[Git][java-team/lz4-java][master] Fixed the backward compatibility with Java 8

[Emmanuel Bourg]

Emmanuel Bourg pushed to branch master at Debian Java Maintainers / lz4-java


Commits:
49d69366 by Emmanuel Bourg at 2019-10-14T09:35:49Z
Fixed the backward compatibility with Java 8

- - - - -


3 changed files:

- debian/changelog
- + debian/patches/java8-compatibility.patch
- debian/patches/series


Changes:

=====================================
debian/changelog
=====================================
@@ -1,3 +1,10 @@
+lz4-java (1.5.1-2) unstable; urgency=medium
+
+  * Team upload.
+  * Fixed the backward compatibility with Java 8
+
+ -- Emmanuel Bourg <ebourg at apache.org>  Mon, 14 Oct 2019 11:35:29 +0200
+
 lz4-java (1.5.1-1) unstable; urgency=medium
 
   * Initial release (Closes: #934700)


=====================================
debian/patches/java8-compatibility.patch
=====================================
@@ -0,0 +1,80 @@
+Description: Preserves the backward compatibility with Java 8
+Author: Emmanuel Bourg <ebourg at apache.org>
+Forwarded: no
+--- a/src/java/net/jpountz/lz4/LZ4FrameOutputStream.java
++++ b/src/java/net/jpountz/lz4/LZ4FrameOutputStream.java
+@@ -225,7 +225,7 @@
+       intLEBuffer.putInt(0, checksum.hash(bufferToWrite, 0, compressedLength, 0));
+       out.write(intLEBuffer.array());
+     }
+-    buffer.rewind();
++    ((java.nio.Buffer) buffer).rewind();
+   }
+ 
+   /**
+--- a/src/java/net/jpountz/lz4/LZ4FrameInputStream.java
++++ b/src/java/net/jpountz/lz4/LZ4FrameInputStream.java
+@@ -133,7 +133,7 @@
+    * @throws IOException
+    */
+   private void readHeader() throws IOException {
+-    headerBuffer.rewind();
++    ((java.nio.Buffer) headerBuffer).rewind();
+ 
+     final int flgRead = in.read();
+     if (flgRead < 0) {
+@@ -174,7 +174,7 @@
+     compressedBuffer = new byte[maxBlockSize]; // Reused during different compressions
+     rawBuffer = new byte[maxBlockSize];
+     buffer = ByteBuffer.wrap(rawBuffer);
+-    buffer.limit(0);
++    ((java.nio.Buffer) buffer).limit(0);
+   }
+ 
+   private final ByteBuffer readNumberBuff = ByteBuffer.allocate(LZ4FrameOutputStream.LONG_BYTES).order(ByteOrder.LITTLE_ENDIAN);
+@@ -270,8 +270,8 @@
+       frameInfo.updateStreamHash(rawBuffer, 0, currentBufferSize);
+     }
+     totalContentSize += currentBufferSize;
+-    buffer.limit(currentBufferSize);
+-    buffer.rewind();
++    ((java.nio.Buffer) buffer).limit(currentBufferSize);
++    ((java.nio.Buffer) buffer).rewind();
+   }
+ 
+   @Override
+@@ -319,7 +319,7 @@
+       readBlock();
+     }
+     n = Math.min(n, buffer.remaining());
+-    buffer.position(buffer.position() + (int)n);
++    ((java.nio.Buffer) buffer).position(buffer.position() + (int)n);
+     return n;
+   }
+ 
+--- a/src/java/net/jpountz/lz4/LZ4DecompressorWithLength.java
++++ b/src/java/net/jpountz/lz4/LZ4DecompressorWithLength.java
+@@ -143,8 +143,8 @@
+   public void decompress(ByteBuffer src, ByteBuffer dest) {
+     final int destLen = getDecompressedLength(src, src.position());
+     final int read = decompressor.decompress(src, src.position() + 4, dest, dest.position(), destLen);
+-    src.position(src.position() + 4 + read);
+-    dest.position(dest.position() + destLen);
++    ((java.nio.Buffer) src).position(src.position() + 4 + read);
++    ((java.nio.Buffer) dest).position(dest.position() + destLen);
+   }
+ 
+   /** Decompresses <code>src[srcOff:]</code> into <code>dest[destOff:]</code>
+--- a/src/java/net/jpountz/lz4/LZ4CompressorWithLength.java
++++ b/src/java/net/jpountz/lz4/LZ4CompressorWithLength.java
+@@ -166,8 +166,8 @@
+    */
+   public void compress(ByteBuffer src, ByteBuffer dest) {
+     final int compressedLength = compress(src, src.position(), src.remaining(), dest, dest.position(), dest.remaining());
+-    src.position(src.limit());
+-    dest.position(dest.position() + compressedLength);
++    ((java.nio.Buffer) src).position(src.limit());
++    ((java.nio.Buffer) dest).position(dest.position() + compressedLength);
+   }
+ 
+   /**


=====================================
debian/patches/series
=====================================
@@ -2,3 +2,4 @@ replace-javah.patch
 ivyversioncorrection.patch
 mvel-broken-includes-workaround.patch
 unbundle-native-library.patch
+java8-compatibility.patch



View it on GitLab: https://salsa.debian.org/java-team/lz4-java/commit/49d693661c2d326af49a154cd2bded92c63c907f

-- 
View it on GitLab: https://salsa.debian.org/java-team/lz4-java/commit/49d693661c2d326af49a154cd2bded92c63c907f
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