org.hibernate.validator.internal.util.privilegedactions.GetClassLoader Maven / Gradle / Ivy
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* Copyright 2009, Red Hat, Inc. and/or its affiliates, and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* Licensed 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.hibernate.validator.internal.util.privilegedactions;
import java.security.PrivilegedAction;
import org.hibernate.validator.internal.util.Contracts;
import static org.hibernate.validator.internal.util.logging.Messages.MESSAGES;
/**
* @author Emmanuel Bernard
*/
public final class GetClassLoader implements PrivilegedAction {
private final Class clazz;
public static GetClassLoader fromContext() {
return new GetClassLoader( null );
}
public static GetClassLoader fromClass(Class clazz) {
Contracts.assertNotNull( clazz, MESSAGES.classIsNull() );
return new GetClassLoader( clazz );
}
private GetClassLoader(Class clazz) {
this.clazz = clazz;
}
public ClassLoader run() {
if ( clazz != null ) {
return clazz.getClassLoader();
}
else {
return Thread.currentThread().getContextClassLoader();
}
}
}