49 lines
1.5 KiB
Java
49 lines
1.5 KiB
Java
/*
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* Copyright 2019 Amazon.com, Inc. or its affiliates.
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* Licensed under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package software.amazon.kinesis.multilang;
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import java.io.BufferedReader;
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import lombok.extern.slf4j.Slf4j;
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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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@Slf4j
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class DrainChildSTDERRTask extends LineReaderTask<Boolean> {
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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 [{}] for shard {}", line, 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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