Move BufferDataAccessFactory to separate class

imglib · Apr 22, 2024 · e7469fd · e7469fd
1 parent 3d1e7ed
commit e7469fd
Show file tree

Hide file tree

Showing 2 changed files with 81 additions and 75 deletions.
diff --git a/src/main/java/net/imglib2/img/basictypeaccess/nio/BufferDataAccessFactory.java b/src/main/java/net/imglib2/img/basictypeaccess/nio/BufferDataAccessFactory.java
@@ -0,0 +1,78 @@
+package net.imglib2.img.basictypeaccess.nio;
+
+import static net.imglib2.img.basictypeaccess.AccessFlags.DIRTY;
+
+import java.nio.ByteBuffer;
+import java.util.Set;
+
+import net.imglib2.img.basictypeaccess.AccessFlags;
+import net.imglib2.img.basictypeaccess.array.ArrayDataAccess;
+import net.imglib2.type.NativeType;
+import net.imglib2.type.NativeTypeFactory;
+import net.imglib2.type.PrimitiveType;
+
+
+/**
+ * TODO javadoc
+ */
+public class BufferDataAccessFactory
+{
+	public static < T extends NativeType< T >, A extends BufferAccess< A > > A get(
+			final T type )
+	{
+		return get( type, AccessFlags.setOf() );
+	}
+
+	public static < T extends NativeType< T >, A extends BufferAccess< A > > A get(
+			final T type,
+			final Set< AccessFlags > flags )
+	{
+		return get( type.getNativeTypeFactory().getPrimitiveType(), flags );
+	}
+
+	public static < A extends BufferAccess< A > > A get(
+			final NativeTypeFactory< ?, ? > typeFactory )
+	{
+		return get( typeFactory.getPrimitiveType(), AccessFlags.setOf() );
+	}
+
+	public static < A extends BufferAccess< A > > A get(
+			final NativeTypeFactory< ?, ? > typeFactory,
+			final Set< AccessFlags > flags )
+	{
+		return get( typeFactory.getPrimitiveType(), flags );
+	}
+
+	@SuppressWarnings( "unchecked" )
+	public static < A extends BufferAccess< A > > A get(
+			final PrimitiveType primitiveType,
+			final Set< AccessFlags > flags )
+	{
+		final boolean dirty = flags.contains( DIRTY );
+		if ( dirty )
+			// TODO: implement DirtyByteBufferAccess etc.
+			throw new UnsupportedOperationException( "TODO: implement DirtyByteBufferAccess etc." );
+		final ByteBuffer buf = ByteBuffer.allocateDirect( 8 );
+		switch ( primitiveType )
+		{
+		case BOOLEAN:
+			throw new UnsupportedOperationException( "TODO: so far, no Boolean BufferAccess exists." );
+		case BYTE:
+			return ( A ) ByteBufferAccess.fromByteBuffer( buf, true );
+		case CHAR:
+			return ( A ) CharBufferAccess.fromByteBuffer( buf, true );
+		case DOUBLE:
+			return ( A ) DoubleBufferAccess.fromByteBuffer( buf, true );
+		case FLOAT:
+			return ( A ) FloatBufferAccess.fromByteBuffer( buf, true );
+		case INT:
+			return ( A ) IntBufferAccess.fromByteBuffer( buf, true );
+		case LONG:
+			return ( A ) LongBufferAccess.fromByteBuffer( buf, true );
+		case SHORT:
+			return ( A ) ShortBufferAccess.fromByteBuffer( buf, true );
+		default:
+			throw new IllegalArgumentException();
+		}
+	}
+}
diff --git a/src/test/java/net/imglib2/img/BufferExample.java b/src/test/java/net/imglib2/img/BufferExample.java
@@ -1,33 +1,22 @@
 package net.imglib2.img;
 
-import java.nio.ByteBuffer;
 import java.util.Random;
-import java.util.Set;
+
 import net.imglib2.Dimensions;
 import net.imglib2.blocks.PrimitiveBlocks;
 import net.imglib2.img.array.ArrayImg;
 import net.imglib2.img.array.ArrayImgFactory;
 import net.imglib2.img.array.ArrayImgs;
-import net.imglib2.img.basictypeaccess.AccessFlags;
 import net.imglib2.img.basictypeaccess.array.ArrayDataAccess;
 import net.imglib2.img.basictypeaccess.nio.BufferAccess;
-import net.imglib2.img.basictypeaccess.nio.ByteBufferAccess;
-import net.imglib2.img.basictypeaccess.nio.CharBufferAccess;
-import net.imglib2.img.basictypeaccess.nio.DoubleBufferAccess;
-import net.imglib2.img.basictypeaccess.nio.FloatBufferAccess;
-import net.imglib2.img.basictypeaccess.nio.IntBufferAccess;
-import net.imglib2.img.basictypeaccess.nio.LongBufferAccess;
-import net.imglib2.img.basictypeaccess.nio.ShortBufferAccess;
+import net.imglib2.img.basictypeaccess.nio.BufferDataAccessFactory;
 import net.imglib2.loops.LoopBuilder;
 import net.imglib2.type.NativeType;
 import net.imglib2.type.NativeTypeFactory;
-import net.imglib2.type.PrimitiveType;
 import net.imglib2.type.numeric.integer.IntType;
 import net.imglib2.util.Fraction;
 import net.imglib2.util.Intervals;
 
-import static net.imglib2.img.basictypeaccess.AccessFlags.DIRTY;
-
 public class BufferExample
 {
 	public static void main( String[] args )
@@ -108,7 +97,7 @@ static String toString( Img< IntType > img )
 	 *       Adopt this scheme there as well.
 	 */
 
-	private static < T extends NativeType< T >, A extends ArrayDataAccess< A > > ArrayImg< T, A > create(
+	private static < T extends NativeType< T >, A extends BufferAccess< A > > ArrayImg< T, A > create(
 			final long[] dimensions,
 			final T type,
 			final NativeTypeFactory< T, ? super A > typeFactory )
@@ -123,65 +112,4 @@ private static < T extends NativeType< T >, A extends ArrayDataAccess< A > > Arr
 		return img;
 	}
 
-
-	public static class BufferDataAccessFactory
-	{
-		public static < T extends NativeType< T >, A extends ArrayDataAccess< A > > A get(
-				final T type )
-		{
-			return get( type, AccessFlags.setOf() );
-		}
-
-		public static < T extends NativeType< T >, A extends ArrayDataAccess< A > > A get(
-				final T type,
-				final Set< AccessFlags > flags )
-		{
-			return get( type.getNativeTypeFactory().getPrimitiveType(), flags );
-		}
-
-		public static < A extends ArrayDataAccess< A > > A get(
-				final NativeTypeFactory< ?, ? > typeFactory )
-		{
-			return get( typeFactory.getPrimitiveType(), AccessFlags.setOf() );
-		}
-
-		public static < A extends ArrayDataAccess< A > > A get(
-				final NativeTypeFactory< ?, ? > typeFactory,
-				final Set< AccessFlags > flags )
-		{
-			return get( typeFactory.getPrimitiveType(), flags );
-		}
-
-		@SuppressWarnings( "unchecked" )
-		public static < A extends ArrayDataAccess< A > > A get(
-				final PrimitiveType primitiveType,
-				final Set< AccessFlags > flags )
-		{
-			final boolean dirty = flags.contains( DIRTY );
-			if ( dirty )
-				throw new UnsupportedOperationException( "TODO: implement DirtyByteBufferAccess etc." );
-			final ByteBuffer buf = ByteBuffer.allocateDirect( 8 );
-			switch ( primitiveType )
-			{
-			case BOOLEAN:
-				throw new UnsupportedOperationException( "TODO: so far, no Boolean BufferAccess exists." );
-			case BYTE:
-				return ( A ) ByteBufferAccess.fromByteBuffer( buf, true );
-			case CHAR:
-				return ( A ) CharBufferAccess.fromByteBuffer( buf, true );
-			case DOUBLE:
-				return ( A ) DoubleBufferAccess.fromByteBuffer( buf, true );
-			case FLOAT:
-				return ( A ) FloatBufferAccess.fromByteBuffer( buf, true );
-			case INT:
-				return ( A ) IntBufferAccess.fromByteBuffer( buf, true );
-			case LONG:
-				return ( A ) LongBufferAccess.fromByteBuffer( buf, true );
-			case SHORT:
-				return ( A ) ShortBufferAccess.fromByteBuffer( buf, true );
-			default:
-				throw new IllegalArgumentException();
-			}
-		}
-	}
 }