Add Zstandard and Brotli alg tests

README.md

@@ -3,4 +3,16 @@
 _(ametlik nimi uurimustööl?)_
 
 ## Uurimustöö programmi jooksutamine
-`git clone https://git.wut.ee/mikroskeem/java-class-compression-research` ja `mvn`. Java 8 on vajalik.
+`git clone https://git.wut.ee/mikroskeem/java-class-compression-research` ja `mvn`. Java 8 on vajalik.
+
+## Testitud algoritmid
+- BZip2
+- GZip
+- LZ4 (fast ja HC)
+- LZMA
+- XZ
+- Zip
+
+## Mittetuntud testitud algoritmid
+- [Brotli](https://github.com/google/brotli)
+- [Zstandard](https://github.com/facebook/zstd)

pom.xml

@@ -27,6 +27,11 @@
                 <enabled>true</enabled>
             </snapshots>
         </repository>
+        <repository>
+            <id>bintray-nitram509-jbrotli</id>
+            <name>bintray</name>
+            <url>http://dl.bintray.com/nitram509/jbrotli</url>
+        </repository>
     </repositories>
 
     <build>
@@ -102,5 +107,19 @@
             <artifactId>lz4</artifactId>
             <version>1.3.0</version>
         </dependency>
+
+        <!-- Brotli -->
+        <dependency>
+            <groupId>org.meteogroup.jbrotli</groupId>
+            <artifactId>jbrotli</artifactId>
+            <version>0.5.0</version>
+        </dependency>
+
+        <!-- Zstandard -->
+        <dependency>
+            <groupId>com.github.luben</groupId>
+            <artifactId>zstd-jni</artifactId>
+            <version>1.1.4</version>
+        </dependency>
     </dependencies>
 </project>

src/main/java/eu/mikroskeem/uurimustoo/algoritmidetest/algoritmid/Brotli.java

@@ -0,0 +1,31 @@
+package eu.mikroskeem.uurimustoo.algoritmidetest.algoritmid;
+
+import lombok.Getter;
+import org.meteogroup.jbrotli.BrotliStreamCompressor;
+import org.meteogroup.jbrotli.BrotliStreamDeCompressor;
+import org.meteogroup.jbrotli.libloader.BrotliLibraryLoader;
+
+/**
+ * @author Mark Vainomaa
+ */
+public class Brotli extends AbstractAlgorithm {
+    @Getter private final String name = "Brotli";
+
+    static {
+        BrotliLibraryLoader.loadBrotli();
+    }
+
+    @Override
+    public byte[] compress(byte[] input) {
+        BrotliStreamCompressor compressor = new BrotliStreamCompressor();
+        return compressor.compressArray(input, true);
+    }
+
+    @Override
+    public byte[] decompress(byte[] input) {
+        BrotliStreamDeCompressor decompressor = new BrotliStreamDeCompressor();
+        byte[] buf = new byte[8192]; // *sigh*
+        decompressor.deCompress(input, buf);
+        return buf;
+    }
+}

src/main/java/eu/mikroskeem/uurimustoo/algoritmidetest/algoritmid/Zstandard.java

@@ -0,0 +1,26 @@
+package eu.mikroskeem.uurimustoo.algoritmidetest.algoritmid;
+
+import com.github.luben.zstd.ZstdInputStream;
+import com.github.luben.zstd.ZstdOutputStream;
+import lombok.Getter;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+
+/**
+ * @author Mark Vainomaa
+ */
+public class Zstandard extends AbstractAlgorithm {
+    @Getter private final String name = "Zstandard";
+
+    @Override
+    public OutputStream createCompressor(OutputStream outputStream) throws IOException {
+        return new ZstdOutputStream(outputStream);
+    }
+
+    @Override
+    public InputStream createDecompressor(InputStream inputStream) throws IOException {
+        return new ZstdInputStream(inputStream);
+    }
+}