/*******************************************************************************
* Copyright (c) 2011, 2015 Wind River Systems, Inc. and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Wind River Systems - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.dsf.debug.internal.ui.disassembly.provisional;
import java.math.BigInteger;
import org.eclipse.cdt.debug.internal.ui.disassembly.dsf.AddressRangePosition;
import org.eclipse.cdt.debug.internal.ui.disassembly.dsf.LabelPosition;
import org.eclipse.cdt.dsf.debug.internal.ui.disassembly.model.DisassemblyDocument;
import org.eclipse.core.resources.IFile;
import org.eclipse.jface.text.BadPositionCategoryException;
import org.eclipse.jface.text.Position;
import org.eclipse.jface.text.source.AnnotationModel;
public class DisassemblyAnnotationModel extends AnnotationModel {
public DisassemblyAnnotationModel() {
super();
}
private DisassemblyDocument getDisassemblyDocument() {
return (DisassemblyDocument) fDocument;
}
protected Position createPositionFromSourceLine(String fileName, int lineNumber) {
if (fileName != null) {
return getDisassemblyDocument().getSourcePosition(fileName, lineNumber);
}
return null;
}
protected Position createPositionFromSourceLine(IFile file, int lineNumber) {
if (file != null) {
return getDisassemblyDocument().getSourcePosition(file, lineNumber);
}
return null;
}
protected Position createPositionFromAddress(BigInteger address) {
if (address != null) {
AddressRangePosition p= getDisassemblyDocument().getDisassemblyPosition(address);
if (p != null && p.fValid) {
return new Position(p.offset, p.length);
}
}
return null;
}
protected Position createPositionFromLabel(BigInteger address) {
if (address != null) {
LabelPosition p = getDisassemblyDocument().getLabelPosition(address);
if (p != null && p.fValid) {
return new Position(p.offset, p.length);
}
}
return null;
}
protected Position createPositionFromLabel(String label) {
if (label != null) {
try {
Position[] labelPositions = getDisassemblyDocument().getPositions(DisassemblyDocument.CATEGORY_LABELS);
int labelLen = label.length();
for (Position position : labelPositions) {
if (position instanceof LabelPosition) {
String candidate = ((LabelPosition) position).fLabel;
if (candidate != null && candidate.startsWith(label)) {
// exact match or followed by ()
if (candidate.length() == labelLen || candidate.charAt(labelLen) == '(') {
return new Position(position.offset, position.length);
}
}
}
}
} catch (BadPositionCategoryException exc) {
return null;
}
}
return null;
}
}