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/*******************************************************************************
* Copyright (c) 2007, 2008 Oracle. 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:
* Oracle - initial API and implementation
******************************************************************************/
package org.eclipse.jpt.core.resource.orm;
import java.io.IOException;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IProject;
import org.eclipse.emf.common.util.URI;
import org.eclipse.jpt.core.JptCorePlugin;
import org.eclipse.jpt.core.resource.common.JpaArtifactEdit;
/**
*
*
* Provisional API: This interface is part of an interim API that is still
* under development and expected to change significantly before reaching
* stability. It is available at this early stage to solicit feedback from
* pioneering adopters on the understanding that any code that uses this API
* will almost certainly be broken (repeatedly) as the API evolves.
*/
public class OrmArtifactEdit extends JpaArtifactEdit
{
/**
* @param aProject
* @return an orm artifact for the project aProject.
* Opened only for read access (no write)
*/
public static OrmArtifactEdit getArtifactEditForRead(IProject aProject) {
OrmArtifactEdit artifactEdit = null;
try {
artifactEdit = new OrmArtifactEdit(aProject, true);
}
catch (IllegalArgumentException iae) {
// suppress illegal argument exception
JptCorePlugin.log(iae);
}
return artifactEdit;
}
/**
* @param aProject
* @return an orm artifact for the project aProject.
* Opened for both write and read access
*/
public static OrmArtifactEdit getArtifactEditForWrite(IProject aProject) {
OrmArtifactEdit artifactEdit = null;
try {
artifactEdit = new OrmArtifactEdit(aProject, false);
}
catch (IllegalArgumentException iae) {
// suppress illegal argument exception
JptCorePlugin.log(iae);
}
return artifactEdit;
}
public OrmArtifactEdit(IProject aProject, boolean toAccessAsReadOnly)
throws IllegalArgumentException {
super(aProject, toAccessAsReadOnly);
}
@Override
public OrmResource getResource(IFile file) {
// This *seems* to do the same basic thing as below, but circumvents the
// URI munging that ArtifactEditModel does (see bug 209093)
try {
OrmResource resource =
(OrmResource) getArtifactEditModel().createResource(URI.createPlatformResourceURI(file.getFullPath().toString()));
if (! resource.isLoaded()) {
resource.load(getArtifactEditModel().getResourceSet().getLoadOptions());
}
return resource;
}
catch (ClassCastException cce) {
return null;
}
catch (IOException ioe) {
JptCorePlugin.log(ioe);
return null;
}
}
@Override
public OrmResource getResource(String fileURI) {
try {
return (OrmResource) getArtifactEditModel().getResource(URI.createURI(fileURI));
}
catch (ClassCastException cce) {
return null;
}
}
}
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