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1
19
20 package org.netbeans.modules.masterfs.filebasedfs.fileobjects;
21
22 import org.netbeans.modules.masterfs.filebasedfs.utils.FSException;
23 import org.netbeans.modules.masterfs.filebasedfs.utils.FileInfo;
24 import org.openide.filesystems.*;
25 import org.openide.util.Utilities;
26
27 import java.io.FileNotFoundException  ;
28 import java.io.IOException ;
29 import java.io.InputStream ;
30 import java.io.OutputStream ;
31 import java.util.Date ;
32 import java.util.Enumeration ;
33
34 public final class RootObj extends FileObject {
35 private BaseFileObj realRoot = null;
36
37 public RootObj(final BaseFileObj realRoot) {
38 this.realRoot = realRoot;
39 }
40
41 public final String getName() {
42 return ""; }
44
45 public final String getExt() {
46 return ""; }
48
49 public final FileSystem getFileSystem() throws FileStateInvalidException {
50 return getRealRoot().getFileSystem();
51 }
52
53 public final FileObject getParent() {
54 return null;
55 }
56
57 public final boolean isFolder() {
58 return true;
59 }
60
61 public final boolean isData() {
62 return !isFolder();
63 }
64
65 public final Date lastModified() {
66 return new Date (0);
67 }
68
69 public final boolean isRoot() {
70 return true;
71 }
72
73
74
79 public final boolean isValid() {
80 return true;
81 }
82
83 public final void rename(final FileLock lock, final String name, final String ext) throws IOException {
84 FSException.io("EXC_CannotRenameRoot", getFileSystem().getDisplayName()); }
87
88 public final void delete(final FileLock lock) throws IOException {
89 FSException.io("EXC_CannotDeleteRoot", getFileSystem().getDisplayName()); }
92
93 public final Object getAttribute(final String attrName) {
94 return null;
95 }
96
97 public final void setAttribute(final String attrName, final Object value) throws IOException {
98 throw new IOException (getPath());
99 }
100
101 public final Enumeration getAttributes() {
102 return new Enumeration () {
103 public boolean hasMoreElements() {
104 return false;
105 }
106
107 public Object nextElement() {
108 return null;
109 }
110 };
111 }
112
113 public final void addFileChangeListener(final FileChangeListener fcl) {
114 }
115
116 public final void removeFileChangeListener(final FileChangeListener fcl) {
117 }
118
119 public final long getSize() {
120 return 0;
121 }
122
123 public final InputStream getInputStream() throws FileNotFoundException {
124 throw new FileNotFoundException (getPath());
125 }
126
127 public final OutputStream getOutputStream(final FileLock lock) throws IOException {
128 throw new FileNotFoundException (getPath());
129 }
130
131 public final FileLock lock() throws IOException {
132 FSException.io("EXC_CannotLockRoot"); return null;
135 }
136
137 public final void setImportant(final boolean b) {
138 }
139
140 public final FileObject[] getChildren() {
141 return new FileObject[]{getRealRoot()};
142 }
143
144 public final FileObject getFileObject(final String name, final String ext) {
145 FileObject retVal = null;
146
147 if (name.equals(getRealRoot().getName())) {
148 final String ext2 = getRealRoot().getExt();
149 if (ext == null || ext.length() == 0) {
150 retVal = (ext2 == null || ext2.length() == 0) ? getRealRoot() : null;
151 } else {
152 retVal = (ext.equals(ext2)) ? getRealRoot() : null;
153 }
154 }
155
156 return retVal;
157 }
158
159 public final FileObject getFileObject(String relativePath) {
160 final FileInfo fInfo = new FileInfo(getRealRoot().getFileName().getFile());
161 FileObject retVal;
162
163 if ((!Utilities.isWindows()) || fInfo.isUNCFolder()) {
164 retVal = getRealRoot();
165 if (fInfo.isUNCFolder() && relativePath.startsWith("//") || relativePath.startsWith("\\\\")) { relativePath = relativePath.substring(2);
167 }
168 retVal = retVal.getFileObject(relativePath);
169 } else {
170 retVal = super.getFileObject(relativePath);
171 }
172
173 return retVal;
174 }
175
176
177 public final FileObject createFolder(final String name) throws IOException {
178 throw new IOException (getPath());
179 }
180
181 public final FileObject createData(final String name, final String ext) throws IOException {
182 throw new IOException (getPath());
183 }
184
185 public final boolean isReadOnly() {
186 return true;
187 }
188
189 public final BaseFileObj getRealRoot() {
190 return realRoot;
191 }
192
193 public String toString() {
194 String retVal;
195 try {
196 FileSystem fileSystem = getFileSystem();
197 retVal = fileSystem.getDisplayName();
198 } catch (FileStateInvalidException e) {
199 retVal = super.toString();
200 }
201 return retVal;
202 }
203 }
204 |
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