net.dongliu.prettypb.rpc.utils.RenamingThreadFactoryProxy Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of prettypb-rpc Show documentation

proto rpc libs, compatible with proto-rpc-pro

There is a newer version: 0.3.5

/**
 *   Copyright 2010-2014 Peter Klauser
 *
 *   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 net.dongliu.prettypb.rpc.utils;

import java.util.concurrent.ThreadFactory;

/**
 * Provides a means to Proxy a ThreadFactory and rename the ThreadFactory's threads.
 *
 * @author Peter Klauser
 */
public class RenamingThreadFactoryProxy implements ThreadFactory {

    private final ThreadFactory delegate;
    private final String namePrefix;

    public RenamingThreadFactoryProxy(String namePrefix, ThreadFactory delegate) {
        if (namePrefix == null) {
            throw new IllegalArgumentException("namePrefix");
        }
        if (delegate == null) {
            throw new IllegalArgumentException("delegate");
        }
        this.delegate = delegate;
        this.namePrefix = namePrefix;
    }

    @Override
    public Thread newThread(Runnable r) {
        Thread t = delegate.newThread(r);

        try {
            t.setName(namePrefix + "-" + t.getName());
        } catch (SecurityException e) {
            // just ignore
        }
        return t;
    }

}