jetbrains.buildServer.agentsDiff.BuildAgentsDiffViewController.java Source code

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Here is the source code for jetbrains.buildServer.agentsDiff.BuildAgentsDiffViewController.java

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/*
 * Copyright 2000-2014 JetBrains s.r.o.
 *
 * 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 jetbrains.buildServer.agentsDiff;

import jetbrains.buildServer.controllers.BaseFormXmlController;
import jetbrains.buildServer.serverSide.BuildAgentEx;
import jetbrains.buildServer.serverSide.BuildAgentManagerEx;
import jetbrains.buildServer.serverSide.SBuildServer;
import jetbrains.buildServer.web.openapi.PluginDescriptor;
import jetbrains.buildServer.web.openapi.WebControllerManager;
import org.jdom.Element;
import org.jetbrains.annotations.NotNull;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * @author Evgeniy.Koshkin
 */
public class BuildAgentsDiffViewController extends BaseFormXmlController {

    private static final String AGENTS_DIFF_VIEW_HTML = "/agents/diffView.html**";

    @NotNull
    private final PluginDescriptor myPluginDescriptor;
    @NotNull
    private final BuildAgentManagerEx myBuildAgentManager;
    @NotNull
    private final BuildAgentsDiffCalculator myDiffCalculator = new BuildAgentsDiffCalculator();

    public BuildAgentsDiffViewController(@NotNull SBuildServer server, @NotNull PluginDescriptor pluginDescriptor,
            @NotNull WebControllerManager webControllerManager, @NotNull BuildAgentManagerEx buildAgentManager) {
        super(server);
        myPluginDescriptor = pluginDescriptor;
        myBuildAgentManager = buildAgentManager;
        webControllerManager.registerController(AGENTS_DIFF_VIEW_HTML, this);
    }

    @Override
    protected ModelAndView doGet(@NotNull HttpServletRequest request, @NotNull HttpServletResponse response) {
        final ModelAndView view = new ModelAndView(myPluginDescriptor.getPluginResourcesPath("agentsDiffView.jsp"));
        BuildAgentsDiffBean diff = BuildAgentsDiffBean.empty();

        final String agentAIdString = request.getParameter("agentA");
        final String agentBIdString = request.getParameter("agentB");
        if (!agentAIdString.isEmpty() && !agentBIdString.isEmpty()) {
            int agentAId = Integer.parseInt(agentAIdString);
            int agentBId = Integer.parseInt(agentBIdString);
            final BuildAgentEx agentA = myBuildAgentManager.findAgentById(agentAId, true);
            final BuildAgentEx agentB = myBuildAgentManager.findAgentById(agentBId, true);
            if (agentA != null && agentB != null) {
                diff = myDiffCalculator.calculateDiff(agentA, agentB);
            }
        }

        view.getModel().put("diff", diff);
        return view;
    }

    @Override
    protected void doPost(@NotNull HttpServletRequest request, @NotNull HttpServletResponse response,
            @NotNull Element xmlResponse) {
    }
}