X-Git-Url: http://git.megacz.com/?p=sbp.git;a=blobdiff_plain;f=src%2Fedu%2Fberkeley%2Fsbp%2Fbind%2FBindable.java;h=a51996e144c4cac89f2cc3b5b94802f755741a6a;hp=ccaa51d069ada173a185bece9d1a45adb80f9a09;hb=87449191636461647906b08434a8ca7036cbadef;hpb=6e639c9ed89dfda4b14ac4c768e66d25b91f5037

diff --git a/src/edu/berkeley/sbp/bind/Bindable.java b/src/edu/berkeley/sbp/bind/Bindable.java
index ccaa51d..a51996e 100644
--- a/src/edu/berkeley/sbp/bind/Bindable.java
+++ b/src/edu/berkeley/sbp/bind/Bindable.java
@@ -1,3 +1,5 @@
+// Copyright 2006 all rights reserved; see LICENSE file for BSD-style license
+
 package edu.berkeley.sbp.bind;
 
 import edu.berkeley.sbp.util.*;
@@ -8,6 +10,7 @@ import java.util.*;
 import java.lang.annotation.*;
 import java.lang.reflect.*;
 import java.io.*;
+import java.security.*;
 import static edu.berkeley.sbp.util.Reflection.*;
 
 public abstract class Bindable implements ToJava {
@@ -22,56 +25,26 @@ public abstract class Bindable implements ToJava {
     public abstract String[]       getArgNames();
     public abstract Class[]        getArgTypes();
 
-    public static Bindable create(Object o) {
-        if (o instanceof Class) return new BindableClass((Class)o);
-        if (o instanceof Method) return new BindableMethod((Method)o);
-        if (o instanceof Constructor) return new BindableConstructor((Constructor)o);
-        return null;
-    }
-
     public Binding createBinding() { return new SimpleBinding(); }
     public Binding createBinding(final int[] map) { return new SimpleBinding(map); }
     public Binding createBinding(final int[] map, Object prepend) { return new SimpleBinding(map, prepend); }
 
-    public class SimpleBinding implements Binding, ToJava {
-        private int[] map = null;
-        private Object prepend = null;
-        public SimpleBinding() { }
-        public SimpleBinding(int[] map) { this.map = map; }
-        public SimpleBinding(int[] map, Object prepend) { this.map = map; this.prepend = prepend; }
-
-        public Object invoke(Object[] o) {
-            if (map==null) return impose(o);
-            int max = 0;
-            for(int i=0; i<map.length; i++) max = Math.max(map[i], max);
-            Object[] o2 = new Object[max+1];
-            for(int i=0; i<o.length; i++) o2[map[i]+(prepend==null?0:1)] = o[i];
-            if (prepend != null) o2[0] = prepend;
-            return impose(o2);
-        }
 
-        public void toJava(StringBuffer sb) {
-            Bindable.this.toJava(sb);
-            sb.append(".createBinding(");
-            if (map != null) {
-                sb.append("new int[] {");
-                for(int i=0; i<map.length; i++) {
-                    sb.append(i);
-                    if (i<map.length-1) sb.append(",");
-                }
-                sb.append("}");
-            }
-            sb.append(")");
-        }
+    public static Bindable create(Object o) {
+        if (o instanceof Class) return new BindableClass((Class)o);
+        if (o instanceof Method) return new BindableMethod((Method)o);
+        if (o instanceof Constructor) return new BindableConstructor((Constructor)o);
+        return null;
     }
 
+    // Subclasses //////////////////////////////////////////////////////////////////////////////
 
     private static class BindableMethod extends Bindable {
         private final Method _method;
         public String toString() { return "BindableMethod["+_method+"]"; }
         public BindableMethod(Method _method) { this._method = _method; }
         public String getSimpleName() { return _method.getName(); }
-        public <A extends Annotation> A getAnnotation(Class<A> c) { return _method.getAnnotation(c); }
+        public <A extends Annotation> A getAnnotation(final Class<A> c) { return _method.getAnnotation(c); }
         public Object impose(Object[] fields) { return Reflection.impose(_method, fields); }
         public Annotation[][] getArgAnnotations() { return _method.getParameterAnnotations(); }
         public String[]       getArgNames() { return new String[_method.getParameterTypes().length]; }
@@ -142,6 +115,8 @@ public abstract class Bindable implements ToJava {
     }
 
 
+    // Helpers //////////////////////////////////////////////////////////////////////////////
+
     private static void appendClassArray(StringBuffer sb, Class[] c) {
         sb.append("new Class[] {");
         for(int i=0; i<c.length; i++) {
@@ -157,4 +132,40 @@ public abstract class Bindable implements ToJava {
         if (!c.isArray()) return c.getName().replace('$','.');
         return makeClass(c.getComponentType())+"[]";
     }
+
+
+    // Creating Bindings //////////////////////////////////////////////////////////////////////////////
+
+    private class SimpleBinding implements Binding, ToJava {
+        private int[] map = null;
+        private Object prepend = null;
+        public SimpleBinding() { }
+        public SimpleBinding(int[] map) { this.map = map; }
+        public SimpleBinding(int[] map, Object prepend) { this.map = map; this.prepend = prepend; }
+
+        public Object invoke(Object[] o) {
+            if (map==null) return impose(o);
+            int max = 0;
+            for(int i=0; i<map.length; i++) max = Math.max(map[i], max);
+            Object[] o2 = new Object[max+1];
+            for(int i=0; i<o.length; i++) o2[map[i]+(prepend==null?0:1)] = o[i];
+            if (prepend != null) o2[0] = prepend;
+            return impose(o2);
+        }
+
+        public void toJava(StringBuffer sb) {
+            Bindable.this.toJava(sb);
+            sb.append(".createBinding(");
+            if (map != null) {
+                sb.append("new int[] {");
+                for(int i=0; i<map.length; i++) {
+                    sb.append(i);
+                    if (i<map.length-1) sb.append(",");
+                }
+                sb.append("}");
+            }
+            sb.append(")");
+        }
+    }
+
 }