org.cloudfoundry.caldecott.client.HttpTunnelFactory.java Source code

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Here is the source code for org.cloudfoundry.caldecott.client.HttpTunnelFactory.java

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/*
 * Copyright 2009-2012 the original author or authors.
 *
 * 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 org.cloudfoundry.caldecott.client;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.cloudfoundry.client.lib.HttpProxyConfiguration;
import org.springframework.http.client.CommonsClientHttpRequestFactory;
import org.springframework.web.client.RestOperations;
import org.springframework.web.client.RestTemplate;

/**
 * The factory class used to create an HttpTunnel instance.
 *
 * @author Thomas Risberg
 */
public class HttpTunnelFactory implements TunnelFactory {

    private static final int TIMEOUT = 20000;

    protected final Log logger = LogFactory.getLog(getClass());

    private final String url;
    private final String host;
    private final int port;
    private final String auth;
    private RestOperations restOperations;
    private HttpProxyConfiguration httpProxyConfiguration;

    public HttpTunnelFactory(String url, String host, int port, String auth) {
        this.url = url;
        this.host = host;
        this.port = port;
        this.auth = auth;
    }

    public HttpTunnelFactory(String url, String host, int port, String auth,
            HttpProxyConfiguration httpProxyConfiguration) {
        this(url, host, port, auth);
        this.httpProxyConfiguration = httpProxyConfiguration;
    }

    public HttpTunnelFactory(String url, String host, int port, String auth, RestOperations restOperations) {
        this(url, host, port, auth);
        this.restOperations = restOperations;
    }

    public Tunnel createTunnel() {
        if (logger.isDebugEnabled()) {
            logger.debug("Creating HttpTunnel for " + url + " on " + host + ":" + port);
        }
        if (restOperations != null) {
            return new HttpTunnel(url, host, port, auth, restOperations);
        } else {
            return new HttpTunnel(url, host, port, auth, createRestTemplate());
        }
    }

    private RestTemplate createRestTemplate() {
        RestTemplate restTemplate = new RestTemplate();
        CommonsClientHttpRequestFactory requestFactory = new CommonsClientHttpRequestFactory();
        requestFactory.setConnectTimeout(TIMEOUT);
        requestFactory.setReadTimeout(TIMEOUT);
        if (httpProxyConfiguration != null) {
            requestFactory.getHttpClient().getHostConfiguration().setProxy(httpProxyConfiguration.getProxyHost(),
                    httpProxyConfiguration.getProxyPort());
        }
        restTemplate.setRequestFactory(requestFactory);
        return restTemplate;
    }

}