org.apache.flink.runtime.rest.messages.job.SubtaskAttemptPathParameter 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.rest.messages.job;
import org.apache.flink.runtime.rest.messages.ConversionException;
import org.apache.flink.runtime.rest.messages.MessagePathParameter;
/**
* Path parameter identifying subtask attempt.
*/
public class SubtaskAttemptPathParameter extends MessagePathParameter {
/**
* The constant subtask attempt KEY.
*/
public static final String KEY = "attempt";
/**
* Instantiates a new Subtask attempt path parameter.
*/
protected SubtaskAttemptPathParameter() {
super(KEY);
}
@Override
protected Integer convertFromString(String value) throws ConversionException {
try {
return Integer.parseInt(value);
} catch (NumberFormatException e) {
throw new ConversionException("Invalid attempt num " + value);
}
}
@Override
protected String convertToString(Integer value) {
return value.toString();
}
@Override
public String getDescription() {
return "Positive integer value that identifies an execution attempt.";
}
}