blob: 9ca88ff0bc1ebdb626686a6b920b33c3d787f6a2 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
|
/***************************************************************************************************
* Copyright (c) 2003, 2004 IBM Corporation and others. All rights reserved. This program and the
* accompanying materials are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors: IBM Corporation - initial API and implementation
**************************************************************************************************/
package org.eclipse.jst.j2ee.internal.provider;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
import org.eclipse.emf.edit.ui.provider.AdapterFactoryContentProvider;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jst.j2ee.ejb.EnterpriseBean;
import org.eclipse.jst.j2ee.internal.ejb.provider.GroupedEJBJarItemProvider;
public class J2EEAdapterFactoryContentProvider extends AdapterFactoryContentProvider {
protected MethodsProviderDelegate methodsProviderDelegate;
protected static final Class ITreeItemContentProviderClass = ITreeItemContentProvider.class;
protected List roots = new ArrayList();
/**
* J2EEAdapterFactoryContentProvider constructor comment.
*
* @param adapterFactory
* org.eclipse.emf.common.notify.AdapterFactory
*/
public J2EEAdapterFactoryContentProvider(org.eclipse.emf.common.notify.AdapterFactory adapterFactory) {
super(adapterFactory);
methodsProviderDelegate = new MethodsProviderDelegate(adapterFactory);
}
public Object getParent(Object object) {
if (MethodsProviderDelegate.providesContentFor(object))
return methodsProviderDelegate.getParent(object);
//Added so internalExpand() in AbstractTreeViewer knows that EJB's parent is now instance
// of J2EEItemProvider
//rather than EJBJar only if bean is root bean
if (object instanceof EnterpriseBean && GroupedEJBJarItemProvider.isRootBean((EnterpriseBean) object)) {
J2EEItemProvider provider = GroupedEJBJarItemProvider.getEJBItemProvider((EnterpriseBean) object);
if (provider != null) {
return provider;
}
}
Object parent = super.getParent(object);
// if (parent == null) {
// if (object instanceof EObject)
// return J2EERoot.instance().groupFor((EObject) object);
// }
return parent;
}
protected boolean isEMFEditObject(Object object) {
ITreeItemContentProvider treeItemContentProvider = (ITreeItemContentProvider) adapterFactory.adapt(object, ITreeItemContentProviderClass);
return treeItemContentProvider != null;
}
/*
* @see ITreeContentProvider#getChildren(Object)
*/
public Object[] getChildren(Object parentElement) {
if (MethodsProviderDelegate.providesContentFor(parentElement))
return methodsProviderDelegate.getChildren(parentElement);
else if (isEMFEditObject(parentElement))
return super.getChildren(parentElement);
else
return null;
}
/*
* @see IStructuredContentProvider#getElements(Object)
*/
public Object[] getElements(Object inputElement) {
return getRoots(inputElement);
// else if (MethodsProviderDelegate.providesContentFor(inputElement))
// return methodsProviderDelegate.getChildren(inputElement);
// return super.getElements(inputElement);
}
public Object[] getRoots(Object parent) {
if (roots.isEmpty()) {
Object[] j2eeGroups = super.getChildren(parent);
roots.addAll(Arrays.asList(j2eeGroups));
}
return roots.toArray();
}
/*
* @see ITreeContentProvider#hasChildren(Object)
*/
public boolean hasChildren(Object element) {
if (MethodsProviderDelegate.providesContentFor(element))
return methodsProviderDelegate.hasChildren(element);
else if (isEMFEditObject(element))
return super.hasChildren(element);
else
return false;
}
/**
* @see IContentProvider#dispose()
*/
public void dispose() {
super.dispose();
if (methodsProviderDelegate != null)
methodsProviderDelegate.dispose();
}
/**
* @see org.eclipse.jface.viewers.IContentProvider#inputChanged(Viewer, Object, Object)
*/
public void inputChanged(Viewer aViewer, Object oldInput, Object newInput) {
super.inputChanged(aViewer, oldInput, newInput);
methodsProviderDelegate.inputChanged(aViewer, oldInput, newInput);
}
}
|
