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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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 * 
 * 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 License. You can obtain
 * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
 * or glassfish/bootstrap/legal/LICENSE.txt.  See the License for the specific
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 * 
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
 * Sun designates this particular file as subject to the "Classpath" exception
 * as provided by Sun in the GPL Version 2 section of the License file that
 * accompanied this code.  If applicable, add the following below the License
 * Header, with the fields enclosed by brackets [] replaced by your own
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 * its licensees as provided above.  However, if you add GPL Version 2 code
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package com.sun.xml.ws.transport.tcp.util;

import java.nio.ByteBuffer;

/**
 * @author Alexey Stashok
 */
public final class DumpUtils {
    public static String dumpBytes(final ByteBuffer[] bb) {
        final StringBuffer stringBuffer = new StringBuffer();
        for(int i=0; i<bb.length; i++) {
            stringBuffer.append(dumpBytes(bb[i]));
        }
        
        return stringBuffer.toString();
    }

    public static String dumpBytes(final ByteBuffer buffer) {
        return dumpBytes(buffer, buffer.position(), buffer.limit() - buffer.position());
    }

    public static String dumpBytes(final ByteBuffer buffer, final int offset, final int length) {
        final byte[] array = new byte[length];
        final int position = buffer.position();
        buffer.position(offset);
        buffer.get(array);
        buffer.position(position);
        return dumpBytes(array);
    }

    public static String dumpOctets(final ByteBuffer[] bb) {
        final StringBuffer stringBuffer = new StringBuffer();
        for(int i=0; i<bb.length; i++) {
            stringBuffer.append(dumpOctets(bb[i]));
        }
        
        return stringBuffer.toString();
    }

    public static String dumpOctets(final ByteBuffer buffer) {
        return dumpOctets(buffer, buffer.position(), buffer.limit() - buffer.position());
    }

    public static String dumpOctets(final ByteBuffer buffer, final int offset, final int length) {
        final byte[] array = new byte[length];
        final int position = buffer.position();
        buffer.position(offset);
        buffer.get(array);
        buffer.position(position);
        return dumpBytes(array);
    }

    public static String dump(final ByteBuffer[] bb) {
        final StringBuffer stringBuffer = new StringBuffer();
        for(int i=0; i<bb.length; i++) {
            stringBuffer.append(dump(bb[i]));
        }
        
        return stringBuffer.toString();
    }

    public static String dump(final ByteBuffer buffer) {
        return dump(buffer, buffer.position(), buffer.limit() - buffer.position());
    }

    public static String dump(final ByteBuffer buffer, final int offset, final int length) {
        final byte[] array = new byte[length];
        final int position = buffer.position();
        buffer.position(offset);
        buffer.get(array);
        buffer.position(position);
        return dump(array);
    }
    
    public static String dump(final byte[] buffer) {
        return dump(buffer, 0, buffer.length);
    }
    
    public static String dump(final byte[] buffer, final int offset, final int length) {
        final StringBuffer stringBuffer = new StringBuffer();
        for(int i=0; i<length; i++) {
            final int value = buffer[offset + i] & 0xFF;
            final String strValue = Integer.toHexString(value).toUpperCase();
            final String str = "00".substring(strValue.length()) + strValue;
            stringBuffer.append(str);
            stringBuffer.append('(');
            stringBuffer.append((char) value);
            stringBuffer.append(')');
            stringBuffer.append(' ');
        }
        
        return stringBuffer.toString();
    }

    public static String dumpOctets(final byte[] buffer) {
        return dumpOctets(buffer, 0, buffer.length);
    }

    public static String dumpOctets(final byte[] buffer, final int offset, final int length) {
        final StringBuffer stringBuffer = new StringBuffer();
        for(int i=0; i<length; i++) {
            final int value = buffer[offset + i] & 0xFF;
            final String strValue = Integer.toHexString(value).toUpperCase();
            final String str = "00".substring(strValue.length()) + strValue;
            stringBuffer.append(str);
            stringBuffer.append(' ');
        }
        
        return stringBuffer.toString();
    }

    public static String dumpBytes(final byte[] buffer) {
        return dumpBytes(buffer, 0, buffer.length);
    }

    public static String dumpBytes(final byte[] buffer, final int offset, final int length) {
        final StringBuffer stringBuffer = new StringBuffer();
        for(int i=0; i<length; i++) {
            final int value = buffer[offset + i] & 0xFF;
            stringBuffer.append((char) value);
        }
        
        return stringBuffer.toString();
    }
}