ToString methods

Signed-off-by: Ryan Nett <[email protected]>

Author: rnett

ndarray/src/main/java/org/tensorflow/ndarray/index/All.java

@@ -49,4 +49,9 @@ public boolean beginMask() {
   public boolean endMask() {
     return true;
   }
+
+  @Override
+  public String toString() {
+    return "All()";
+  }
 }

ndarray/src/main/java/org/tensorflow/ndarray/index/At.java

@@ -16,6 +16,7 @@
  */
 package org.tensorflow.ndarray.index;
 
+import java.util.StringJoiner;
 import org.tensorflow.ndarray.impl.dimension.Dimension;
 
 final class At implements TensorIndex {
@@ -68,4 +69,12 @@ public long end() {
   public boolean shrinkAxisMask() {
     return !keepDim;
   }
+
+  @Override
+  public String toString() {
+    return new StringJoiner(", ", At.class.getSimpleName() + "(", ")")
+        .add("coord=" + coord)
+        .add("keepDim=" + keepDim)
+        .toString();
+  }
 }

ndarray/src/main/java/org/tensorflow/ndarray/index/Ellipsis.java

@@ -16,6 +16,7 @@
  */
 package org.tensorflow.ndarray.index;
 
+import java.util.StringJoiner;
 import org.tensorflow.ndarray.impl.dimension.Dimension;
 
 final class Ellipsis implements TensorIndex{
@@ -45,4 +46,9 @@ public boolean isEllipsis() {
   public boolean ellipsisMask() {
     return true;
   }
+
+  @Override
+  public String toString() {
+    return "Ellipsis()";
+  }
 }

ndarray/src/main/java/org/tensorflow/ndarray/index/Hyperslab.java

@@ -15,6 +15,7 @@
  */
 package org.tensorflow.ndarray.index;
 
+import java.util.StringJoiner;
 import org.tensorflow.ndarray.impl.dimension.Dimension;
 
 /**
@@ -71,4 +72,14 @@ public boolean isPoint() {
   private final long stride;
   private final long count;
   private final long block;
+
+  @Override
+  public String toString() {
+    return new StringJoiner(", ", Hyperslab.class.getSimpleName() + "(", ")")
+        .add("start=" + start)
+        .add("stride=" + stride)
+        .add("count=" + count)
+        .add("block=" + block)
+        .toString();
+  }
 }

ndarray/src/main/java/org/tensorflow/ndarray/index/NewAxis.java

@@ -50,4 +50,9 @@ public boolean isNewAxis() {
   public boolean newAxisMask() {
     return true;
   }
+
+  @Override
+  public String toString() {
+    return "NewAxis()";
+  }
 }

ndarray/src/main/java/org/tensorflow/ndarray/index/Sequence.java

@@ -16,6 +16,7 @@
  */
 package org.tensorflow.ndarray.index;
 
+import java.util.StringJoiner;
 import org.tensorflow.ndarray.NdArray;
 import org.tensorflow.ndarray.impl.dimension.Dimension;
 
@@ -36,4 +37,11 @@ public long mapCoordinate(long coordinate, Dimension dim) {
   }
 
   private final NdArray<? extends Number> coords;
+
+  @Override
+  public String toString() {
+    return new StringJoiner(", ", Sequence.class.getSimpleName() + "(", ")")
+        .add("coords=" + coords)
+        .toString();
+  }
 }

ndarray/src/main/java/org/tensorflow/ndarray/index/Slice.java

@@ -16,6 +16,7 @@
  */
 package org.tensorflow.ndarray.index;
 
+import java.util.StringJoiner;
 import org.tensorflow.ndarray.impl.dimension.Dimension;
 
 final class Slice implements TensorIndex {
@@ -98,4 +99,13 @@ public boolean beginMask() {
   public boolean endMask() {
     return end == null;
   }
+
+  @Override
+  public String toString() {
+    return new StringJoiner(", ", Slice.class.getSimpleName() + "(", ")")
+        .add("start=" + start)
+        .add("end=" + end)
+        .add("stride=" + stride)
+        .toString();
+  }
 }