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/*******************************************************************************
* Copyright (c) 2008-2010 Sonatype, Inc.
* 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:
* Sonatype, Inc. - initial API and implementation
*******************************************************************************/
package org.eclipse.m2e.core.internal.builder.plexusbuildapi;
import java.io.File;
import java.io.IOException;
import java.io.OutputStream;
import java.util.Map;
import java.util.Set;
import org.eclipse.core.resources.IContainer;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.Path;
import org.sonatype.plexus.build.incremental.BuildContext;
import org.sonatype.plexus.build.incremental.ThreadBuildContext;
import org.eclipse.m2e.core.internal.builder.IIncrementalBuildFramework;
/**
* @author igor
*/
public abstract class AbstractEclipseBuildContext implements BuildContext, IIncrementalBuildFramework.BuildContext {
protected final Map<String, Object> context;
private final IIncrementalBuildFramework.BuildResultCollector results;
protected AbstractEclipseBuildContext(Map<String, Object> context,
IIncrementalBuildFramework.BuildResultCollector results) {
this.context = context;
this.results = results;
}
@Override
public void refresh(File file) {
results.refresh(file);
}
@Override
public OutputStream newFileOutputStream(File file) throws IOException {
return new ChangedFileOutputStream(file, this);
}
/**
* Returns path relative to delta resource location.
*/
protected IPath getRelativePath(File file) {
IPath basepath = getBaseResource().getLocation();
IPath path = Path.fromOSString(file.getAbsolutePath());
if(!basepath.isPrefixOf(path)) {
return null;
}
return path.removeFirstSegments(basepath.segmentCount());
}
protected IResource getResource(File file) {
IPath relpath = getRelativePath(file);
if(relpath == null) {
return null;
}
IResource baseResource = getBaseResource();
if(baseResource instanceof IContainer) {
return ((IContainer) baseResource).findMember(relpath);
}
return null;
}
protected abstract IResource getBaseResource();
@Override
public void setValue(String key, Object value) {
context.put(key, value);
}
@Override
public Object getValue(String key) {
return context.get(key);
}
/**
* @deprecated Use addMessage instead
*/
@Override
public void addError(File file, int line, int column, String message, Throwable cause) {
addMessage(file, line, column, message, BuildContext.SEVERITY_ERROR, cause);
}
/**
* @deprecated Use addMessage instead
*/
@Override
public void addWarning(File file, int line, int column, String message, Throwable cause) {
addMessage(file, line, column, message, BuildContext.SEVERITY_WARNING, cause);
}
@Override
public void addMessage(File file, int line, int column, String message, int severity, Throwable cause) {
results.addMessage(file, line, column, message, severity, cause);
}
@Override
public void removeMessages(File file) {
results.removeMessages(file);
}
@Override
public boolean isUptodate(File target, File source) {
IResource targetResource = getResource(target);
IResource sourceResource = getResource(source);
return targetResource != null && targetResource.isAccessible() && !hasDelta(target) && sourceResource != null
&& sourceResource.isAccessible() && !hasDelta(source)
&& targetResource.getLocalTimeStamp() >= sourceResource.getLocalTimeStamp();
}
@Override
public void release() {
ThreadBuildContext.setThreadBuildContext(null);
}
/**
* @deprecated BuildContext consumers should not care which files were modified during a build.
*/
@Deprecated
public Set<File> getFiles() {
return results.getFiles();
}
}
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