spark AbstractFileRegion 源码
spark AbstractFileRegion 代码
文件路径：/common/network-common/src/main/java/org/apache/spark/network/util/AbstractFileRegion.java
/*
* 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.spark.network.util;
import io.netty.channel.FileRegion;
import io.netty.util.AbstractReferenceCounted;
public abstract class AbstractFileRegion extends AbstractReferenceCounted implements FileRegion {
@Override
@SuppressWarnings("deprecation")
public final long transfered() {
return transferred();
}
@Override
public AbstractFileRegion retain() {
super.retain();
return this;
}
@Override
public AbstractFileRegion retain(int increment) {
super.retain(increment);
return this;
}
@Override
public AbstractFileRegion touch() {
super.touch();
return this;
}
@Override
public AbstractFileRegion touch(Object o) {
return this;
}
}
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