org.apache.flink.runtime.state.gemini.engine.handler.GeminiEventExecutorGroup Maven / Gradle / Ivy
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* 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.flink.runtime.state.gemini.engine.handler;
import org.apache.flink.runtime.state.gemini.engine.dbms.GContext;
import org.apache.flink.shaded.netty4.io.netty.util.concurrent.EventExecutor;
import org.apache.flink.shaded.netty4.io.netty.util.concurrent.MultithreadEventExecutorGroup;
import java.util.Iterator;
import java.util.StringJoiner;
import java.util.concurrent.Executor;
import java.util.concurrent.ThreadFactory;
/**
* GeminiEventExecutorGroup.
*/
public class GeminiEventExecutorGroup extends MultithreadEventExecutorGroup {
private final GContext gContext;
public GeminiEventExecutorGroup(int nThreads, GContext gContext) {
this(nThreads, null, 1000000, gContext);
}
public GeminiEventExecutorGroup(int nThreads, ThreadFactory threadFactory, long sleepTimeNs, GContext gContext) {
super(nThreads, threadFactory, new Object[]{sleepTimeNs, gContext});
this.gContext = gContext;
}
@Override
protected EventExecutor newChild(Executor executor, Object... args) throws Exception {
return new GeminiEventExecutor(this, executor, (long) args[0], (GContext) args[1]);
}
public long getWaiting() {
Iterator iterator = iterator();
long waiting = 0;
while (iterator.hasNext()) {
waiting += ((GeminiEventExecutor) iterator.next()).getWaiting();
}
return waiting;
}
@Override
public String toString() {
Iterator iterator = iterator();
StringJoiner sj = new StringJoiner("\n");
while (iterator.hasNext()) {
sj.add(iterator.next().toString());
}
return sj.toString();
}
}