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src/java.base/share/classes/jdk/internal/jimage/ImageReader.java

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rev 58552 : [mq]: 8241727-Typos-empty-lines-in-javadoc-inconsistent-indents-etc
   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);


   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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