Support stdin and stdout for compress/uncompress
This will improve flexibility in dictionary generation by allowing pipelined commands. Change-Id: Ia07bdc82c8bd740b5dfee6b5fd1a067f4b8b7ba5main
parent
9abea49dd4
commit
ccd8ed53b3
|
@ -46,46 +46,52 @@ public class Compress {
|
|||
|
||||
static public class Compressor extends Dicttool.Command {
|
||||
public static final String COMMAND = "compress";
|
||||
private static final String SUFFIX = ".compressed";
|
||||
public static final String STDIN_OR_STDOUT = "-";
|
||||
|
||||
public Compressor() {
|
||||
}
|
||||
|
||||
public String getHelp() {
|
||||
return "compress <filename>: Compresses a file using gzip compression";
|
||||
return COMMAND + " <src_filename> <dst_filename>: "
|
||||
+ "Compresses a file using gzip compression";
|
||||
}
|
||||
|
||||
public void run() throws IOException {
|
||||
if (mArgs.length < 1) {
|
||||
throw new RuntimeException("Not enough arguments for command " + COMMAND);
|
||||
if (mArgs.length > 2) {
|
||||
throw new RuntimeException("Too many arguments for command " + COMMAND);
|
||||
}
|
||||
final String inFilename = mArgs[0];
|
||||
final String outFilename = inFilename + SUFFIX;
|
||||
final FileInputStream input = new FileInputStream(new File(inFilename));
|
||||
final FileOutputStream output = new FileOutputStream(new File(outFilename));
|
||||
final String inFilename = mArgs.length >= 1 ? mArgs[0] : STDIN_OR_STDOUT;
|
||||
final String outFilename = mArgs.length >= 2 ? mArgs[1] : STDIN_OR_STDOUT;
|
||||
final InputStream input = inFilename.equals(STDIN_OR_STDOUT) ? System.in
|
||||
: new FileInputStream(new File(inFilename));
|
||||
final OutputStream output = outFilename.equals(STDIN_OR_STDOUT) ? System.out
|
||||
: new FileOutputStream(new File(outFilename));
|
||||
copy(input, new GZIPOutputStream(output));
|
||||
}
|
||||
}
|
||||
|
||||
static public class Uncompressor extends Dicttool.Command {
|
||||
public static final String COMMAND = "uncompress";
|
||||
private static final String SUFFIX = ".uncompressed";
|
||||
public static final String STDIN_OR_STDOUT = "-";
|
||||
|
||||
public Uncompressor() {
|
||||
}
|
||||
|
||||
public String getHelp() {
|
||||
return "uncompress <filename>: Uncompresses a file compressed with gzip compression";
|
||||
return COMMAND + " <src_filename> <dst_filename>: "
|
||||
+ "Uncompresses a file compressed with gzip compression";
|
||||
}
|
||||
|
||||
public void run() throws IOException {
|
||||
if (mArgs.length < 1) {
|
||||
throw new RuntimeException("Not enough arguments for command " + COMMAND);
|
||||
if (mArgs.length > 2) {
|
||||
throw new RuntimeException("Too many arguments for command " + COMMAND);
|
||||
}
|
||||
final String inFilename = mArgs[0];
|
||||
final String outFilename = inFilename + SUFFIX;
|
||||
final FileInputStream input = new FileInputStream(new File(inFilename));
|
||||
final FileOutputStream output = new FileOutputStream(new File(outFilename));
|
||||
final String inFilename = mArgs.length >= 1 ? mArgs[0] : STDIN_OR_STDOUT;
|
||||
final String outFilename = mArgs.length >= 2 ? mArgs[1] : STDIN_OR_STDOUT;
|
||||
final InputStream input = inFilename.equals(STDIN_OR_STDOUT) ? System.in
|
||||
: new FileInputStream(new File(inFilename));
|
||||
final OutputStream output = outFilename.equals(STDIN_OR_STDOUT) ? System.out
|
||||
: new FileOutputStream(new File(outFilename));
|
||||
copy(new GZIPInputStream(input), output);
|
||||
}
|
||||
}
|
||||
|
|
Loading…
Reference in New Issue