NIHVIVO-1512 ReadOnlyBeansWrapper - draft implementation, not yet functioning as desired. Remove a deprecated method.

webapp/src/freemarker/ext/beans/ReadOnlyBeansWrapper.java

@@ -0,0 +1,37 @@
+/* $This file is distributed under the terms of the license in /doc/license.txt$ */
+
+package freemarker.ext.beans;
+
+import java.lang.reflect.Method;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
+/** BeansWrapper that is more restrictive than EXPOSE_SAFE, by
+ * exposing getters but not setters. A setter is defined for this
+ * purpose as a method that returns void, or whose name
+ * starts with "set". 
+ * 
+ * @author rjy7
+ *
+ */
+public class ReadOnlyBeansWrapper extends BeansWrapper {
+
+    private static final Log log = LogFactory.getLog(ReadOnlyBeansWrapper.class);
+    
+    public ReadOnlyBeansWrapper() {
+        // Start by exposing all safe methods.
+        setExposureLevel(EXPOSE_SAFE);
+    }
+    
+    @Override
+    protected void finetuneMethodAppearance(Class cls, Method method, MethodAppearanceDecision decision) {
+        
+        if ( method.getName().startsWith("set") ||
+                method.getReturnType() == null ) {
+            decision.setExposeMethodAs(null);
+        }
+        
+    }
+    
+}