baseviewprovider.java

web版的SVN客户端

/*
 * Copyright (c) 2004, 2005 Polarion Software, All rights reserved.
 * Email: [e-mail]
 *
 * This program and the accompanying materials are made available under the
 * terms of the Apache License, Version 2.0 (the "License"). You may not use
 * this file except in compliance with the License. Copy of the License is
 * located in the file LICENSE.txt in the project distribution. You may also
 * obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
 *
 *
 * POLARION SOFTWARE MAKES NO REPRESENTATIONS OR WARRANTIES
 * ABOUT THE SUITABILITY OF THE SOFTWARE, EITHER EXPRESSED OR IMPLIED,
 * INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT. POLARION SOFTWARE
 * SHALL NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT
 * OF USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES.
 */
package org.polarion.svnwebclient.decorations;

import org.polarion.svnwebclient.util.UrlGenerator;
import org.polarion.svnwebclient.util.UrlGeneratorFactory;
import org.polarion.svnwebclient.util.UrlUtil;
import org.polarion.svnwebclient.web.resource.Links;
import org.polarion.svnwebclient.web.support.RequestParameters;

/**
 * 
 * @author <A HREF="mailto:[e-mail]">Polarion Software </A>
 */
public class BaseViewProvider implements IAlternativeViewProvider {
    public static final String CONTENT = "Content";
    public static final String ANNOTATE = "Annotate";
    protected String location;
    
    public BaseViewProvider(String location) {
    	this.location = location;
    }
    public String[] getAvailableAlternativeViews(String resourceUrl, long revision) {
        String[] ret = new String[2];
        ret[0] = BaseViewProvider.CONTENT;
        ret[1] = BaseViewProvider.ANNOTATE;
        return ret;
    }

    public String getAlternativeViewContentUrl(String resourceUrl, long revision, long line, String viewName) {
        String ret = null;
        if (BaseViewProvider.CONTENT.equals(viewName)) {
            UrlGenerator urlGenerator = UrlGeneratorFactory.getUrlGenerator(Links.FILE_DATA, this.location);
            urlGenerator.addParameter(RequestParameters.URL, UrlUtil.encode(resourceUrl));
            urlGenerator.addParameter(RequestParameters.CREV, Long.toString(revision));
            if(line > 0) {
                urlGenerator.setAnchor(Long.toString(line));
            }
            ret = urlGenerator.getUrl();
        } else if (BaseViewProvider.ANNOTATE.equals(viewName)) {
            UrlGenerator urlGenerator = UrlGeneratorFactory.getUrlGenerator(Links.FILE_ANNOTATION, this.location);
            urlGenerator.addParameter(RequestParameters.URL, UrlUtil.encode(resourceUrl));
            urlGenerator.addParameter(RequestParameters.CREV, Long.toString(revision));
            ret = urlGenerator.getUrl();            
        }
        return ret;
    }
}