fr.xebia.xke.test.jdbc.datasource.InitializingDriverManagerDataSource.java Source code

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Here is the source code for fr.xebia.xke.test.jdbc.datasource.InitializingDriverManagerDataSource.java

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/*
 * Copyright 2007-2009 the original author or authors.
 *
 * 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 fr.xebia.xke.test.jdbc.datasource;

import fr.xebia.xke.test.jdbc.core.SqlScriptProcessor;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.jdbc.datasource.SimpleDriverDataSource;
import org.springframework.util.ClassUtils;
import org.springframework.util.StringUtils;

import java.sql.Driver;

/**
 * Initializing version of <code>DriverManagerDataSource</code>. After the
 * properties are set any database initialization scripts are run. This is very
 * useful for unit testing.
 * 
 * @author David Winterfeldt
 * 
 * @see org.springframework.jdbc.datasource.SimpleDriverDataSource
 * @see org.springbyexample.jdbc.core.SqlScriptProcessor
 */
public class InitializingDriverManagerDataSource extends SimpleDriverDataSource implements InitializingBean {

    protected String driverClassName = null;

    protected SqlScriptProcessor sqlScriptProcessor = null;

    /**
     * Sets driver class name. The class should implement
     * <code>java.sql.Driver</code>. This is a shortcut for calling
     * <code>setDriver(Driver driver)</code> on the parent class.
     */
    public void setDriverClassName(String driverClassName) {
        this.driverClassName = driverClassName;
    }

    /**
     * Sets SQL script processor.
     */
    public void setSqlScriptProcessor(SqlScriptProcessor sqlScriptProcessor) {
        this.sqlScriptProcessor = sqlScriptProcessor;
    }

    /**
     * Implementation of <code>InitializingBean</code>
     */
    @Override
    @SuppressWarnings("unchecked")
    public void afterPropertiesSet() throws Exception {
        // if driver class name isn't blank, set
        // driver class on SimpleDriverDataSource.
        if (getDriver() == null && StringUtils.hasText(driverClassName)) {
            setDriverClass((Class<? extends Driver>) ClassUtils.forName(driverClassName,
                    ClassUtils.getDefaultClassLoader()));
        }

        if (sqlScriptProcessor != null) {
            sqlScriptProcessor.setDataSource(this);

            sqlScriptProcessor.process();
        }
    }

}