org.apache.shardingsphere.driver.jdbc.adapter.WrapperAdapter Maven / Gradle / Ivy
/*
* 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.shardingsphere.driver.jdbc.adapter;
import lombok.Getter;
import org.apache.shardingsphere.driver.jdbc.adapter.invocation.MethodInvocationRecorder;
import java.sql.SQLException;
import java.sql.SQLFeatureNotSupportedException;
import java.sql.Statement;
import java.sql.Wrapper;
/**
* Adapter for {@code java.sql.Wrapper}.
*/
@Getter
public abstract class WrapperAdapter implements Wrapper {
private final MethodInvocationRecorder methodInvocationRecorder = new MethodInvocationRecorder<>();
@SuppressWarnings("unchecked")
@Override
public final T unwrap(final Class iface) throws SQLException {
if (isWrapperFor(iface)) {
return (T) this;
}
throw new SQLFeatureNotSupportedException(String.format("`%s` cannot be unwrapped as `%s`", getClass().getName(), iface.getName()));
}
@Override
public final boolean isWrapperFor(final Class> iface) {
return iface.isInstance(this);
}
}
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