aboutsummaryrefslogtreecommitdiffstats
path: root/src/eu/siacs/conversations/utils/zlib/ZLibOutputStream.java
diff options
context:
space:
mode:
Diffstat (limited to 'src/eu/siacs/conversations/utils/zlib/ZLibOutputStream.java')
-rw-r--r--src/eu/siacs/conversations/utils/zlib/ZLibOutputStream.java135
1 files changed, 73 insertions, 62 deletions
diff --git a/src/eu/siacs/conversations/utils/zlib/ZLibOutputStream.java b/src/eu/siacs/conversations/utils/zlib/ZLibOutputStream.java
index cc64a5e6..8b3f5e68 100644
--- a/src/eu/siacs/conversations/utils/zlib/ZLibOutputStream.java
+++ b/src/eu/siacs/conversations/utils/zlib/ZLibOutputStream.java
@@ -9,76 +9,87 @@ import java.util.zip.Deflater;
import java.util.zip.DeflaterOutputStream;
/**
- * <p>Android 2.2 includes Java7 FLUSH_SYNC option, which will be used by this
+ * <p>
+ * Android 2.2 includes Java7 FLUSH_SYNC option, which will be used by this
* Implementation, preferable via reflection. The @hide was remove in API level
- * 19. This class might thus go away in the future.</p>
- * <p>Please use {@link ZLibOutputStream#SUPPORTED} to check for flush
- * compatibility.</p>
+ * 19. This class might thus go away in the future.
+ * </p>
+ * <p>
+ * Please use {@link ZLibOutputStream#SUPPORTED} to check for flush
+ * compatibility.
+ * </p>
*/
public class ZLibOutputStream extends DeflaterOutputStream {
- /**
- * The reflection based flush method.
- */
+ /**
+ * The reflection based flush method.
+ */
- private final static Method method;
- /**
- * SUPPORTED is true if a flush compatible method exists.
- */
- public final static boolean SUPPORTED;
+ private final static Method method;
+ /**
+ * SUPPORTED is true if a flush compatible method exists.
+ */
+ public final static boolean SUPPORTED;
- /**
- * Static block to initialize {@link #SUPPORTED} and {@link #method}.
- */
- static {
- Method m = null;
- try {
- m = Deflater.class.getMethod("deflate", byte[].class, int.class, int.class, int.class);
- } catch (SecurityException e) {
- } catch (NoSuchMethodException e) {
- }
- method = m;
- SUPPORTED = (method != null);
- }
+ /**
+ * Static block to initialize {@link #SUPPORTED} and {@link #method}.
+ */
+ static {
+ Method m = null;
+ try {
+ m = Deflater.class.getMethod("deflate", byte[].class, int.class,
+ int.class, int.class);
+ } catch (SecurityException e) {
+ } catch (NoSuchMethodException e) {
+ }
+ method = m;
+ SUPPORTED = (method != null);
+ }
- /**
- * Create a new ZLib compatible output stream wrapping the given low level
- * stream. ZLib compatiblity means we will send a zlib header.
- * @param os OutputStream The underlying stream.
- * @throws IOException In case of a lowlevel transfer problem.
- * @throws NoSuchAlgorithmException In case of a {@link Deflater} error.
- */
- public ZLibOutputStream(OutputStream os) throws IOException,
- NoSuchAlgorithmException {
- super(os, new Deflater(Deflater.BEST_COMPRESSION));
- }
+ /**
+ * Create a new ZLib compatible output stream wrapping the given low level
+ * stream. ZLib compatiblity means we will send a zlib header.
+ *
+ * @param os
+ * OutputStream The underlying stream.
+ * @throws IOException
+ * In case of a lowlevel transfer problem.
+ * @throws NoSuchAlgorithmException
+ * In case of a {@link Deflater} error.
+ */
+ public ZLibOutputStream(OutputStream os) throws IOException,
+ NoSuchAlgorithmException {
+ super(os, new Deflater(Deflater.BEST_COMPRESSION));
+ }
- /**
- * Flush the given stream, preferring Java7 FLUSH_SYNC if available.
- * @throws IOException In case of a lowlevel exception.
- */
- @Override
- public void flush() throws IOException {
- if (!SUPPORTED) {
- super.flush();
- return;
- }
- try {
- int count = 0;
- do {
- count = (Integer) method.invoke(def, buf, 0, buf.length, 3);
- if (count > 0) {
- out.write(buf, 0, count);
+ /**
+ * Flush the given stream, preferring Java7 FLUSH_SYNC if available.
+ *
+ * @throws IOException
+ * In case of a lowlevel exception.
+ */
+ @Override
+ public void flush() throws IOException {
+ if (!SUPPORTED) {
+ super.flush();
+ return;
+ }
+ try {
+ int count = 0;
+ do {
+ count = (Integer) method.invoke(def, buf, 0, buf.length, 3);
+ if (count > 0) {
+ out.write(buf, 0, count);
+ }
+ } while (count > 0);
+ } catch (IllegalArgumentException e) {
+ throw new IOException("Can't flush");
+ } catch (IllegalAccessException e) {
+ throw new IOException("Can't flush");
+ } catch (InvocationTargetException e) {
+ throw new IOException("Can't flush");
}
- } while (count > 0);
- } catch (IllegalArgumentException e) {
- throw new IOException("Can't flush");
- } catch (IllegalAccessException e) {
- throw new IOException("Can't flush");
- } catch (InvocationTargetException e) {
- throw new IOException("Can't flush");
- }
- super.flush();
- }
+ super.flush();
+ }
}