HBASE-21716 Add toStringCustomizedValues to TableDescriptor

Signed-off-by: Duo Zhang <zhangduo@apache.org>

hbase-client/src/main/java/org/apache/hadoop/hbase/HTableDescriptor.java

@@ -496,6 +496,7 @@ public class HTableDescriptor implements TableDescriptor, Comparable<HTableDescr
    * @return Name of this table and then a map of all of the column family
    * descriptors (with only the non-default column family attributes)
    */
+  @Override
   public String toStringCustomizedValues() {
     return delegatee.toStringCustomizedValues();
   }

hbase-client/src/main/java/org/apache/hadoop/hbase/client/TableDescriptor.java

@@ -284,6 +284,12 @@ public interface TableDescriptor {
    */
   boolean isReadOnly();
 
+  /**
+   * @return Name of this table and then a map of all of the column family descriptors (with only
+   *         the non-default column family attributes)
+   */
+  String toStringCustomizedValues();
+
   /**
    * Check if any of the table's cfs' replication scope are set to
    * {@link HConstants#REPLICATION_SCOPE_GLOBAL}.

hbase-client/src/main/java/org/apache/hadoop/hbase/client/TableDescriptorBuilder.java

@@ -1003,6 +1003,7 @@ public class TableDescriptorBuilder {
      * @return Name of this table and then a map of all of the column family
      * descriptors (with only the non-default column family attributes)
      */
+    @Override
     public String toStringCustomizedValues() {
       StringBuilder s = new StringBuilder();
       s.append('\'').append(Bytes.toString(name.getName())).append('\'');