/*
* Copyright 1999-2017 Alibaba Group Holding Ltd.
*
* 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 com.alibaba.druid.pool;
import java.sql.Wrapper;
public class WrapperAdapter implements Wrapper {
public WrapperAdapter(){
}
@Override
public boolean isWrapperFor(Class<?> iface) {
return iface != null && iface.isInstance(this);
}
@SuppressWarnings("unchecked")
@Override
public <T> T unwrap(Class<T> iface) {
if (iface == null) {
return null;
}
if (iface.isInstance(this)) {
return (T) this;
}
return null;
}
}