org.kuali.student.repository.viewer.GitGraphDetailsPanel.java Source code

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Here is the source code for org.kuali.student.repository.viewer.GitGraphDetailsPanel.java

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/*
 *  Copyright 2014 The Kuali Foundation Licensed under the
 *   Educational Community 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.osedu.org/licenses/ECL-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.kuali.student.repository.viewer;

import java.util.Arrays;
import java.util.Collection;
import java.util.List;
import java.util.Map;

import javax.swing.BoxLayout;
import javax.swing.JComboBox;
import javax.swing.JComponent;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTextArea;

import org.apache.commons.collections15.CollectionUtils;
import org.apache.commons.collections15.Transformer;
import org.apache.commons.lang3.StringUtils;
import org.apache.commons.lang3.time.DateFormatUtils;
import org.eclipse.jgit.revwalk.RevCommit;

/**
 * Holds the details of the selected node
 * 
 * @author ocleirig
 *
 */
public class GitGraphDetailsPanel extends JPanel {

    private JLabel objectIdLabel;
    private JPanel branchNamePanel;
    private JLabel branchNameLabel;
    private Map<RevCommit, String> branchHeadCommitToBranchNameMap;
    private JLabel parentIdsLabel;
    private JTextArea commitMessage;
    private JLabel committer;
    private JLabel commitDate;
    private boolean simplify;
    private JLabel inEdgesLabel;

    /**
     * @param branchHeadCommitToBranchNameMap 
     * @param simplify 
     * @param jComboBox 
     * 
     */
    public GitGraphDetailsPanel(JComboBox modeComboBox, Map<RevCommit, String> branchHeadCommitToBranchNameMap,
            boolean simplify) {
        super();

        this.branchHeadCommitToBranchNameMap = branchHeadCommitToBranchNameMap;

        this.simplify = simplify;

        setLayout(new BoxLayout(this, BoxLayout.Y_AXIS));

        addSubPanel(new JLabel("Mouse Click Mode: "), modeComboBox);

        addSubPanel(new JLabel("In Edges: "), inEdgesLabel = new JLabel(""));

        addSubPanel(new JLabel("Object id: "), objectIdLabel = new JLabel(""));

        addSubPanel(new JLabel("Parent ids: "), parentIdsLabel = new JLabel(""));

        addSubPanel(new JLabel("Message: "), commitMessage = new JTextArea(""));

        commitMessage.setEditable(false);

        addSubPanel(new JLabel("Committer: "), committer = new JLabel(""));

        addSubPanel(new JLabel("Commit Date: "), commitDate = new JLabel(""));

        branchNamePanel = addSubPanel(new JLabel("Branch Name: "), branchNameLabel = new JLabel(""));

        //      modeComboBox.addActionListener(new ActionListener() {
        //         
        //         @Override
        //         public void actionPerformed(ActionEvent e) {
        //
        //         }
        //      });

    }

    private JPanel addSubPanel(JLabel label, JComponent component) {

        JPanel subPanel = new JPanel();

        subPanel.setLayout(new BoxLayout(subPanel, BoxLayout.X_AXIS));

        subPanel.add(label);

        subPanel.add(component);

        add(subPanel);

        return subPanel;
    }

    public void setSelectedCommit(RevCommit commit, int inEdges) {

        inEdgesLabel.setText(String.valueOf(inEdges));

        objectIdLabel.setText(commit.getId().name().substring(0, 8));

        this.commitMessage.setText(commit.getFullMessage());
        this.committer.setText(commit.getCommitterIdent().getName());

        this.commitDate.setText(DateFormatUtils.ISO_DATE_FORMAT.format(commit.getCommitterIdent().getWhen()));

        Transformer<RevCommit, String> transformer = new Transformer<RevCommit, String>() {

            /* (non-Javadoc)
             * @see org.apache.commons.collections15.Transformer#transform(java.lang.Object)
             */
            @Override
            public String transform(RevCommit input) {

                RevCommit vertex = input;

                if (simplify)
                    vertex = RevCommitVertexUtils.findSimplifiedVertex(branchHeadCommitToBranchNameMap, input);

                String objectIdString = vertex.getId().name().substring(0, 8);

                return objectIdString;
            }

        };

        Collection<String> parentIds = CollectionUtils.collect(Arrays.asList(commit.getParents()), transformer);

        this.parentIdsLabel.setText(StringUtils.join(parentIds, ", "));

        String branchName = branchHeadCommitToBranchNameMap.get(commit);

        if (branchName == null)
            branchNamePanel.setVisible(false);
        else {
            branchNamePanel.setVisible(true);
            branchNameLabel.setText(branchName);
        }

    }

}