move BytesBytesCodec.copy to Utils.copyStream

Author: brokkoli71

src/main/java/dev/zarr/zarrjava/core/codec/BytesBytesCodec.java

@@ -13,11 +13,4 @@ public abstract class BytesBytesCodec extends AbstractCodec {
 
     public abstract ByteBuffer decode(ByteBuffer chunkBytes) throws ZarrException;
 
-    protected void copy(InputStream inputStream, OutputStream outputStream) throws IOException {
-        byte[] buffer = new byte[4096];
-        int len;
-        while ((len = inputStream.read(buffer)) > 0) {
-          outputStream.write(buffer, 0, len);
-        }
-      }
 }

src/main/java/dev/zarr/zarrjava/utils/Utils.java

@@ -3,6 +3,7 @@
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
+import java.io.OutputStream;
 import java.nio.ByteBuffer;
 import java.nio.ByteOrder;
 import java.util.Arrays;
@@ -78,6 +79,15 @@ public static <T> T[] concatArrays(T[] array1, T[]... arrays) {
     return result;
   }
 
+  public static void copyStream(InputStream inputStream, OutputStream outputStream) throws IOException {
+        byte[] buffer = new byte[4096];
+        int len;
+        while ((len = inputStream.read(buffer)) > 0) {
+          outputStream.write(buffer, 0, len);
+        }
+      }
+
+
   public static boolean isPermutation(int[] array) {
     if (array.length==0){
       return false;

src/main/java/dev/zarr/zarrjava/v2/codec/core/ZlibCodec.java

@@ -5,7 +5,6 @@
 import dev.zarr.zarrjava.ZarrException;
 import dev.zarr.zarrjava.utils.Utils;
 import dev.zarr.zarrjava.v2.codec.Codec;
-import dev.zarr.zarrjava.core.ArrayMetadata;
 import dev.zarr.zarrjava.core.codec.BytesBytesCodec;
 
 import java.io.ByteArrayInputStream;
@@ -34,7 +33,7 @@ public ZlibCodec(
     public ByteBuffer decode(ByteBuffer chunkBytes) throws ZarrException {
         try (ByteArrayOutputStream outputStream = new ByteArrayOutputStream(); InflaterInputStream inputStream = new InflaterInputStream(
             new ByteArrayInputStream(Utils.toArray(chunkBytes)))) {
-            copy(inputStream, outputStream);
+            Utils.copyStream(inputStream, outputStream);
             inputStream.close();
             return ByteBuffer.wrap(outputStream.toByteArray());
         } catch (IOException ex) {

src/main/java/dev/zarr/zarrjava/v3/codec/core/GzipCodec.java

@@ -34,7 +34,7 @@ public ByteBuffer decode(ByteBuffer chunkBytes)
       throws ZarrException {
     try (ByteArrayOutputStream outputStream = new ByteArrayOutputStream(); GZIPInputStream inputStream = new GZIPInputStream(
         new ByteArrayInputStream(Utils.toArray(chunkBytes)))) {
-      copy(inputStream, outputStream);
+      Utils.copyStream(inputStream, outputStream);
       inputStream.close();
       return ByteBuffer.wrap(outputStream.toByteArray());
     } catch (IOException ex) {