/* | |
* Licensed to the Apache Software Foundation (ASF) under one | |
* or more contributor license agreements. See the NOTICE file | |
* distributed with this work for additional information | |
* regarding copyright ownership. The ASF licenses this file | |
* to you under the Apache License, Version 2.0 (the | |
* "License"); you may not use this file except in compliance | |
* with the License. You may obtain a copy of the License at | |
* | |
* http://www.apache.org/licenses/LICENSE-2.0 | |
* | |
* Unless required by applicable law or agreed to in writing, | |
* software distributed under the License is distributed on an | |
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | |
* KIND, either express or implied. See the License for the | |
* specific language governing permissions and limitations | |
* under the License. | |
*/ | |
package org.apache.openjpa.persistence; | |
import org.apache.openjpa.kernel.QueryOperations; | |
/** | |
* The possible operations that a query can perform. | |
* | |
* @since 1.0.0 | |
* @published | |
*/ | |
public enum QueryOperationType { | |
SELECT(QueryOperations.OP_SELECT), | |
DELETE(QueryOperations.OP_DELETE), | |
UPDATE(QueryOperations.OP_UPDATE); | |
private final int queryOperationConstant; | |
private QueryOperationType(int value) { | |
queryOperationConstant = value; | |
} | |
int toKernelConstant() { | |
return queryOperationConstant; | |
} | |
static QueryOperationType fromKernelConstant(int kernelConstant) { | |
switch (kernelConstant) { | |
case QueryOperations.OP_SELECT: | |
return SELECT; | |
case QueryOperations.OP_UPDATE: | |
return UPDATE; | |
case QueryOperations.OP_DELETE: | |
return DELETE; | |
default: | |
throw new IllegalArgumentException(kernelConstant + ""); | |
} | |
} | |
} |