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Diffstat (limited to 'sliPluginUtils/provider/src/main/java/org')
8 files changed, 1673 insertions, 0 deletions
diff --git a/sliPluginUtils/provider/src/main/java/org/openecomp/sdnc/sli/SliPluginUtils/DME2.java b/sliPluginUtils/provider/src/main/java/org/openecomp/sdnc/sli/SliPluginUtils/DME2.java new file mode 100644 index 00000000..39612716 --- /dev/null +++ b/sliPluginUtils/provider/src/main/java/org/openecomp/sdnc/sli/SliPluginUtils/DME2.java @@ -0,0 +1,111 @@ +/*- + * ============LICENSE_START======================================================= + * openECOMP : SDN-C + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights + * reserved. + * ================================================================================ + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * ============LICENSE_END========================================================= + */ + +package org.openecomp.sdnc.sli.SliPluginUtils; + +import java.util.Map; + +import org.openecomp.sdnc.sli.SvcLogicContext; +import org.openecomp.sdnc.sli.SvcLogicException; +import org.openecomp.sdnc.sli.SvcLogicJavaPlugin; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + + + +/** + * A SvcLogicJavaPlugin that generates DME2 proxy urls using parameters from context memory. + */ +public class DME2 implements SvcLogicJavaPlugin { + String aafUserName; + String aafPassword; + String envContext; + String routeOffer; + String[] proxyUrls; + Integer index; + String commonServiceVersion; + String partner; + + private static final Logger LOG = LoggerFactory.getLogger(DME2.class); + + public void setPartner(String partner) { + if (partner != null && partner.length() > 0) { + this.partner = partner; + } + } + + public DME2(String aafUserName, String aafPassword, String envContext, String routeOffer, String[] proxyUrls, String commonServiceVersion) { + this.aafUserName = aafUserName; + this.aafPassword = aafPassword; + this.envContext = envContext; + this.routeOffer = routeOffer; + this.proxyUrls = proxyUrls; + this.index = 0; + this.commonServiceVersion = commonServiceVersion; + } + + // constructs a URL to contact the proxy which contacts a DME2 service + public String constructUrl(String service, String version, String subContext) { + StringBuilder sb = new StringBuilder(); + + // The hostname is assigned in a round robin fashion + sb.append(acquireHostName()); + sb.append("/service=" + service); + + //If the directedGraph passes an explicit version use that, if not use the commonServiceVersion found in the properties file + if (version == null) { + version = this.commonServiceVersion; + } + sb.append("/version=" + version); + + sb.append("/envContext=" + this.envContext); + if (this.routeOffer != null && this.routeOffer.length() > 0) { + sb.append("/routeOffer=" + this.routeOffer); + } + if (subContext != null && subContext.length() > 0) { + sb.append("/subContext=" + subContext); + } + sb.append("?dme2.password=" + this.aafPassword); + sb.append("&dme2.username=" + this.aafUserName); + if (this.partner != null) { + sb.append("&dme2.partner=" + this.partner); + } + sb.append("&dme2.allowhttpcode=true"); + return (sb.toString()); + } + + public synchronized String acquireHostName() { + String retVal = proxyUrls[index]; + index++; + if (index == this.proxyUrls.length) { + index = 0; + } + return retVal; + } + + // Node entry point + public void constructUrl(Map<String, String> parameters, SvcLogicContext ctx) throws SvcLogicException { + SliPluginUtils.checkParameters(parameters, new String[] { "service", "outputPath" }, LOG); + String completeProxyUrl = constructUrl(parameters.get("service"), parameters.get("version"), parameters.get("subContext")); + ctx.setAttribute(parameters.get("outputPath"), completeProxyUrl); + } + +} diff --git a/sliPluginUtils/provider/src/main/java/org/openecomp/sdnc/sli/SliPluginUtils/SliPluginUtils.java b/sliPluginUtils/provider/src/main/java/org/openecomp/sdnc/sli/SliPluginUtils/SliPluginUtils.java new file mode 100644 index 00000000..c73315f4 --- /dev/null +++ b/sliPluginUtils/provider/src/main/java/org/openecomp/sdnc/sli/SliPluginUtils/SliPluginUtils.java @@ -0,0 +1,754 @@ +/*- + * ============LICENSE_START======================================================= + * openECOMP : SDN-C + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights + * reserved. + * ================================================================================ + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * ============LICENSE_END========================================================= + */ + +package org.openecomp.sdnc.sli.SliPluginUtils; + +import java.io.File; +import java.io.FileOutputStream; +import java.io.PrintStream; +import java.text.SimpleDateFormat; +import java.util.ArrayList; +import java.util.Collections; +import java.util.Date; +import java.util.HashMap; +import java.util.Map; +import java.util.Objects; +import java.util.Properties; +import java.util.Set; +import java.util.UUID; + +import org.apache.commons.lang3.StringUtils; +import org.openecomp.sdnc.sli.SvcLogicContext; +import org.openecomp.sdnc.sli.SvcLogicException; +import org.openecomp.sdnc.sli.SvcLogicJavaPlugin; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * A utility class used to streamline the interface between Java plugins, + * the Service Logic Context, and Directed Graphs. + * @version 7.0.1 + * @see org.openecomp.sdnc.sli.SvcLogicContext + */ +public class SliPluginUtils implements SvcLogicJavaPlugin { + public enum LogLevel { + TRACE, DEBUG, INFO, WARN, ERROR; + } + + private static final Logger LOG = LoggerFactory.getLogger(SliPluginUtils.class); + + + // ========== CONSTRUCTORS ========== + + public SliPluginUtils() {} + + public SliPluginUtils( Properties props ) {} + + + + // ========== CONTEXT MEMORY FUNCTIONS ========== + + /** + * Removes 1 or more elements from a list in context memory. + * <p> + * Values are removed based on either the index in the list, a key-value + * pair, or a list of key-value pairs that all must match in the element. + * @param parameters + * @param ctx Reference to context memory + * @throws SvcLogicException All exceptions are wrapped in + * SvcLogicException for compatibility with SLI. + * @since 7.0.1 + */ + public void ctxListRemove( Map<String,String> parameters, SvcLogicContext ctx ) throws SvcLogicException { + try{ + LOG.debug( "ENTERING Execute Node \"ctxListRemove\"" ); + + // Validate, Log, & read parameters + checkParameters(parameters, new String[]{"list_pfx"}, LOG); + logExecuteNodeParameters(parameters, LOG, LogLevel.DEBUG); + String list_pfx = parameters.get("list_pfx"); + String param_index = parameters.get("index"); + String param_key = parameters.get("key"); + String param_value = parameters.get("value"); + String param_keys_length = parameters.get("keys_length"); + + // Initialize context memory list mimic + SvcLogicContextList list; + + // Process based on input parameters: + // index: remove object at specific index + // key & value: remove all objects with key-value pair + // keys_length: remove all objects that match all key-value pairs + // in list + if( param_index != null ) { + // Parse index + LOG.trace("executing remove by index logic"); + int index; + try { + index = Integer.parseInt(param_index); + } + catch( NumberFormatException e ) { + throw new IllegalArgumentException("\"index\" parameter is not a number. index = " + param_index, e); + } + + // Extract list from context memory & remove object @ index + LOG.trace("extracting list from context memory"); + list = SvcLogicContextList.extract(ctx, list_pfx); + LOG.trace("removing elements from list"); + list.remove(index); + } + else if( param_value != null ) { + if( param_key == null ) { param_key = ""; } + + // Extract list from context memory & remove objects with + // key-value pair + LOG.trace("executing remove by key-value pair logic"); + LOG.trace("extracting list from context memory"); + list = SvcLogicContextList.extract(ctx, list_pfx); + LOG.trace("removing elements from list"); + list.remove( param_key, param_value ); + } + else if( param_keys_length != null ) { + // Parse keys_length + LOG.trace("executing remove by key-value pair list logic"); + int keys_length; + try { + keys_length = Integer.parseInt(param_keys_length); + } + catch( NumberFormatException e ) { + throw new IllegalArgumentException("\"keys_length\" parameters is not a number. keys_length = " + param_keys_length, e); + } + + // Obtain key-value pairs to check from parameters + LOG.trace("reading keys parameter list"); + HashMap<String,String> keys_values = new HashMap<String,String>(); + for( int i = 0; i < keys_length; i++ ) { + keys_values.put(parameters.get("keys[" + i + "].key"), parameters.get("keys[" + i + "].value")); + } + + // Extract list from context memory & remove objects with all + // key-value pairs matching + LOG.trace("extracting list from context memory"); + list = SvcLogicContextList.extract(ctx, list_pfx); + LOG.trace("removing elements from list"); + list.remove(keys_values); + } + else { + throw new IllegalArgumentException("Required parameters missing. Requires one of: index, key & value, or keys_length array"); + } + + // Remove index from list + LOG.trace("writing list back into context memory"); + list.writeToContext(ctx); + } + catch( Exception e ) { + throw new SvcLogicException( "An error occurred in the ctxListRemove Execute node", e ); + } + finally { + LOG.debug( "EXITING Execute Node \"ctxListRemove\"" ); + } + } + + /** + * ctxSortList + * @param parameters - the set of required parameters must contain list and delimiter. + * @param ctx Reference to context memory + * @throws SvcLogicException if a required parameter is missing an exception is thrown + */ + public void ctxSortList( Map<String, String> parameters, SvcLogicContext ctx ) throws SvcLogicException { + checkParameters(parameters, new String[]{"list","delimiter"}, LOG); + ArrayList<SortableCtxListElement> list = new ArrayList<SortableCtxListElement>(); + + String[] sort_fields = null; + if( parameters.containsKey("sort-fields") ) { + sort_fields = parameters.get("sort-fields").split(parameters.get("delimiter"), 0); + } + + String ctx_list_str = parameters.get("list"); + int listSz = getArrayLength(ctx, ctx_list_str); + + + + for( int i = 0; i < listSz; i++ ) { + list.add( new SortableCtxListElement(ctx, ctx_list_str + '[' + i + ']', sort_fields) ); + } + Collections.sort(list); + + ctxBulkErase(ctx, ctx_list_str); + int i = 0; + for( SortableCtxListElement list_element : list ) { + for( Map.Entry<String,String> entry : list_element.child_elements.entrySet() ) { + if( sort_fields == null ) { + ctx.setAttribute(ctx_list_str + '[' + i + ']', entry.getValue()); + } + else { + ctx.setAttribute(ctx_list_str + '[' + i + "]." + entry.getKey(), entry.getValue()); + } + } + i++; + } + // Reset list length (removed by ctxBulkErase above) + ctx.setAttribute(ctx_list_str+"_length", ""+listSz); + } + + /** + * generates a UUID and writes it to context memory + * @param parameters - ctx-destination is a required parameter + * @param ctx Reference to context memory + * @throws SvcLogicException thrown if a UUID cannot be generated or if ctx-destination is missing or null + */ + public void generateUUID( Map<String, String> parameters, SvcLogicContext ctx ) throws SvcLogicException { + checkParameters(parameters, new String[]{"ctx-destination"}, LOG); + ctx.setAttribute(parameters.get("ctx-destination"), UUID.randomUUID().toString() ); + } + + /** + * Provides substring functionality to Directed Graphs. + * <p> + * Calls either String.substring(String beginIndex) or + * String.substring(String beginInded, String endIndex) if the end-index + * is present or not. + * @param parameters HashMap<String,String> of parameters passed by the DG to this function + * <table border="1"> + * <thead><th>parameter</th><th>Mandatory/Optional</th><th>description</th></thead> + * <tbody> + * <tr><td>string</td><td>Mandatory</td><td>String to perform substring on</td></tr> + * <tr><td>result</td><td>Mandatory</td><td>Key in context memory to populate the resulting string in</td></tr> + * <tr><td>begin-index</td><td>Mandatory</td><td>Beginning index to pass to Java substring function</td></tr> + * <tr><td>end-index</td><td>Optional</td><td>Ending index to pass to Java substring function. If not included, String.substring(begin) will be called.</td></tr> + * </tbody> + * </table> + * @param ctx Reference to context memory + * @throws SvcLogicException + * @since 8.0.1 + * @see SliPluginUtils#substring(Map, SvcLogicContext) + */ + @Deprecated + public void substring( Map<String, String> parameters, SvcLogicContext ctx ) throws SvcLogicException { + try { + checkParameters( parameters, new String[]{"string","begin-index","result"}, LOG ); + final String string = parameters.get("string"); + final String result = parameters.get("result"); + final String begin = parameters.get("begin-index"); + final String end = parameters.get("end-index"); + + if( StringUtils.isEmpty(end) ) { + ctx.setAttribute( result, string.substring(Integer.parseInt(begin)) ); + } + else { + ctx.setAttribute( result, string.substring(Integer.parseInt(begin), Integer.parseInt(end)) ); + } + } + catch( Exception e ) { + throw new SvcLogicException( "An error occurred while the Directed Graph was performing a substring", e ); + } + } + + + + // ========== PUBLIC STATIC UTILITY FUNCTIONS ========== + + /** + * Throws an exception and writes an error to the log file if a required + * parameters is not found in the parametersMap. + * <p> + * Use at the beginning of functions that can be called by Directed Graphs + * and can take parameters to verify that all parameters have been provided + * by the Directed Graph. + * @param parametersMap parameters Map passed to this node + * @param requiredParams Array of parameters required by the calling function + * @param log Reference to Logger to log to + * @throws SvcLogicException if a String in the requiredParams array is + * not a key in parametersMap. + * @since 1.0 + */ + public static final void checkParameters(Map<String, String> parametersMap, String[] requiredParams, Logger log) throws SvcLogicException { + if( requiredParams == null || requiredParams.length < 1){ + log.debug("required parameters was empty, exiting early."); + return; + } + if (parametersMap == null || parametersMap.keySet().size() < 1){ + String errorMessage = "This method requires the parameters [" + StringUtils.join(requiredParams,",") + "], but no parameters were passed in."; + log.error(errorMessage); + throw new SvcLogicException(errorMessage); + } + + for (String param : requiredParams) { + if (!parametersMap.containsKey(param)) { + String errorMessage = "Required parameter \"" + param + "\" was not found in parameter list."; + log.error(errorMessage); + log.error("Total list of required parameters is [" + StringUtils.join(requiredParams, ",") + "]."); + throw new SvcLogicException(errorMessage); + } + } + } + + /** + * Removes all key-value pairs with keys that begin with pfx + * @param ctx Reference to context memory + * @param pfx Prefix of key-value pairs to remove + * @since 1.0 + */ + public static final void ctxBulkErase( SvcLogicContext ctx, String pfx ) { + ArrayList<String> Keys = new ArrayList<String>( ctx.getAttributeKeySet() ); + for( String key : Keys ) { + if( key.startsWith( pfx ) ) { + ctx.setAttribute( pfx + key.substring(pfx.length()) , null); + } + } + } + + /** + * Copies all context memory key-value pairs that start with src_pfx to + * the keys that start with dest_pfx + suffix, where suffix is the result + * of {@code key.substring(src_pfx.length())}. + * <p> + * Does NOT guarantee removal of all keys at the destination before + * copying, but will overwrite any destination keys that have a + * corresponding source key. Use {@link #ctxBulkErase(SvcLogicContext, String) ctxBulkErase} + * before copy to erase destination root before copying from source. + * @param ctx Reference to context memory. + * @param src_pfx Prefix of the keys to copy values from. + * @param dest_pfx Prefix of the keys to copy values to. + * @since 1.0 + */ + public static final void ctxBulkCopy( SvcLogicContext ctx, String src_pfx, String dest_pfx ) { + // Remove trailing period from dest_pfx + if( dest_pfx.charAt(dest_pfx.length()-1) == '.' ) { + dest_pfx = dest_pfx.substring(0,dest_pfx.length()-1); + } + + // For each context key that begins with src_pfx, set the value of the + // key dest_pfx + the suffix of the key to the key's value + ArrayList<String> Keys = new ArrayList<String>(ctx.getAttributeKeySet()); + for( String key : Keys ) { + if( key.startsWith(src_pfx) ) { + // Get suffix (no leading period) + String suffix = key.substring(src_pfx.length()); + if( suffix.charAt(0) == '.') { + suffix = suffix.substring(1); + } + + // Set destination's value to key's value + ctx.setAttribute(dest_pfx + '.' + suffix, ctx.getAttribute(key)); + } + } + } + + /** + * Creates and returns a {@code Map<String, String>} that is a subset of + * context memory where all keys begin with the prefix. + * @param ctx Reference to context memory. + * @param prefix Returned map's keys should all begin with this value. + * @return A {@code Map<String, String>} containing all the key-value pairs + * in ctx whose key begins with prefix. + */ + public static final Map<String, String> ctxGetBeginsWith( SvcLogicContext ctx, String prefix ) { + Map<String, String> prefixMap = new HashMap<String, String>(); + + for( String key : ctx.getAttributeKeySet() ) { + if( key.startsWith(prefix) ) { + prefixMap.put( key, ctx.getAttribute(key) ); + } + } + + return prefixMap; + } + + /** + * Returns true if key's value in context memory is "" or if it doesn't + * exist in context memory. + * @param ctx Reference to context memory. + * @param key Key to search for. + * @return true if key's value in context memory is "" or if it doesn't + * exist in context memory. + * @since 1.0 + */ + public static final boolean ctxKeyEmpty( SvcLogicContext ctx, String key ) { + String value = ctx.getAttribute(key); + return value == null || value.isEmpty(); + } + + /** + * Adds all key-value pairs in the entries Map to context memory. + * @param ctx Reference to context memory. Value's {@code toString()} + * function is used to add it. + * @param entries {@code Map<String, ?>} of key-value pairs to add to + * context memory. Value's {@code toString()} function is used to add it. + * @return Reference to context memory to be used for function chaining. + */ + public static final SvcLogicContext ctxPutAll( SvcLogicContext ctx, Map<String, ?> entries ) { + for( Map.Entry<String, ?> entry : entries.entrySet() ) { + ctxSetAttribute( ctx, entry.getKey(), entry.getValue() ); + //ctx.setAttribute(entry.getKey(), entry.getValue().toString()); + } + + return ctx; + } + + /** + * Sets a key in context memory to the output of object's toString(). The + * key is deleted from context memory if object is null. + * @param ctx Reference to context memory. + * @param key Key to set. + * @param object Object whose toString() will be the value set + */ + public static final void ctxSetAttribute( SvcLogicContext ctx, String key, Object object ) { + if( object == null ) { + ctx.setAttribute(key, null); + } + else { + ctx.setAttribute(key, object.toString()); + } + } + + /** + * Sets a key in context memory to the output of object's toString(). + * <p> + * The key is deleted from context memory if object is null. The key and + * value set in context memory are logged to the Logger at the provided + * logLevel level. + * @param <O> Any Java object + * @param ctx Reference to context memory. + * @param key Key to set. + * @param obj Object whose toString() will be the value set + * @param LOG Logger to log to + * @param logLevel level to log at in Logger + */ + public static final <O extends Object> void ctxSetAttribute( SvcLogicContext ctx, String key, O obj, Logger LOG, LogLevel logLevel ) { + String value = Objects.toString( obj, null ); + ctx.setAttribute( key, value ); + if( logLevelIsEnabled(LOG, logLevel ) ) { + if( value == null ) { + logMessageAtLevel( LOG, logLevel, "Deleting " + key ); + } + else { + logMessageAtLevel( LOG, logLevel, "Setting " + key + " = " + value ); + } + } + } + + /** + * Utility function used to get an array's length from context memory. + * Will return 0 if key doesn't exist in context memory or isn't numeric. + * <p> + * Use to obtain a context memory array length without having to worry + * about throwing a NumberFormatException. + * @param ctx Reference to context memory + * @param key Key in context memory whose value is the array's length. If + * the key doesn't end in "_length", then "_length is appended. + * @param log Reference to Logger to log to + * @return The array length or 0 if the key is not found in context memory. + * @since 1.0 + */ + public static final int getArrayLength( SvcLogicContext ctx, String key ) { + return getArrayLength(ctx, key, null, null, null); + } + + /** + * Utility function used to get an array's length from context memory. + * Will return 0 if key doesn't exist in context memory or isn't numeric + * and print the provided log message to the configured log file. + * <p> + * Use to obtain a context memory array length without having to worry + * about throwing a NumberFormatException. + * @param ctx Reference to context memory. + * @param key Key in context memory whose value is the array's length. If + * the key doesn't end in "_length", then "_length is appended. + * @param log Reference to Logger to log to. Doesn't log if null. + * @param logLevel Logging level to log the message at if the context + * memory key isn't found. Doesn't log if null. + * @param log_message Message to log if the context memory key isn't found. + * Doesn't log if null. + * @return The array length or 0 if the key is not found in context memory. + * @since 1.0 + */ + public static final int getArrayLength( SvcLogicContext ctx, String key, Logger log, LogLevel logLevel, String log_message ) { + String ctxKey = ( key.endsWith("_length") ) ? key : key + "_length"; + try { + return Integer.parseInt(ctx.getAttribute(ctxKey)); + } + catch( NumberFormatException e ) { + if( log != null && logLevel != null && log_message != null ) { + switch( logLevel ) { + case TRACE: + log.trace(log_message); + case DEBUG: + log.debug(log_message); + break; + case INFO: + log.info(log_message); + break; + case WARN: + log.warn(log_message); + break; + case ERROR: + log.error(log_message); + break; + } + } + } + + return 0; + } + + /** + * Prints sorted context memory key-value pairs to the log file at the log + * level. Returns immediately if the log level isn't enabled. + * <p> + * O(n log(n)) time where n = size of context memory + * @param ctx Reference to context memory + * @param log Reference to Logger to log to + * @param logLevel Logging level to log the context memory key-value pairs + * at. + * @since 1.0 + */ + public static final void logContextMemory( SvcLogicContext ctx, Logger log, LogLevel logLevel ) { + logLevelIsEnabled( log, logLevel ); + + // Print sorted context memory key-value pairs to the log + ArrayList<String> keys = new ArrayList<String>(ctx.getAttributeKeySet()); + Collections.sort(keys); + for( String key : keys ) { + logMessageAtLevel( log, logLevel, key + " = " + ctx.getAttribute(key) ); + } + } + + + + // ========== PRIVATE FUNCTIONS ========== + + // TODO: javadoc + /** + * + * @param parameters + * @param log + * @param loglevel + * @since 7.0.1 + */ + public static final void logExecuteNodeParameters( Map<String,String> parameters, Logger log, LogLevel loglevel ) { + logLevelIsEnabled( log, loglevel ); + + for( Map.Entry<String,String> param : parameters.entrySet() ) { + logMessageAtLevel( log, loglevel, "PARAM: " + param.getKey() + " = " + param.getValue() ); + } + } + + // TODO: javadoc + /** + * Returns true if the loglevel is enabled. Otherwise, returns false. + * @param log Reference to logger + * @param loglevel Log level to check if enabled + * @return True if the loglevel is enabled. Otherwise, false + * @since 7.0.1 + */ + private static final boolean logLevelIsEnabled( Logger log, LogLevel loglevel ) { + // Return immediately if logging level isn't enabled + switch( loglevel ) { + case TRACE: + if( log.isTraceEnabled() ) { return true; } + return false; + case DEBUG: + if( log.isDebugEnabled() ) { return true; } + return false; + case INFO: + if( log.isInfoEnabled() ) { return true; } + return false; + case WARN: + if( log.isWarnEnabled() ) { return true; } + return false; + case ERROR: + if( log.isErrorEnabled() ) { return true; } + return false; + default: + throw new IllegalArgumentException("Unknown LogLevel: " + loglevel.toString()); + } + } + + // TODO: javadoc + /** + * + * @param log + * @param loglevel + * @param msg + * @since 7.0.1 + */ + private static final void logMessageAtLevel( Logger log, LogLevel loglevel, String msg ) { + switch( loglevel ) { + case TRACE: + log.trace(msg); + return; + case DEBUG: + log.debug(msg); + return; + case INFO: + log.info(msg); + return; + case WARN: + log.warn(msg); + return; + case ERROR: + log.error(msg); + return; + } + } + + + + // ========== LOCAL CLASSES ========== + + private class SortableCtxListElement implements Comparable<SortableCtxListElement> { + HashMap<String,String> child_elements = new HashMap<String,String>(); + String[] sort_fields; + + public SortableCtxListElement( SvcLogicContext ctx, String root, String[] sort_fields ) { + this.sort_fields = sort_fields; + + for( String key : ctx.getAttributeKeySet() ) { + if( key.startsWith(root) ) { + if( key.length() == root.length() ) { + child_elements.put("", ctx.getAttribute(key)); + break; + } + else { + child_elements.put(key.substring(root.length()+1), ctx.getAttribute(key)); + } + } + } + } + + @Override + public int compareTo(SortableCtxListElement arg0) { + if( sort_fields == null ) { + return this.child_elements.get("").compareTo(arg0.child_elements.get("")); + } + + for( String field : this.sort_fields ) { + int result = this.child_elements.get(field).compareTo(arg0.child_elements.get(field)); + if( result != 0 ) { + return result; + } + } + + return 0; + } + } + + /** + * Creates a file that contains the content of context memory. + * @param parameters - must contain the parameter filename + * @param ctx Reference to context memory + * @throws SvcLogicException thrown if file cannot be created or if parameters are missing + */ + public static void printContext(Map<String, String> parameters, SvcLogicContext ctx) throws SvcLogicException { + if (parameters == null || parameters.isEmpty()) { + throw new SvcLogicException("no parameters passed"); + } + + checkParameters(parameters, new String[]{"filename"}, LOG); + + String fileName = parameters.get("filename"); + + + try (FileOutputStream fstr = new FileOutputStream(new File(fileName)); + PrintStream pstr = new PrintStream(fstr, true);) + { + pstr.println("#######################################"); + for (String attr : ctx.getAttributeKeySet()) { + pstr.println(attr + " = " + ctx.getAttribute(attr)); + } + } catch (Exception e) { + throw new SvcLogicException("Cannot write context to file " + fileName, e); + } + + + } + + /** + * Checks context memory for a set of required parameters + * Every parameter aside from prefix will be treated as mandatory + * @param parameters HashMap<String,String> of parameters passed by the DG to this function + * <table border="1"> + * <thead><th>parameter</th><th>Mandatory/Optional</th><th>description</th></thead> + * <tbody> + * <tr><td>prefix</td><td>Optional</td><td>the prefix will be added to each parameter</td></tr> + * </tbody> + * </table> + * @param ctx Reference to context memory + * @throws SvcLogicException + * @since 11.0.2 + */ + public static void requiredParameters(Map<String, String> parameters, SvcLogicContext ctx) throws SvcLogicException { + if (parameters == null || parameters.keySet().size() < 1) { + String errorMessage = "requiredParameters should not be called if the parameters hashmap is null or empty!"; + LOG.error(errorMessage); + throw new SvcLogicException(errorMessage); + } + String prefixValue = null; + String prefix = "prefix"; + if(parameters.containsKey(prefix)){ + prefixValue = parameters.get(prefix); + parameters.remove(prefix); + } + checkParameters(prefixValue, ctx.getAttributeKeySet(), parameters.keySet(), LOG); + } + + private static void checkParameters(String prefixValue, Set<String> ctx, Set<String> parameters, Logger log) throws SvcLogicException { + for (String param : parameters) { + if (prefixValue != null) { + param = prefixValue + param; + } + if (!ctx.contains(param)) { + String errorMessage = "This method requires the parameters [" + StringUtils.join(parameters, ",") + + "], but " + param + " was not passed in."; + log.error(errorMessage); + throw new SvcLogicException(errorMessage); + } + } + } + + /** + * is in a different DG invocation just before/after we call NCS and set the state to InProgress + */ + /** + * setTime write the current date time to a string located at outputPath + * @param parameters - requires outputPath to not be null + * @param ctx Reference to context memory + * @throws SvcLogicException if a required parameter is missing an exception is thrown + */ + public static void setTime(Map<String, String> parameters, SvcLogicContext ctx) throws SvcLogicException + { + checkParameters(parameters, new String[] { "outputPath" }, LOG); + + // Set the DateFormat + // "2015-03-16T12:18:35.138Z" + SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'"); + + // Parse the date + String ctxVariable = parameters.get("outputPath"); + try { + String dateTime = format.format(new Date()); + ctx.setAttribute(ctxVariable, dateTime); + } catch (Exception ex) { + throw new SvcLogicException("problem with setTime", ex); + } + } +} diff --git a/sliPluginUtils/provider/src/main/java/org/openecomp/sdnc/sli/SliPluginUtils/SliPluginUtilsActivator.java b/sliPluginUtils/provider/src/main/java/org/openecomp/sdnc/sli/SliPluginUtils/SliPluginUtilsActivator.java new file mode 100644 index 00000000..e0568ab7 --- /dev/null +++ b/sliPluginUtils/provider/src/main/java/org/openecomp/sdnc/sli/SliPluginUtils/SliPluginUtilsActivator.java @@ -0,0 +1,95 @@ +/*- + * ============LICENSE_START======================================================= + * openECOMP : SDN-C + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights + * reserved. + * ================================================================================ + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * ============LICENSE_END========================================================= + */ + +package org.openecomp.sdnc.sli.SliPluginUtils; + +import java.io.File; +import java.io.FileNotFoundException; +import java.io.FileReader; +import java.io.IOException; +import java.util.LinkedList; +import java.util.List; +import java.util.Properties; + +import org.osgi.framework.BundleActivator; +import org.osgi.framework.BundleContext; +import org.osgi.framework.ServiceRegistration; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +public class SliPluginUtilsActivator implements BundleActivator { + @SuppressWarnings("rawtypes") private List<ServiceRegistration> registrations = new LinkedList<ServiceRegistration>(); + + private static final Logger LOG = LoggerFactory.getLogger(SliPluginUtilsActivator.class); + private static final String SDNC_ROOT_DIR = "SDNC_CONFIG_DIR"; + private static final String DME2_PROPERTIES_FILE_NAME = "dme2.properties"; + + @Override + public void start(BundleContext ctx) throws Exception { + SliPluginUtils plugin = new SliPluginUtils(new Properties()); + LOG.info("Registering service " + plugin.getClass().getName()); + registrations.add(ctx.registerService(plugin.getClass().getName(), plugin, null)); + + SliStringUtils sliStringUtils_Plugin = new SliStringUtils(); + LOG.info("Registering service " + sliStringUtils_Plugin.getClass().getName()); + registrations.add(ctx.registerService(sliStringUtils_Plugin.getClass().getName(), sliStringUtils_Plugin, null)); + + try { + String path = System.getenv(SDNC_ROOT_DIR) + File.separator + DME2_PROPERTIES_FILE_NAME; + DME2 dmePlugin = initDme2(path); + if (dmePlugin != null) { + LOG.info("Registering service " + dmePlugin.getClass().getName()); + registrations.add(ctx.registerService(dmePlugin.getClass().getName(), dmePlugin, null)); + } + } catch (Exception e) { + LOG.error("DME2 plugin could not be started", e); + } + } + + public DME2 initDme2(String pathToDmeProperties) { + Properties dme2properties = new Properties(); + String loadPropertiesErrorMessage = "Couldn't load DME2 properties at path " + pathToDmeProperties; + File dme2propertiesFile = new File(pathToDmeProperties); + + try { + dme2properties.load(new FileReader(dme2propertiesFile)); + String proxyUrlProperty = dme2properties.getProperty("proxyUrl"); + String[] proxyUrls = proxyUrlProperty.split(","); + DME2 dmePlugin = new DME2(dme2properties.getProperty("aafUserName"), dme2properties.getProperty("aafPassword"), dme2properties.getProperty("envContext"), dme2properties.getProperty("routeOffer"), proxyUrls, dme2properties.getProperty("commonServiceVersion")); + dmePlugin.setPartner(dme2properties.getProperty("partner")); + return dmePlugin; + } catch (FileNotFoundException e) { + LOG.error(loadPropertiesErrorMessage); + } catch (IOException e) { + LOG.error(loadPropertiesErrorMessage); + } + LOG.error("Couldn't create DME2 plugin"); + return null; + } + + @Override + public void stop(BundleContext ctx) throws Exception { + for (@SuppressWarnings("rawtypes") ServiceRegistration registration : registrations) { + registration.unregister(); + registration = null; + } + } +} diff --git a/sliPluginUtils/provider/src/main/java/org/openecomp/sdnc/sli/SliPluginUtils/SliStringUtils.java b/sliPluginUtils/provider/src/main/java/org/openecomp/sdnc/sli/SliPluginUtils/SliStringUtils.java new file mode 100644 index 00000000..43af6f59 --- /dev/null +++ b/sliPluginUtils/provider/src/main/java/org/openecomp/sdnc/sli/SliPluginUtils/SliStringUtils.java @@ -0,0 +1,396 @@ +/*- + * ============LICENSE_START======================================================= + * openECOMP : SDN-C + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights + * reserved. + * ================================================================================ + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * ============LICENSE_END========================================================= + */ + +package org.openecomp.sdnc.sli.SliPluginUtils; + +import java.io.UnsupportedEncodingException; +import java.net.URLEncoder; +import java.util.Map; + +import org.apache.commons.lang3.StringUtils; +import org.openecomp.sdnc.sli.SvcLogicContext; +import org.openecomp.sdnc.sli.SvcLogicException; +import org.openecomp.sdnc.sli.SvcLogicJavaPlugin; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * A SvcLogicJavaPlugin that exposes java.lang.String functions to DirectedGraph + */ +public class SliStringUtils implements SvcLogicJavaPlugin { + private static final Logger LOG = LoggerFactory.getLogger(SliStringUtils.class); + + public SliStringUtils() {} + + /** + * Provides split functionality to Directed Graphs. + * @param parameters HashMap<String,String> of parameters passed by the DG to this function + * <table border="1"> + * <thead><th>parameter</th><th>Mandatory/Optional</th><th>description</th></thead> + * <tbody> + * <tr><td>original_string</td><td>Mandatory</td><td>String to perform split on</td></tr> + * <tr><td>regex</td><td>Mandatory</td><td>the delimiting regular expression</td></tr> + * <tr><td>limit</td><td>Optional</td><td>result threshold. See String.split method for further description. Defaults to 0</td></tr> + * <tr><td>ctx_memory_result_key</td><td>Mandatory</td><td>Key in context memory to populate the resulting array of strings under</td></tr> + * </tbody> + * </table> + * @param ctx Reference to context memory + * @throws SvcLogicException + * @since 11.0.2 + * @see String#split(String, int) + */ + public void split( Map<String, String> parameters, SvcLogicContext ctx ) throws SvcLogicException { + final String original_string = parameters.get("original_string"); + LOG.trace("original_string = " + original_string); + final String regex = parameters.get("regex"); + LOG.trace("regex = " + regex); + final String limit_str = parameters.get("limit"); + LOG.trace("limit_str = " + limit_str); + final String ctx_memory_result_key = parameters.get("ctx_memory_result_key"); + LOG.trace("ctx_memory_result_key = " + ctx_memory_result_key); + + try { + // Validation that parameters are not null + SliPluginUtils.checkParameters( parameters, new String[]{"original_string","regex","ctx_memory_result_key"}, LOG ); + + // Read limit from context memory. Default to 0 if null/empty + int limit = 0; + if( StringUtils.isNotEmpty(limit_str) ) { + try { + limit = Integer.parseInt(limit_str); + } + catch( NumberFormatException e ) { + throw new IllegalArgumentException( "The limit parameter of the SliStringUtils.split() function must be a number, empty string, or null", e ); + } + } + + // Call String.split(regex,limit) on string passed in + String[] split_string = original_string.split(regex, limit); + + // Populate context memory with results + for( int i = 0; i < split_string.length; i++ ) { + SliPluginUtils.ctxSetAttribute(ctx, ctx_memory_result_key + '[' + i + ']', split_string[i], LOG, SliPluginUtils.LogLevel.DEBUG); + } + SliPluginUtils.ctxSetAttribute(ctx, ctx_memory_result_key + "_length", new Integer(split_string.length), LOG, SliPluginUtils.LogLevel.DEBUG); + } + catch( Exception e ) { + // Have error message print parameters + throw new SvcLogicException( "An error occurred during SliStringUtils.split() where original_string = " + quotedOrNULL(regex) + + " regex = " + quotedOrNULL(regex) + + " limit = " + quotedOrNULL(regex) + + " ctx_memory_result_key = " + quotedOrNULL(regex), e ); + } + } + + private static String quotedOrNULL( String str ) { + return (str == null) ? "NULL" : '"' + str + '"'; + } + + /** + * exposes equalsIgnoreCase to directed graph + * @param parameters HashMap<String,String> of parameters passed by the DG to this function + * emits a true or false outcome + * <table border="1"> + * <thead><th>parameter</th><th>Mandatory/Optional</th><th>description</th></thead> + * <tbody> + * <tr><td>source</td><td>Mandatory</td><td>source string</td></tr> + * <tr><td>target</td><td>Mandatory</td><td>target string</td></tr> + * </tbody> + * </table> + * @param ctx Reference to context memory + * @throws SvcLogicException + * @since 11.0.2 + */ + public static String equalsIgnoreCase(Map<String, String> parameters, SvcLogicContext ctx) throws SvcLogicException { + SliPluginUtils.checkParameters(parameters, new String[]{"source","target"}, LOG); + if(parameters.get("source").equalsIgnoreCase(parameters.get("target"))){ + return "true"; + } + return "false"; + } + + /** + * exposes toUpperCase to directed graph + * writes an upperCase version of source to outputPath + * @param parameters HashMap<String,String> of parameters passed by the DG to this function + * <table border="1"> + * <thead><th>parameter</th><th>Mandatory/Optional</th><th>description</th></thead> + * <tbody> + * <tr><td>source</td><td>Mandatory</td><td>source string</td></tr> + * <tr><td>outputPath</td><td>Mandatory</td><td>the location in context memory the result is written to</td></tr> + * </tbody> + * </table> + * @param ctx Reference to context memory + * @throws SvcLogicException + * @since 11.0.2 + */ + public static void toUpper(Map<String, String> parameters, SvcLogicContext ctx) throws SvcLogicException { + SliPluginUtils.checkParameters(parameters, new String[]{"source","outputPath"}, LOG); + ctx.setAttribute(parameters.get("outputPath"), parameters.get("source").toUpperCase()); + } + + /** + * exposes toLowerCase to directed graph + * writes a lowerCase version of source to outputPath + * @param parameters HashMap<String,String> of parameters passed by the DG to this function + * <table border="1"> + * <thead><th>parameter</th><th>Mandatory/Optional</th><th>description</th></thead> + * <tbody> + * <tr><td>source</td><td>Mandatory</td><td>source string</td></tr> + * <tr><td>outputPath</td><td>Mandatory</td><td>the location in context memory the result is written to</td></tr> + * </tbody> + * </table> + * @param ctx Reference to context memory + * @throws SvcLogicException + * @since 11.0.2 + */ + public static void toLower(Map<String, String> parameters, SvcLogicContext ctx) throws SvcLogicException { + SliPluginUtils.checkParameters(parameters, new String[]{"source","outputPath"}, LOG); + ctx.setAttribute(parameters.get("outputPath"), parameters.get("source").toLowerCase()); + } + + /** + * exposes contains to directed graph to test if one string contains another + * tests if the source contains the target + * @param parameters HashMap<String,String> of parameters passed by the DG to this function + * emits a true or false outcome + * <table border="1"> + * <thead><th>parameter</th><th>Mandatory/Optional</th><th>description</th></thead> + * <tbody> + * <tr><td>source</td><td>Mandatory</td><td>source string</td></tr> + * <tr><td>target</td><td>Mandatory</td><td>target string</td></tr> + * </tbody> + * </table> + * @param ctx Reference to context memory + * @throws SvcLogicException + * @since 11.0.2 + */ + public static String contains(Map<String, String> parameters, SvcLogicContext ctx) throws SvcLogicException { + SliPluginUtils.checkParameters(parameters, new String[]{"source","target"}, LOG); + if(parameters.get("source").contains(parameters.get("target"))){ + return "true"; + } + return "false"; + } + + /** + * exposes endsWith to directed graph to test if one string endsWith another string + * tests if the source ends with the target + * @param parameters HashMap<String,String> of parameters passed by the DG to this function + * emits a true or false outcome + * <table border="1"> + * <thead><th>parameter</th><th>Mandatory/Optional</th><th>description</th></thead> + * <tbody> + * <tr><td>source</td><td>Mandatory</td><td>source string</td></tr> + * <tr><td>target</td><td>Mandatory</td><td>target string</td></tr> + * </tbody> + * </table> + * @param ctx Reference to context memory + * @throws SvcLogicException + * @since 11.0.2 + */ + public static String endsWith(Map<String, String> parameters, SvcLogicContext ctx) throws SvcLogicException { + SliPluginUtils.checkParameters(parameters, new String[]{"source","target"}, LOG); + if(parameters.get("source").endsWith(parameters.get("target"))){ + return "true"; + } + return "false"; + } + + /** + * exposes startsWith to directed graph to test if one string endsWith another string + * tests if the source ends with the target + * @param parameters HashMap<String,String> of parameters passed by the DG to this function + * emits a true or false outcome + * <table border="1"> + * <thead><th>parameter</th><th>Mandatory/Optional</th><th>description</th></thead> + * <tbody> + * <tr><td>source</td><td>Mandatory</td><td>source string</td></tr> + * <tr><td>target</td><td>Mandatory</td><td>target string</td></tr> + * </tbody> + * </table> + * @param ctx Reference to context memory + * @throws SvcLogicException + * @since 11.0.2 + */ + public static String startsWith(Map<String, String> parameters, SvcLogicContext ctx) throws SvcLogicException { + SliPluginUtils.checkParameters(parameters, new String[]{"source","target"}, LOG); + if(parameters.get("source").startsWith(parameters.get("target"))){ + return "true"; + } + return "false"; + } + + /** + * exposes trim to directed graph + * writes a trimmed version of the string to the outputPath + * @param parameters HashMap<String,String> of parameters passed by the DG to this function + * <table border="1"> + * <thead><th>parameter</th><th>Mandatory/Optional</th><th>description</th></thead> + * <tbody> + * <tr><td>source</td><td>Mandatory</td><td>source string</td></tr> + * <tr><td>outputPath</td><td>Mandatory</td><td>the location in context memory the result is written to</td></tr> + * </tbody> + * </table> + * @param ctx Reference to context memory + * @throws SvcLogicException + * @since 11.0.2 + */ + public static void trim(Map<String, String> parameters, SvcLogicContext ctx) throws SvcLogicException { + SliPluginUtils.checkParameters(parameters, new String[]{"source","outputPath"}, LOG); + ctx.setAttribute(parameters.get("outputPath"), parameters.get("source").trim()); + } + + /** + * exposes String.length() to directed graph + * writes the length of source to outputPath + * @param parameters HashMap<String,String> of parameters passed by the DG to this function + * <table border="1"> + * <thead><th>parameter</th><th>Mandatory/Optional</th><th>description</th></thead> + * <tbody> + * <tr><td>source</td><td>Mandatory</td><td>source string</td></tr> + * <tr><td>outputPath</td><td>Mandatory</td><td>the location in context memory the result is written to</td></tr> + * </tbody> + * </table> + * @param ctx Reference to context memory + * @throws SvcLogicException + * @since 11.0.2 + */ + public static void getLength(Map<String, String> parameters, SvcLogicContext ctx) throws SvcLogicException { + SliPluginUtils.checkParameters(parameters, new String[]{"source","outputPath"}, LOG); + ctx.setAttribute(parameters.get("outputPath"), String.valueOf(parameters.get("source").length())); + } + + /** + * exposes replace to directed graph + * writes the length of source to outputPath + * @param parameters HashMap<String,String> of parameters passed by the DG to this function + * <table border="1"> + * <thead><th>parameter</th><th>Mandatory/Optional</th><th>description</th></thead> + * <tbody> + * <tr><td>source</td><td>Mandatory</td><td>source string</td></tr> + * <tr><td>target</td><td>Mandatory</td><td>The sequence of char values to be replaced</td></tr> + * <tr><td>replacement</td><td>Mandatory</td><td>The replacement sequence of char values</td></tr> + * <tr><td>outputPath</td><td>Mandatory</td><td>the location in context memory the result is written to</td></tr> + * </tbody> + * </table> + * @param ctx Reference to context memory + * @throws SvcLogicException + * @since 11.0.2 + */ + public static void replace(Map<String, String> parameters, SvcLogicContext ctx) throws SvcLogicException { + SliPluginUtils.checkParameters(parameters, new String[]{"source","outputPath","target","replacement"}, LOG); + ctx.setAttribute(parameters.get("outputPath"), (parameters.get("source").replace(parameters.get("target"), parameters.get("replacement")))); + } + + /** + * Provides substring functionality to Directed Graphs. + * <p> + * Calls either String.substring(String beginIndex) or + * String.substring(String beginInded, String endIndex) if the end-index + * is present or not. + * @param parameters HashMap<String,String> of parameters passed by the DG to this function + * <table border="1"> + * <thead><th>parameter</th><th>Mandatory/Optional</th><th>description</th></thead> + * <tbody> + * <tr><td>string</td><td>Mandatory</td><td>String to perform substring on</td></tr> + * <tr><td>result</td><td>Mandatory</td><td>Key in context memory to populate the resulting string in</td></tr> + * <tr><td>begin-index</td><td>Mandatory</td><td>Beginning index to pass to Java substring function</td></tr> + * <tr><td>end-index</td><td>Optional</td><td>Ending index to pass to Java substring function. If not included, String.substring(begin) will be called.</td></tr> + * </tbody> + * </table> + * @param ctx Reference to context memory + * @throws SvcLogicException + * @since 11.0.2 + */ + public void substring( Map<String, String> parameters, SvcLogicContext ctx ) throws SvcLogicException { + try { + SliPluginUtils.checkParameters( parameters, new String[]{"string","begin-index","result"}, LOG ); + final String string = parameters.get("string"); + final String result = parameters.get("result"); + final String begin = parameters.get("begin-index"); + final String end = parameters.get("end-index"); + if( StringUtils.isEmpty(end) ) { + ctx.setAttribute( result, string.substring(Integer.parseInt(begin)) ); + } + else { + ctx.setAttribute( result, string.substring(Integer.parseInt(begin), Integer.parseInt(end)) ); + } + } + catch( Exception e ) { + throw new SvcLogicException( "An error occurred while the Directed Graph was performing a substring", e ); + } + } + + /** + * Provides concat functionality to Directed Graphs. + * <p> + * Will concat target to source and write the result to outputPath + * @param parameters HashMap<String,String> of parameters passed by the DG to this function + * <table border="1"> + * <thead><th>parameter</th><th>Mandatory/Optional</th><th>description</th></thead> + * <tbody> + * <tr><td>source</td><td>Mandatory</td><td>source string</td></tr> + * <tr><td>target</td><td>Mandatory</td><td>The sequence of char values to be replaced</td></tr> + * <tr><td>outputPath</td><td>Mandatory</td><td>the location in context memory the result is written to</td></tr> + * </tbody> + * </table> + * @param ctx Reference to context memory + * @throws SvcLogicException + * @since 11.0.2 + */ + public static void concat( Map<String, String> parameters, SvcLogicContext ctx ) throws SvcLogicException { + SliPluginUtils.checkParameters( parameters, new String[]{"source","target","outputPath"}, LOG ); + String result = parameters.get("source").concat(parameters.get("target")); + ctx.setAttribute(parameters.get("outputPath"), result); + } + + /** + * Provides url encoding functionality to Directed Graphs. + * <p> + * Will url encode the source and write the result to outputPath + * @param parameters HashMap<String,String> of parameters passed by the DG to this function + * <table border="1"> + * <thead><th>parameter</th><th>Mandatory/Optional</th><th>description</th></thead> + * <tbody> + * <tr><td>source</td><td>Mandatory</td><td>source string</td></tr> + * <tr><td>encoding</td><td>Optional</td><td>the name of a supported character encoding, defaulted to UTF-8 if not supplied</td></tr> + * <tr><td>outputPath</td><td>Mandatory</td><td>the location in context memory the result is written to</td></tr> + * </tbody> + * </table> + * @param ctx Reference to context memory + * @throws SvcLogicException + */ + public static void urlEncode(Map<String, String> parameters, SvcLogicContext ctx) throws SvcLogicException { + SliPluginUtils.checkParameters(parameters, new String[] { "source", "outputPath" }, LOG); + String encoding = parameters.get("encoding"); + if (encoding == null) { + encoding = "UTF-8"; + } + try { + String result = URLEncoder.encode(parameters.get("source"), encoding); + ctx.setAttribute(parameters.get("outputPath"), result); + } catch (UnsupportedEncodingException e) { + throw new SvcLogicException("Url encode failed.", e); + } + } + +} diff --git a/sliPluginUtils/provider/src/main/java/org/openecomp/sdnc/sli/SliPluginUtils/SvcLogicContextList.java b/sliPluginUtils/provider/src/main/java/org/openecomp/sdnc/sli/SliPluginUtils/SvcLogicContextList.java new file mode 100644 index 00000000..89a4a98f --- /dev/null +++ b/sliPluginUtils/provider/src/main/java/org/openecomp/sdnc/sli/SliPluginUtils/SvcLogicContextList.java @@ -0,0 +1,210 @@ +/*- + * ============LICENSE_START======================================================= + * openECOMP : SDN-C + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights + * reserved. + * ================================================================================ + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * ============LICENSE_END========================================================= + */ + +package org.openecomp.sdnc.sli.SliPluginUtils; + +import java.util.ArrayList; +import java.util.HashMap; +import java.util.HashSet; +import java.util.ListIterator; +import java.util.Map; + +import org.apache.commons.lang3.StringUtils; +import org.openecomp.sdnc.sli.SvcLogicContext; + +/** + * A utility class used to manage list manipulation in the context memory. + * @see org.openecomp.sdnc.sli.SvcLogicContext + */ +public class SvcLogicContextList { + /** + * Internal flag indicating if list should be deleted from context memory + * when it is copied into the SvcLogicContextList object. + */ + private enum OperType { + COPY, EXTRACT + } + + // TODO: javadoc + protected final String prefix; + // TODO: javadoc + protected final ArrayList<HashMap<String,String>> list; + + + // TODO: javadoc + public SvcLogicContextList( SvcLogicContext ctx, String list_prefix ) { + this(ctx, list_prefix, OperType.COPY); + } + + // TODO: javadoc + private SvcLogicContextList( SvcLogicContext ctx, String list_prefix, OperType operation ) { + this.prefix = list_prefix; + + // Initialize list + int capacity = getCtxListLength(ctx, prefix); + this.list = new ArrayList<HashMap<String, String>>(capacity); + for( int i = 0; i < capacity; i++ ) { + this.list.add(i, new HashMap<String,String>()); + } + + // Populate "elements" in list + String prefix_bracket = this.prefix + '['; + for (String key : new HashSet<String>(ctx.getAttributeKeySet())) { + if( key.startsWith(prefix_bracket) ) { + // Extract the index of the list + int index = getCtxListIndex(key, this.prefix, capacity); + + // Store the + String suffix = key.substring((prefix_bracket + index + ']').length()); + suffix = suffix.isEmpty() ? suffix : suffix.substring(1); + this.list.get(index).put( suffix, ctx.getAttribute(key)); + + // If flag to extract set, remove data from context memory as + // it is read into this list + if( operation == OperType.EXTRACT ) { + ctx.setAttribute(key, null); + } + } + } + + // If flag to extract set, remove list _length value from cxt mem + if( operation == OperType.EXTRACT ) { + ctx.setAttribute(this.prefix + "_length", null); + } + } + + // TODO: javadoc + public static SvcLogicContextList extract( SvcLogicContext ctx, String list_prefix ) { + return new SvcLogicContextList(ctx, list_prefix, OperType.EXTRACT); + } + + + // ========== PUBLIC FUNCTIONS ========== + + // TODO: javadoc + public HashMap<String,String> get( int index ) { + return this.list.get(index); + } + + // TODO: javadoc + public HashMap<String,String> remove( int index ) { + return this.list.remove(index); + } + + // TODO: javadoc + public void remove( String value ) { + remove( "", value ); + } + + // TODO: javadoc + public void remove( String key, String value ) { + if( value == null ) { + throw new IllegalArgumentException("value cannot be null"); + } + + ListIterator<HashMap<String,String>> itr = this.list.listIterator(); + while( itr.hasNext() ) { + if( value.equals(itr.next().get(key)) ) { + itr.remove(); + } + } + } + + // TODO javadoc + public void remove( Map<String,String> primary_key ) { + ListIterator<HashMap<String,String>> itr = this.list.listIterator(); + while( itr.hasNext() ) { + boolean found = true; + HashMap<String,String> list_element = itr.next(); + for( Map.Entry<String,String> key : primary_key.entrySet() ) { + if( !key.getValue().equals(list_element.get(key.getKey())) ) { + found = false; + break; + } + } + + if( found ) { + itr.remove(); + } + } + } + + // TODO: javadoc + public int size() { + return list.size(); + } + + // TODO: javadoc + public void writeToContext( SvcLogicContext ctx ) { + ctx.setAttribute( prefix + "_length", Integer.toString(this.list.size()) ); + + for( int i = 0; i < this.list.size(); i++ ) { + for( Map.Entry<String,String> entry : this.list.get(i).entrySet() ) { + if( entry.getKey().equals("") ) { + ctx.setAttribute(prefix + '[' + i + ']', entry.getValue()); + } else { + ctx.setAttribute(prefix + '[' + i + "]." + entry.getKey(), entry.getValue()); + } + } + } + } + + + + // ========== PRIVATE STATIC FUNCTIONS ========== + + // TODO: javadoc + private static int getCtxListIndex( String key, String prefix, int list_size ) { + int index = getCtxListIndex( key, prefix ); + if( index >= list_size ) { + throw new IllegalArgumentException("Context memory list \"" + prefix + "[]\" contains an index >= the size of the list", new ArrayIndexOutOfBoundsException("index \"" + index + "\" is outside the bounds of the context memory list \"" + prefix + "[]. List Length = " + list_size)); + } else if (index < 0) { + throw new IllegalArgumentException("Context memory list \"" + prefix + "[]\" contains a negative index", new NegativeArraySizeException("index \"" + index + "\" of context memory list is negative")); + } + + return index; + } + + // TODO: javadoc + private static int getCtxListIndex( String key, String prefix ) { + String ctx_index_str = StringUtils.substringBetween(key.substring(prefix.length()), "[", "]"); + try { + return Integer.parseInt( ctx_index_str ); + } catch (NumberFormatException e) { + throw new IllegalStateException("Could not parse index value \"" + ctx_index_str + "\" in context memory key \"" + key + "\"", e); + } + } + + // TODO: javadoc + private static int getCtxListLength( SvcLogicContext ctx, String prefix ) { + String _length_key = prefix + "_length"; + String _length_val_str = ctx.getAttribute(_length_key); + try { + return Integer.parseInt(_length_val_str); + } catch (NumberFormatException e) { + if( _length_val_str == null ) { + throw new IllegalStateException( "Could not find list length \"" + _length_key + "\" in context memory." ); + } else { + throw new IllegalStateException( "Could not parse index value \"" + _length_val_str + "\" of context memory list length \"" + _length_key + "\"" , e ); + } + } + } +} diff --git a/sliPluginUtils/provider/src/main/java/org/openecomp/sdnc/sli/SliPluginUtils/SvcLogicContextObject.java b/sliPluginUtils/provider/src/main/java/org/openecomp/sdnc/sli/SliPluginUtils/SvcLogicContextObject.java new file mode 100644 index 00000000..d79522f0 --- /dev/null +++ b/sliPluginUtils/provider/src/main/java/org/openecomp/sdnc/sli/SliPluginUtils/SvcLogicContextObject.java @@ -0,0 +1,28 @@ +/*- + * ============LICENSE_START======================================================= + * openECOMP : SDN-C + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights + * reserved. + * ================================================================================ + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * ============LICENSE_END========================================================= + */ + +package org.openecomp.sdnc.sli.SliPluginUtils; + +import org.openecomp.sdnc.sli.SvcLogicContext; + +public interface SvcLogicContextObject { + public void writeToContext( SvcLogicContext ctx, String root ); +} diff --git a/sliPluginUtils/provider/src/main/java/org/openecomp/sdnc/sli/SliPluginUtils/commondatastructures/YesNo.java b/sliPluginUtils/provider/src/main/java/org/openecomp/sdnc/sli/SliPluginUtils/commondatastructures/YesNo.java new file mode 100644 index 00000000..4d2fb4c2 --- /dev/null +++ b/sliPluginUtils/provider/src/main/java/org/openecomp/sdnc/sli/SliPluginUtils/commondatastructures/YesNo.java @@ -0,0 +1,51 @@ +/*- + * ============LICENSE_START======================================================= + * openECOMP : SDN-C + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights + * reserved. + * ================================================================================ + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * ============LICENSE_END========================================================= + */ + +/** + * + */ +package org.openecomp.sdnc.sli.SliPluginUtils.commondatastructures; + +/** + * An enum found in many Yang models. It is commonly used as a + * substitute for boolean. + */ +public enum YesNo { + N, Y; + + /** + * Method overload for {@link #valueOf(String)} for the char primative + */ + public static YesNo valueOf( final char name ) { + return YesNo.valueOf( Character.toString(name) ); + } + + /** + * Method overload for {@link #valueOf(String)} for the Character object + */ + public static YesNo valueOf( final Character name ) { + if( name == null ) { + return null; + } + + return YesNo.valueOf( name.toString() ); + } +} diff --git a/sliPluginUtils/provider/src/main/java/org/openecomp/sdnc/sli/SliPluginUtils/commondatastructures/package-info.java b/sliPluginUtils/provider/src/main/java/org/openecomp/sdnc/sli/SliPluginUtils/commondatastructures/package-info.java new file mode 100644 index 00000000..4a81d9a3 --- /dev/null +++ b/sliPluginUtils/provider/src/main/java/org/openecomp/sdnc/sli/SliPluginUtils/commondatastructures/package-info.java @@ -0,0 +1,28 @@ +/*- + * ============LICENSE_START======================================================= + * openECOMP : SDN-C + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights + * reserved. + * ================================================================================ + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * ============LICENSE_END========================================================= + */ + +/** + * + */ +/** + * + */ +package org.openecomp.sdnc.sli.SliPluginUtils.commondatastructures; |