53 lines
1.6 KiB
Java
53 lines
1.6 KiB
Java
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/*
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* Copyright 2014 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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*
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* Licensed under the Amazon Software License (the "License").
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* You may not use this file except in compliance with the License.
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* A copy of the License is located at
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*
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* http://aws.amazon.com/asl/
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*
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* or in the "license" file accompanying this file. This file is distributed
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* on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
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* express or implied. See the License for the specific language governing
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* permissions and limitations under the License.
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*/
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package com.amazonaws.services.kinesis.multilang;
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import java.io.BufferedReader;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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/**
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* Reads lines off the STDERR of the child process and prints them to this process's (the JVM's) STDERR and log.
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*/
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class DrainChildSTDERRTask extends LineReaderTask<Boolean> {
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private static final Log LOG = LogFactory.getLog(DrainChildSTDERRTask.class);
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DrainChildSTDERRTask() {
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}
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@Override
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protected HandleLineResult<Boolean> handleLine(String line) {
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LOG.error("Received error line from subprocess [" + line + "] for shard " + getShardId());
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System.err.println(line);
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return new HandleLineResult<Boolean>();
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}
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@Override
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protected Boolean returnAfterException(Exception e) {
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return false;
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}
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@Override
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protected Boolean returnAfterEndOfInput() {
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return true;
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}
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public LineReaderTask<Boolean> initialize(BufferedReader reader, String shardId) {
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return initialize(reader, shardId, "Draining STDERR for " + shardId);
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}
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}
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