File 0002-Remove-ZSTD-compressor.patch of Package apache-commons-compress

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File 0002-Remove-ZSTD-compressor.patch of Package apache-commons-compress

From d80b7b190c789c33a15f56613a21c44827a63c75 Mon Sep 17 00:00:00 2001
From: Michael Simacek <msimacek@redhat.com>
Date: Mon, 12 Feb 2018 10:59:55 +0100
Subject: [PATCH 2/3] Remove ZSTD compressor

---
 .../compressors/CompressorStreamFactory.java  | 22 ++++---------------
 1 file changed, 4 insertions(+), 18 deletions(-)

diff --git a/src/main/java/org/apache/commons/compress/compressors/CompressorStreamFactory.java b/src/main/java/org/apache/commons/compress/compressors/CompressorStreamFactory.java
index 2406d5a44..9ed40a3d7 100644
--- a/src/main/java/org/apache/commons/compress/compressors/CompressorStreamFactory.java
+++ b/src/main/java/org/apache/commons/compress/compressors/CompressorStreamFactory.java
@@ -53,9 +53,6 @@
 import org.apache.commons.compress.compressors.xz.XZCompressorOutputStream;
 import org.apache.commons.compress.compressors.xz.XZUtils;
 import org.apache.commons.compress.compressors.z.ZCompressorInputStream;
-import org.apache.commons.compress.compressors.zstandard.ZstdCompressorInputStream;
-import org.apache.commons.compress.compressors.zstandard.ZstdCompressorOutputStream;
-import org.apache.commons.compress.compressors.zstandard.ZstdUtils;
 import org.apache.commons.compress.utils.IOUtils;
 import org.apache.commons.compress.utils.Sets;
 
@@ -280,10 +277,6 @@ static String detect(final InputStream inputStream, final Set<String> compressor
             return LZ4_FRAMED;
         }
 
-        if (compressorNames.contains(ZSTANDARD) && ZstdUtils.matches(signature, signatureLength)) {
-            return ZSTANDARD;
-        }
-
         throw new CompressorException("No Compressor found for the stream signature.");
     }
 
@@ -405,10 +398,6 @@ public static String getZ() {
         return Z;
     }
 
-    public static String getZstandard() {
-        return ZSTANDARD;
-    }
-
     static void putAll(final Set<String> names, final CompressorStreamProvider provider, final TreeMap<String, CompressorStreamProvider> map) {
         names.forEach(name -> map.put(toKey(name), provider));
     }
@@ -513,7 +502,7 @@ public CompressorInputStream createCompressorInputStream(final InputStream in, f
      * Creates a compressor input stream from a compressor name and an input stream.
      *
      * @param name of the compressor, i.e. {@value #GZIP}, {@value #BZIP2}, {@value #XZ}, {@value #LZMA}, {@value #PACK200}, {@value #SNAPPY_RAW},
-     *             {@value #SNAPPY_FRAMED}, {@value #Z}, {@value #LZ4_BLOCK}, {@value #LZ4_FRAMED}, {@value #ZSTANDARD}, {@value #DEFLATE64} or
+     *             {@value #SNAPPY_FRAMED}, {@value #Z}, {@value #LZ4_BLOCK}, {@value #LZ4_FRAMED}, {@value #DEFLATE64} or
      *             {@value #DEFLATE}
      * @param in   the input stream
      * @return compressor input stream
@@ -554,10 +543,7 @@ public CompressorInputStream createCompressorInputStream(final String name, fina
             }
 
             if (ZSTANDARD.equalsIgnoreCase(name)) {
-                if (!ZstdUtils.isZstdCompressionAvailable()) {
-                    throw new CompressorException("Zstandard compression is not available." + YOU_NEED_ZSTD_JNI);
-                }
-                return new ZstdCompressorInputStream(in);
+                throw new CompressorException("Zstandard compression is not available in this build.");
             }
 
             if (LZMA.equalsIgnoreCase(name)) {
@@ -614,7 +600,7 @@ public CompressorInputStream createCompressorInputStream(final String name, fina
      * Creates a compressor output stream from a compressor name and an output stream.
      *
      * @param name the compressor name, i.e. {@value #GZIP}, {@value #BZIP2}, {@value #XZ}, {@value #PACK200}, {@value #SNAPPY_FRAMED}, {@value #LZ4_BLOCK},
-     *             {@value #LZ4_FRAMED}, {@value #ZSTANDARD} or {@value #DEFLATE}
+     *             {@value #LZ4_FRAMED} or {@value #DEFLATE}
      * @param out  the output stream
      * @return the compressor output stream
      * @throws CompressorException      if the archiver name is not known
@@ -665,7 +651,7 @@ public CompressorOutputStream createCompressorOutputStream(final String name, fi
             }
 
             if (ZSTANDARD.equalsIgnoreCase(name)) {
-                return new ZstdCompressorOutputStream(out);
+                throw new CompressorException("Zstandard compression is not available in this build.");
             }
         } catch (final IOException e) {
             throw new CompressorException("Could not create CompressorOutputStream", e);
-- 
2.43.0

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