checkpoint

[sbp.git] / src / edu / berkeley / sbp / util / Reflection.java

diff --git a/src/edu/berkeley/sbp/util/Reflection.java b/src/edu/berkeley/sbp/util/Reflection.java
index 28676bf..3a129d4 100644 (file)
--- a/src/edu/berkeley/sbp/util/Reflection.java
+++ b/src/edu/berkeley/sbp/util/Reflection.java
@@ -329,6 +329,10 @@ public final class Reflection {
         public abstract <A extends Annotation> A getAnnotation(Class<A> c);
         public abstract Object impose(Object[] fields);
         public boolean isAnnotationPresent(Class<? extends Annotation> c) { return getAnnotation(c) != null; }
+
+        public abstract Annotation[][] getArgAnnotations();
+        public abstract String[]       getArgNames();
+
         public static Bindable create(Object o) {
             if (o instanceof Class) return new BindableClass((Class)o);
             if (o instanceof Method) return new BindableMethod((Method)o);
@@ -344,6 +348,8 @@ public final class Reflection {
         public String getSimpleName() { return _method.getName(); }
         public <A extends Annotation> A getAnnotation(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]; }
     }
     private static class BindableConstructor extends Bindable {
         private final Constructor _constructor;
@@ -352,6 +358,8 @@ public final class Reflection {
         public String getSimpleName() { return _constructor.getName(); }
         public <A extends Annotation> A getAnnotation(Class<A> c) { return _constructor.getAnnotation(c); }
         public Object impose(Object[] fields) { return Reflection.impose(_constructor, fields); }
+        public Annotation[][] getArgAnnotations() { return _constructor.getParameterAnnotations(); }
+        public String[]       getArgNames() { return new String[_constructor.getParameterTypes().length]; }
     }
     private static class BindableClass extends Bindable {
         private final Class _class;
@@ -360,6 +368,20 @@ public final class Reflection {
         public String getSimpleName() { return _class.getSimpleName(); }
         public <A extends Annotation> A getAnnotation(Class<A> c) { return (A)_class.getAnnotation(c); }
         public Object impose(Object[] fields) { return Reflection.impose(_class, fields); }
+        public Annotation[][] getArgAnnotations() {
+            Field[] fields = _class.getFields();
+            Annotation[][] ret = new Annotation[fields.length][];
+            for(int i=0; i<fields.length; i++)
+                ret[i] = fields[i].getAnnotations();
+            return ret;
+        }
+        public String[]       getArgNames() {
+            Field[] fields = _class.getFields();
+            String[] ret = new String[fields.length];
+            for(int i=0; i<fields.length; i++)
+                ret[i] = fields[i].getName();
+            return ret;
+        }
     }
 
 }