diff options
Diffstat (limited to 'core/src/main/java/com/att/cadi/filter/CadiAccess.java')
| -rw-r--r-- | core/src/main/java/com/att/cadi/filter/CadiAccess.java | 244 |
1 files changed, 244 insertions, 0 deletions
diff --git a/core/src/main/java/com/att/cadi/filter/CadiAccess.java b/core/src/main/java/com/att/cadi/filter/CadiAccess.java new file mode 100644 index 0000000..c7a9250 --- /dev/null +++ b/core/src/main/java/com/att/cadi/filter/CadiAccess.java @@ -0,0 +1,244 @@ +/*******************************************************************************
+ * ============LICENSE_START====================================================
+ * * org.onap.aai
+ * * ===========================================================================
+ * * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
+ * * Copyright © 2017 Amdocs
+ * * ===========================================================================
+ * * 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====================================================
+ * *
+ * * ECOMP is a trademark and service mark of AT&T Intellectual Property.
+ * *
+ ******************************************************************************/
+package com.att.cadi.filter;
+
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.Map;
+import java.util.Map.Entry;
+import java.util.Properties;
+
+import javax.servlet.ServletContext;
+
+import com.att.cadi.Access;
+import com.att.cadi.Symm;
+import com.att.cadi.config.Config;
+import com.att.cadi.config.Get;
+
+public class CadiAccess implements Access {
+ // constants for a couple of very commonly used strings.
+ protected static final String FROM = "from";
+ protected static final String FOR = "for";
+
+ // Properties derived from <pass> sources (could be property files, Valve Configurations, Filter
+ // configs, etc.
+ protected Properties props;
+
+ // Will we write Logs?
+ protected Level willWrite = Level.INFO;
+
+ protected ServletContext context;
+ protected Get getter = Get.NULL; // replace with Derived Class getter
+ private Symm symm;
+
+ public CadiAccess(Map<String, Object> map) {
+ if(map!=null && !map.isEmpty()) {
+ props = new Properties();
+ for(Entry<String, Object> es : map.entrySet()) {
+ Object v = es.getValue();
+ if(v!=null) {
+ props.put(es.getKey(), v.toString());
+ }
+ }
+ Object keyfile = props.get(Config.CADI_KEYFILE);
+ if(keyfile!=null) {
+ try {
+ FileInputStream fis = new FileInputStream(keyfile.toString());
+ symm = Symm.obtain(fis);
+ } catch (Exception e) {
+ }
+ }
+
+ }
+ }
+
+ public Level willWrite() {
+ return willWrite;
+ }
+
+ /* (non-Javadoc)
+ * @see com.att.cadi.Access#willLog(com.att.cadi.Access.Level)
+ */
+ @Override
+ public boolean willLog(Level level) {
+ return willWrite.compareTo(level)<=0;
+ }
+
+ /**
+ * Add the "Level" to the Buildline for Logging types that don't specify, or straight Streams, etc. Then buildline
+ *
+ * Build a line of code onto a StringBuilder based on Objects. Analyze whether
+ * spaces need including.
+ *
+ * @param level
+ * @param sb
+ * @param elements
+ * @return
+ */
+ public final static StringBuilder buildLine(Level level, StringBuilder sb, Object[] elements) {
+ sb.append(level.name());
+ return buildLine(sb,elements);
+ }
+
+ /*
+ * Build a line of code onto a StringBuilder based on Objects. Analyze whether
+ * spaces need including.
+ *
+ * @param sb
+ * @param elements
+ * @return
+ */
+ public final static StringBuilder buildLine(StringBuilder sb, Object[] elements) {
+ sb.append(' ');
+ String str;
+ boolean notFirst = false;
+ for(Object o : elements) {
+ if(o!=null) {
+ str = o.toString();
+
+ if(str.length()>0) {
+ if(notFirst && shouldAddSpace(str,true) && shouldAddSpace(sb,false)) {
+ sb.append(' ');
+ } else {
+ notFirst=true;
+ }
+ sb.append(str);
+ }
+ }
+ }
+ return sb;
+ }
+
+ private static boolean shouldAddSpace(CharSequence c,boolean start) {
+ if(c.length()>0)
+ switch(c.charAt(start?0:c.length()-1)) {
+ case ' ':
+ case '\t':
+ case '\n':
+ case '\'':
+ case '"':
+ case '|':
+ return false;
+ }
+ return true;
+ }
+
+ /**
+ * Standard mechanism for logging, given being within a Servlet Context
+ *
+ * Here, we treat
+ *
+ * if context exists, log to it, otherwise log to Std Out (The latter is usually for startup
+ * scenarios)
+ *
+ */
+ public void log(Level level, Object... elements) {
+ if(willWrite.compareTo(level)<=0) {
+ StringBuilder sb = buildLine(level, new StringBuilder(),elements);
+ if(context==null) {
+ System.out.println(sb.toString());
+ } else {
+ context.log(sb.toString());
+ }
+ }
+ }
+
+ /**
+ * Standard mechanism for logging an Exception, given being within a Servlet Context, etc
+ *
+ * if context exists, log to it, otherwise log to Std Out (The latter is usually for startup
+ * scenarios)
+ *
+ */
+ public void log(Exception e, Object... elements) {
+ if(willWrite.compareTo(Level.ERROR)<=0) {
+ StringBuilder sb = buildLine(Level.ERROR, new StringBuilder(),elements);
+
+ if(context==null) {
+ sb.append(e.toString());
+ System.out.println(sb.toString());
+ } else {
+ context.log(sb.toString(),e);
+ }
+ }
+ }
+
+ public void setLogLevel(Level level) {
+ willWrite = level;
+ }
+
+ /**
+ * Pass back the classloader of the Servlet Context, if it exists. Otherwise, get the classloader
+ * of this object.
+ */
+ public ClassLoader classLoader() { // Use the Classloader that Context was created with
+ return (context==null?this:context).getClass().getClassLoader();
+ }
+
+ /**
+ * Get the Property from Context
+ */
+ public String getProperty(String string, String def) {
+ String rv = null;
+
+ if ( props != null )
+ rv = props.getProperty( string, def );
+
+ if(rv==null) {
+ rv = context.getInitParameter(string);
+ }
+ return rv==null?def:rv;
+
+ }
+
+ public void load(InputStream is) throws IOException {
+ if(this.props==null) {
+ this.props = new Properties();
+ }
+ this.props.load(is);
+ symm = Symm.obtain(this);
+ }
+
+ public String decrypt(String encrypted, boolean anytext) throws IOException {
+ if(symm==null) {
+ String keyfile = getter.get(Config.CADI_KEYFILE, null, true);
+ if(keyfile!=null) {
+ FileInputStream fis = new FileInputStream(keyfile);
+ symm=Symm.obtain(fis);
+ fis.close();
+ }
+ }
+ return (symm!=null && encrypted!=null && (anytext || encrypted.startsWith(Symm.ENC)))
+ ? symm.depass(encrypted)
+ : encrypted;
+ }
+
+ @Override
+ public void printf(Level level, String fmt, Object[] elements) {
+ // TODO Auto-generated method stub
+
+ }
+
+}
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