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/*******************************************************************************
* Copyright (c) 2004 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Common Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/cpl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.debug.ui.memory;
import java.io.UnsupportedEncodingException;
import java.math.BigInteger;
import org.eclipse.debug.core.model.MemoryByte;
import org.eclipse.debug.internal.ui.DebugUIPlugin;
import org.eclipse.debug.internal.ui.preferences.IDebugPreferenceConstants;
/**
* Abstract implementation to a text rendering that renders memory to
* text in a table rendering. Clients should subclass from this class
* if they wish to provide a table/text rendering with a specific code
* page.
*/
abstract public class AbstractTextRendering extends AbstractTableRendering {
String fCodePage;
public AbstractTextRendering(String renderingId, String codePage)
{
super(renderingId);
setCodePage(codePage);
}
public void setCodePage(String codePage) {
fCodePage = codePage;
}
public String getString(String dataType, BigInteger address, MemoryByte[] data) {
try {
String paddedStr = DebugUIPlugin.getDefault().getPreferenceStore().getString(IDebugPreferenceConstants.PREF_PADDED_STR);
if(fCodePage == null)
return ""; //$NON-NLS-1$
boolean invalid = false;
for (int i=0; i<data.length; i++)
{
if (!data[i].isValid())
{
invalid = true;
break;
}
}
if (invalid)
{
StringBuffer strBuf = new StringBuffer();
for (int i=0; i<data.length; i++)
{
strBuf.append(paddedStr);
}
return strBuf.toString();
}
byte byteArray[] = new byte[data.length];
for (int i=0; i<byteArray.length; i++)
{
byteArray[i] = data[i].getValue();
}
return new String(byteArray, fCodePage);
} catch (UnsupportedEncodingException e) {
return "-- error --"; //$NON-NLS-1$
}
}
/* (non-Javadoc)
* @see com.ibm.debug.extended.ui.AbstractTableViewTabLabelProvider#getBytes(java.lang.String)
*/
public byte[] getBytes(String dataType, BigInteger address, MemoryByte[] currentValues, String data) {
try {
if (fCodePage == null)
return new byte[0];
byte[] bytes = data.getBytes(fCodePage);
return bytes;
} catch (UnsupportedEncodingException e) {
return new byte[0];
}
}
}
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