org.apache.ibatis.ognl.ObjectMethodAccessor Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of mybatis Show documentation

The MyBatis SQL mapper framework makes it easier to use a relational database with object-oriented applications. MyBatis couples objects with stored procedures or SQL statements using a XML descriptor or annotations. Simplicity is the biggest advantage of the MyBatis data mapper over object relational mapping tools.

The newest version!

/*
 * 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 org.apache.ibatis.ognl;

import java.lang.reflect.Method;
import java.util.List;

/**
 * Implementation of PropertyAccessor that uses reflection on the target object's class to find a
 * field or a pair of set/get methods with the given property name.
 */
public class ObjectMethodAccessor implements MethodAccessor {

    public Object callStaticMethod(OgnlContext context, Class targetClass, String methodName, Object[] args) throws MethodFailedException {
        List methods = OgnlRuntime.getMethods(targetClass, methodName, true);

        return OgnlRuntime.callAppropriateMethod(context, targetClass, null, methodName, null, methods, args);
    }

    public Object callMethod(OgnlContext context, Object target, String methodName, Object[] args) throws MethodFailedException {
        Class targetClass = (target == null) ? null : target.getClass();
        List methods = OgnlRuntime.getMethods(targetClass, methodName, false);

        if ((methods == null) || (methods.size() == 0)) {
            methods = OgnlRuntime.getMethods(targetClass, methodName, true);
        }

        return OgnlRuntime.callAppropriateMethod(context, target, target, methodName, null, methods, args);
    }
}