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/*******************************************************************************
* Copyright (c) 2010, 2013 Red Hat, 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:
* Red Hat, Inc. - initial API and implementation
******************************************************************************/
package org.eclipse.jpt.common.core.internal.resource.java.source;
import org.eclipse.jdt.core.ICompilationUnit;
import org.eclipse.jdt.core.dom.CompilationUnit;
import org.eclipse.jdt.core.dom.PackageDeclaration;
import org.eclipse.jpt.common.core.AnnotationProvider;
import org.eclipse.jpt.common.core.JptResourceType;
import org.eclipse.jpt.common.core.internal.utility.PlatformTools;
import org.eclipse.jpt.common.core.resource.java.JavaResourceAbstractType;
import org.eclipse.jpt.common.core.resource.java.JavaResourcePackage;
import org.eclipse.jpt.common.core.resource.java.JavaResourcePackageInfoCompilationUnit;
import org.eclipse.jpt.common.core.utility.jdt.AnnotationEditFormatter;
import org.eclipse.jpt.common.utility.command.CommandContext;
import org.eclipse.jpt.common.utility.internal.iterable.EmptyIterable;
/**
* @author Dmitry Geraskov
* Source package-info.java
*
*/
public final class SourcePackageInfoCompilationUnit
extends SourceCompilationUnit
implements JavaResourcePackageInfoCompilationUnit {
private JavaResourcePackage package_;
public SourcePackageInfoCompilationUnit(
ICompilationUnit compilationUnit,
AnnotationProvider annotationProvider,
AnnotationEditFormatter annotationEditFormatter,
CommandContext modifySharedDocumentCommandContext) {
super(compilationUnit, annotationProvider, annotationEditFormatter, modifySharedDocumentCommandContext); // the JPA compilation unit is the root of its sub-tree
this.package_ = this.buildPackage();
}
private JavaResourcePackage buildPackage() {
this.openCompilationUnit();
CompilationUnit astRoot = this.buildASTRoot();
this.closeCompilationUnit();
return this.buildPackage(astRoot);
}
// ********** JavaResourceNode.Root implementation **********
public Iterable<JavaResourceAbstractType> getTypes() {
return EmptyIterable.instance();
}
public JavaResourceAbstractType getPrimaryType() {
return null;
}
// ********** JptResourceModel implementation **********
public JptResourceType getResourceType() {
return PlatformTools.getResourceType(PACKAGE_INFO_CONTENT_TYPE);
}
// ********** Java changes **********
@Override
protected void synchronizeWith(CompilationUnit astRoot) {
this.syncPackage(astRoot);
}
// ********** JavaResourceCompilationUnit implementation **********
public void resolveTypes() {
//no-op
}
// ********** package-info **********
public JavaResourcePackage getPackage() {
return this.package_;
}
private JavaResourcePackage buildPackage(CompilationUnit astRoot) {
return this.buildPackage(this.getPackageDeclaration(astRoot));
}
private void syncPackage(CompilationUnit astRoot) {
PackageDeclaration pd = this.getPackageDeclaration(astRoot);
if (pd == null) {
this.syncPackage_(null);
} else {
if (this.package_ == null) {
this.syncPackage_(this.buildPackage(pd));
} else {
this.package_.synchronizeWith(pd);
}
}
}
private PackageDeclaration getPackageDeclaration(CompilationUnit astRoot) {
return astRoot.getPackage();
}
private void syncPackage_(JavaResourcePackage astPackage) {
JavaResourcePackage old = this.package_;
this.package_ = astPackage;
this.firePropertyChanged(PACKAGE, old, astPackage);
}
private JavaResourcePackage buildPackage(PackageDeclaration pd) {
return SourcePackage.newInstance(this, pd);
}
}
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