src/java.desktop/share/classes/javax/swing/GroupLayout.java

rev 10947 : 8055723: Replace concat String to append in StringBuilder parameters

*** 1211,1229 ****
      public String toString() {
          if (springsChanged) {
              registerComponents(horizontalGroup, HORIZONTAL);
              registerComponents(verticalGroup, VERTICAL);
          }
!         StringBuffer buffer = new StringBuffer();
!         buffer.append("HORIZONTAL\n");
!         createSpringDescription(buffer, horizontalGroup, "  ", HORIZONTAL);
!         buffer.append("\nVERTICAL\n");
!         createSpringDescription(buffer, verticalGroup, "  ", VERTICAL);
!         return buffer.toString();
      }
  
!     private void createSpringDescription(StringBuffer buffer, Spring spring,
              String indent, int axis) {
          String origin = "";
          String padding = "";
          if (spring instanceof ComponentSpring) {
              ComponentSpring cSpring = (ComponentSpring)spring;
--- 1211,1229 ----
      public String toString() {
          if (springsChanged) {
              registerComponents(horizontalGroup, HORIZONTAL);
              registerComponents(verticalGroup, VERTICAL);
          }
!         StringBuilder sb = new StringBuilder();
!         sb.append("HORIZONTAL\n");
!         createSpringDescription(sb, horizontalGroup, "  ", HORIZONTAL);
!         sb.append("\nVERTICAL\n");
!         createSpringDescription(sb, verticalGroup, "  ", VERTICAL);
!         return sb.toString();
      }
  
!     private void createSpringDescription(StringBuilder sb, Spring spring,
              String indent, int axis) {
          String origin = "";
          String padding = "";
          if (spring instanceof ComponentSpring) {
              ComponentSpring cSpring = (ComponentSpring)spring;
*** 1237,1260 ****
              AutoPreferredGapSpring paddingSpring =
                      (AutoPreferredGapSpring)spring;
              padding = ", userCreated=" + paddingSpring.getUserCreated() +
                      ", matches=" + paddingSpring.getMatchDescription();
          }
!         buffer.append(indent + spring.getClass().getName() + " " +
!                 Integer.toHexString(spring.hashCode()) + " " +
!                 origin +
!                 ", size=" + spring.getSize() +
!                 ", alignment=" + spring.getAlignment() +
!                 " prefs=[" + spring.getMinimumSize(axis) +
!                 " " + spring.getPreferredSize(axis) +
!                 " " + spring.getMaximumSize(axis) +
!                 padding + "]\n");
          if (spring instanceof Group) {
              List<Spring> springs = ((Group)spring).springs;
              indent += "  ";
              for (int counter = 0; counter < springs.size(); counter++) {
!                 createSpringDescription(buffer, springs.get(counter), indent,
                          axis);
              }
          }
      }
  
--- 1237,1259 ----
              AutoPreferredGapSpring paddingSpring =
                      (AutoPreferredGapSpring)spring;
              padding = ", userCreated=" + paddingSpring.getUserCreated() +
                      ", matches=" + paddingSpring.getMatchDescription();
          }
!         sb.append(indent).append(spring.getClass().getName()).append(' ')
!                 .append(Integer.toHexString(spring.hashCode())).append(' ')
!                 .append(origin).append(", size=").append(spring.getSize())
!                 .append(", alignment=").append(spring.getAlignment())
!                 .append(" prefs=[").append(spring.getMinimumSize(axis))
!                 .append(' ').append(spring.getPreferredSize(axis)).append(' ')
!                 .append(spring.getMaximumSize(axis)).append(padding)
!                 .append("]\n");
          if (spring instanceof Group) {
              List<Spring> springs = ((Group)spring).springs;
              indent += "  ";
              for (int counter = 0; counter < springs.size(); counter++) {
!                 createSpringDescription(sb, springs.get(counter), indent,
                          axis);
              }
          }
      }