private boolean unpackFile(ZipFile zip, byte[] buf, ZipEntry fileEntry, String name)
throws IOException, FileNotFoundException {
if (fileEntry == null) fileEntry = zip.getEntry(name);
if (fileEntry == null)
throw new FileNotFoundException("Can't find " + name + " in " + zip.getName());
File outFile = new File(sGREDir, name);
if (outFile.lastModified() == fileEntry.getTime() && outFile.length() == fileEntry.getSize())
return false;
File dir = outFile.getParentFile();
if (!dir.exists()) dir.mkdirs();
InputStream fileStream;
fileStream = zip.getInputStream(fileEntry);
OutputStream outStream = new FileOutputStream(outFile);
while (fileStream.available() > 0) {
int read = fileStream.read(buf, 0, buf.length);
outStream.write(buf, 0, read);
}
fileStream.close();
outStream.close();
outFile.setLastModified(fileEntry.getTime());
return true;
}
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();
}
public void installFramework(File frameFile, String tag) throws AndrolibException {
InputStream in = null;
ZipOutputStream out = null;
try {
ZipFile zip = new ZipFile(frameFile);
ZipEntry entry = zip.getEntry("resources.arsc");
if (entry == null) {
throw new AndrolibException("Can't find resources.arsc file");
}
in = zip.getInputStream(entry);
byte[] data = IOUtils.toByteArray(in);
ARSCData arsc = ARSCDecoder.decode(new ByteArrayInputStream(data), true, true);
publicizeResources(data, arsc.getFlagsOffsets());
File outFile =
new File(
getFrameworkDir(),
String.valueOf(arsc.getOnePackage().getId())
+ (tag == null ? "" : '-' + tag)
+ ".apk");
out = new ZipOutputStream(new FileOutputStream(outFile));
out.setMethod(ZipOutputStream.STORED);
CRC32 crc = new CRC32();
crc.update(data);
entry = new ZipEntry("resources.arsc");
entry.setSize(data.length);
entry.setCrc(crc.getValue());
out.putNextEntry(entry);
out.write(data);
LOGGER.info("Framework installed to: " + outFile);
} catch (ZipException ex) {
throw new AndrolibException(ex);
} catch (IOException ex) {
throw new AndrolibException(ex);
} finally {
if (in != null) {
try {
in.close();
} catch (IOException ex) {
}
}
if (out != null) {
try {
out.close();
} catch (IOException ex) {
}
}
}
}
public ZipEntry getEntry(String name) {
return zf.getEntry(name);
}