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* CruiseControl, a Continuous Integration Toolkit
* Copyright (c) 2001, ThoughtWorks, Inc.
* 651 W Washington Ave. Suite 600
* Chicago, IL 60661 USA
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package net.sourceforge.cruisecontrol.bootstrappers;
import net.sourceforge.cruisecontrol.Bootstrapper;
import net.sourceforge.cruisecontrol.CruiseControlException;
import net.sourceforge.cruisecontrol.util.Commandline;
import net.sourceforge.cruisecontrol.util.StreamPumper;
import org.apache.log4j.Logger;
import java.io.PrintWriter;
/**
* Since we rely on our build.xml to handle updating our source code, there has
* always been a problem with what happens when the build.xml file itself
* changes. Previous workarounds have included writing a wrapper build.xml that
* will check out the "real" build.xml. This class is a substitute for that
* practice.
*
* The ClearCaseBootstrapper will handle updating a single file from
* ClearCase before the build begins.
*
* Usage:
*
* <clearcasebootstrapper file="" viewpath=""/>
*
*/
public class ClearCaseBootstrapper implements Bootstrapper {
/** enable logging for this class */
private static Logger log = Logger.getLogger(ClearCaseBootstrapper.class);
private String filename;
private String viewpath;
public void setViewpath(String path) {
viewpath = path;
}
public void setFile(String name) {
filename = name;
}
/**
* Update the specified file.
*/
public void bootstrap() {
Commandline commandLine = buildUpdateCommand();
Process p = null;
log.debug("Executing: " + commandLine.toString());
try {
p = Runtime.getRuntime().exec(commandLine.getCommandline());
StreamPumper errorPumper =
new StreamPumper(p.getErrorStream(), new PrintWriter(System.err, true));
new Thread(errorPumper).start();
p.waitFor();
p.getInputStream().close();
p.getOutputStream().close();
p.getErrorStream().close();
} catch (Exception e) {
log.error("Error executing ClearCase update command", e);
}
}
public void validate() throws CruiseControlException {
if (filename == null) {
throw new CruiseControlException("'file' is required for ClearCaseBootstrapper");
}
}
protected Commandline buildUpdateCommand() {
Commandline commandLine = new Commandline();
commandLine.setExecutable("cleartool");
commandLine.createArgument().setValue("update");
commandLine.createArgument().setValue("-force");
commandLine.createArgument().setValue("-log");
commandLine.createArgument().setValue(isWindows() ? "NUL" : "/dev/nul");
commandLine.createArgument().setValue(getFullPathFileName());
return commandLine;
}
private String getFullPathFileName() {
return viewpath == null
? filename
: new StringBuffer(viewpath).append("/").append(filename).toString();
}
protected boolean isWindows() {
return getOsName().indexOf("Windows") >= 0;
}
protected String getOsName() {
return System.getProperty("os.name");
}
/** for testing */
public static void main(String[] args) {
ClearCaseBootstrapper bootstrapper = new ClearCaseBootstrapper();
bootstrapper.setViewpath("C:/views/integration_view/project");
bootstrapper.setFile("build.xml");
bootstrapper.bootstrap();
}
}