public static File writeFile(String content) {
try {
return writeFile(File.createTempFile("h2o", null), content);
} catch( IOException e ) {
throw Log.errRTExcept(e);
}
}
public static String readConsole() {
BufferedReader console = new BufferedReader(new InputStreamReader(System.in));
try {
return console.readLine();
} catch( IOException e ) {
throw Log.errRTExcept(e);
}
}
public static File writeFile(File file, String content) {
FileWriter w = null;
try {
w = new FileWriter(file);
w.write(content);
} catch(IOException e) {
Log.errRTExcept(e);
} finally {
close(w);
}
return file;
}
public static String readFile(File file) {
FileReader r = null;
try {
r = new FileReader(file);
char[] data = new char[(int) file.length()];
r.read(data);
return new String(data);
} catch(IOException e) {
throw Log.errRTExcept(e);
} finally {
close(r);
}
}
public static void writeFileAndClose(File file, InputStream in) {
OutputStream out = null;
try {
out = new FileOutputStream(file);
byte[] buffer = new byte[1024];
int len = in.read(buffer);
while (len > 0) {
out.write(buffer, 0, len);
len = in.read(buffer);
}
} catch(IOException e) {
throw Log.errRTExcept(e);
} finally {
close(in, out);
}
}
public static byte [] unzipBytes(byte [] bs, Compression cmp) {
InputStream is = null;
int off = 0;
try {
switch(cmp) {
case NONE: // No compression
return bs;
case ZIP: {
ZipInputStream zis = new ZipInputStream(new ByteArrayInputStream(bs));
ZipEntry ze = zis.getNextEntry(); // Get the *FIRST* entry
// There is at least one entry in zip file and it is not a directory.
if( ze != null && !ze.isDirectory() ) {
is = zis;
break;
}
zis.close();
return bs; // Don't crash, ignore file if cannot unzip
}
case GZIP:
is = new GZIPInputStream(new ByteArrayInputStream(bs));
break;
default:
assert false:"cmp = " + cmp;
}
// If reading from a compressed stream, estimate we can read 2x uncompressed
assert( is != null ):"is is NULL, cmp = " + cmp;
bs = new byte[bs.length * 2];
// Now read from the (possibly compressed) stream
while( off < bs.length ) {
int len = is.read(bs, off, bs.length - off);
if( len < 0 )
break;
off += len;
if( off == bs.length ) { // Dataset is uncompressing alot! Need more space...
if( bs.length >= ValueArray.CHUNK_SZ )
break; // Already got enough
bs = Arrays.copyOf(bs, bs.length * 2);
}
}
} catch( IOException ioe ) { // Stop at any io error
Log.err(ioe);
} finally {
Utils.close(is);
}
return bs;
}
public static void readFile(File file, OutputStream out) {
BufferedInputStream in = null;
try {
in = new BufferedInputStream(new FileInputStream(file));
byte[] buffer = new byte[1024];
while( true ) {
int count = in.read(buffer);
if( count == -1 )
break;
out.write(buffer, 0, count);
}
} catch(IOException e) {
throw Log.errRTExcept(e);
} finally {
close(in);
}
}
