diff options
Diffstat (limited to 'src/main/java/org/onap/sdc/toscaparser/api/functions/Function.java')
| -rw-r--r-- | src/main/java/org/onap/sdc/toscaparser/api/functions/Function.java | 318 |
1 files changed, 161 insertions, 157 deletions
diff --git a/src/main/java/org/onap/sdc/toscaparser/api/functions/Function.java b/src/main/java/org/onap/sdc/toscaparser/api/functions/Function.java index 2b4759f..711a7ca 100644 --- a/src/main/java/org/onap/sdc/toscaparser/api/functions/Function.java +++ b/src/main/java/org/onap/sdc/toscaparser/api/functions/Function.java @@ -7,9 +7,9 @@ * 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. @@ -20,95 +20,99 @@ package org.onap.sdc.toscaparser.api.functions; -import java.util.*; import org.onap.sdc.toscaparser.api.TopologyTemplate; +import java.util.ArrayList; +import java.util.HashMap; +import java.util.LinkedHashMap; +import java.util.Map; + public abstract class Function { - protected static final String GET_PROPERTY = "get_property"; - protected static final String GET_ATTRIBUTE = "get_attribute"; - protected static final String GET_INPUT = "get_input"; - protected static final String GET_OPERATION_OUTPUT = "get_operation_output"; - protected static final String CONCAT = "concat"; - protected static final String TOKEN = "token"; - - protected static final String SELF = "SELF"; - protected static final String HOST = "HOST"; - protected static final String TARGET = "TARGET"; - protected static final String SOURCE = "SOURCE"; - - protected static final String HOSTED_ON = "tosca.relationships.HostedOn"; - - protected static HashMap<String,String> functionMappings = _getFunctionMappings(); - - private static HashMap<String,String> _getFunctionMappings() { - HashMap<String,String> map = new HashMap<>(); - map.put(GET_PROPERTY,"GetProperty"); - map.put(GET_INPUT, "GetInput"); - map.put(GET_ATTRIBUTE, "GetAttribute"); - map.put(GET_OPERATION_OUTPUT, "GetOperationOutput"); - map.put(CONCAT, "Concat"); - map.put(TOKEN, "Token"); - return map; - } - - protected TopologyTemplate toscaTpl; - protected Object context; - protected String name; - protected ArrayList<Object> args; - - - public Function(TopologyTemplate _toscaTpl,Object _context,String _name,ArrayList<Object> _args) { + protected static final String GET_PROPERTY = "get_property"; + protected static final String GET_ATTRIBUTE = "get_attribute"; + protected static final String GET_INPUT = "get_input"; + protected static final String GET_OPERATION_OUTPUT = "get_operation_output"; + protected static final String CONCAT = "concat"; + protected static final String TOKEN = "token"; + + protected static final String SELF = "SELF"; + protected static final String HOST = "HOST"; + protected static final String TARGET = "TARGET"; + protected static final String SOURCE = "SOURCE"; + + protected static final String HOSTED_ON = "tosca.relationships.HostedOn"; + + protected static HashMap<String, String> functionMappings = _getFunctionMappings(); + + private static HashMap<String, String> _getFunctionMappings() { + HashMap<String, String> map = new HashMap<>(); + map.put(GET_PROPERTY, "GetProperty"); + map.put(GET_INPUT, "GetInput"); + map.put(GET_ATTRIBUTE, "GetAttribute"); + map.put(GET_OPERATION_OUTPUT, "GetOperationOutput"); + map.put(CONCAT, "Concat"); + map.put(TOKEN, "Token"); + return map; + } + + protected TopologyTemplate toscaTpl; + protected Object context; + protected String name; + protected ArrayList<Object> args; + + + public Function(TopologyTemplate _toscaTpl, Object _context, String _name, ArrayList<Object> _args) { toscaTpl = _toscaTpl; context = _context; name = _name; args = _args; validate(); - - } - - abstract Object result(); - - abstract void validate(); - - @SuppressWarnings("unchecked") - public static boolean isFunction(Object funcObj) { - // Returns True if the provided function is a Tosca intrinsic function. - // - //Examples: - // - //* "{ get_property: { SELF, port } }" - //* "{ get_input: db_name }" - //* Function instance - - //:param function: Function as string or a Function instance. - //:return: True if function is a Tosca intrinsic function, otherwise False. - // - - if(funcObj instanceof LinkedHashMap) { - LinkedHashMap<String,Object> function = (LinkedHashMap<String,Object>)funcObj; - if(function.size() == 1) { - String funcName = (new ArrayList<String>(function.keySet())).get(0); - return functionMappings.keySet().contains(funcName); - } - } - return (funcObj instanceof Function); - } - - @SuppressWarnings("unchecked") - public static Object getFunction(TopologyTemplate ttpl,Object context,Object rawFunctionObj, boolean resolveGetInput) { - // Gets a Function instance representing the provided template function. - - // If the format provided raw_function format is not relevant for template - // functions or if the function name doesn't exist in function mapping the - // method returns the provided raw_function. - // - // :param tosca_tpl: The tosca template. - // :param node_template: The node template the function is specified for. - // :param raw_function: The raw function as dict. - // :return: Template function as Function instance or the raw_function if - // parsing was unsuccessful. + + } + + abstract Object result(); + + abstract void validate(); + + @SuppressWarnings("unchecked") + public static boolean isFunction(Object funcObj) { + // Returns True if the provided function is a Tosca intrinsic function. + // + //Examples: + // + //* "{ get_property: { SELF, port } }" + //* "{ get_input: db_name }" + //* Function instance + + //:param function: Function as string or a Function instance. + //:return: True if function is a Tosca intrinsic function, otherwise False. + // + + if (funcObj instanceof LinkedHashMap) { + LinkedHashMap<String, Object> function = (LinkedHashMap<String, Object>) funcObj; + if (function.size() == 1) { + String funcName = (new ArrayList<String>(function.keySet())).get(0); + return functionMappings.keySet().contains(funcName); + } + } + return (funcObj instanceof Function); + } + + @SuppressWarnings("unchecked") + public static Object getFunction(TopologyTemplate ttpl, Object context, Object rawFunctionObj, boolean resolveGetInput) { + // Gets a Function instance representing the provided template function. + + // If the format provided raw_function format is not relevant for template + // functions or if the function name doesn't exist in function mapping the + // method returns the provided raw_function. + // + // :param tosca_tpl: The tosca template. + // :param node_template: The node template the function is specified for. + // :param raw_function: The raw function as dict. + // :return: Template function as Function instance or the raw_function if + // parsing was unsuccessful. // iterate over leaves of the properties's tree and convert function leaves to function object, @@ -116,85 +120,85 @@ public abstract class Function { // assuming that leaf value of function is always map type contains 1 item (e.g. my_leaf: {get_input: xxx}). if (rawFunctionObj instanceof LinkedHashMap) { // In map type case - LinkedHashMap rawFunction = ((LinkedHashMap) rawFunctionObj); - if(rawFunction.size() == 1 && - !(rawFunction.values().iterator().next() instanceof LinkedHashMap)) { // End point - return getFunctionForObjectItem(ttpl, context, rawFunction, resolveGetInput); - } else { - return getFunctionForMap(ttpl, context, rawFunction, resolveGetInput); - } - } else if (rawFunctionObj instanceof ArrayList) { // In list type case - return getFunctionForList(ttpl, context, (ArrayList) rawFunctionObj, resolveGetInput); - } - - return rawFunctionObj; - } - - private static Object getFunctionForList(TopologyTemplate ttpl, Object context, ArrayList rawFunctionObj, boolean resolveGetInput) { - // iterate over list properties in recursion, convert leaves to function, - // and collect them in the same hierarchy as the original list. - ArrayList<Object> rawFunctionObjList = new ArrayList<>(); - for (Object rawFunctionObjItem: rawFunctionObj) { + LinkedHashMap rawFunction = ((LinkedHashMap) rawFunctionObj); + if (rawFunction.size() == 1 && + !(rawFunction.values().iterator().next() instanceof LinkedHashMap)) { // End point + return getFunctionForObjectItem(ttpl, context, rawFunction, resolveGetInput); + } else { + return getFunctionForMap(ttpl, context, rawFunction, resolveGetInput); + } + } else if (rawFunctionObj instanceof ArrayList) { // In list type case + return getFunctionForList(ttpl, context, (ArrayList) rawFunctionObj, resolveGetInput); + } + + return rawFunctionObj; + } + + private static Object getFunctionForList(TopologyTemplate ttpl, Object context, ArrayList rawFunctionObj, boolean resolveGetInput) { + // iterate over list properties in recursion, convert leaves to function, + // and collect them in the same hierarchy as the original list. + ArrayList<Object> rawFunctionObjList = new ArrayList<>(); + for (Object rawFunctionObjItem : rawFunctionObj) { rawFunctionObjList.add(getFunction(ttpl, context, rawFunctionObjItem, resolveGetInput)); } - return rawFunctionObjList; - } - - private static Object getFunctionForMap(TopologyTemplate ttpl, Object context, LinkedHashMap rawFunction, boolean resolveGetInput) { - // iterate over map nested properties in recursion, convert leaves to function, - // and collect them in the same hierarchy as the original map. - LinkedHashMap rawFunctionObjMap = new LinkedHashMap(); - for (Object rawFunctionObjItem: rawFunction.entrySet()) { - Object itemValue = getFunction(ttpl, context, ((Map.Entry)rawFunctionObjItem).getValue(), resolveGetInput); - rawFunctionObjMap.put(((Map.Entry)rawFunctionObjItem).getKey(), itemValue); + return rawFunctionObjList; + } + + private static Object getFunctionForMap(TopologyTemplate ttpl, Object context, LinkedHashMap rawFunction, boolean resolveGetInput) { + // iterate over map nested properties in recursion, convert leaves to function, + // and collect them in the same hierarchy as the original map. + LinkedHashMap rawFunctionObjMap = new LinkedHashMap(); + for (Object rawFunctionObjItem : rawFunction.entrySet()) { + Object itemValue = getFunction(ttpl, context, ((Map.Entry) rawFunctionObjItem).getValue(), resolveGetInput); + rawFunctionObjMap.put(((Map.Entry) rawFunctionObjItem).getKey(), itemValue); + } + return rawFunctionObjMap; + } + + private static Object getFunctionForObjectItem(TopologyTemplate ttpl, Object context, Object rawFunctionObjItem, boolean resolveGetInput) { + if (isFunction(rawFunctionObjItem)) { + LinkedHashMap<String, Object> rawFunction = (LinkedHashMap<String, Object>) rawFunctionObjItem; + String funcName = (new ArrayList<String>(rawFunction.keySet())).get(0); + if (functionMappings.keySet().contains(funcName)) { + String funcType = functionMappings.get(funcName); + Object oargs = (new ArrayList<Object>(rawFunction.values())).get(0); + ArrayList<Object> funcArgs; + if (oargs instanceof ArrayList) { + funcArgs = (ArrayList<Object>) oargs; + } else { + funcArgs = new ArrayList<>(); + funcArgs.add(oargs); + } + + switch (funcType) { + case "GetInput": + if (resolveGetInput) { + GetInput input = new GetInput(ttpl, context, funcName, funcArgs); + return input.result(); + } + return new GetInput(ttpl, context, funcName, funcArgs); + case "GetAttribute": + return new GetAttribute(ttpl, context, funcName, funcArgs); + case "GetProperty": + return new GetProperty(ttpl, context, funcName, funcArgs); + case "GetOperationOutput": + return new GetOperationOutput(ttpl, context, funcName, funcArgs); + case "Concat": + return new Concat(ttpl, context, funcName, funcArgs); + case "Token": + return new Token(ttpl, context, funcName, funcArgs); + } + } } - return rawFunctionObjMap; - } - - private static Object getFunctionForObjectItem(TopologyTemplate ttpl, Object context, Object rawFunctionObjItem, boolean resolveGetInput) { - if(isFunction(rawFunctionObjItem)) { - LinkedHashMap<String, Object> rawFunction = (LinkedHashMap<String, Object>) rawFunctionObjItem; - String funcName = (new ArrayList<String>(rawFunction.keySet())).get(0); - if (functionMappings.keySet().contains(funcName)) { - String funcType = functionMappings.get(funcName); - Object oargs = (new ArrayList<Object>(rawFunction.values())).get(0); - ArrayList<Object> funcArgs; - if (oargs instanceof ArrayList) { - funcArgs = (ArrayList<Object>) oargs; - } else { - funcArgs = new ArrayList<>(); - funcArgs.add(oargs); - } - - switch (funcType) { - case "GetInput": - if (resolveGetInput) { - GetInput input = new GetInput(ttpl, context, funcName, funcArgs); - return input.result(); - } - return new GetInput(ttpl, context, funcName, funcArgs); - case "GetAttribute": - return new GetAttribute(ttpl, context, funcName, funcArgs); - case "GetProperty": - return new GetProperty(ttpl, context, funcName, funcArgs); - case "GetOperationOutput": - return new GetOperationOutput(ttpl, context, funcName, funcArgs); - case "Concat": - return new Concat(ttpl, context, funcName, funcArgs); - case "Token": - return new Token(ttpl, context, funcName, funcArgs); - } - } - } - - return rawFunctionObjItem; - } - - @Override - public String toString() { - String argsStr = args.size() > 1 ? args.toString() : args.get(0).toString(); - return name + ":" + argsStr; - } + + return rawFunctionObjItem; + } + + @Override + public String toString() { + String argsStr = args.size() > 1 ? args.toString() : args.get(0).toString(); + return name + ":" + argsStr; + } } /*python |