/*
* 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.tuscany.das.rdb.dbconfig;
import java.io.IOException;
import java.io.InputStream;
import commonj.sdo.helper.HelperContext;
import commonj.sdo.helper.XMLHelper;
import commonj.sdo.impl.HelperProvider;
/**
* Config util provides config-related utilities such as loading a Config
* instance from an InputStream
*
*/
public final class DBConfigUtil {
private DBConfigUtil() {
}
public static DBConfig loadDBConfig(InputStream dbconfigStream) {
if (dbconfigStream == null) {
throw new RuntimeException("Cannot load configuration from a null InputStream. "
+ "Possibly caused by an incorrect config xml file name");
}
HelperContext context = HelperProvider.getDefaultContext();
DbconfigFactory.INSTANCE.register(context);
XMLHelper helper = context.getXMLHelper();
try {
return (DBConfig) helper.load(dbconfigStream).getRootObject();
} catch (IOException e) {
throw new RuntimeException(e);
}
}
}