co.cask.cdap.explore.jdbc.MockHttpService.java Source code

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Here is the source code for co.cask.cdap.explore.jdbc.MockHttpService.java

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/*
 * Copyright  2014 Cask Data, Inc.
 *
 * Licensed 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 co.cask.cdap.explore.jdbc;

import co.cask.http.HttpHandler;
import co.cask.http.NettyHttpService;
import com.google.common.collect.ImmutableSet;
import com.google.common.util.concurrent.AbstractIdleService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.Set;

/**
 * A generic http service for testing router.
 */
public class MockHttpService extends AbstractIdleService {
    private static final Logger log = LoggerFactory.getLogger(MockHttpService.class);

    private final Set<HttpHandler> httpHandlers;

    private NettyHttpService httpService;
    private int port;

    public MockHttpService(HttpHandler... httpHandlers) {
        this.httpHandlers = ImmutableSet.copyOf(httpHandlers);
    }

    @Override
    protected void startUp() throws Exception {
        NettyHttpService.Builder builder = NettyHttpService.builder();
        builder.addHttpHandlers(httpHandlers);
        builder.setHost("localhost");
        builder.setPort(0);
        httpService = builder.build();
        httpService.startAndWait();

        port = httpService.getBindAddress().getPort();
        log.info("Started test server on {}", httpService.getBindAddress());
    }

    public int getPort() {
        return port;
    }

    @Override
    protected void shutDown() throws Exception {
        httpService.stopAndWait();
    }
}