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authorNico Kruber <[email protected]>2013-01-28 20:05:24 +0100
committerFredrik Gustafsson <[email protected]>2013-02-04 09:52:34 +0100
commit283569b8ede00003c24776961e77051f37dc5594 (patch)
tree4c6c2d9ef9c2d548c346f210a69b9deeea87c427
parentd78f2ee3f2bd9ce38d77d70c0893e16b9d0f8df4 (diff)
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jinterface, OtpOutputStream: add a write_compressed(object, level) method
Now that we use an own deflater, we can also allow the user to specify the compression level as in Erlang's term_to_binary/2.
-rw-r--r--lib/jinterface/java_src/com/ericsson/otp/erlang/OtpOutputStream.java18
1 files changed, 15 insertions, 3 deletions
diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpOutputStream.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpOutputStream.java
index 884a0cd21c..f7d5891a27 100644
--- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpOutputStream.java
+++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpOutputStream.java
@@ -796,11 +796,23 @@ public class OtpOutputStream extends ByteArrayOutputStream {
/**
* Write an arbitrary Erlang term to the stream in compressed format.
- *
+ *
* @param o
- * the Erlang tem to write.
+ * the Erlang term to write.
*/
public void write_compressed(final OtpErlangObject o) {
+ write_compressed(o, Deflater.DEFAULT_COMPRESSION);
+ }
+
+ /**
+ * Write an arbitrary Erlang term to the stream in compressed format.
+ *
+ * @param o
+ * the Erlang term to write.
+ * @param level
+ * the compression level (<tt>0..9</tt>)
+ */
+ public void write_compressed(final OtpErlangObject o, int level) {
final OtpOutputStream oos = new OtpOutputStream(o);
/*
* similar to erts_term_to_binary() in external.c:
@@ -825,7 +837,7 @@ public class OtpOutputStream extends ByteArrayOutputStream {
// -> if compression uses more, use the uncompressed term!
int destCount = startCount + oos.size();
this.fixedSize = destCount;
- Deflater def = new Deflater();
+ Deflater def = new Deflater(level);
final java.util.zip.DeflaterOutputStream dos = new java.util.zip.DeflaterOutputStream(
this, def);
try {