runtime/org.argeo.slc.core/src/main/java/org/argeo/slc/core/execution/generator/DefaultRunnableDataNode.java

   1 /*
   2  * Copyright (C) 2007-2012 Mathieu Baudier
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *         http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package org.argeo.slc.core.execution.generator;
  17
  18 import java.util.ArrayList;
  19 import java.util.HashMap;
  20 import java.util.List;
  21 import java.util.Map;
  22
  23 /**
  24  * Default implementation of <code>RunnableDataNode</code>
  25  *
  26  */
  27 public class DefaultRunnableDataNode implements RunnableDataNode {
  28
  29         private List<RunnableDataNode> children = new ArrayList<RunnableDataNode>();
  30
  31         private RunnableDataNode parent;
  32
  33         /**
  34          * Data of the RunnableDataNode. Does not contain
  35          * parent data.
  36          */
  37         private Map<String, Object> properData = new HashMap<String, Object>();
  38
  39         private String path;
  40
  41         private String beanName;
  42
  43         public boolean isLeaf() {
  44                 return children.size() == 0;
  45         }
  46
  47         public List<RunnableDataNode> getChildren() {
  48                 return children;
  49         }
  50
  51         public void addChild(RunnableDataNode child) {
  52                 child.setParent(this);
  53                 children.add(child);
  54         }
  55
  56         public Map<String, Object> getData() {
  57                 Map<String, Object> data = new HashMap<String, Object>();
  58                 if(parent != null) {
  59                         Map<String, Object> parentData = parent.getData();
  60                         if(parentData != null) {
  61                                 data.putAll(parentData);
  62                         }
  63                 }
  64                 // entries defined in parentData can be overridden
  65                 // in properData
  66                 if(properData != null) {
  67                         data.putAll(properData);
  68                 }
  69                 return data;
  70         }
  71
  72         public Map<String, Object> getProperData() {
  73                 return properData;
  74         }
  75
  76         public void setProperData(Map<String, Object> properData) {
  77                 this.properData = properData;
  78         }
  79
  80         public String getPath() {
  81                 return path;
  82         }
  83
  84         public void setPath(String path) {
  85                 this.path = path;
  86         }
  87
  88         public String getBeanName() {
  89                 return beanName;
  90         }
  91
  92         public void setBeanName(String beanName) {
  93                 this.beanName = beanName;
  94         }
  95
  96         public void setParent(RunnableDataNode parent) {
  97                 this.parent = parent;
  98         }
  99
 100         public RunnableDataNode getParent() {
 101                 return parent;
 102         }
 103
 104 }