src/share/classes/com/sun/imageio/plugins/jpeg/DQTMarkerSegment.java

rev 9230 : imported patch 8033716

*** 42,52 ****
  
  /**
   * A DQT (Define Quantization Table) marker segment.
   */
  class DQTMarkerSegment extends MarkerSegment {
!     List tables = new ArrayList();  // Could be 1 to 4
  
      DQTMarkerSegment(float quality, boolean needTwo) {
          super(JPEG.DQT);
          tables.add(new Qtable(true, quality));
          if (needTwo) {
--- 42,52 ----
  
  /**
   * A DQT (Define Quantization Table) marker segment.
   */
  class DQTMarkerSegment extends MarkerSegment {
!     List<Qtable> tables = new ArrayList<>();  // Could be 1 to 4
  
      DQTMarkerSegment(float quality, boolean needTwo) {
          super(JPEG.DQT);
          tables.add(new Qtable(true, quality));
          if (needTwo) {
*** 82,106 ****
          for (int i = 0; i < size; i++) {
              tables.add(new Qtable(children.item(i)));
          }
      }
  
!     protected Object clone() {
          DQTMarkerSegment newGuy = (DQTMarkerSegment) super.clone();
!         newGuy.tables = new ArrayList(tables.size());
!         Iterator iter = tables.iterator();
          while (iter.hasNext()) {
!             Qtable table = (Qtable) iter.next();
              newGuy.tables.add(table.clone());
          }
          return newGuy;
      }
  
      IIOMetadataNode getNativeNode() {
          IIOMetadataNode node = new IIOMetadataNode("dqt");
          for (int i= 0; i<tables.size(); i++) {
!             Qtable table = (Qtable) tables.get(i);
              node.appendChild(table.getNativeNode());
          }
          return node;
      }
  
--- 82,106 ----
          for (int i = 0; i < size; i++) {
              tables.add(new Qtable(children.item(i)));
          }
      }
  
!     protected DQTMarkerSegment clone() {
          DQTMarkerSegment newGuy = (DQTMarkerSegment) super.clone();
!         newGuy.tables = new ArrayList<>(tables.size());
!         Iterator<Qtable> iter = tables.iterator();
          while (iter.hasNext()) {
!             Qtable table = iter.next();
              newGuy.tables.add(table.clone());
          }
          return newGuy;
      }
  
      IIOMetadataNode getNativeNode() {
          IIOMetadataNode node = new IIOMetadataNode("dqt");
          for (int i= 0; i<tables.size(); i++) {
!             Qtable table = tables.get(i);
              node.appendChild(table.getNativeNode());
          }
          return node;
      }
  
*** 115,125 ****
      void print() {
          printTag("DQT");
          System.out.println("Num tables: "
                             + Integer.toString(tables.size()));
          for (int i= 0; i<tables.size(); i++) {
!             Qtable table = (Qtable) tables.get(i);
              table.print();
          }
          System.out.println();
      }
  
--- 115,125 ----
      void print() {
          printTag("DQT");
          System.out.println("Num tables: "
                             + Integer.toString(tables.size()));
          for (int i= 0; i<tables.size(); i++) {
!             Qtable table = tables.get(i);
              table.print();
          }
          System.out.println();
      }
  
*** 138,148 ****
                  allSame = false;
                  break;
              }
          }
          if (allSame) {
!             newGuy = (Qtable) luma.clone();
              newGuy.tableID = 1;
          } else {
              // Otherwise, find the largest coefficient less than 255.  This is
              // the largest value that we know did not clamp on scaling.
              int largestPos = 0;
--- 138,148 ----
                  allSame = false;
                  break;
              }
          }
          if (allSame) {
!             newGuy = luma.clone();
              newGuy.tableID = 1;
          } else {
              // Otherwise, find the largest coefficient less than 255.  This is
              // the largest value that we know did not clamp on scaling.
              int largestPos = 0;
*** 266,276 ****
                  throw new IIOInvalidTreeException
                      ("Invalid node, expected dqtable", node);
              }
          }
  
!         protected Object clone() {
              Qtable newGuy = null;
              try {
                  newGuy = (Qtable) super.clone();
              } catch (CloneNotSupportedException e) {} // won't happen
              if (data != null) {
--- 266,276 ----
                  throw new IIOInvalidTreeException
                      ("Invalid node, expected dqtable", node);
              }
          }
  
!         protected Qtable clone() {
              Qtable newGuy = null;
              try {
                  newGuy = (Qtable) super.clone();
              } catch (CloneNotSupportedException e) {} // won't happen
              if (data != null) {