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/*******************************************************************************
* Copyright (c) 2007 Nokia 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:
* Nokia - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.debug.ui.breakpointactions;
import java.io.ByteArrayOutputStream;
import java.io.StringReader;
import java.text.MessageFormat;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.transform.OutputKeys;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;
import org.eclipse.cdt.debug.core.CDIDebugModel;
import org.eclipse.cdt.debug.core.breakpointactions.AbstractBreakpointAction;
import org.eclipse.cdt.debug.core.breakpointactions.ILogActionEnabler;
import org.eclipse.cdt.debug.internal.core.ICDebugInternalConstants;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.debug.core.model.IBreakpoint;
import org.eclipse.ui.console.ConsolePlugin;
import org.eclipse.ui.console.IConsole;
import org.eclipse.ui.console.MessageConsole;
import org.eclipse.ui.console.MessageConsoleStream;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.xml.sax.InputSource;
import org.xml.sax.helpers.DefaultHandler;
public class LogAction extends AbstractBreakpointAction {
private String message = ""; //$NON-NLS-1$
private boolean evaluateExpression;
private MessageConsole console;
public boolean isEvaluateExpression() {
return evaluateExpression;
}
public void setEvaluateExpression(boolean evaluateExpression) {
this.evaluateExpression = evaluateExpression;
}
/*
* (non-Javadoc)
* @see org.eclipse.cdt.debug.core.breakpointactions.IBreakpointAction#execute(org.eclipse.debug.core.model.IBreakpoint, org.eclipse.core.runtime.IAdaptable, org.eclipse.core.runtime.IProgressMonitor)
*/
public IStatus execute(IBreakpoint breakpoint, IAdaptable context, IProgressMonitor monitor) {
IStatus result = Status.OK_STATUS;
try {
openConsole(Messages.getString("LogAction.ConsoleTitle")); //$NON-NLS-1$
String logMessage = getMessage();
if (isEvaluateExpression()) {
ILogActionEnabler enabler = (ILogActionEnabler) context.getAdapter(ILogActionEnabler.class);
if (enabler != null)
logMessage = enabler.evaluateExpression(logMessage);
}
MessageConsoleStream stream = console.newMessageStream();
stream.println(logMessage);
stream.close();
} catch (Exception e) {
String errorMsg = MessageFormat.format(Messages.getString("LogAction.error.0"), new Object[] {getSummary()}); //$NON-NLS-1$
result = new Status( IStatus.ERROR, CDIDebugModel.getPluginIdentifier(), ICDebugInternalConstants.STATUS_CODE_ERROR, errorMsg, e );
}
return result;
}
private void openConsole(String consoleName) {
// add it if necessary
boolean found = false;
IConsole[] consoles = ConsolePlugin.getDefault().getConsoleManager().getConsoles();
for (int i = 0; i < consoles.length; i++) {
if (consoleName.equals(consoles[i].getName())) {
console = (MessageConsole) consoles[i];
found = true;
break;
}
}
if (!found) {
console = new MessageConsole(consoleName, null);
ConsolePlugin.getDefault().getConsoleManager().addConsoles(new IConsole[] { console });
}
ConsolePlugin.getDefault().getConsoleManager().showConsoleView(console);
}
public String getDefaultName() {
return Messages.getString("LogAction.UntitledName"); //$NON-NLS-1$
}
public String getIdentifier() {
return "org.eclipse.cdt.debug.ui.breakpointactions.LogAction"; //$NON-NLS-1$
}
public String getMemento() {
String logData = new String(""); //$NON-NLS-1$
DocumentBuilderFactory dfactory = DocumentBuilderFactory.newInstance();
DocumentBuilder docBuilder = null;
try {
docBuilder = dfactory.newDocumentBuilder();
Document doc = docBuilder.newDocument();
Element rootElement = doc.createElement("logData"); //$NON-NLS-1$
rootElement.setAttribute("message", message); //$NON-NLS-1$
rootElement.setAttribute("evalExpr", Boolean.toString(evaluateExpression)); //$NON-NLS-1$
doc.appendChild(rootElement);
ByteArrayOutputStream s = new ByteArrayOutputStream();
TransformerFactory factory = TransformerFactory.newInstance();
Transformer transformer = factory.newTransformer();
transformer.setOutputProperty(OutputKeys.METHOD, "xml"); //$NON-NLS-1$
transformer.setOutputProperty(OutputKeys.INDENT, "yes"); //$NON-NLS-1$
DOMSource source = new DOMSource(doc);
StreamResult outputTarget = new StreamResult(s);
transformer.transform(source, outputTarget);
logData = s.toString("UTF8"); //$NON-NLS-1$
} catch (Exception e) {
e.printStackTrace();
}
return logData;
}
public String getMessage() {
return message;
}
public void setMessage(String message) {
this.message = message;
}
public String getSummary() {
String summary = getMessage();
if (summary.length() > 32)
summary = getMessage().substring(0, 32);
return summary;
}
public String getTypeName() {
return Messages.getString("LogAction.TypeName"); //$NON-NLS-1$
}
public void initializeFromMemento(String data) {
Element root = null;
DocumentBuilder parser;
try {
parser = DocumentBuilderFactory.newInstance().newDocumentBuilder();
parser.setErrorHandler(new DefaultHandler());
root = parser.parse(new InputSource(new StringReader(data))).getDocumentElement();
String value = root.getAttribute("message"); //$NON-NLS-1$
if (value == null)
throw new Exception();
message = value;
value = root.getAttribute("evalExpr"); //$NON-NLS-1$
if (value == null)
throw new Exception();
evaluateExpression = Boolean.valueOf(value).booleanValue();
value = root.getAttribute("resume"); //$NON-NLS-1$
if (value == null)
throw new Exception();
} catch (Exception e) {
e.printStackTrace();
}
}
}
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