com.yahoo.concurrent.classlock.ClassLock Maven / Gradle / Ivy
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Library for use in Java components of Vespa. Shared code which do
not fit anywhere else.
// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.concurrent.classlock;
/**
* An acquired lock which is released on close
*
* @author valerijf
*/
public class ClassLock implements AutoCloseable {
private final Class clazz;
private final ClassLocking classLocking;
ClassLock(ClassLocking classLocking, Class clazz) {
this.classLocking = classLocking;
this.clazz = clazz;
}
/**
* Releases this lock
*
* @throws IllegalArgumentException if this lock has already been released
*/
@Override
public void close() {
classLocking.unlock(clazz, this);
}
}