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- /*
- * Copyright (C) 2011, 2012 Robin Rosenberg
- * and other copyright owners as documented in the project's IP log.
- *
- * This program and the accompanying materials are made available
- * under the terms of the Eclipse Distribution License v1.0 which
- * accompanies this distribution, is reproduced below, and is
- * available at http://www.eclipse.org/org/documents/edl-v10.php
- *
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * - Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * - Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials provided
- * with the distribution.
- *
- * - Neither the name of the Eclipse Foundation, Inc. nor the
- * names of its contributors may be used to endorse or promote
- * products derived from this software without specific prior
- * written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
- * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
- package org.eclipse.jgit.util;
-
- import java.text.DateFormat;
- import java.text.SimpleDateFormat;
- import java.util.Locale;
- import java.util.TimeZone;
-
- import org.eclipse.jgit.lib.PersonIdent;
-
- /**
- * A utility for formatting dates according to the Git log.date formats plus
- * extensions.
- * <p>
- * The enum {@link Format} defines the available types.
- */
- public class GitDateFormatter {
-
- private DateFormat dateTimeInstance;
-
- private DateFormat dateTimeInstance2;
-
- private final Format format;
-
- /**
- * Git and JGit formats
- */
- static public enum Format {
-
- /**
- * Git format: Time and original time zone
- */
- DEFAULT,
-
- /**
- * Git format: Relative time stamp
- */
- RELATIVE,
-
- /**
- * Git format: Date and time in local time zone
- */
- LOCAL,
-
- /**
- * Git format: ISO 8601 plus time zone
- */
- ISO,
-
- /**
- * Git formt: RFC 2822 plus time zone
- */
- RFC,
-
- /**
- * Git format: YYYY-MM-DD
- */
- SHORT,
-
- /**
- * Git format: Seconds size 1970 in UTC plus time zone
- */
- RAW,
-
- /**
- * Locale dependent formatting with original time zone
- */
- LOCALE,
-
- /**
- * Locale dependent formatting in local time zone
- */
- LOCALELOCAL
- }
-
- /**
- * Create a new Git oriented date formatter
- *
- * @param format
- */
- public GitDateFormatter(Format format) {
- this.format = format;
- switch (format) {
- default:
- break;
- case DEFAULT: // Not default:
- dateTimeInstance = new SimpleDateFormat(
- "EEE MMM dd HH:mm:ss yyyy Z", Locale.US); //$NON-NLS-1$
- break;
- case ISO:
- dateTimeInstance = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss Z", //$NON-NLS-1$
- Locale.US);
- break;
- case LOCAL:
- dateTimeInstance = new SimpleDateFormat("EEE MMM dd HH:mm:ss yyyy", //$NON-NLS-1$
- Locale.US);
- break;
- case RFC:
- dateTimeInstance = new SimpleDateFormat(
- "EEE, dd MMM yyyy HH:mm:ss Z", Locale.US); //$NON-NLS-1$
- break;
- case SHORT:
- dateTimeInstance = new SimpleDateFormat("yyyy-MM-dd", Locale.US); //$NON-NLS-1$
- break;
- case LOCALE:
- case LOCALELOCAL:
- SystemReader systemReader = SystemReader.getInstance();
- dateTimeInstance = systemReader.getDateTimeInstance(
- DateFormat.DEFAULT, DateFormat.DEFAULT);
- dateTimeInstance2 = systemReader.getSimpleDateFormat("Z"); //$NON-NLS-1$
- break;
- }
- }
-
- /**
- * Format committer, author or tagger ident according to this formatter's
- * specification.
- *
- * @param ident
- * @return formatted version of date, time and time zone
- */
- @SuppressWarnings("boxing")
- public String formatDate(PersonIdent ident) {
- switch (format) {
- case RAW:
- int offset = ident.getTimeZoneOffset();
- String sign = offset < 0 ? "-" : "+"; //$NON-NLS-1$ //$NON-NLS-2$
- int offset2;
- if (offset < 0)
- offset2 = -offset;
- else
- offset2 = offset;
- int hours = offset2 / 60;
- int minutes = offset2 % 60;
- return String.format("%d %s%02d%02d", //$NON-NLS-1$
- ident.getWhen().getTime() / 1000, sign, hours, minutes);
- case RELATIVE:
- return RelativeDateFormatter.format(ident.getWhen());
- case LOCALELOCAL:
- case LOCAL:
- dateTimeInstance.setTimeZone(SystemReader.getInstance()
- .getTimeZone());
- return dateTimeInstance.format(ident.getWhen());
- case LOCALE:
- TimeZone tz = ident.getTimeZone();
- if (tz == null)
- tz = SystemReader.getInstance().getTimeZone();
- dateTimeInstance.setTimeZone(tz);
- dateTimeInstance2.setTimeZone(tz);
- return dateTimeInstance.format(ident.getWhen()) + " " //$NON-NLS-1$
- + dateTimeInstance2.format(ident.getWhen());
- default:
- tz = ident.getTimeZone();
- if (tz == null)
- tz = SystemReader.getInstance().getTimeZone();
- dateTimeInstance.setTimeZone(ident.getTimeZone());
- return dateTimeInstance.format(ident.getWhen());
- }
- }
- }
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