author | jbachorik |
Tue, 29 Apr 2014 11:15:21 +0200 | |
changeset 24125 | b85eeaae56c7 |
parent 14342 | 8435a30053c1 |
permissions | -rw-r--r-- |
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/* |
14342
8435a30053c1
7197491: update copyright year to match last edit in jdk8 jdk repository
alanb
parents:
11277
diff
changeset
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* Copyright (c) 1998, 2011, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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package com.sun.tools.jdi; |
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import com.sun.jdi.*; |
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import java.util.*; |
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public class ClassLoaderReferenceImpl extends ObjectReferenceImpl |
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implements ClassLoaderReference, VMListener { |
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// This is cached only while the VM is suspended |
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private static class Cache extends ObjectReferenceImpl.Cache { |
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List<ReferenceType> visibleClasses = null; |
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} |
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protected ObjectReferenceImpl.Cache newCache() { |
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return new Cache(); |
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} |
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ClassLoaderReferenceImpl(VirtualMachine aVm, long ref) { |
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super(aVm, ref); |
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vm.state().addListener(this); |
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} |
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protected String description() { |
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return "ClassLoaderReference " + uniqueID(); |
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} |
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public List<ReferenceType> definedClasses() { |
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ArrayList<ReferenceType> definedClasses = new ArrayList<ReferenceType>(); |
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for (ReferenceType type : vm.allClasses()) { |
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if (type.isPrepared() && |
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equals(type.classLoader())) { |
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definedClasses.add(type); |
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} |
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} |
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return definedClasses; |
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} |
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public List<ReferenceType> visibleClasses() { |
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List<ReferenceType> classes = null; |
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try { |
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Cache local = (Cache)getCache(); |
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if (local != null) { |
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classes = local.visibleClasses; |
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} |
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if (classes == null) { |
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JDWP.ClassLoaderReference.VisibleClasses.ClassInfo[] |
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jdwpClasses = JDWP.ClassLoaderReference.VisibleClasses. |
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process(vm, this).classes; |
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classes = new ArrayList<ReferenceType>(jdwpClasses.length); |
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for (int i = 0; i < jdwpClasses.length; ++i) { |
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classes.add(vm.referenceType(jdwpClasses[i].typeID, |
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jdwpClasses[i].refTypeTag)); |
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} |
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classes = Collections.unmodifiableList(classes); |
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if (local != null) { |
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local.visibleClasses = classes; |
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if ((vm.traceFlags & VirtualMachine.TRACE_OBJREFS) != 0) { |
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vm.printTrace(description() + |
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" temporarily caching visible classes (count = " + |
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classes.size() + ")"); |
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} |
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} |
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} |
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} catch (JDWPException exc) { |
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throw exc.toJDIException(); |
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} |
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return classes; |
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} |
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Type findType(String signature) throws ClassNotLoadedException { |
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List<ReferenceType> types = visibleClasses(); |
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Iterator<ReferenceType> iter = types.iterator(); |
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while (iter.hasNext()) { |
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ReferenceType type = iter.next(); |
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if (type.signature().equals(signature)) { |
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return type; |
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} |
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} |
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JNITypeParser parser = new JNITypeParser(signature); |
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throw new ClassNotLoadedException(parser.typeName(), |
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"Class " + parser.typeName() + " not loaded"); |
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} |
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byte typeValueKey() { |
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return JDWP.Tag.CLASS_LOADER; |
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} |
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} |