minor comment tweaks.

Author: leerho

src/main/java/org/apache/datasketches/common/positional/PositionInvariantsException.java

@@ -21,6 +21,8 @@
 
 /**
  * Position operation violation.
+ *
+ * @author Lee Rhodes
  */
 public class PositionInvariantsException extends RuntimeException {
   private static final long serialVersionUID = 1L;

src/main/java/org/apache/datasketches/common/positional/PositionalImpl.java

@@ -112,7 +112,7 @@ public final PositionalImpl setStartPositionEnd(final long start, final long pos
    * @param start the lowest start position
    * @param pos the current position
    * @param end the highest position
-   * @param cap the capacity of the backing buffer.
+   * @param cap the capacity of the backing resource.
    */
   private static final void checkInvariants(final long start, final long pos, final long end,
         final long cap) {

src/main/java/org/apache/datasketches/common/positional/PositionalSegment.java

@@ -22,7 +22,7 @@
 import java.lang.foreign.MemorySegment;
 
 /**
- * Defines the read-only API for relative positional access to a resource.
+ * Defines the API for relative positional access to a MemorySegment.
  *
  * @author Lee Rhodes
  */
@@ -259,7 +259,7 @@ void getShortArray(
       int dstOffsetShorts,
       int lengthShorts);
 
-  //PRIMITIVE putX() and putXArray()
+  //PRIMITIVE setX() and setXArray()
 
   /**
    * Sets the boolean value at the current position.

src/main/java/org/apache/datasketches/common/positional/PositionalSegmentImpl.java

@@ -31,6 +31,8 @@
 
 /**
  * Implementation of PositionalSegment
+ *
+ * @author Lee Rhodes
  */
 final class PositionalSegmentImpl extends PositionalImpl implements PositionalSegment {
   private static final byte SHORT_SHIFT     = 1;
@@ -200,7 +202,7 @@ public void getShortArray(final short[] dstArray, final int dstOffsetShorts, fin
     incrementPosition(lengthShorts << SHORT_SHIFT);
   }
 
-  //PRIMITIVE putX() and putXArray() implementations
+  //PRIMITIVE setX() and setXArray() implementations
 
   @Override
   public void setBoolean(final boolean value) {