/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* See LICENSE.txt included in this distribution for the specific
* language governing permissions and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at LICENSE.txt.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 2008, 2013, Oracle and/or its affiliates. All rights reserved.
*/
package org.opensolaris.opengrok.history;
import java.io.BufferedReader;
import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.logging.Level;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.opensolaris.opengrok.OpenGrokLogger;
import org.opensolaris.opengrok.util.Executor;
/**
* Access to a Perforce repository
*
* @author Emilio Monti - emilmont@gmail.com
*/
public class PerforceRepository extends Repository {
private static final long serialVersionUID = 1L;
/** The property name used to obtain the client command for this repository. */
public static final String CMD_PROPERTY_KEY =
"org.opensolaris.opengrok.history.Perforce";
/** The command to use to access the repository if none was given explicitly */
public static final String CMD_FALLBACK = "p4";
private static final Pattern annotation_pattern =
Pattern.compile("^(\\d+): .*");
public PerforceRepository() {
type = "Perforce";
}
@Override
public Annotation annotate(File file, String rev) throws IOException {
Annotation a = new Annotation(file.getName());
List<HistoryEntry> revisions =
PerforceHistoryParser.getRevisions(file, rev).getHistoryEntries();
HashMap<String, String> revAuthor = new HashMap<String, String>();
for (HistoryEntry entry : revisions) {
// a.addDesc(entry.getRevision(), entry.getMessage());
revAuthor.put(entry.getRevision(), entry.getAuthor());
}
ArrayList<String> cmd = new ArrayList<String>();
ensureCommand(CMD_PROPERTY_KEY, CMD_FALLBACK);
cmd.add(this.cmd);
cmd.add("annotate");
cmd.add("-q");
cmd.add(file.getPath() + ((rev == null) ? "" : "#" + rev));
Executor executor = new Executor(cmd, file.getParentFile());
executor.exec();
String line;
int lineno = 0;
try (BufferedReader reader = new BufferedReader(executor.getOutputReader())) {
while ((line = reader.readLine()) != null) {
++lineno;
Matcher matcher = annotation_pattern.matcher(line);
if (matcher.find()) {
String revision = matcher.group(1);
String author = revAuthor.get(revision);
a.addLine(revision, author, true);
} else {
OpenGrokLogger.getLogger().log(Level.SEVERE,
"Error: did not find annotation in line "
+ lineno + ": [" + line + "]");
}
}
} catch (IOException e) {
OpenGrokLogger.getLogger().log(Level.SEVERE,
"Error: Could not read annotations for " + file, e);
}
return a;
}
@Override
InputStream getHistoryGet(String parent, String basename, String rev) {
ArrayList<String> cmd = new ArrayList<String>();
ensureCommand(CMD_PROPERTY_KEY, CMD_FALLBACK);
cmd.add(this.cmd);
cmd.add("print");
cmd.add("-q");
cmd.add(basename + ((rev == null) ? "" : "#" + rev));
Executor executor = new Executor(cmd, new File(parent));
executor.exec();
return new ByteArrayInputStream(executor.getOutputString().getBytes());
}
@Override
public void update() throws IOException {
File directory = new File(getDirectoryName());
List<String> cmd = new ArrayList<String>();
ensureCommand(CMD_PROPERTY_KEY, CMD_FALLBACK);
cmd.add(this.cmd);
cmd.add("sync");
Executor executor = new Executor(cmd, directory);
if (executor.exec() != 0) {
throw new IOException(executor.getErrorString());
}
}
@Override
boolean fileHasHistory(File file) {
return true;
}
@Override
public boolean fileHasAnnotation(File file) {
return true;
}
private static final PerforceRepository testRepo =
new PerforceRepository();
/**
* Check if a given file is in the depot
*
* @param file The file to test
* @return true if the given file is in the depot, false otherwise
*/
public static boolean isInP4Depot(File file) {
boolean status = false;
if (testRepo.isWorking()) {
ArrayList<String> cmd = new ArrayList<String>();
String name = file.getName();
File dir = file.getParentFile();
if (file.isDirectory()) {
dir = file;
name = "*";
cmd.add(testRepo.cmd);
cmd.add("dirs");
cmd.add(name);
Executor executor = new Executor(cmd, dir);
executor.exec();
/* OUTPUT:
stdout: //depot_path/name
stderr: name - no such file(s).
*/
status = (executor.getOutputString().indexOf("//") != -1);
}
if (!status) {
cmd.clear();
cmd.add(testRepo.cmd);
cmd.add("files");
cmd.add(name);
Executor executor = new Executor(cmd, dir);
executor.exec();
/* OUTPUT:
stdout: //depot_path/name
stderr: name - no such file(s).
*/
status = (executor.getOutputString().indexOf("//") != -1);
}
}
return status;
}
@Override
boolean isRepositoryFor(File file) {
return isInP4Depot(file);
}
@Override
public boolean isWorking() {
if (working == null) {
ensureCommand(CMD_PROPERTY_KEY, CMD_FALLBACK);
working = checkCmd(cmd, "help");
}
return working.booleanValue();
}
@Override
boolean hasHistoryForDirectories() {
return true;
}
@Override
History getHistory(File file) throws HistoryException {
return new PerforceHistoryParser().parse(file, this);
}
}