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/*******************************************************************************
* Copyright (C) 2006, Robin Rosenberg <robin.rosenberg@dewire.com>
* Copyright (C) 2008, Shawn O. Pearce <spearce@spearce.org>
* Copyright (C) 2011, Matthias Sohn <matthias.sohn@sap.com>
* Copyright (C) 2011, IBM Corporation
*
* 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
*******************************************************************************/
package org.eclipse.egit.ui.internal.history;
import org.eclipse.jface.viewers.BaseLabelProvider;
import org.eclipse.jface.viewers.ITableLabelProvider;
import org.eclipse.jgit.lib.PersonIdent;
import org.eclipse.jgit.revwalk.RevCommit;
import org.eclipse.jgit.util.GitDateFormatter;
import org.eclipse.jgit.util.GitDateFormatter.Format;
import org.eclipse.swt.graphics.Image;
class GraphLabelProvider extends BaseLabelProvider implements
ITableLabelProvider {
private GitDateFormatter dateFormatter;
private RevCommit lastCommit;
private PersonIdent lastAuthor;
private PersonIdent lastCommitter;
private Format format = Format.LOCALE;
GraphLabelProvider() {
}
public String getColumnText(final Object element, final int columnIndex) {
final RevCommit c = (RevCommit) element;
if (columnIndex == 0)
return c.getShortMessage();
if (columnIndex == 3)
return c.getId().abbreviate(8).name() + "..."; //$NON-NLS-1$
if (columnIndex == 1 || columnIndex == 2) {
final PersonIdent author = authorOf(c);
if (author != null) {
switch (columnIndex) {
case 1:
return author.getName()
+ " <" + author.getEmailAddress() + ">"; //$NON-NLS-1$ //$NON-NLS-2$
case 2:
return getDateFormatter().formatDate(author);
}
}
}
if (columnIndex == 4) {
final PersonIdent committer = committerOf(c);
if (committer != null) {
return committer.getName()
+ " <" + committer.getEmailAddress() + ">"; //$NON-NLS-1$ //$NON-NLS-2$
}
}
return ""; //$NON-NLS-1$
}
private GitDateFormatter getDateFormatter() {
if (dateFormatter == null)
dateFormatter = new GitDateFormatter(format);
return dateFormatter;
}
private PersonIdent authorOf(final RevCommit c) {
if (lastCommit != c) {
lastCommit = c;
lastAuthor = c.getAuthorIdent();
lastCommitter = c.getCommitterIdent();
}
return lastAuthor;
}
private PersonIdent committerOf(final RevCommit c) {
if (lastCommit != c) {
lastCommit = c;
lastAuthor = c.getAuthorIdent();
lastCommitter = c.getCommitterIdent();
}
return lastCommitter;
}
public Image getColumnImage(final Object element, final int columnIndex) {
return null;
}
/**
* @param relative {@code true} if the date column should show relative dates
*/
public void setRelativeDate(boolean relative) {
dateFormatter = null;
if (relative)
format = Format.RELATIVE;
else
format = Format.LOCALE;
}
}
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