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

   1 /*
   2  * Copyright (C) 2010 Mathieu Baudier <mbaudier@argeo.org>
   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
  17 package org.argeo.slc.core.execution.generator;
  18
  19 import java.util.ArrayList;
  20 import java.util.HashMap;
  21 import java.util.List;
  22 import java.util.Map;
  23
  24 /**
  25  * Default implementation of <code>RunnableDataNode</code>
  26  *
  27  */
  28 public class DefaultRunnableDataNode implements RunnableDataNode {
  29
  30         private List<RunnableDataNode> children = new ArrayList<RunnableDataNode>();
  31
  32         private RunnableDataNode parent;
  33
  34         /**
  35          * Data of the RunnableDataNode. Does not contain
  36          * parent data.
  37          */
  38         private Map<String, Object> properData = new HashMap<String, Object>();
  39
  40         private String path;
  41
  42         private String beanName;
  43
  44         public boolean isLeaf() {
  45                 return children.size() == 0;
  46         }
  47
  48         public List<RunnableDataNode> getChildren() {
  49                 return children;
  50         }
  51
  52         public void addChild(RunnableDataNode child) {
  53                 child.setParent(this);
  54                 children.add(child);
  55         }
  56
  57         public Map<String, Object> getData() {
  58                 Map<String, Object> data = new HashMap<String, Object>();
  59                 if(parent != null) {
  60                         Map<String, Object> parentData = parent.getData();
  61                         if(parentData != null) {
  62                                 data.putAll(parentData);
  63                         }
  64                 }
  65                 // entries defined in parentData can be overridden
  66                 // in properData
  67                 if(properData != null) {
  68                         data.putAll(properData);
  69                 }
  70                 return data;
  71         }
  72
  73         public Map<String, Object> getProperData() {
  74                 return properData;
  75         }
  76
  77         public void setProperData(Map<String, Object> properData) {
  78                 this.properData = properData;
  79         }
  80
  81         public String getPath() {
  82                 return path;
  83         }
  84
  85         public void setPath(String path) {
  86                 this.path = path;
  87         }
  88
  89         public String getBeanName() {
  90                 return beanName;
  91         }
  92
  93         public void setBeanName(String beanName) {
  94                 this.beanName = beanName;
  95         }
  96
  97         public void setParent(RunnableDataNode parent) {
  98                 this.parent = parent;
  99         }
 100
 101         public RunnableDataNode getParent() {
 102                 return parent;
 103         }
 104
 105 }