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/*******************************************************************************
* Copyright (c) 2007, 2010 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.internal.validation;
import org.eclipse.core.resources.IMarker;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jpt.common.core.IResourcePart;
import org.eclipse.jpt.common.utility.internal.CollectionTools;
import org.eclipse.jpt.common.utility.internal.iterables.SingleElementIterable;
import org.eclipse.jpt.core.JpaProject;
import org.eclipse.jpt.core.JptCorePlugin;
import org.eclipse.wst.validation.AbstractValidator;
import org.eclipse.wst.validation.ValidationResult;
import org.eclipse.wst.validation.ValidationState;
import org.eclipse.wst.validation.internal.provisional.core.IMessage;
import org.eclipse.wst.validation.internal.provisional.core.IProjectValidationContext;
import org.eclipse.wst.validation.internal.provisional.core.IReporter;
import org.eclipse.wst.validation.internal.provisional.core.IValidationContext;
import org.eclipse.wst.validation.internal.provisional.core.IValidator;
/**
* This class is referenced in the JPA extension for the
* WTP validator extension point.
*/
public class JpaValidator extends AbstractValidator implements IValidator {
public JpaValidator() {
super();
}
// ********** IValidator implementation **********
public void validate(IValidationContext context, IReporter reporter) {
validate(reporter, project(context));
}
public void cleanup(IReporter reporter) {
// nothing to do
}
// **************** AbstractValidator impl *********************************
@Override
public ValidationResult validate(IResource resource, int kind, ValidationState state, IProgressMonitor monitor) {
if (resource.getType() != IResource.FILE)
return null;
ValidationResult result = new ValidationResult();
IReporter reporter = result.getReporter(monitor);
IProject project = resource.getProject();
this.clearMarkers(project);
result.setSuspendValidation(project);
this.validate(reporter, project);
return result;
}
// **************** internal conv. *****************************************
private void clearMarkers(IProject project) {
try {
clearMarkers_(project);
}
catch (CoreException ce) {
JptCorePlugin.log(ce);
}
}
private void clearMarkers_(IProject project) throws CoreException {
IMarker[] markers = project.findMarkers(JptCorePlugin.VALIDATION_MARKER_ID, true, IResource.DEPTH_INFINITE);
for (IMarker marker : markers) {
marker.delete();
}
}
private void validate(IReporter reporter, IProject project) {
for (IMessage message : this.getValidationMessages(reporter, project)) {
// check to see if the message should be ignored based on preferences
if (!JpaValidationPreferences.isProblemIgnored(project, message.getId())){
reporter.addMessage(this, adjustMessage(message));
}
}
}
private IProject project(IValidationContext context) {
return ((IProjectValidationContext) context).getProject();
}
private Iterable<IMessage> getValidationMessages(IReporter reporter, IProject project) {
JpaProject jpaProject = JptCorePlugin.getJpaProject(project);
if (jpaProject != null) {
return CollectionTools.iterable(jpaProject.validationMessages(reporter));
}
return new SingleElementIterable<IMessage>(
DefaultJpaValidationMessages.buildMessage(
IMessage.HIGH_SEVERITY,
JpaValidationMessages.NO_JPA_PROJECT,
project
));
}
private IMessage adjustMessage(IMessage message) {
IAdaptable targetObject = (IAdaptable) message.getTargetObject();
IResource targetResource = ((IResourcePart) targetObject.getAdapter(IResourcePart.class)).getResource();
message.setTargetObject(targetResource);
if (message.getLineNumber() == IMessage.LINENO_UNSET) {
message.setAttribute(IMarker.LOCATION, " ");
}
return message;
}
}
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