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LoadClass.java

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 1997-2009 Sun Microsystems, Inc. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common
 * Development and Distribution License("CDDL") (collectively, the
 * "License"). You may not use this file except in compliance with the
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 * http://www.netbeans.org/cddl-gplv2.html
 * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
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package org.netbeans.lib.profiler.heap;


/**
 *
 * @author Tomas Hurka
 */
00048 class LoadClass extends HprofObject {
    //~ Instance fields ----------------------------------------------------------------------------------------------------------

    private final LoadClassSegment loadClassSegment;

    //~ Constructors -------------------------------------------------------------------------------------------------------------

    LoadClass(LoadClassSegment segment, long offset) {
        super(offset);
        loadClassSegment = segment;
        assert getHprofBuffer().get(offset) == HprofHeap.LOAD_CLASS;
    }

    //~ Methods ------------------------------------------------------------------------------------------------------------------

    long getClassObjectID() {
        return getHprofBuffer().getID(fileOffset + loadClassSegment.classIDOffset);
    }

    String getName() {
        return convertToName(getVMName());
    }

    long getNameID() {
        return getHprofBuffer().getID(fileOffset + loadClassSegment.nameStringIDOffset);
    }

    String getVMName() {
        StringSegment stringSegment = loadClassSegment.hprofHeap.getStringSegment();

        return stringSegment.getStringByID(getNameID());
    }

    private HprofByteBuffer getHprofBuffer() {
        return loadClassSegment.hprofHeap.dumpBuffer;
    }

    private static String convertToName(String vmName) {
        String name = vmName.replace('/', '.'); // NOI18N
        int i;

        for (i = 0; i < name.length(); i++) {
            if (name.charAt(i) != '[') { // NOI18N    // arrays

                break;
            }
        }

        if (i != 0) {
            name = name.substring(i);

            char firstChar = name.charAt(0);

            if (firstChar == 'L') { // NOI18N      // object array
                name = name.substring(1, name.length() - 1);
            } else {
                switch (firstChar) {
                    case 'C':
                        name = "char";

                        break; // NOI18N
                    case 'B':
                        name = "byte";

                        break; // NOI18N
                    case 'I':
                        name = "int";

                        break; // NOI18N
                    case 'Z':
                        name = "boolean";

                        break; // NOI18N
                    case 'F':
                        name = "float";

                        break; // NOI18N
                    case 'D':
                        name = "double";

                        break; // NOI18N
                    case 'S':
                        name = "short";

                        break; // NOI18N
                    case 'J':
                        name = "long";

                        break; // NOI18N
                }
            }

            for (; i > 0; i--) {
                name = name.concat("[]"); // NOI18N
            }
        }

        return name;
    }
}

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