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

*** 524,541 ****
          try {
              for (LookAndFeelInfo info : installedLAFs) {
                  if (info.getName().equals(name)) {
                      Class<?> cls = Class.forName(UIManager.class.getModule(),
                                                   info.getClassName());
!                     LookAndFeel laf = (LookAndFeel) cls.newInstance();
                      if (!laf.isSupportedLookAndFeel()) {
                          break;
                      }
                      return laf;
                  }
              }
!         } catch (InstantiationException | IllegalAccessException ignore) {
          }
  
          throw new UnsupportedLookAndFeelException(name);
      }
  
--- 524,543 ----
          try {
              for (LookAndFeelInfo info : installedLAFs) {
                  if (info.getName().equals(name)) {
                      Class<?> cls = Class.forName(UIManager.class.getModule(),
                                                   info.getClassName());
!                     LookAndFeel laf =
!                         (LookAndFeel) cls.getDeclaredConstructor().newInstance();
                      if (!laf.isSupportedLookAndFeel()) {
                          break;
                      }
                      return laf;
                  }
              }
!         } catch (ReflectiveOperationException |
!                  IllegalArgumentException ignore) {
          }
  
          throw new UnsupportedLookAndFeelException(name);
      }
  
*** 623,633 ****
              // Avoid reflection for the common case of metal.
              setLookAndFeel(new javax.swing.plaf.metal.MetalLookAndFeel());
          }
          else {
              Class<?> lnfClass = SwingUtilities.loadSystemClass(className);
!             setLookAndFeel((LookAndFeel)(lnfClass.newInstance()));
          }
      }
  
      /**
       * Returns the name of the <code>LookAndFeel</code> class that implements
--- 625,644 ----
              // Avoid reflection for the common case of metal.
              setLookAndFeel(new javax.swing.plaf.metal.MetalLookAndFeel());
          }
          else {
              Class<?> lnfClass = SwingUtilities.loadSystemClass(className);
!             try {
!                 LookAndFeel laf =
!                     (LookAndFeel)lnfClass.getDeclaredConstructor().newInstance();
!                 setLookAndFeel(laf);
!             } catch (ReflectiveOperationException | IllegalArgumentException e) {
!                 InstantiationException ex =
!                     new InstantiationException("Wrapped Exception");
!                 ex.initCause(e);
!                 throw ex;
!             }
          }
      }
  
      /**
       * Returns the name of the <code>LookAndFeel</code> class that implements
*** 1091,1101 ****
          if (multiLookAndFeel == null) {
              String defaultName = "javax.swing.plaf.multi.MultiLookAndFeel";
              String className = getLAFState().swingProps.getProperty(multiplexingLAFKey, defaultName);
              try {
                  Class<?> lnfClass = SwingUtilities.loadSystemClass(className);
!                 multiLookAndFeel = (LookAndFeel)lnfClass.newInstance();
              } catch (Exception exc) {
                  System.err.println("UIManager: failed loading " + className);
              }
          }
          return multiLookAndFeel;
--- 1102,1113 ----
          if (multiLookAndFeel == null) {
              String defaultName = "javax.swing.plaf.multi.MultiLookAndFeel";
              String className = getLAFState().swingProps.getProperty(multiplexingLAFKey, defaultName);
              try {
                  Class<?> lnfClass = SwingUtilities.loadSystemClass(className);
!                 multiLookAndFeel =
!                         (LookAndFeel)lnfClass.getDeclaredConstructor().newInstance();
              } catch (Exception exc) {
                  System.err.println("UIManager: failed loading " + className);
              }
          }
          return multiLookAndFeel;
*** 1425,1435 ****
  
          while (p.hasMoreTokens()) {
              String className = p.nextToken();
              try {
                  Class<?> lnfClass = SwingUtilities.loadSystemClass(className);
!                 LookAndFeel newLAF = (LookAndFeel)lnfClass.newInstance();
                  newLAF.initialize();
                  auxLookAndFeels.addElement(newLAF);
              }
              catch (Exception e) {
                  System.err.println("UIManager: failed loading auxiliary look and feel " + className);
--- 1437,1448 ----
  
          while (p.hasMoreTokens()) {
              String className = p.nextToken();
              try {
                  Class<?> lnfClass = SwingUtilities.loadSystemClass(className);
!                 LookAndFeel newLAF =
!                         (LookAndFeel)lnfClass.getDeclaredConstructor().newInstance();
                  newLAF.initialize();
                  auxLookAndFeels.addElement(newLAF);
              }
              catch (Exception e) {
                  System.err.println("UIManager: failed loading auxiliary look and feel " + className);