/*
 * Copyright 2004-2005 the Seasar Foundation and the Others.
 *
 * Licensed 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.seasar.framework.beans;

import java.lang.reflect.Constructor;
import java.lang.reflect.Field;
import java.lang.reflect.Method;


/**
 * @author higa
 *
 */
public interface BeanDesc {

	public Class getBeanClass();
	
	public boolean hasPropertyDesc(String propertyName);

	public PropertyDesc getPropertyDesc(String propertyName)
		throws PropertyNotFoundRuntimeException;
	
	public PropertyDesc getPropertyDesc(int index);
	
	public int getPropertyDescSize();
	
	public boolean hasField(String fieldName);
	
	public Field getField(String fieldName) throws FieldNotFoundRuntimeException;
    
    public Object getFieldValue(String fieldName, Object target) throws FieldNotFoundRuntimeException;
	
	public Object newInstance(Object[] args)
		throws ConstructorNotFoundRuntimeException;
		
	public Constructor getSuitableConstructor(Object[] args)
			throws ConstructorNotFoundRuntimeException;
	
	public Object invoke(Object target, String methodName, Object[] args)
		throws MethodNotFoundRuntimeException;
		
	public Method[] getMethods(String methodName)
		throws MethodNotFoundRuntimeException;
	
	public boolean hasMethod(String methodName);
		
	public String[] getMethodNames();
}
