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/*******************************************************************************
* Copyright (c) 2008, 2009 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.jpa.eclipselink.core.resource.java;
/**
* Corresponds to the EclipseLink enum
* org.eclipse.persistence.annotations.ExistenceType
*
* 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.
*
* @version 2.1
* @since 2.1
*/
public enum ExistenceType {
CHECK_CACHE(EclipseLink.EXISTENCE_TYPE__CHECK_CACHE),
CHECK_DATABASE(EclipseLink.EXISTENCE_TYPE__CHECK_DATABASE),
ASSUME_EXISTENCE(EclipseLink.EXISTENCE_TYPE__ASSUME_EXISTENCE),
ASSUME_NON_EXISTENCE(EclipseLink.EXISTENCE_TYPE__ASSUME_NON_EXISTENCE);
private String javaAnnotationValue;
ExistenceType(String javaAnnotationValue) {
if (javaAnnotationValue == null) {
throw new NullPointerException();
}
this.javaAnnotationValue = javaAnnotationValue;
}
public String getJavaAnnotationValue() {
return this.javaAnnotationValue;
}
// ********** static methods **********
public static ExistenceType fromJavaAnnotationValue(Object javaAnnotationValue) {
return (javaAnnotationValue == null) ? null : fromJavaAnnotationValue_(javaAnnotationValue);
}
private static ExistenceType fromJavaAnnotationValue_(Object javaAnnotationValue) {
for (ExistenceType existenceType : ExistenceType.values()) {
if (existenceType.getJavaAnnotationValue().equals(javaAnnotationValue)) {
return existenceType;
}
}
return null;
}
public static String toJavaAnnotationValue(ExistenceType existenceType) {
return (existenceType == null) ? null : existenceType.getJavaAnnotationValue();
}
}
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