/*
* 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.ruta.testing.ui.views;
import org.apache.uima.ruta.caseditor.view.tree.AnnotationTreeNode;
import org.apache.uima.ruta.caseditor.view.tree.ITreeNode;
import org.apache.uima.ruta.caseditor.view.tree.TypeTreeNode;
import org.apache.uima.ruta.testing.ui.views.tree.TestEvaluationTree;
import org.eclipse.jface.viewers.ITreeContentProvider;
import org.eclipse.jface.viewers.Viewer;
public class EvaluationContentProvider implements ITreeContentProvider {
private Object[] empty = new Object[] {};
private String type;
public EvaluationContentProvider(String type) {
super();
this.type = type;
}
public Object[] getChildren(Object parentElement) {
if (parentElement instanceof TestEvaluationTree) {
TypeTreeNode root = (TypeTreeNode) ((TestEvaluationTree) parentElement).getRoot();
if (root == null) {
return empty;
}
for (ITreeNode node : root.getChildren()) {
if (node instanceof TypeTreeNode) {
if (((TypeTreeNode) node).getType().getName().equals(type)) {
return node.getChildren();
}
}
}
}
if (parentElement instanceof TypeTreeNode) {
TypeTreeNode node = (TypeTreeNode) parentElement;
return node.getChildren();
}
if (parentElement instanceof AnnotationTreeNode) {
AnnotationTreeNode node = (AnnotationTreeNode) parentElement;
return node.getChildren();
}
return empty;
}
public Object getParent(Object element) {
if (element instanceof ITreeNode) {
return ((ITreeNode) element).getParent();
}
return null;
}
public boolean hasChildren(Object element) {
if (element instanceof TestEvaluationTree) {
TypeTreeNode root = (TypeTreeNode) ((TestEvaluationTree) element).getRoot();
return root.hasChildren();
}
if (element instanceof ITreeNode) {
return ((ITreeNode) element).hasChildren();
}
return false;
}
public Object[] getElements(Object inputElement) {
return getChildren(inputElement);
}
public void dispose() {
}
public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
}
}