public static synchronized void init() throws KettleException {
if (initialized != null) {
return;
}
if (KettleClientEnvironment.instance == null) {
KettleClientEnvironment.instance = new KettleClientEnvironment();
}
createKettleHome();
// Read the kettle.properties file before anything else
//
EnvUtil.environmentInit();
// Initialize the logging back-end.
//
KettleLogStore.init();
// Add console output so that folks see what's going on...
// TODO: make this configurable...
//
if (!"Y".equalsIgnoreCase(System.getProperty(Const.KETTLE_DISABLE_CONSOLE_LOGGING, "N"))) {
KettleLogStore.getAppender().addLoggingEventListener(new ConsoleLoggingEventListener());
}
// Load value meta data plugins
//
PluginRegistry.addPluginType(LoggingPluginType.getInstance());
PluginRegistry.addPluginType(ValueMetaPluginType.getInstance());
PluginRegistry.addPluginType(DatabasePluginType.getInstance());
PluginRegistry.addPluginType(ExtensionPointPluginType.getInstance());
PluginRegistry.init(true);
initialized = new Boolean(true);
}
public void openNewFile(String baseFilename) throws KettleException {
data.writer = null;
ResultFile resultFile = null;
String filename = buildFilename(environmentSubstitute(baseFilename), true);
try {
if (meta.isFileAsCommand()) {
if (log.isDebug()) logDebug("Spawning external process");
if (data.cmdProc != null) {
logError("Previous command not correctly terminated");
setErrors(1);
}
String cmdstr = environmentSubstitute(meta.getFileName());
if (Const.getOS().equals("Windows 95")) {
cmdstr = "command.com /C " + cmdstr;
} else {
if (Const.getOS().startsWith("Windows")) {
cmdstr = "cmd.exe /C " + cmdstr;
}
}
if (log.isDetailed()) logDetailed("Starting: " + cmdstr);
Runtime r = Runtime.getRuntime();
data.cmdProc = r.exec(cmdstr, EnvUtil.getEnvironmentVariablesForRuntimeExec());
data.writer = data.cmdProc.getOutputStream();
StreamLogger stdoutLogger = new StreamLogger(data.cmdProc.getInputStream(), "(stdout)");
StreamLogger stderrLogger = new StreamLogger(data.cmdProc.getErrorStream(), "(stderr)");
new Thread(stdoutLogger).start();
new Thread(stderrLogger).start();
} else {
// Add this to the result file names...
resultFile =
new ResultFile(
ResultFile.FILE_TYPE_GENERAL,
KettleVFS.getFileObject(filename),
getTransMeta().getName(),
getStepname());
resultFile.setComment("This file was created with a text file output step");
addResultFile(resultFile);
OutputStream outputStream;
if (!Const.isEmpty(meta.getFileCompression())
&& !meta.getFileCompression().equals(FILE_COMPRESSION_TYPE_NONE)) {
if (meta.getFileCompression().equals(FILE_COMPRESSION_TYPE_ZIP)) {
if (log.isDetailed())
log.logDetailed(toString(), "Opening output stream in zipped mode");
if (checkPreviouslyOpened(filename)) {
data.fos = KettleVFS.getOutputStream(filename, true);
} else {
data.fos = KettleVFS.getOutputStream(filename, meta.isFileAppended());
}
data.zip = new ZipOutputStream(data.fos);
File entry = new File(filename);
ZipEntry zipentry = new ZipEntry(entry.getName());
zipentry.setComment("Compressed by Kettle");
data.zip.putNextEntry(zipentry);
outputStream = data.zip;
} else if (meta.getFileCompression().equals(FILE_COMPRESSION_TYPE_GZIP)) {
if (log.isDetailed())
log.logDetailed(toString(), "Opening output stream in gzipped mode");
if (checkPreviouslyOpened(filename)) {
data.fos = KettleVFS.getOutputStream(filename, true);
} else {
data.fos = KettleVFS.getOutputStream(filename, meta.isFileAppended());
}
data.gzip = new GZIPOutputStream(data.fos);
outputStream = data.gzip;
} else {
throw new KettleFileException("No compression method specified!");
}
} else {
if (log.isDetailed())
log.logDetailed(toString(), "Opening output stream in nocompress mode");
if (checkPreviouslyOpened(filename)) {
data.fos = KettleVFS.getOutputStream(filename, true);
} else {
data.fos = KettleVFS.getOutputStream(filename, meta.isFileAppended());
}
outputStream = data.fos;
}
if (!Const.isEmpty(meta.getEncoding())) {
if (log.isDetailed())
log.logDetailed(toString(), "Opening output stream in encoding: " + meta.getEncoding());
data.writer = new BufferedOutputStream(outputStream, 5000);
} else {
if (log.isDetailed())
log.logDetailed(toString(), "Opening output stream in default encoding");
data.writer = new BufferedOutputStream(outputStream, 5000);
}
if (log.isDetailed()) logDetailed("Opened new file with name [" + filename + "]");
}
} catch (Exception e) {
throw new KettleException("Error opening new file : " + e.toString());
}
// System.out.println("end of newFile(), splitnr="+splitnr);
data.splitnr++;
if (resultFile != null && meta.isAddToResultFiles()) {
// Add this to the result file names...
addResultFile(resultFile);
}
}