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/*******************************************************************************
* Copyright (c) 2004, 2007 Boeing.
* 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:
* Boeing - initial API and implementation
*******************************************************************************/
package org.eclipse.osee.framework.skynet.core.validation;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.osee.framework.core.data.IAttributeType;
import org.eclipse.osee.framework.core.model.type.AttributeType;
import org.eclipse.osee.framework.plugin.core.util.ExtensionDefinedObjects;
import org.eclipse.osee.framework.skynet.core.artifact.Artifact;
import org.eclipse.osee.framework.skynet.core.artifact.Attribute;
import org.eclipse.osee.framework.skynet.core.attribute.AttributeTypeManager;
import org.eclipse.osee.framework.skynet.core.internal.Activator;
/**
* @author Roberto E. Escobar
*/
public class OseeValidator {
private static final String EXTENSION_ELEMENT = "OseeValidator";
private static final String EXTENSION_ID = Activator.PLUGIN_ID + "." + EXTENSION_ELEMENT;
private static final String CLASS_NAME_ATTRIBUTE = "classname";
private final static OseeValidator instance = new OseeValidator();
private final ExtensionDefinedObjects<IOseeValidator> loadedObjects;
private OseeValidator() {
loadedObjects =
new ExtensionDefinedObjects<IOseeValidator>(EXTENSION_ID, EXTENSION_ELEMENT, CLASS_NAME_ATTRIBUTE);
}
public static OseeValidator getInstance() {
return instance;
}
public IStatus validate(int requiredQualityOfService, Artifact artifact, String attributeTypeName, Object proposedValue) {
IStatus status = Status.OK_STATUS;
try {
AttributeType attributeType = AttributeTypeManager.getType(attributeTypeName);
status = validate(requiredQualityOfService, artifact, attributeType, proposedValue);
} catch (Exception ex) {
status = new Status(IStatus.ERROR, Activator.PLUGIN_ID, ex.getLocalizedMessage(), ex);
}
return status;
}
public IStatus validate(int requiredQualityOfService, Artifact artifact, IAttributeType attributeType, Object proposedValue) {
for (IOseeValidator validator : loadedObjects.getObjects()) {
if (requiredQualityOfService >= validator.getQualityOfService()) {
try {
if (validator.isApplicable(artifact, attributeType)) {
try {
IStatus status = validator.validate(artifact, attributeType, proposedValue);
if (!status.isOK()) {
return status;
}
} catch (Exception ex) {
return new Status(IStatus.ERROR, Activator.PLUGIN_ID, ex.getLocalizedMessage(), ex);
}
}
} catch (Exception ex) {
return new Status(IStatus.ERROR, Activator.PLUGIN_ID, ex.getLocalizedMessage(), ex);
}
}
}
return Status.OK_STATUS;
}
public IStatus validate(int requiredQualityOfService, Artifact artifact) {
try {
for (AttributeType attributeType : artifact.getAttributeTypes()) {
for (Attribute<?> attribute : artifact.getAttributes(attributeType)) {
IStatus status = validate(requiredQualityOfService, artifact, attributeType, attribute.getValue());
if (!status.isOK()) {
return status;
// String messageToUse =
// String.format("%s:[%s] - %s", artifact.getArtifactTypeName(), artifact.getDescriptiveName(),
// status.getMessage());
// if (status.isMultiStatus()) {
// MultiStatus mStatus =
// new MultiStatus(status.getPlugin(), status.getCode(), messageToUse, status.getException());
// mStatus.merge(status);
// return mStatus;
// } else {
// return new Status(status.getSeverity(), status.getPlugin(), status.getCode(), messageToUse,
// status.getException());
// }
}
}
}
} catch (Exception ex) {
return new Status(IStatus.ERROR, Activator.PLUGIN_ID, ex.getLocalizedMessage(), ex);
}
return Status.OK_STATUS;
}
// private void checkExtensionsLoaded() {
// if (loadedObjects.isEmpty()) {
// List<IConfigurationElement> elements = ExtensionPoints.getExtensionElements(EXTENSION_ID, EXTENSION_ELEMENT);
// for (IConfigurationElement element : elements) {
// // TODO Implement dynamic attribute type validation chain definition
// // IExtension extension = ((IExtension) element.getParent());
// // String identifier = extension.getUniqueIdentifier();
// String attributeTypeName = element.getAttribute(ATTRIBUTE_TYPENAME);
// String className = element.getAttribute(CLASS_NAME_ATTRIBUTE);
// String bundleName = element.getContributor().getName();
//
// if (Strings.isValid(bundleName) && Strings.isValid(className)) {
// try {
// Bundle bundle = Platform.getBundle(bundleName);
// Class<?> taskClass = bundle.loadClass(className);
// IOseeValidator object = null;
// try {
// Method getInstance = taskClass.getMethod("getInstance", new Class[] {});
// object = (IOseeValidator) getInstance.invoke(null, new Object[] {});
// } catch (Exception ex) {
// object = (IOseeValidator) taskClass.newInstance();
// }
// if (object != null) {
// AttributeType attributeType = AttributeTypeManager.getType(attributeTypeName);
// loadedObjects.put(attributeType, object);
// }
// } catch (Exception ex) {
// OseeLog.log(OseeActivator.class, Level.SEVERE, String.format("Unable to Load: [%s - %s]", bundleName,
// className), ex);
// }
// }
// }
// }
// }
// TODO Implement dynamic attribute type validation chain definition
// public List<IValidator> createValidateChain(String xml) {
// List<IValidator> validators = new ArrayList<IValidator>();
// return validators;
// }
}
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