1 /*
2 * Copyright (c) 2014, 2016, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
270
271 void addOpener(ImageReader reader) {
272 synchronized (OPEN_FILES) {
273 openers.add(reader);
274 }
275 }
276
277 boolean removeOpener(ImageReader reader) {
278 synchronized (OPEN_FILES) {
279 return openers.remove(reader);
280 }
281 }
282
283 // directory management interface
284 Directory getRootDirectory() {
285 return buildRootDirectory();
286 }
287
288 /**
289 * Lazily build a node from a name.
290 */
291 synchronized Node buildNode(String name) {
292 Node n;
293 boolean isPackages = name.startsWith("/packages");
294 boolean isModules = !isPackages && name.startsWith("/modules");
295
296 if (!(isModules || isPackages)) {
297 return null;
298 }
299
300 ImageLocation loc = findLocation(name);
301
302 if (loc != null) { // A sub tree node
303 if (isPackages) {
304 n = handlePackages(name, loc);
305 } else { // modules sub tree
306 n = handleModulesSubTree(name, loc);
307 }
308 } else { // Asking for a resource? /modules/java.base/java/lang/Object.class
309 if (isModules) {
310 n = handleResource(name);
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1 /*
2 * Copyright (c) 2014, 2020, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
270
271 void addOpener(ImageReader reader) {
272 synchronized (OPEN_FILES) {
273 openers.add(reader);
274 }
275 }
276
277 boolean removeOpener(ImageReader reader) {
278 synchronized (OPEN_FILES) {
279 return openers.remove(reader);
280 }
281 }
282
283 // directory management interface
284 Directory getRootDirectory() {
285 return buildRootDirectory();
286 }
287
288 /**
289 * Lazily build a node from a name.
290 */
291 synchronized Node buildNode(String name) {
292 Node n;
293 boolean isPackages = name.startsWith("/packages");
294 boolean isModules = !isPackages && name.startsWith("/modules");
295
296 if (!(isModules || isPackages)) {
297 return null;
298 }
299
300 ImageLocation loc = findLocation(name);
301
302 if (loc != null) { // A sub tree node
303 if (isPackages) {
304 n = handlePackages(name, loc);
305 } else { // modules sub tree
306 n = handleModulesSubTree(name, loc);
307 }
308 } else { // Asking for a resource? /modules/java.base/java/lang/Object.class
309 if (isModules) {
310 n = handleResource(name);
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