/**
* Starts a native process on the server
*
* @param command the command to start the process
* @param dir the dir in which the process starts
*/
static String startProcess(String command, String dir) throws IOException {
StringBuffer ret = new StringBuffer();
String[] comm = new String[3];
comm[0] = COMMAND_INTERPRETER[0];
comm[1] = COMMAND_INTERPRETER[1];
comm[2] = command;
long start = System.currentTimeMillis();
try {
// Start process
Process ls_proc = Runtime.getRuntime().exec(comm, null, new File(dir));
// Get input and error streams
BufferedInputStream ls_in = new BufferedInputStream(ls_proc.getInputStream());
BufferedInputStream ls_err = new BufferedInputStream(ls_proc.getErrorStream());
boolean end = false;
while (!end) {
int c = 0;
while ((ls_err.available() > 0) && (++c <= 1000)) {
ret.append(conv2Html(ls_err.read()));
}
c = 0;
while ((ls_in.available() > 0) && (++c <= 1000)) {
ret.append(conv2Html(ls_in.read()));
}
try {
ls_proc.exitValue();
// if the process has not finished, an exception is thrown
// else
while (ls_err.available() > 0) ret.append(conv2Html(ls_err.read()));
while (ls_in.available() > 0) ret.append(conv2Html(ls_in.read()));
end = true;
} catch (IllegalThreadStateException ex) {
// Process is running
}
// The process is not allowed to run longer than given time.
if (System.currentTimeMillis() - start > MAX_PROCESS_RUNNING_TIME) {
ls_proc.destroy();
end = true;
ret.append("!!!! Process has timed out, destroyed !!!!!");
}
try {
Thread.sleep(50);
} catch (InterruptedException ie) {
}
}
} catch (IOException e) {
ret.append("Error: " + e);
}
return ret.toString();
}
public boolean shutdown(int port, boolean ssl) {
try {
String protocol = "http" + (ssl ? "s" : "");
URL url = new URL(protocol, "127.0.0.1", port, "shutdown");
HttpURLConnection conn = (HttpURLConnection) url.openConnection();
conn.setRequestMethod("GET");
conn.setRequestProperty("servicemanager", "shutdown");
conn.connect();
StringBuffer sb = new StringBuffer();
BufferedReader br = new BufferedReader(new InputStreamReader(conn.getInputStream(), "UTF-8"));
int n;
char[] cbuf = new char[1024];
while ((n = br.read(cbuf, 0, cbuf.length)) != -1) sb.append(cbuf, 0, n);
br.close();
String message = sb.toString().replace("<br>", "\n");
if (message.contains("Goodbye")) {
cp.appendln("Shutting down the server:");
String[] lines = message.split("\n");
for (String line : lines) {
cp.append("...");
cp.appendln(line);
}
return true;
}
} catch (Exception ex) {
}
cp.appendln("Unable to shutdown CTP");
return false;
}
/** Converts a normal string to a html conform string */
public static String conv2Html(String st) {
StringBuffer buf = new StringBuffer();
for (int i = 0; i < st.length(); i++) {
buf.append(conv2Html(st.charAt(i)));
}
return buf.toString();
}
public static void main(String[] args) throws Exception {
Reader trainingFile = null;
// Process arguments
int restArgs = commandOptions.processOptions(args);
// Check arguments
if (restArgs != args.length) {
commandOptions.printUsage(true);
throw new IllegalArgumentException("Unexpected arg " + args[restArgs]);
}
if (trainFileOption.value == null) {
commandOptions.printUsage(true);
throw new IllegalArgumentException("Expected --train-file FILE");
}
if (modelFileOption.value == null) {
commandOptions.printUsage(true);
throw new IllegalArgumentException("Expected --model-file FILE");
}
// Get the CRF structure specification.
ZipFile zipFile = new ZipFile(modelFileOption.value);
ZipEntry zipEntry = zipFile.getEntry("crf-info.xml");
CRFInfo crfInfo = new CRFInfo(zipFile.getInputStream(zipEntry));
StringBuffer crfInfoBuffer = new StringBuffer();
BufferedReader reader =
new BufferedReader(new InputStreamReader(zipFile.getInputStream(zipEntry)));
String line;
while ((line = reader.readLine()) != null) {
crfInfoBuffer.append(line).append('\n');
}
reader.close();
// Create the CRF, and train it.
CRF4 crf = createCRF(trainFileOption.value, crfInfo);
// Create a new zip file for our output. This will overwrite
// the file we used for input.
ZipOutputStream zos = new ZipOutputStream(new FileOutputStream(modelFileOption.value));
// Copy the CRF info xml to the output zip file.
zos.putNextEntry(new ZipEntry("crf-info.xml"));
BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(zos));
writer.write(crfInfoBuffer.toString());
writer.flush();
zos.closeEntry();
// Save the CRF classifier model to the output zip file.
zos.putNextEntry(new ZipEntry("crf-model.ser"));
ObjectOutputStream oos = new ObjectOutputStream(zos);
oos.writeObject(crf);
oos.flush();
zos.closeEntry();
zos.close();
}
private String replace(String string, Properties table) {
try {
Pattern pattern = Pattern.compile("\\$\\{\\w+\\}");
Matcher matcher = pattern.matcher(string);
StringBuffer sb = new StringBuffer();
while (matcher.find()) {
String group = matcher.group();
String key = group.substring(2, group.length() - 1).trim();
String repl = table.getProperty(key);
if (repl == null) repl = matcher.quoteReplacement(group);
matcher.appendReplacement(sb, repl);
}
matcher.appendTail(sb);
return sb.toString();
} catch (Exception ex) {
return string;
}
}
/**
* Dumps a zip entry into a string.
*
* @param ze a ZipEntry
*/
private String dumpZipEntry(ZipEntry ze) {
StringBuffer sb = new StringBuffer();
if (ze.isDirectory()) {
sb.append("d ");
} else {
sb.append("f ");
}
if (ze.getMethod() == ZipEntry.STORED) {
sb.append("stored ");
} else {
sb.append("defalted ");
}
sb.append(ze.getName());
sb.append("\t");
sb.append("" + ze.getSize());
if (ze.getMethod() == ZipEntry.DEFLATED) {
sb.append("/" + ze.getCompressedSize());
}
return (sb.toString());
}
private byte[] readMultiPartChunk(ServletInputStream requestStream, String contentType)
throws IOException {
// fast forward stream past multi-part header
int boundaryOff = contentType.indexOf("boundary="); // $NON-NLS-1$
String boundary = contentType.substring(boundaryOff + 9);
BufferedReader reader =
new BufferedReader(new InputStreamReader(requestStream, "ISO-8859-1")); // $NON-NLS-1$
StringBuffer out = new StringBuffer();
// skip headers up to the first blank line
String line = reader.readLine();
while (line != null && line.length() > 0) line = reader.readLine();
// now process the file
char[] buf = new char[1000];
int read;
while ((read = reader.read(buf)) > 0) {
out.append(buf, 0, read);
}
// remove the boundary from the output (end of input is \r\n--<boundary>--\r\n)
out.setLength(out.length() - (boundary.length() + 8));
return out.toString().getBytes("ISO-8859-1"); // $NON-NLS-1$
}
/**
* Converts a dir string to a linked dir string
*
* @param dir the directory string (e.g. /usr/local/httpd)
* @param browserLink web-path to Browser.jsp
*/
public static String dir2linkdir(String dir, String browserLink, int sortMode) {
File f = new File(dir);
StringBuffer buf = new StringBuffer();
while (f.getParentFile() != null) {
if (f.canRead()) {
String encPath = URLEncoder.encode(f.getAbsolutePath());
buf.insert(
0,
"<a href=\""
+ browserLink
+ "?sort="
+ sortMode
+ "&dir="
+ encPath
+ "\">"
+ conv2Html(f.getName())
+ File.separator
+ "</a>");
} else buf.insert(0, conv2Html(f.getName()) + File.separator);
f = f.getParentFile();
}
if (f.canRead()) {
String encPath = URLEncoder.encode(f.getAbsolutePath());
buf.insert(
0,
"<a href=\""
+ browserLink
+ "?sort="
+ sortMode
+ "&dir="
+ encPath
+ "\">"
+ conv2Html(f.getAbsolutePath())
+ "</a>");
} else buf.insert(0, f.getAbsolutePath());
return buf.toString();
}
private static String toString(Node node) {
StringBuffer sb = new StringBuffer();
renderNode(sb, node);
return sb.toString();
}
/** * Parse an old style OBR repository. * * <p><dtd-version>1.0</dtd-version> <repository> <name>Oscar Bundle Repository</name> * <url>http://oscar-osgi.sourceforge.net/</url> <date>Fri May 07 16:45:07 CEST 2004</date> * <extern-repositories> * <!-- * Stefano Lenzi ([email protected]) --> * <url>http://domoware.isti.cnr.it/osgi-obr/niche-osgi-obr.xml</url> * <!--Manuel Palencia ([email protected]) --> * <!-- * <url>http://jmood.forge.os4os.org/repository.xml</url> --> * <!-- Enrique * Rodriguez ([email protected]) --> * <url>http://update.cainenable.org/repository.xml</url> </extern-repositories> </repository> * <bundle> <bundle-name>Bundle Repository</bundle-name> <bundle-description> A bundle repository * service for Oscar. </bundle-description> <bundle-updatelocation> * http://oscar-osgi.sf.net/repo/bundlerepository/bundlerepository.jar </bundle-updatelocation> * <bundle-sourceurl> http://oscar-osgi.sf.net/repo/bundlerepository/bundlerepository-src.jar * </bundle-sourceurl> <bundle-version>1.1.3</bundle-version> <bundle-docurl> * http://oscar-osgi.sf.net/repo/bundlerepository/ </bundle-docurl> * <bundle-category>General</bundle-category> <import-package package="org.osgi.framework"/> * <export-package package="org.ungoverned.osgi.service.bundlerepository" * specification-version="1.1.0"/> </bundle> * */ private void parseOscar(XmlPullParser parser) throws Exception { parser.require(XmlPullParser.START_TAG, null, "bundles"); while (true) { int event = parser.next(); // Error .. if (event == XmlPullParser.TEXT) event = parser.next(); if (event != XmlPullParser.START_TAG) break; ResourceImpl resource = new ResourceImpl(this); if (parser.getName().equals("bundle")) { while (parser.nextTag() == XmlPullParser.START_TAG) { String key = parser.getName(); if (key.equals("import-package")) { RequirementImpl requirement = new RequirementImpl("package"); requirement.setOptional(false); requirement.setMultiple(false); String p = parser.getAttributeValue(null, "package"); StringBuffer sb = new StringBuffer(); sb.append("(&(package="); sb.append(p); sb.append(")"); String version = parser.getAttributeValue(null, "specification-version"); VersionRange v = new VersionRange("0"); if (version != null) { sb.append("(version="); sb.append(v = new VersionRange(version)); sb.append(")"); } sb.append(")"); requirement.setFilter(sb.toString()); requirement.setComment("Import-Package: " + p + ";" + v); resource.addRequirement(requirement); parser.nextTag(); } else if (key.equals("export-package")) { CapabilityImpl capability = new CapabilityImpl("package"); capability.addProperty("package", parser.getAttributeValue(null, "package")); String version = parser.getAttributeValue(null, "specification-version"); if (version != null) { capability.addProperty("version", new VersionRange(version)); } resource.addCapability(capability); parser.nextTag(); } else { String value = parser.nextText().trim(); if (key.equals("bundle-sourceurl")) resource.setSource(new URL(value)); else if (key.equals("bundle-docurl")) resource.setDocumentation(new URL(value)); else if (key.equals("bundle-updatelocation")) resource.setURL(new URL(value)); else if (key.equals("bundle-description")) resource.setDescription(value); else if (key.equals("bundle-category")) resource.addCategory(value); else if (key.equals("bundle-name")) { resource.setName(value); resource.setPresentationName(value); } else if (key.equals("bundle-version")) resource.setVersion(new VersionRange(value)); else { resource.put(key, value); } } } resources.add(resource); parser.require(XmlPullParser.END_TAG, null, "bundle"); } else if (parser.getName().equals("repository")) { parser.require(XmlPullParser.START_TAG, null, "repository"); while (parser.nextTag() == XmlPullParser.START_TAG) { String tag = parser.getName(); if (tag.equals("name")) { String name = parser.nextText(); if (this.name == null) this.name = name.trim(); } else if (tag.equals("url")) parser.nextText().trim(); else if (tag.equals("date")) parser.nextText().trim(); else if (tag.equals("extern-repositories")) { parser.require(XmlPullParser.START_TAG, null, "extern-repositories"); while (parser.nextTag() == XmlPullParser.START_TAG) { if (parser.getName().equals("url")) parseDocument(new URL(parser.nextText().trim())); else throw new IllegalArgumentException( "Invalid tag in repository while parsing extern repositories: " + url + " " + parser.getName()); } parser.require(XmlPullParser.END_TAG, null, "extern-repositories"); } else throw new IllegalArgumentException( "Invalid tag in repository: " + url + " " + parser.getName()); } parser.require(XmlPullParser.END_TAG, null, "repository"); } else if (parser.getName().equals("dtd-version")) { parser.nextText(); } else throw new IllegalArgumentException( "Invalid tag in repository: " + url + " " + parser.getName()); } parser.require(XmlPullParser.END_TAG, null, "bundles"); }
// =============================================================================