/* | |
* Licensed to the Apache Software Foundation (ASF) under one | |
* or more contributor license agreements. See the NOTICE file | |
* distributed with this work for additional information | |
* regarding copyright ownership. The ASF licenses this file | |
* to you 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. | |
*/ | |
package org.apache.uima.caseditor.editor.outline; | |
import java.util.List; | |
import org.apache.uima.cas.FeatureStructure; | |
import org.apache.uima.cas.text.AnnotationFS; | |
import org.apache.uima.caseditor.editor.ICasDocument; | |
import org.eclipse.core.runtime.Assert; | |
import org.eclipse.core.runtime.IAdaptable; | |
/** | |
* TODO: add javadoc here | |
*/ | |
public class AnnotationTreeNode implements IAdaptable { | |
private AnnotationTreeNode mParent; | |
private final AnnotationTreeNodeList mChildren; | |
private final AnnotationFS mAnnotation; | |
private final ICasDocument mDocument; | |
AnnotationTreeNode(ICasDocument document, AnnotationFS annotation) { | |
Assert.isNotNull(document); | |
mDocument = document; | |
Assert.isNotNull(annotation); | |
mAnnotation = annotation; | |
mChildren = new AnnotationTreeNodeList(mDocument); | |
} | |
AnnotationTreeNode getParent() { | |
return mParent; | |
} | |
List<AnnotationTreeNode> getChildren() { | |
return mChildren.getElements(); | |
} | |
AnnotationFS getAnnotation() { | |
return mAnnotation; | |
} | |
/** | |
* Checks if the given node is completly contained by the current node instance. | |
* | |
* @param node | |
* @return true if completly contained otherwise false | |
*/ | |
boolean isChild(AnnotationTreeNode node) { | |
return getAnnotation().getBegin() <= node.getAnnotation().getBegin() | |
&& getAnnotation().getEnd() >= node.getAnnotation().getEnd(); | |
} | |
void addChild(AnnotationTreeNode node) { | |
node.mParent = this; | |
mChildren.add(node); | |
mChildren.buildTree(); | |
} | |
@SuppressWarnings("unchecked") | |
public Object getAdapter(Class adapter) { | |
// TODO: | |
// use ModelFeatureStructure | |
// create a AdapterFactory which just calls the | |
// ModelFeatureStructureAdpaterFactory | |
if (AnnotationFS.class.equals(adapter) || FeatureStructure.class.equals(adapter)) { | |
return getAnnotation(); | |
} | |
else { | |
return null; | |
} | |
} | |
@Override | |
public int hashCode() { | |
// final int PRIME = 31; | |
// int result = 1; | |
// result = PRIME * result + (mAnnotation == null ? 0 : mAnnotation.hashCode()); | |
// result = PRIME * result + (mChildren == null ? 0 : mChildren.hashCode()); | |
// result = PRIME * result + (mParent == null ? 0 : mParent.hashCode()); | |
return mAnnotation.hashCode(); | |
} | |
@Override | |
public boolean equals(Object obj) { | |
if (this == obj) { | |
return true; | |
} | |
else if (obj instanceof AnnotationTreeNode) { | |
AnnotationTreeNode other = (AnnotationTreeNode) obj; | |
return other.getAnnotation().equals(mAnnotation); | |
} | |
else { | |
return false; | |
} | |
} | |
} |