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/*****************************************************************************
* Copyright (c) 2009 Ken Gilmer
* 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:
* Ken Gilmer - initial API and implementation
*******************************************************************************/
package org.openembedded.bc.ui.builder;
import java.util.Map;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.parsers.SAXParser;
import javax.xml.parsers.SAXParserFactory;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IMarker;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.IResourceDelta;
import org.eclipse.core.resources.IResourceDeltaVisitor;
import org.eclipse.core.resources.IncrementalProjectBuilder;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.xml.sax.SAXException;
public class BitbakeBuilder extends IncrementalProjectBuilder {
class SampleDeltaVisitor implements IResourceDeltaVisitor {
/*
* (non-Javadoc)
*
* @see org.eclipse.core.resources.IResourceDeltaVisitor#visit(org.eclipse.core.resources.IResourceDelta)
*/
public boolean visit(IResourceDelta delta) throws CoreException {
IResource resource = delta.getResource();
switch (delta.getKind()) {
case IResourceDelta.ADDED:
// handle added resource
//checkXML(resource);
break;
case IResourceDelta.REMOVED:
// handle removed resource
break;
case IResourceDelta.CHANGED:
// handle changed resource
//checkXML(resource);
break;
}
//return true to continue visiting children.
return true;
}
}
/*
class SampleResourceVisitor implements IResourceVisitor {
public boolean visit(IResource resource) {
return true;
}
}
*/
/* class XMLErrorHandler extends DefaultHandler {
private IFile file;
public XMLErrorHandler(IFile file) {
this.file = file;
}
private void addMarker(SAXParseException e, int severity) {
BitbakeBuilder.this.addMarker(file, e.getMessage(), e
.getLineNumber(), severity);
}
@Override
public void error(SAXParseException exception) throws SAXException {
addMarker(exception, IMarker.SEVERITY_ERROR);
}
@Override
public void fatalError(SAXParseException exception) throws SAXException {
addMarker(exception, IMarker.SEVERITY_ERROR);
}
@Override
public void warning(SAXParseException exception) throws SAXException {
addMarker(exception, IMarker.SEVERITY_WARNING);
}
}
*/
public static final String BUILDER_ID = "org.openembedded.bc.ui.builder.BitbakeBuilder";
private static final String MARKER_TYPE = "org.openembedded.bc.ui.xmlProblem";
private SAXParserFactory parserFactory;
private void addMarker(IFile file, String message, int lineNumber,
int severity) {
try {
IMarker marker = file.createMarker(MARKER_TYPE);
marker.setAttribute(IMarker.MESSAGE, message);
marker.setAttribute(IMarker.SEVERITY, severity);
if (lineNumber == -1) {
lineNumber = 1;
}
marker.setAttribute(IMarker.LINE_NUMBER, lineNumber);
} catch (CoreException e) {
e.printStackTrace();
}
}
/*
* (non-Javadoc)
*
* @see org.eclipse.core.internal.events.InternalBuilder#build(int,
* java.util.Map, org.eclipse.core.runtime.IProgressMonitor)
*/
@Override
protected IProject[] build(int kind, Map args, IProgressMonitor monitor)
throws CoreException {
if (kind == FULL_BUILD) {
fullBuild(monitor);
} else {
IResourceDelta delta = getDelta(getProject());
if (delta == null) {
fullBuild(monitor);
} else {
incrementalBuild(delta, monitor);
}
}
return null;
}
/*void checkXML(IResource resource) {
if (resource instanceof IFile && resource.getName().endsWith(".xml")) {
IFile file = (IFile) resource;
deleteMarkers(file);
XMLErrorHandler reporter = new XMLErrorHandler(file);
try {
getParser().parse(file.getContents(), reporter);
} catch (Exception e1) {
}
}
}*/
private void deleteMarkers(IFile file) {
try {
file.deleteMarkers(MARKER_TYPE, false, IResource.DEPTH_ZERO);
} catch (CoreException ce) {
ce.printStackTrace();
}
}
protected void fullBuild(final IProgressMonitor monitor)
throws CoreException {
/*try {
getProject().accept(new SampleResourceVisitor());
} catch (CoreException e) {
}*/
}
private SAXParser getParser() throws ParserConfigurationException,
SAXException {
if (parserFactory == null) {
parserFactory = SAXParserFactory.newInstance();
}
return parserFactory.newSAXParser();
}
protected void incrementalBuild(IResourceDelta delta,
IProgressMonitor monitor) throws CoreException {
// the visitor does the work.
delta.accept(new SampleDeltaVisitor());
}
}
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