| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package freemarker.ext.beans; |
| |
| import java.lang.reflect.Constructor; |
| import java.lang.reflect.InvocationTargetException; |
| import java.lang.reflect.Member; |
| import java.lang.reflect.Method; |
| import java.lang.reflect.Modifier; |
| |
| import freemarker.template.TemplateModel; |
| import freemarker.template.TemplateModelException; |
| |
| /** |
| * The most commonly used {@link CallableMemberDescriptor} implementation. |
| */ |
| final class ReflectionCallableMemberDescriptor extends CallableMemberDescriptor { |
| |
| private final Member/*Method|Constructor*/ member; |
| |
| /** |
| * Don't modify this array! |
| */ |
| final Class[] paramTypes; |
| |
| ReflectionCallableMemberDescriptor(Method member, Class[] paramTypes) { |
| this.member = member; |
| this.paramTypes = paramTypes; |
| } |
| |
| ReflectionCallableMemberDescriptor(Constructor member, Class[] paramTypes) { |
| this.member = member; |
| this.paramTypes = paramTypes; |
| } |
| |
| @Override |
| TemplateModel invokeMethod(BeansWrapper bw, Object obj, Object[] args) |
| throws TemplateModelException, InvocationTargetException, IllegalAccessException { |
| return bw.invokeMethod(obj, (Method) member, args); |
| } |
| |
| @Override |
| Object invokeConstructor(BeansWrapper bw, Object[] args) |
| throws IllegalArgumentException, InstantiationException, IllegalAccessException, InvocationTargetException { |
| return ((Constructor) member).newInstance(args); |
| } |
| |
| @Override |
| String getDeclaration() { |
| return _MethodUtil.toString(member); |
| } |
| |
| @Override |
| boolean isConstructor() { |
| return member instanceof Constructor; |
| } |
| |
| @Override |
| boolean isStatic() { |
| return (member.getModifiers() & Modifier.STATIC) != 0; |
| } |
| |
| @Override |
| boolean isVarargs() { |
| return _MethodUtil.isVarargs(member); |
| } |
| |
| @Override |
| Class[] getParamTypes() { |
| return paramTypes; |
| } |
| |
| @Override |
| String getName() { |
| return member.getName(); |
| } |
| |
| } |