org.jboss.netty.util.ThreadNameDeterminer Maven / Gradle / Ivy
/*
* Copyright 2012 The Netty Project
*
* The Netty Project 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.jboss.netty.util;
/**
* Overrides the thread name proposed by {@link ThreadRenamingRunnable}.
*/
public interface ThreadNameDeterminer {
/**
* {@link ThreadNameDeterminer} that accepts the proposed thread name
* as is.
*/
ThreadNameDeterminer PROPOSED = new ThreadNameDeterminer() {
public String determineThreadName(String currentThreadName,
String proposedThreadName) throws Exception {
return proposedThreadName;
}
};
/**
* {@link ThreadNameDeterminer} that rejects the proposed thread name and
* retains the current one.
*/
ThreadNameDeterminer CURRENT = new ThreadNameDeterminer() {
public String determineThreadName(String currentThreadName,
String proposedThreadName) throws Exception {
return null;
}
};
/**
* Overrides the thread name proposed by {@link ThreadRenamingRunnable}.
*
* @param currentThreadName the current thread name
* @param proposedThreadName the proposed new thread name
* @return the actual new thread name.
* If {@code null} is returned, the proposed thread name is
* discarded (i.e. no rename).
*/
String determineThreadName(String currentThreadName, String proposedThreadName) throws Exception;
}