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package org.eclipse.team.internal.ccvs.core.client;
/*
* (c) Copyright IBM Corp. 2000, 2002.
* All Rights Reserved.
*/
import java.util.Date;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.team.ccvs.core.ICVSFile;
import org.eclipse.team.ccvs.core.ICVSFolder;
import org.eclipse.team.internal.ccvs.core.CVSException;
import org.eclipse.team.internal.ccvs.core.client.Command.KSubstOption;
import org.eclipse.team.internal.ccvs.core.syncinfo.ResourceSyncInfo;
import org.eclipse.team.internal.ccvs.core.util.Assert;
import org.eclipse.team.internal.ccvs.core.util.EntryFileDateFormat;
/**
* Handles any "Updated" and "Merged" responses
* from the CVS server.
* <p>
* Suppose as a result of performing a command the CVS server responds
* as follows:<br>
* <pre>
* [...]
* Updated ???\n
* [...]
* </pre>
* Then
* </p>
*/
/**
* Does get information about the file that is updated
* and the file-content itself and puts it on the fileSystem.
*
* The difference beetween the "Updated" and the "Merged" is, that
* an "Merged" file is not going to be up-to-date after the operation.
*
* Requiers a exisiting parent-folder.
*/
class UpdatedHandler extends ResponseHandler {
private int handlerType;
protected static final int HANDLE_UPDATED = ICVSFile.UPDATED;
protected static final int HANDLE_MERGED = ICVSFile.MERGED;
protected static final int HANDLE_UPDATE_EXISTING = ICVSFile.UPDATE_EXISTING;
protected static final int HANDLE_CREATED = ICVSFile.CREATED;
private static final EntryFileDateFormat dateFormatter = new EntryFileDateFormat();
private static final String READ_ONLY_FLAG = "u=rw"; //$NON-NLS-1$
public UpdatedHandler(int handlerType) {
this.handlerType = handlerType;
}
public String getResponseID() {
switch (handlerType) {
case HANDLE_UPDATED: return "Updated"; //$NON-NLS-1$
case HANDLE_MERGED: return "Merged"; //$NON-NLS-1$
case HANDLE_UPDATE_EXISTING: return "Update-existing"; //$NON-NLS-1$
case HANDLE_CREATED: return "Created"; //$NON-NLS-1$
}
return null;
}
public void handle(Session session, String localDir,
IProgressMonitor monitor) throws CVSException {
// read additional data for the response
String repositoryFile = session.readLine();
String entryLine = session.readLine();
String permissionsLine = session.readLine();
ResourceSyncInfo info = new ResourceSyncInfo(entryLine, permissionsLine, null);
// clear file update modifiers
Date modTime = session.getModTime();
session.setModTime(null);
// Get the local file
String fileName =
repositoryFile.substring(repositoryFile.lastIndexOf("/") + 1); //$NON-NLS-1$
ICVSFolder mParent = session.getLocalRoot().getFolder(localDir);
Assert.isTrue(mParent.exists());
ICVSFile mFile = mParent.getFile(fileName);
boolean binary = KSubstOption.fromMode(info.getKeywordMode()).isBinary();
boolean readOnly = info.getPermissions().indexOf(READ_ONLY_FLAG) == -1;
session.receiveFile(mFile, binary, handlerType, monitor);
if (readOnly) mFile.setReadOnly(true);
// Set the timestamp in the file, set the result in the fileInfo
String timestamp = null;
if (modTime != null) timestamp = dateFormatter.formatDate(modTime);
mFile.setTimeStamp(timestamp);
if (handlerType == HANDLE_MERGED) {
// This is to handle the Merged response. The server will send a timestamp of "+=" if
// the file was merged with conflicts. The '+' indicates that there are conflicts and the
// '=' indicate that the timestamp for the file should be used. If the merge does not
// have conflicts, simply add a text only timestamp and the file will be regarded as
// having outgoing changes.
// The purpose for having the two different timestamp options for merges is to
// dissallow commit of files that have conflicts until they have been manually edited.
if(info.getTimeStamp().indexOf(ResourceSyncInfo.MERGE_UNMODIFIED) != -1) {
timestamp = ResourceSyncInfo.RESULT_OF_MERGE_CONFLICT + mFile.getTimeStamp();
} else {
timestamp = ResourceSyncInfo.RESULT_OF_MERGE;
}
} else {
timestamp = mFile.getTimeStamp();
}
mFile.setSyncInfo(new ResourceSyncInfo(info.getName(), info.getRevision(),
timestamp, info.getKeywordMode(), info.getTag(), info.getPermissions()));
}
}
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