org.apache.openejb.resource.jdbc.IsolationLevels Maven / Gradle / Ivy
/*
* 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.openejb.resource.jdbc;
import org.apache.openejb.util.Join;
import java.util.Map;
import java.util.HashMap;
/**
* @version $Rev: 1153797 $ $Date: 2011-08-04 02:09:44 -0700 (Thu, 04 Aug 2011) $
*/
public class IsolationLevels {
private static Map isolation = new HashMap();
static {
isolation.put("NONE", 0);
isolation.put("READ_COMMITTED", 2);
isolation.put("READ_UNCOMMITTED", 1);
isolation.put("REPEATABLE_READ", 4);
isolation.put("SERIALIZABLE", 8);
}
public static int getIsolationLevel(String s) {
if (!isolation.containsKey(s)) throw new IllegalArgumentException("No such transaction isolation level '"+s+"'. Possible values are "+Join.join(", ", isolation.keySet()));
int level = isolation.get(s);
return level;
}
}