/** Returns true if the two InputStreams differ. */
private static boolean differs(InputStream oldIS, InputStream newIS) throws IOException {
int newSize = 0;
int oldSize;
int total = 0;
boolean retVal = false;
try {
while (newSize != -1) {
newSize = newIS.read(newBytes);
oldSize = oldIS.read(oldBytes);
if (newSize != oldSize) {
if (_debug) {
System.out.println(
"\tread sizes differ: " + newSize + " " + oldSize + " total " + total);
}
retVal = true;
break;
}
if (newSize > 0) {
while (--newSize >= 0) {
total++;
if (newBytes[newSize] != oldBytes[newSize]) {
if (_debug) {
System.out.println("\tbytes differ at " + total);
}
retVal = true;
break;
}
if (retVal) {
// Jump out
break;
}
newSize = 0;
}
}
}
} catch (IOException ioE) {
throw ioE;
} finally {
try {
oldIS.close();
} catch (IOException e) {
// Ignore
}
try {
newIS.close();
} catch (IOException e) {
// Ignore
}
}
return retVal;
}
// tokenizes a string for PBM and PGM headers and plain PBM and PGM data. If oneChar is true,
// then
// rather than parsing a whole string, a single character is read (not including whitespace or
// comments)
static String tokenizeString(InputStream stream, boolean oneChar) throws IOException {
final int EOF = -1;
StringBuilder b = new StringBuilder();
int c;
boolean inComment = false;
while (true) {
c = stream.read();
if (c == EOF)
throw new IOException(
"Stream ended prematurely, before table reading was completed."); // no more tokens
else if (inComment) {
if (c == '\r' || c == '\n') // escape the comment
inComment = false;
else {
} // do nothing
} else if (Character.isWhitespace((char) c)) {
} // do nothing
else if (c == '#') // start of a comment
{
inComment = true;
} else // start of a string
{
b.append((char) c);
break;
}
}
if (oneChar) return b.toString();
// at this point we have a valid string. We read until whitespace or a #
while (true) {
c = stream.read();
if (c == EOF) break;
else if (c == '#') // start of comment, read until a '\n'
{
while (true) {
c = stream.read(); // could hit EOF, which is fine
if (c == EOF) break;
else if (c == '\r' || c == '\n') break;
}
// break; // comments are not delimiters
} else if (Character.isWhitespace((char) c)) break;
else b.append((char) c);
}
return b.toString();
}
/**
* Construct a frequency table from an InputStream. This will create a temporary file to copy the
* InputStream in.
*
* @param source the Input Stream
* @return an InputStream which is a copy of the source Stream, provided to re-Read the same Bytes
* for the actual compression process.
*/
public InputStream constructTable(InputStream source, boolean copy) {
freq = new int[TABLESIZE];
try {
File file = null;
FileOutputStream fos = null;
if (copy == true) {
file = File.createTempFile("huf", "tmp");
file.deleteOnExit();
fos = new FileOutputStream(file);
}
while (source.available() != 0) {
int c = source.read();
freq[c]++;
if (copy) fos.write(c);
}
source.close();
if (copy) {
fos.close();
return new FileInputStream(file);
}
return null;
} catch (Exception ex) {
ExHandler.handle(ex);
return null;
}
}
public void publicizeResources(File arscFile) throws AndrolibException {
byte[] data = new byte[(int) arscFile.length()];
InputStream in = null;
OutputStream out = null;
try {
in = new FileInputStream(arscFile);
in.read(data);
publicizeResources(data);
out = new FileOutputStream(arscFile);
out.write(data);
} 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 AuthenticatedSocket(InetAddress ia, int port, MessageDigest md, byte[] secret)
throws IOException, AuthenticationException {
super(ia, port);
try {
OutputStream output = this.getOutputStream();
InputStream input = this.getInputStream();
// Get challenge length
byte[] challengeSize = new byte[4];
input.read(challengeSize);
// Receive random challenge string
byte[] challenge = new byte[Bytes.toInt(challengeSize)];
input.read(challenge);
// Generate MD5 hash
byte[] append = Bytes.append(challenge, secret);
byte[] hash = md.digest(append);
// Send time and hash strings
output.write(hash);
} catch (Exception e) {
throw new AuthenticationException("Authentication failed: " + e.getMessage());
}
}
// #sijapp cond.if (protocols_MRIM is "true") or (protocols_VK is "true") or (protocols_ICQ is
// "true") #
private byte[] read(InputStream in, int length) throws IOException {
if (0 == length) {
return null;
}
if (0 < length) {
byte[] bytes = new byte[length];
int readCount = 0;
while (readCount < bytes.length) {
int c = in.read(bytes, readCount, bytes.length - readCount);
if (-1 == c) break;
readCount += c;
}
return bytes;
}
ByteArrayOutputStream bytes = new ByteArrayOutputStream();
for (int i = 0; i < 100 * 1024; ++i) {
int ch = in.read();
if (-1 == ch) break;
bytes.write(ch);
}
byte[] content = bytes.toByteArray();
bytes.close();
return content;
}
private static Object readValue(InputStream is, ClassLoader loader) throws Exception {
byte type = (byte) is.read();
if (type == -1) {
return null;
}
Class vClass = null;
if (type == 2) {
int length = PDataStream.readInt(is);
Vector v = new Vector(length);
for (int i = 0; i < length; i++) {
v.insertElementAt(readValue(is, loader), i);
}
return v;
} else if (type == 0) {
return readRealObject((byte) is.read(), is, loader);
} else {
int length = PDataStream.readInt(is);
boolean primitive = PDataStream.readBoolean(is);
if (primitive) {
return readPrimitiveArray(length, is);
}
vClass =
loader == null
? Class.forName(PDataStream.readUTF(is))
: loader.loadClass(PDataStream.readUTF(is));
Object array = Array.newInstance(vClass, length);
for (int i = 0; i < length; i++) {
Array.set(array, i, readValue(is, loader));
}
return array;
}
}
/** Returns true if the two InputStreams differ. */
private static boolean differs(InputStream oldIS, InputStream newIS) throws IOException {
int newSize = 0;
int oldSize;
int total = 0;
while (newSize != -1) {
newSize = newIS.read(newBytes);
oldSize = oldIS.read(oldBytes);
if (newSize != oldSize) {
if (_debug) {
System.out.println(
"\tread sizes differ: " + newSize + " " + oldSize + " total " + total);
}
return true;
}
if (newSize > 0) {
while (--newSize >= 0) {
total++;
if (newBytes[newSize] != oldBytes[newSize]) {
if (_debug) {
System.out.println("\tbytes differ at " + total);
}
return true;
}
}
newSize = 0;
}
}
return false;
}
/**
* Reads a base class overrride from a resource file
*
* @param binaryClassName
* @param fileName
*/
private void registerBaseClassOverride(String binaryClassName, String fileName) {
try {
Method mDefineClass =
ClassLoader.class.getDeclaredMethod(
"defineClass", String.class, byte[].class, int.class, int.class);
mDefineClass.setAccessible(true);
InputStream resourceInputStream =
LiteLoader.class.getResourceAsStream("/classes/" + fileName + ".bin");
if (resourceInputStream != null) {
ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
for (int readBytes = resourceInputStream.read();
readBytes >= 0;
readBytes = resourceInputStream.read()) {
outputStream.write(readBytes);
}
byte[] data = outputStream.toByteArray();
outputStream.close();
resourceInputStream.close();
logger.info("Defining class override for " + binaryClassName);
mDefineClass.invoke(
Minecraft.class.getClassLoader(), binaryClassName, data, 0, data.length);
} else {
logger.info("Error defining class override for " + binaryClassName + ", file not found");
}
} catch (Throwable th) {
logger.log(Level.WARNING, "Error defining class override for " + binaryClassName, th);
}
}
/**
* Gives the same basic functionality of File.exists but can be used to look for removable media
* without showing a system dialog if the media is not present. Workaround pulled from the <A
* HREF="http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=4089199"> bug report</A> on
* bugs.sun.com. This bug was fixed in Java 6, and we can remove the workaround when we start
* requiring Java 6.
*/
protected static boolean fileExists(File file) {
try {
Process process =
Runtime.getRuntime().exec(new String[] {"cmd.exe", "/c", "dir", file.getAbsolutePath()});
// We need to consume all available output or the process will block.
boolean haveExitCode = false;
int exitCode = -1;
InputStream out = process.getInputStream();
InputStream err = process.getErrorStream();
while (!haveExitCode) {
while (out.read() >= 0) {}
while (err.read() >= 0) {}
try {
exitCode = process.exitValue();
haveExitCode = true;
} catch (IllegalThreadStateException e) {
// Not yet complete.
Thread.sleep(100);
}
}
// int exitCode = process.waitFor();
return exitCode == 0;
} catch (IOException e) {
System.out.println("Unable to check for file: " + file + " : " + e);
return false;
} catch (InterruptedException e) {
System.out.println("Unable to check for file. Interrupted: " + file + " : " + e);
return false;
}
}
public static void ensureExists(File thing, String resource) {
System.err.println("configfile = " + thing);
if (!thing.exists()) {
try {
System.err.println("Creating: " + thing + " from " + resource);
if (resource.indexOf("/") != 0) {
resource = "/" + resource;
}
InputStream is = Config.class.getResourceAsStream(resource);
if (is == null) {
throw new NullPointerException("Can't find resource: " + resource);
}
getParentFile(thing).mkdirs();
OutputStream os = new FileOutputStream(thing);
for (int next = is.read(); next != -1; next = is.read()) {
os.write(next);
}
os.flush();
os.close();
} catch (FileNotFoundException fnfe) {
throw new Error("Can't create resource: " + fnfe.getMessage());
} catch (IOException ioe) {
throw new Error("Can't create resource: " + ioe.getMessage());
}
}
}
public static void saveURL(URL url, OutputStream os) throws IOException {
InputStream is = url.openStream();
byte[] buf = new byte[1048576];
int n = is.read(buf);
while (n != -1) {
os.write(buf, 0, n);
n = is.read(buf);
}
}
// Loads raw PGM files after the first-line header is stripped
static int[][] loadRawPGM(InputStream stream) throws IOException {
int width = tokenizeInt(stream);
int height = tokenizeInt(stream);
int maxVal = tokenizeInt(stream);
if (width < 0) throw new IOException("Invalid width: " + width);
if (height < 0) throw new IOException("Invalid height: " + height);
if (maxVal <= 0) throw new IOException("Invalid maximum value: " + maxVal);
// this single whitespace character will have likely already been consumed by reading maxVal
// stream.read(); // must be a whitespace
int[][] field = new int[width][height];
for (int i = 0; i < height; i++)
for (int j = 0; j < width; j++) {
if (maxVal < 256) // one byte
field[j][i] = stream.read();
else if (maxVal < 65536) // two bytes
field[j][i] =
(stream.read() << 8) & stream.read(); // two bytes, most significant byte first
else if (maxVal < 16777216) // three bytes -- this is nonstandard
field[j][i] =
(stream.read() << 16)
& (stream.read() << 8)
& stream.read(); // three bytes, most significant byte first
else // four bytes -- this is nonstandard
field[j][i] =
(stream.read() << 24)
& (stream.read() << 16)
& (stream.read() << 8)
& stream.read(); // three bytes, most significant byte first
}
return field;
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
String filePickerResult = "";
if (data != null && resultCode == RESULT_OK) {
try {
ContentResolver cr = getContentResolver();
Uri uri = data.getData();
Cursor cursor =
GeckoApp.mAppContext
.getContentResolver()
.query(uri, new String[] {OpenableColumns.DISPLAY_NAME}, null, null, null);
String name = null;
if (cursor != null) {
try {
if (cursor.moveToNext()) {
name = cursor.getString(0);
}
} finally {
cursor.close();
}
}
String fileName = "tmp_";
String fileExt = null;
int period;
if (name == null || (period = name.lastIndexOf('.')) == -1) {
String mimeType = cr.getType(uri);
fileExt = "." + GeckoAppShell.getExtensionFromMimeType(mimeType);
} else {
fileExt = name.substring(period);
fileName = name.substring(0, period);
}
File file = File.createTempFile(fileName, fileExt, sGREDir);
FileOutputStream fos = new FileOutputStream(file);
InputStream is = cr.openInputStream(uri);
byte[] buf = new byte[4096];
int len = is.read(buf);
while (len != -1) {
fos.write(buf, 0, len);
len = is.read(buf);
}
fos.close();
filePickerResult = file.getAbsolutePath();
} catch (Exception e) {
Log.e(LOG_FILE_NAME, "showing file picker", e);
}
}
try {
mFilePickerResult.put(filePickerResult);
} catch (InterruptedException e) {
Log.i(LOG_FILE_NAME, "error returning file picker result", e);
}
}
private static Object readPrimitiveArray(int length, InputStream is) throws IOException {
byte type = (byte) is.read();
if (type == 1) {
int[] ints = new int[length];
for (int i = 0; i < length; i++) {
ints[i] = PDataStream.readInt(is);
}
return ints;
} else if (type == 2) {
long[] longs = new long[length];
for (int i = 0; i < length; i++) {
longs[i] = PDataStream.readLong(is);
}
return longs;
} else if (type == 3) {
byte[] bytes = new byte[length];
is.read(bytes);
return bytes;
} else if (type == 4) {
boolean[] booleans = new boolean[length];
for (int i = 0; i < length; i++) {
booleans[i] = PDataStream.readBoolean(is);
}
return booleans;
} else if (type == 5) {
char[] chars = new char[length];
for (int i = 0; i < length; i++) {
chars[i] = PDataStream.readChar(is);
}
return chars;
} else if (type == 6) {
short[] shorts = new short[length];
for (int i = 0; i < length; i++) {
shorts[i] = PDataStream.readShort(is);
}
return shorts;
} else if (type == 7) {
float[] floats = new float[length];
for (int i = 0; i < length; i++) {
floats[i] = PDataStream.readFloat(is);
}
return floats;
} else if (type == 8) {
double[] doubles = new double[length];
for (int i = 0; i < length; i++) {
doubles[i] = PDataStream.readDouble(is);
}
return doubles;
} else {
throw new IllegalArgumentException("Trying to read unsupported primitive type: " + type);
}
}
private void digest(MessageDigest[] algorithms, Resource r) throws Exception {
InputStream in = r.openInputStream();
byte[] data = new byte[BUFFER_SIZE];
int size = in.read(data);
while (size > 0) {
for (int a = 0; a < algorithms.length; a++) {
if (algorithms[a] != null) {
algorithms[a].update(data, 0, size);
}
}
size = in.read(data);
}
}
private static void writeEntry(JarOutputStream jos, JarEntry entry, InputStream data)
throws IOException {
jos.putNextEntry(entry);
// Read the entry
int size = data.read(newBytes);
while (size != -1) {
jos.write(newBytes, 0, size);
size = data.read(newBytes);
}
data.close();
}
/**
* Puts the uninstaller.
*
* @exception Exception Description of the Exception
*/
private void putUninstaller() throws Exception {
// Me make the .uninstaller directory
String dest = translatePath("$INSTALL_PATH") + File.separator + "Uninstaller";
String jar = dest + File.separator + "uninstaller.jar";
File pathMaker = new File(dest);
pathMaker.mkdirs();
// We log the uninstaller deletion information
UninstallData udata = UninstallData.getInstance();
udata.setUninstallerJarFilename(jar);
udata.setUninstallerPath(dest);
// We open our final jar file
FileOutputStream out = new FileOutputStream(jar);
ZipOutputStream outJar = new ZipOutputStream(out);
idata.uninstallOutJar = outJar;
outJar.setLevel(9);
udata.addFile(jar);
// We copy the uninstaller
InputStream in = getClass().getResourceAsStream("/res/IzPack.uninstaller");
ZipInputStream inRes = new ZipInputStream(in);
ZipEntry zentry = inRes.getNextEntry();
while (zentry != null) {
// Puts a new entry
outJar.putNextEntry(new ZipEntry(zentry.getName()));
// Byte to byte copy
int unc = inRes.read();
while (unc != -1) {
outJar.write(unc);
unc = inRes.read();
}
// Next one please
inRes.closeEntry();
outJar.closeEntry();
zentry = inRes.getNextEntry();
}
inRes.close();
// We put the langpack
in = getClass().getResourceAsStream("/langpacks/" + idata.localeISO3 + ".xml");
outJar.putNextEntry(new ZipEntry("langpack.xml"));
int read = in.read();
while (read != -1) {
outJar.write(read);
read = in.read();
}
outJar.closeEntry();
}
/**
* Reloads a frequency table as saved by saveTable
*
* @return the table
*/
public static int[] loadTable(InputStream in) {
try {
int l = in.read();
l |= (in.read() << 8);
byte[] tbl = new byte[l];
for (int i = 0; i < tbl.length; i++) {
tbl[i] = (byte) in.read();
}
return expandTable(tbl);
} catch (Exception ex) {
ExHandler.handle(ex);
return null;
}
}
/**
* Compares the contents of two streams by reading them.
*
* <p>NOTE: The streams get closed in any case.
*
* @param contents1 the first content stream
* @param contents2 the second content stream
* @return true iff both stream had the same length and the same data
* @throws IOException if an I/O exception occurs while reading one of the streams
*/
public static boolean hasSameContents(InputStream contents1, InputStream contents2)
throws IOException {
try {
int bufSize = 10000;
byte[] buffer1 = new byte[bufSize];
byte[] buffer2 = new byte[bufSize];
boolean eof1 = false;
boolean eof2 = false;
while (!eof1 && !eof2) {
int pos1 = 0;
while (pos1 != bufSize) {
int count = contents1.read(buffer1, pos1, bufSize - pos1);
if (count == -1) {
eof1 = true;
break;
}
pos1 += count;
}
int pos2 = 0;
while (pos2 != bufSize) {
int count = contents2.read(buffer2, pos2, bufSize - pos2);
if (count == -1) {
eof2 = true;
break;
}
pos2 += count;
}
if (eof1 || eof2) {
if (pos1 != pos2 || !firstBytesEquals(buffer1, buffer2, pos1)) {
return false;
}
} else {
if (!Arrays.equals(buffer1, buffer2)) {
return false;
}
}
}
return true;
} finally {
IOUtil.closeSilently(contents1);
IOUtil.closeSilently(contents2);
}
}
byte[] getJar(String address) {
// System.out.println("getJar: "+address);
byte[] data;
try {
URL url = new URL(address);
IJ.showStatus("Connecting to " + IJ.URL);
URLConnection uc = url.openConnection();
int len = uc.getContentLength();
if (IJ.debugMode) IJ.log("Updater (url): " + address + " " + len);
if (len <= 0) return null;
String name = address.contains("wsr") ? "daily build (" : "ij.jar (";
IJ.showStatus("Downloading " + name + IJ.d2s((double) len / 1048576, 1) + "MB)");
InputStream in = uc.getInputStream();
data = new byte[len];
int n = 0;
while (n < len) {
int count = in.read(data, n, len - n);
if (count < 0) throw new EOFException();
n += count;
IJ.showProgress(n, len);
}
in.close();
} catch (IOException e) {
if (IJ.debugMode) IJ.log("" + e);
return null;
}
if (IJ.debugMode) IJ.wait(6000);
return data;
}
public static String getResTxtContent(ClassLoader cl, String p) throws IOException {
String s = res2txt_cont.get(p);
if (s != null) return s;
InputStream is = null;
try {
is = cl.getResourceAsStream(p);
// is = this.getClass().getResourceAsStream(p);
if (is == null) return null;
byte[] buf = new byte[1024];
ByteArrayOutputStream baos = new ByteArrayOutputStream();
int len;
while ((len = is.read(buf)) >= 0) {
baos.write(buf, 0, len);
}
byte[] cont = baos.toByteArray();
s = new String(cont, "UTF-8");
res2txt_cont.put(p, s);
return s;
} finally {
if (is != null) is.close();
}
}
public static void renderFile(
HttpServletResponse resp,
String filename,
InputStream cont_stream,
boolean showpic,
boolean ignorespace)
throws IOException {
if (cont_stream == null) return;
if (ignorespace) filename = filename.replace(" ", "");
if (!showpic)
resp.addHeader(
"Content-Disposition",
"attachment; filename=" + new String(filename.getBytes(), "iso8859-1"));
resp.setContentType(Mime.getContentType(filename));
ServletOutputStream os = resp.getOutputStream();
byte[] buf = new byte[1024];
int len = 0;
while ((len = cont_stream.read(buf)) != -1) {
os.write(buf, 0, len);
}
os.flush();
}
/**
* ** Reads a line from the specified socket's input stream ** @param socket The socket to read a
* line from ** @param maxLen The maximum length of of the line to read ** @param sb The string
* buffer to use ** @throws IOException if an error occurs or the server has stopped
*/
protected static String socketReadLine(Socket socket, int maxLen, StringBuffer sb)
throws IOException {
if (socket != null) {
int dataLen = 0;
StringBuffer data = (sb != null) ? sb : new StringBuffer();
InputStream input = socket.getInputStream();
while ((maxLen < 0) || (maxLen > dataLen)) {
int ch = input.read();
// Print.logInfo("ReadLine char: " + ch);
if (ch < 0) {
// this means that the server has stopped
throw new IOException("End of input");
} else if (ch == LineTerminatorChar) {
// include line terminator in String
data.append((char) ch);
dataLen++;
break;
} else {
// append character
data.append((char) ch);
dataLen++;
}
}
return data.toString();
} else {
return null;
}
}
void handleRequest(InputStream in, OutputStream out) throws IOException {
boolean newline = false;
StringBuilder sb = new StringBuilder();
while (true) {
int ch = in.read();
if (ch < 0) {
throw new EOFException();
}
sb.append((char) ch);
if (ch == '\r') {
// empty
} else if (ch == '\n') {
if (newline) {
// 2nd newline in a row, end of request
break;
}
newline = true;
} else {
newline = false;
}
}
String request = sb.toString();
if (request.startsWith("GET / HTTP/1.") == false) {
throw new IOException("Invalid request: " + request);
}
out.write("HTTP/1.0 200 OK\r\n\r\n".getBytes());
}
private final String readMSG(final int len)
throws IOException, InterruptedException, MessagingNetworkException {
if (len > 65000)
ServerConnection.throwProtocolViolated("incoming message is too long: " + len + " bytes");
byte[] b = new byte[len];
InputStream is = getInputStream();
synchronized (is) {
long abortTime =
System.currentTimeMillis() + 1000 * MSNMessagingNetwork.REQPARAM_SOCKET_TIMEOUT_SECONDS;
int ofs = 0;
while (ofs < len) {
if (Thread.currentThread().isInterrupted()) throw new InterruptedIOException();
int read = is.read(b, ofs, len - ofs);
if (read < 0) read = 0;
ofs += read;
if (System.currentTimeMillis() > abortTime) throw new IOException("connection timed out");
/*
if (len >= buffer.length)
{
...
return ...;
}
int pos = findCRLF();
if (pos != -1) break;
fill(is, abortTime);
*/
}
String msg = new String(b, 0, len, "UTF-8");
return msg;
}
}
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;
}
@NotNull
public static byte[] adaptiveLoadBytes(@NotNull InputStream stream) throws IOException {
byte[] bytes = new byte[4096];
List<byte[]> buffers = null;
int count = 0;
int total = 0;
while (true) {
int n = stream.read(bytes, count, bytes.length - count);
if (n <= 0) break;
count += n;
if (total > 1024 * 1024 * 10) throw new FileTooBigException("File too big " + stream);
total += n;
if (count == bytes.length) {
if (buffers == null) {
buffers = new ArrayList<byte[]>();
}
buffers.add(bytes);
int newLength = Math.min(1024 * 1024, bytes.length * 2);
bytes = new byte[newLength];
count = 0;
}
}
byte[] result = new byte[total];
if (buffers != null) {
for (byte[] buffer : buffers) {
System.arraycopy(buffer, 0, result, result.length - total, buffer.length);
total -= buffer.length;
}
}
System.arraycopy(bytes, 0, result, result.length - total, total);
return result;
}
private void copy(InputStream in, OutputStream out) throws IOException {
final byte[] buf = new byte[10000];
int read;
while ((read = in.read(buf)) > 0) {
out.write(buf, 0, read);
}
}
/**
* Take the name of a jar file and extract the plugin.xml file, if possible, to a temporary file.
*
* @param f The jar file to extract from.
* @return a temporary file to which the plugin.xml file has been copied.
*/
public static File unpackPluginXML(File f) {
InputStream in = null;
OutputStream out = null;
try {
JarFile jar = new JarFile(f);
ZipEntry entry = jar.getEntry(PLUGIN_XML_FILE);
if (entry == null) {
return null;
}
File dest = File.createTempFile("jabref_plugin", ".xml");
dest.deleteOnExit();
in = new BufferedInputStream(jar.getInputStream(entry));
out = new BufferedOutputStream(new FileOutputStream(dest));
byte[] buffer = new byte[2048];
for (; ; ) {
int nBytes = in.read(buffer);
if (nBytes <= 0) break;
out.write(buffer, 0, nBytes);
}
out.flush();
return dest;
} catch (IOException ex) {
ex.printStackTrace();
return null;
} finally {
try {
if (out != null) out.close();
if (in != null) in.close();
} catch (IOException ex) {
ex.printStackTrace();
}
}
}
