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1
4 package org.terracotta.dso.editors.tree;
5
6 import org.eclipse.core.runtime.IPath;
7 import org.eclipse.jdt.core.IJavaElement;
8 import org.eclipse.jdt.core.IPackageFragment;
9 import org.eclipse.jdt.core.IPackageFragmentRoot;
10 import org.eclipse.jdt.core.JavaModelException;
11
12 import java.util.ArrayList  ;
13 import java.util.Arrays ;
14 import java.util.Vector ;
15
16 import javax.swing.SwingUtilities ;
17 import javax.swing.tree.TreeNode ;
18
19
25
26 public class PackageFragmentRootNode extends JavaProjectNode {
27 private IPackageFragmentRoot m_packageFragmentRoot;
28 private IPackageFragment[] m_packageFragments;
29 private String m_name;
30 private boolean m_showFields;
31 private boolean m_showMethods;
32 private boolean m_showTypes;
33
34 public PackageFragmentRootNode(IPackageFragmentRoot packageFragmentRoot) {
35 this(packageFragmentRoot, true, true, true);
36 }
37
38 public PackageFragmentRootNode(
39 IPackageFragmentRoot packageFragmentRoot,
40 boolean showFields,
41 boolean showMethods,
42 boolean showTypes)
43 {
44 super(packageFragmentRoot);
45
46 m_packageFragmentRoot = packageFragmentRoot;
47 m_showFields = showFields;
48 m_showMethods = showMethods;
49 m_showTypes = showTypes;
50
51 IPath path = m_packageFragmentRoot.getPath();
52 m_name = path.lastSegment();
53
54 String ext = path.getFileExtension();
55 if(ext != null && (ext.equals("jar") || ext.equals("zip"))) {
56 m_name = path.lastSegment() + " - " + path.removeLastSegments(1).toOSString();
57 }
58 }
59
60 public int getChildCount() {
61 return children != null ? children.size() : 1;
62 }
63
64 public TreeNode getChildAt(int index) {
65 if(children == null) {
66 children = new Vector ();
67 children.setSize(ensurePackageFragments().length);
68 SwingUtilities.invokeLater(new Runnable () {
69 public void run() {
70 nodeStructureChanged();
71 }
72 });
73 }
74
75 if(children.elementAt(index) == null) {
76 addChild(index);
77 }
78
79 return super.getChildAt(index);
80 }
81
82 public void addChild(int index) {
83 IPackageFragment[] fragments = ensurePackageFragments();
84 IPackageFragment fragment = fragments[index];
85 PackageFragmentNode node;
86
87 node = new PackageFragmentNode(fragment, m_showFields, m_showMethods, m_showTypes);
88 setChildAt(node, index);
89 }
90
91 private IPackageFragment[] ensurePackageFragments() {
92 if(m_packageFragments == null) {
93 m_packageFragments = internalGetPackageFragments();
94 }
95
96 return m_packageFragments;
97 }
98
99 private IPackageFragment[] internalGetPackageFragments() {
100 try {
101 IJavaElement[] elements = m_packageFragmentRoot.getChildren();
102 ArrayList <IPackageFragment> list = new ArrayList <IPackageFragment>();
103 IJavaElement element;
104 IPackageFragment[] fragments;
105 IPackageFragment fragment;
106
107 for(int i = 0; i < elements.length; i++) {
108 element = elements[i];
109
110 if(element.getElementType() == IJavaElement.PACKAGE_FRAGMENT) {
111 fragment = (IPackageFragment)element;
112
113 if(fragment.containsJavaResources()) {
114 list.add(fragment);
115 }
116 }
117 }
118
119 fragments = list.toArray(new IPackageFragment[0]);
120 return (IPackageFragment[])JavaElementComparable.sort(fragments);
121 } catch(JavaModelException jme) {
122 return new IPackageFragment[0];
123 }
124 }
125
126 public String getSignature() {
127 return "";
128 }
129
130 public String [] getFields() {
131 ArrayList <String > list = new ArrayList <String >();
132 int childCount = getChildCount();
133
134 for(int i = 0; i < childCount; i++) {
135 list.addAll(Arrays.asList(((JavaProjectNode)getChildAt(i)).getFields()));
136 }
137
138 return list.toArray(new String [0]);
139 }
140
141 public String toString() {
142 return m_name;
143 }
144 }
145 |
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