// --------------------------------------------------------------------------
// Copyright (c) 1998-2004, Drew Davidson and Luke Blanshard
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// Neither the name of the Drew Davidson nor the names of its contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
// COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
// OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
// AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
// DAMAGE.
// --------------------------------------------------------------------------
package ognl;
import java.util.
List;
import java.util.
Map;
/**
* 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.
*
* @author Luke Blanshard (blanshlu@netscape.net)
* @author Drew Davidson (drew@ognl.org)
*/
public class
ObjectMethodAccessor implements
MethodAccessor
{
/* MethodAccessor interface */
public
Object callStaticMethod(
Map context,
Class targetClass,
String methodName,
Object[]
args)
throws
MethodFailedException
{
List methods =
OgnlRuntime.
getMethods(
targetClass,
methodName, true);
return
OgnlRuntime.
callAppropriateMethod((
OgnlContext)
context,
targetClass,
null,
methodName, null,
methods,
args);
}
public
Object callMethod(
Map 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((
OgnlContext)
context,
target,
target,
methodName, null,
methods,
args);
}
}