org.apache.flink.runtime.rest.messages.taskmanager.TaskManagerCustomLogHeaders 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.taskmanager;

import org.apache.flink.runtime.rest.HttpMethodWrapper;
import org.apache.flink.runtime.rest.handler.taskmanager.TaskManagerCustomLogHandler;
import org.apache.flink.runtime.rest.messages.EmptyRequestBody;
import org.apache.flink.runtime.rest.messages.LogFileNamePathParameter;
import org.apache.flink.runtime.rest.messages.RuntimeUntypedResponseMessageHeaders;

/** Headers for the {@link TaskManagerCustomLogHandler}. */
public class TaskManagerCustomLogHeaders
        implements RuntimeUntypedResponseMessageHeaders<
                EmptyRequestBody, TaskManagerFileMessageParameters> {

    private static final TaskManagerCustomLogHeaders INSTANCE = new TaskManagerCustomLogHeaders();

    private static final String URL =
            String.format(
                    "/taskmanagers/:%s/logs/:%s",
                    TaskManagerIdPathParameter.KEY, LogFileNamePathParameter.KEY);

    @Override
    public Class getRequestClass() {
        return EmptyRequestBody.class;
    }

    @Override
    public TaskManagerFileMessageParameters getUnresolvedMessageParameters() {
        return new TaskManagerFileMessageParameters();
    }

    @Override
    public HttpMethodWrapper getHttpMethod() {
        return HttpMethodWrapper.GET;
    }

    @Override
    public String getTargetRestEndpointURL() {
        return URL;
    }

    public static TaskManagerCustomLogHeaders getInstance() {
        return INSTANCE;
    }
}