org.eclipse.mylyn.internal.commons.net.CloneableHostConfiguration.java Source code

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Here is the source code for org.eclipse.mylyn.internal.commons.net.CloneableHostConfiguration.java

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/*******************************************************************************
 * Copyright (c) 2004, 2008 Tasktop Technologies and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Tasktop Technologies - initial API and implementation
 *     John Kristian - initial API and implementation
 *******************************************************************************/

package org.eclipse.mylyn.internal.commons.net;

import org.apache.commons.httpclient.HostConfiguration;
import org.apache.commons.httpclient.HttpHost;
import org.apache.commons.httpclient.protocol.Protocol;

/**
 * Based on org.apache.commons.httpclient.contrib.ssl.HostConfigurationWithStickyProtocol.
 * 
 * @author John Kristian
 * @author Steffen Pingel
 */
public class CloneableHostConfiguration extends HostConfiguration {

    public CloneableHostConfiguration() {
    }

    public CloneableHostConfiguration(CloneableHostConfiguration hostConfiguration) {
        super(hostConfiguration);
    }

    @Override
    public Object clone() {
        return new CloneableHostConfiguration(this);
    }

    @Override
    public synchronized void setHost(String host, int port, String scheme) {
        setHost(new HttpHost(host, port, getProtocol(host, port, scheme)));
    }

    /**
     * Keeps the previous {@link Protocol} if the <code>scheme</code> matches the previous protocol scheme.
     */
    private Protocol getProtocol(String host, int port, String scheme) {
        final Protocol oldProtocol = getProtocol();
        if (oldProtocol != null) {
            final String oldScheme = oldProtocol.getScheme();
            if (oldScheme == scheme || (oldScheme != null && oldScheme.equalsIgnoreCase(scheme))) {
                return oldProtocol;
            }
        }
        return Protocol.getProtocol(scheme);
    }

}