/*
* Copyright 2004-2015 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.extension.datasource.impl;
import javax.sql.DataSource;
import org.seasar.extension.datasource.DataSourceFactory;
import org.seasar.framework.container.S2Container;
import org.seasar.framework.util.StringUtil;
/**
* {@link DataSourceFactory}の実装クラスです。
*
* @author higa
*
*/
public class DataSourceFactoryImpl implements DataSourceFactory {
/**
* 動的なデータソース名を管理します。
*/
protected ThreadLocal selectableDataSourceName = new ThreadLocal();
/**
* S2コンテナです。
*/
protected S2Container container;
public String getSelectableDataSourceName() {
return (String) selectableDataSourceName.get();
}
public void setSelectableDataSourceName(String name) {
selectableDataSourceName.set(name);
}
public String getDataSourceName(String name) {
if (!StringUtil.isEmpty(name)) {
return name;
}
return getSelectableDataSourceName();
}
/**
* @return S2コンテナ
*/
public S2Container getContainer() {
return container;
}
/**
* @param container
* S2コンテナ
*/
public void setContainer(S2Container container) {
this.container = container;
}
public DataSource getDataSource(String name) {
return (DataSource) container.getRoot().getComponent(
getDataSourceComponentName(name));
}
/**
* データソースのコンポーネント名を返します。
*
* @param name
* dao.nameのようなdaoの後ろのサブパッケージ名
* @return コンポーネント名
*/
protected String getDataSourceComponentName(String name) {
String dsName = getDataSourceName(name);
if (StringUtil.isEmpty(dsName)) {
return "dataSource";
}
return dsName + "DataSource";
}
}