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-rw-r--r--libjava/java/util/zip/Inflater.java101
1 files changed, 101 insertions, 0 deletions
diff --git a/libjava/java/util/zip/Inflater.java b/libjava/java/util/zip/Inflater.java
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+++ b/libjava/java/util/zip/Inflater.java
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+// Inflater.java - Decompress a data stream.
+
+/* Copyright (C) 1999 Cygnus Solutions
+
+ This file is part of libgcj.
+
+This software is copyrighted work licensed under the terms of the
+Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
+details. */
+
+package java.util.zip;
+
+import gnu.gcj.RawData;
+
+/**
+ * @author Tom Tromey
+ * @date May 17, 1999
+ */
+
+/* Written using on-line Java Platform 1.2 API Specification
+ * and JCL book.
+ * Believed complete and correct.
+ */
+
+public class Inflater
+{
+ public native void end ();
+
+ protected void finalize ()
+ {
+ end ();
+ }
+
+ public synchronized boolean finished ()
+ {
+ return is_finished;
+ }
+
+ public native int getAdler ();
+ public native int getRemaining ();
+ public native int getTotalIn ();
+ public native int getTotalOut ();
+
+ public int inflate (byte[] buf) throws DataFormatException
+ {
+ return inflate (buf, 0, buf.length);
+ }
+
+ public native int inflate (byte[] buf, int off, int len)
+ throws DataFormatException;
+
+ private native void init (boolean noHeader);
+
+ public Inflater ()
+ {
+ this (false);
+ }
+
+ public Inflater (boolean noHeader)
+ {
+ init (noHeader);
+ }
+
+ public synchronized boolean needsDictionary ()
+ {
+ return dict_needed;
+ }
+
+ public synchronized boolean needsInput ()
+ {
+ return getRemaining () == 0;
+ }
+
+ public native void reset ();
+
+ public void setDictionary (byte[] buf)
+ {
+ setDictionary (buf, 0, buf.length);
+ }
+
+ public native void setDictionary (byte[] buf, int off, int len);
+
+ public void setInput (byte[] buf)
+ {
+ setInput (buf, 0, buf.length);
+ }
+
+ public native void setInput (byte[] buf, int off, int len);
+
+ // The zlib stream.
+ private RawData zstream;
+
+ // True if finished.
+ private boolean is_finished;
+
+ // True if dictionary needed.
+ private boolean dict_needed;
+
+ // Total number of bytes made available at last setInput.
+ private int last_input_count;
+}
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