spark SparkOutOfMemoryError 源码
spark SparkOutOfMemoryError 代码
文件路径：/core/src/main/java/org/apache/spark/memory/SparkOutOfMemoryError.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.memory;
import org.apache.spark.SparkThrowable;
import org.apache.spark.SparkThrowableHelper;
import org.apache.spark.annotation.Private;
import java.util.Map;
/**
* This exception is thrown when a task can not acquire memory from the Memory manager.
* Instead of throwing {@link OutOfMemoryError}, which kills the executor,
* we should use throw this exception, which just kills the current task.
*/
@Private
public final class SparkOutOfMemoryError extends OutOfMemoryError implements SparkThrowable {
String errorClass;
Map<String, String> messageParameters;
public SparkOutOfMemoryError(String s) {
super(s);
}
public SparkOutOfMemoryError(OutOfMemoryError e) {
super(e.getMessage());
}
public SparkOutOfMemoryError(String errorClass, Map<String, String> messageParameters) {
super(SparkThrowableHelper.getMessage(errorClass, messageParameters));
this.errorClass = errorClass;
this.messageParameters = messageParameters;
}
@Override
public Map<String, String> getMessageParameters() {
return messageParameters;
}
@Override
public String getErrorClass() {
return errorClass;
}
}
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