org.apache.flink.runtime.taskexecutor.TaskStackTraceSampleableTaskAdapter Maven / Gradle / Ivy
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* Licensed to the Apache Software Foundation (ASF) under one
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* 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
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* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.flink.runtime.taskexecutor;
import org.apache.flink.runtime.execution.ExecutionState;
import org.apache.flink.runtime.executiongraph.ExecutionAttemptID;
import org.apache.flink.runtime.taskmanager.Task;
import static java.util.Objects.requireNonNull;
/**
* Adapts {@link Task} to {@link StackTraceSampleableTask}.
*/
class TaskStackTraceSampleableTaskAdapter implements StackTraceSampleableTask {
private final Task task;
static TaskStackTraceSampleableTaskAdapter fromTask(final Task task) {
return new TaskStackTraceSampleableTaskAdapter(task);
}
private TaskStackTraceSampleableTaskAdapter(final Task task) {
this.task = requireNonNull(task, "task must not be null");
}
@Override
public boolean isRunning() {
return task.getExecutionState() == ExecutionState.RUNNING;
}
@Override
public StackTraceElement[] getStackTrace() {
return task.getStackTraceOfExecutingThread();
}
@Override
public ExecutionAttemptID getExecutionId() {
return task.getExecutionId();
}
}