| /******************************************************************************* |
| * 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.java; |
| |
| /** |
| * |
| * |
| * 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 enum CascadeType { |
| |
| ALL(JPA.CASCADE_TYPE__ALL), |
| PERSIST(JPA.CASCADE_TYPE__PERSIST), |
| MERGE(JPA.CASCADE_TYPE__MERGE), |
| REMOVE(JPA.CASCADE_TYPE__REMOVE), |
| REFRESH(JPA.CASCADE_TYPE__REFRESH); |
| |
| private String javaAnnotationValue; |
| |
| CascadeType(String javaAnnotationValue) { |
| this.javaAnnotationValue = javaAnnotationValue; |
| } |
| |
| public String getJavaAnnotationValue() { |
| return this.javaAnnotationValue; |
| } |
| |
| public static CascadeType[] fromJavaAnnotationValue(String[] javaAnnotationValues) { |
| if (javaAnnotationValues == null) { |
| return new CascadeType[0]; |
| } |
| CascadeType[] cascadeTypes = new CascadeType[javaAnnotationValues.length]; |
| for (int i = 0; i < javaAnnotationValues.length; i++) { |
| String javaAnnotationValue = javaAnnotationValues[i]; |
| if (javaAnnotationValue != null) { |
| cascadeTypes[i] = cascadeType(javaAnnotationValue); |
| } |
| } |
| return cascadeTypes; |
| } |
| |
| private static CascadeType cascadeType(String javaAnnotationValue) { |
| if (javaAnnotationValue.equals(ALL.getJavaAnnotationValue())) { |
| return ALL; |
| } |
| else if (javaAnnotationValue.equals(PERSIST.getJavaAnnotationValue())) { |
| return PERSIST; |
| } |
| else if (javaAnnotationValue.equals(MERGE.getJavaAnnotationValue())) { |
| return MERGE; |
| } |
| else if (javaAnnotationValue.equals(REMOVE.getJavaAnnotationValue())) { |
| return REMOVE; |
| } |
| else if (javaAnnotationValue.equals(REFRESH.getJavaAnnotationValue())) { |
| return REFRESH; |
| } |
| throw new IllegalArgumentException("Unknown cascade type: " + javaAnnotationValue); |
| } |
| |
| public static String[] toJavaAnnotationValue(CascadeType[] cascadeTypes) { |
| String[] javaAnnotationValues = new String[cascadeTypes.length]; |
| for (int i = 0; i < cascadeTypes.length; i++) { |
| CascadeType cascadeType = cascadeTypes[i]; |
| javaAnnotationValues[i] = cascadeType.javaAnnotationValue; |
| } |
| return javaAnnotationValues; |
| } |
| |
| } |