Rewriting the initialization to be more meaningful for clueless reader that does not need to understand every detail
authorJaroslav Tulach <jtulach@netbeans.org>
Fri, 24 Oct 2008 12:07:34 +0200
changeset 286ac16aae50d58
parent 285 321b25b8f6f8
child 287 e1186601a720
Rewriting the initialization to be more meaningful for clueless reader that does not need to understand every detail
samples/friendpackage/src/implpkg/Accessor.java
     1.1 --- a/samples/friendpackage/src/implpkg/Accessor.java	Fri Oct 24 11:32:33 2008 +0200
     1.2 +++ b/samples/friendpackage/src/implpkg/Accessor.java	Fri Oct 24 12:07:34 2008 +0200
     1.3 @@ -25,19 +25,10 @@
     1.4      private static volatile Accessor DEFAULT;
     1.5      public static Accessor getDefault() {
     1.6          Accessor a = DEFAULT;
     1.7 -        if (a != null) {
     1.8 -            return a;
     1.9 +        if (a == null) {
    1.10 +            throw new IllegalStateException("Something is wrong: " + a);
    1.11          }
    1.12 -        
    1.13 -        try {
    1.14 -            Class.forName(
    1.15 -                Item.class.getName(), true, Item.class.getClassLoader()
    1.16 -            );
    1.17 -        } catch (Exception ex) {
    1.18 -            ex.printStackTrace();
    1.19 -        }
    1.20 -        
    1.21 -        return DEFAULT;
    1.22 +        return a;
    1.23      }
    1.24  
    1.25      public static void setDefault(Accessor accessor) {
    1.26 @@ -52,5 +43,18 @@
    1.27  
    1.28      protected abstract Item newItem();
    1.29      protected abstract void addChangeListener(Item item, ChangeListener l);
    1.30 +// FINISH: design.less.friend.Accessor
    1.31 +
    1.32 +    // BEGIN: design.less.friend.InitAPI
    1.33 +    private static final Class<?> INIT_API_CLASS = loadClass(Item.class.getName());
    1.34 +    private static Class<?> loadClass(String name) {
    1.35 +        try {
    1.36 +            return Class.forName(
    1.37 +                name, true, Accessor.class.getClassLoader()
    1.38 +            );
    1.39 +        } catch (Exception ex) {
    1.40 +            throw new RuntimeException(ex);
    1.41 +        }
    1.42 +    }
    1.43 +    // END: design.less.friend.InitAPI
    1.44  }
    1.45 -// END: design.less.friend.Accessor