CcccProjectAction.java

/*******************************************************************************
 * Copyright (c) 2009 Thales Corporate Services SAS                             *
 * Author : Gregory Boissinot                                                   *
 *                                                                              *
 * Permission is hereby granted, free of charge, to any person obtaining a copy *
 * of this software and associated documentation files (the "Software"), to deal*
 * in the Software without restriction, including without limitation the rights *
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell    *
 * copies of the Software, and to permit persons to whom the Software is        *
 * furnished to do so, subject to the following conditions:                     *
 *                                                                              *
 * The above copyright notice and this permission notice shall be included in   *
 * all copies or substantial portions of the Software.                          *
 *                                                                              *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR   *
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,     *
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE  *
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER       *
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,*
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN    *
 * THE SOFTWARE.                                                                *
 *******************************************************************************/

package com.thalesgroup.hudson.plugins.cccc;

import hudson.model.AbstractBuild;
import hudson.model.AbstractProject;
import hudson.model.Action;
import hudson.util.ChartUtil;
import org.kohsuke.stapler.StaplerRequest;
import org.kohsuke.stapler.StaplerResponse;

import java.io.IOException;
import java.io.Serializable;
import java.util.Calendar;


public class CcccProjectAction implements Action, Serializable {

    public static final String URL_NAME = "ccccResult";

    public static final int CHART_WIDTH = 500;
    public static final int CHART_HEIGHT = 200;

    public AbstractProject<?, ?> project;

    public CcccProjectAction(final AbstractProject<?, ?> project) {
        this.project = project;
    }

    public String getIconFileName() {
        return "/plugin/cccc/icons/cccc-24.png";
    }

    public String getDisplayName() {
        return "Cccc Results";
    }

    public String getUrlName() {
        return URL_NAME;
    }

    /**
     * Redirects the index page to the last result.
     *
     * @param request  Stapler request
     * @param response Stapler response
     * @throws IOException in case of an error
     */
    public void doIndex(final StaplerRequest request, final StaplerResponse response) throws IOException {
        AbstractBuild<?, ?> build = getLastFinishedBuild();
        if (build != null) {
            response.sendRedirect2(String.format("../%d/%s", build.getNumber(), CcccBuildAction.URL_NAME));
        }
    }

    /**
     * Returns the last finished build.
     *
     * @return the last finished build or <code>null</code> if there is no
     *         such build
     */
    public AbstractBuild<?, ?> getLastFinishedBuild() {
        AbstractBuild<?, ?> lastBuild = project.getLastBuild();
        while (lastBuild != null && (lastBuild.isBuilding() || lastBuild.getAction(CcccBuildAction.class) == null)) {
            lastBuild = lastBuild.getPreviousBuild();
        }
        return lastBuild;
    }

    public final boolean hasValidResults() {
        AbstractBuild<?, ?> build = getLastFinishedBuild();
        if (build != null) {
            CcccBuildAction resultAction = build.getAction(CcccBuildAction.class);
            if (resultAction != null) {
                return resultAction.getPreviousResult() != null;
            }
        }
        return false;
    }

    /**
     * Display the graph
     *
     * @param request  Stapler request
     * @param response Stapler response
     * @throws IOException in case of an error in
     */
    @SuppressWarnings("unused")
    public void doGraph(final StaplerRequest request, final StaplerResponse response) throws IOException {
        AbstractBuild<?, ?> lastBuild = this.getLastFinishedBuild();
        CcccBuildAction lastAction = lastBuild.getAction(CcccBuildAction.class);

        if (ChartUtil.awtProblemCause != null) {
            response.sendRedirect2(request.getContextPath() + "/images/headless.png");
            return;
        }

        Calendar timestamp = lastBuild.getTimestamp();

        if (request.checkIfModified(timestamp, response)) return;


        (new CcccChartBuilder(lastAction, CHART_WIDTH, CHART_HEIGHT)).doPng(request, response);
    }


}