From 45abdbfae02ed092b9cd0d0afff9d81d6a799435 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Timo=20Westk=C3=A4mper?= <timo.westkamper@mysema.com>
Date: Mon, 26 Apr 2010 11:52:43 +0000
Subject: [PATCH] extracted MethodEvaluator

---
 .../com/mysema/codegen/EvaluatorFactory.java  | 20 +--------
 .../com/mysema/codegen/MethodEvaluator.java   | 44 +++++++++++++++++++
 2 files changed, 45 insertions(+), 19 deletions(-)
 create mode 100644 src/main/java/com/mysema/codegen/MethodEvaluator.java

diff --git a/src/main/java/com/mysema/codegen/EvaluatorFactory.java b/src/main/java/com/mysema/codegen/EvaluatorFactory.java
index a3130d5da..bf5cb51c1 100644
--- a/src/main/java/com/mysema/codegen/EvaluatorFactory.java
+++ b/src/main/java/com/mysema/codegen/EvaluatorFactory.java
@@ -10,7 +10,6 @@ import java.io.StringWriter;
 import java.io.UnsupportedEncodingException;
 import java.io.Writer;
 import java.lang.reflect.Field;
-import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
 import java.net.URLClassLoader;
 import java.util.Arrays;
@@ -133,24 +132,7 @@ public class EvaluatorFactory {
             }
 
             final Method method = clazz.getMethod("eval", types);
-            return new Evaluator<T>() {
-                @SuppressWarnings("unchecked")
-                @Override
-                public T evaluate(Object... args) {
-                    try {
-                        return (T) method.invoke(object, args);
-                    } catch (IllegalAccessException e) {
-                        throw new IllegalArgumentException(e);
-                    } catch (InvocationTargetException e) {
-                        throw new IllegalArgumentException(e);
-                    }
-                }
-
-                @Override
-                public Class<? extends T> getType() {
-                    return projectionType;
-                }
-            };
+            return new MethodEvaluator<T>(method, object, projectionType);
         } catch (ClassNotFoundException e) {
             throw new CodegenException(e);
         } catch (SecurityException e) {
diff --git a/src/main/java/com/mysema/codegen/MethodEvaluator.java b/src/main/java/com/mysema/codegen/MethodEvaluator.java
new file mode 100644
index 000000000..dff31b482
--- /dev/null
+++ b/src/main/java/com/mysema/codegen/MethodEvaluator.java
@@ -0,0 +1,44 @@
+/**
+ * 
+ */
+package com.mysema.codegen;
+
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+
+/**
+ * @author tiwe
+ *
+ * @param <T>
+ */
+public final class MethodEvaluator<T> implements Evaluator<T> {
+    
+    private final Method method;
+    
+    private final Object object;
+    
+    private final Class<? extends T> projectionType;
+
+    MethodEvaluator(Method method, Object object, Class<? extends T> projectionType) {
+        this.method = method;
+        this.object = object;
+        this.projectionType = projectionType;
+    }
+
+    @SuppressWarnings("unchecked")
+    @Override
+    public T evaluate(Object... args) {
+        try {
+            return (T) method.invoke(object, args);
+        } catch (IllegalAccessException e) {
+            throw new IllegalArgumentException(e);
+        } catch (InvocationTargetException e) {
+            throw new IllegalArgumentException(e);
+        }
+    }
+
+    @Override
+    public Class<? extends T> getType() {
+        return projectionType;
+    }
+}
\ No newline at end of file