NetBeans CVS source

/***************************************************************************** * Sun Public License Notice * * The contents of this file are subject to the Sun Public License Version * 1.0 (the "License"). You may not use this file except in compliance with * the License. A copy of the License is available at http://www.sun.com/ * * The Original Code is the CVS Client Library. * The Initial Developer of the Original Code is Robert Greig. * Portions created by Robert Greig are Copyright (C) 2000. * All Rights Reserved. * * Contributor(s): Robert Greig. *****************************************************************************/ package org.netbeans.lib.cvsclient.admin; import java.text.*; import java.util.*; import org.netbeans.lib.cvsclient.util.*; /** * The class abstracts the CVS concept of an <i>entry line</i>. The entry * line is textually of the form:<p> * / name / version / conflict / options / tag_or_date * <p>These are explained in section 5.1 of the CVS protocol 1.10 document. * * @author Robert Greig */ public final class Entry { // Constants ============================================================== private static final ILogger LOG = LoggerManager.getLogger("javacvs.entry"); private static final String DUMMY_TIMESTAMP = "dummy timestamp"; private static final String DUMMY_TIMESTAMP_NEW_ENTRY = "dummy timestamp from new-entry"; private static final String MERGE_TIMESTAMP = "Result of merge"; private static final String STICKY_TAG_REVISION_PREFIX = "T"; private static final String STICKY_DATE_PREFIX = "D"; private static final String BINARY_FILE = "-kb"; private static final String HAD_CONFLICTS = "+"; private static final char TIMESTAMP_MATCHES_FILE = '='; private static final String REVISION_ADDED = "0"; private static final String REVISION_REMOVED_PREFIX = "-"; private static final SimpleDateFormat STICKY_DATE_FORMAT = new SimpleDateFormat("yyyy.MM.dd.hh.mm.ss"); // Static ================================================================= private static SimpleDateFormat lastModifiedDateFormatter; public static synchronized String formatLastModifiedDate(Date date) { return getLastModifiedDateFormatter().format(date); } public static Entry createDirectoryEntry(String directoryName) { final Entry entry = new Entry(); entry.setFileName(directoryName); entry.setDirectory(true); return entry; } public static Entry createFileEntry(String fileName) { final Entry entry = new Entry(); entry.setFileName(fileName); entry.setDirectory(false); return entry; } public static Entry createEntryForLine(String entryLine) { final Entry entry = new Entry(); entry.parseLine(entryLine); return entry; } // Fields ================================================================= private boolean directory; private String fileName; private Date lastModified; private String revision; private boolean conflict; private boolean timeStampMatchesFile; private String conflictString; private String conflictStringWithoutConflictMarker; private String options; private String stickyRevision; private String stickyTag; private String stickyDateString; private Date stickyDate; // Setup ================================================================== private Entry() { } // Implemented ============================================================ public String toString() { final StringBuffer buffer = new StringBuffer(); if (directory) { buffer.append("D/"); } else { buffer.append('/'); } // if name is null, then this is a totally empty entry, so append // nothing further if (fileName != null) { buffer.append(fileName); buffer.append('/'); if (revision != null) { buffer.append(revision); } buffer.append('/'); if (conflictString != null) { buffer.append(conflictString); } buffer.append('/'); if (options != null) { buffer.append(options); } buffer.append('/'); if (stickyTag != null) { buffer.append(STICKY_TAG_REVISION_PREFIX); buffer.append(stickyTag); } else if (stickyRevision != null) { buffer.append(STICKY_TAG_REVISION_PREFIX); buffer.append(stickyRevision); } else if (stickyDateString != null) { buffer.append(STICKY_DATE_PREFIX); buffer.append(stickyDateString); } } return buffer.toString(); } public boolean equals(Object obj) { if (obj == null || obj.getClass() != getClass()) { return false; } final String entryFileName = ((Entry)obj).fileName; return (fileName == entryFileName) || (fileName != null && fileName.equals(entryFileName)); } public int hashCode() { return (fileName != null) ? fileName.hashCode() : 0; } // Accessing ============================================================== public String getFileName() { return fileName; } public String getRevision() { return revision; } public void setRevision(String revision) { this.revision = revision; } public Date getLastModified() { return lastModified; } public boolean isResultOfMerge() { return conflictString != null && conflictString.startsWith(MERGE_TIMESTAMP); } public void setConflict(String conflictString) { this.conflictString = conflictString; } public String getOptions() { return options; } public String getStickyTag() { return stickyTag; } public void setStickyTag(String stickyTag) { this.stickyTag = stickyTag; this.stickyRevision = null; this.stickyDateString = null; this.stickyDate = null; } public String getStickyRevision() { return stickyRevision; } public void setStickyRevision(String stickyRevision) { this.stickyTag = null; this.stickyRevision = stickyRevision; this.stickyDateString = null; this.stickyDate = null; } public String getStickyDateString() { return stickyDateString; } public void setStickyDateString(String stickyDateString) { this.stickyTag = null; this.stickyRevision = null; this.stickyDateString = stickyDateString; this.stickyDate = null; } public Date getStickyDate() { // lazy generation if (stickyDate != null) { return stickyDate; } if (stickyDateString == null) { return null; } try { return STICKY_DATE_FORMAT.parse(stickyDateString); } catch (ParseException ex) { // ignore silently return null; } } public void setStickyDate(Date stickyDate) { if (stickyDate == null) { this.stickyTag = null; this.stickyRevision = null; this.stickyDateString = null; this.stickyDate = null; return; } this.stickyTag = null; this.stickyRevision = null; this.stickyDateString = STICKY_DATE_FORMAT.format(stickyDate); this.stickyDate = stickyDate; } public String getStickyOption() { if (stickyTag != null) { return stickyTag; } if (stickyRevision != null) { return stickyRevision; } return stickyDateString; } public void setStickyInformation(Entry entry) { stickyTag = entry.stickyTag; stickyRevision = entry.stickyRevision; stickyDateString = entry.stickyDateString; stickyDate = entry.stickyDate; } public void setStickyInformation(String stickyInformation) { if (stickyInformation == null) { resetStickyInformation(); return; } if (stickyInformation.startsWith(STICKY_TAG_REVISION_PREFIX)) { final String tagOrRevision = stickyInformation.substring(STICKY_TAG_REVISION_PREFIX.length()); if (tagOrRevision.length() == 0) { resetStickyInformation(); return; } final char firstChar = tagOrRevision.charAt(0); if (firstChar >= '0' && firstChar <= '9') { setStickyRevision(tagOrRevision); } else { setStickyTag(tagOrRevision); } return; } if (stic