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Posted to dev@commons.apache.org by pr...@apache.org on 2002/10/21 08:10:23 UTC
cvs commit: jakarta-commons-sandbox/periodicity/src/plugins-build/database/src/java/org/apache/commons/periodicity/database DriverMetaDataService.java PeriodicityDrivers.java
prickett 2002/10/20 23:10:23
Added: periodicity/src/plugins-build/database/src/java/org/apache/commons/periodicity/database
DriverMetaDataService.java PeriodicityDrivers.java
Log:
Added a driver meta data service
Added a static class for convenient access to the driver meta data service.
Revision Changes Path
1.1 jakarta-commons-sandbox/periodicity/src/plugins-build/database/src/java/org/apache/commons/periodicity/database/DriverMetaDataService.java
Index: DriverMetaDataService.java
===================================================================
package org.apache.commons.periodicity.database;
/*
* $Header: /home/cvs/jakarta-commons-sandbox/periodicity/src/plugins-build/database/src/java/org/apache/commons/periodicity/database/DriverMetaDataService.java,v 1.1 2002/10/21 06:10:23 prickett Exp $
* $Revision: 1.1 $
* $Date: 2002/10/21 06:10:23 $
*
* ====================================================================
*
* The Apache Software License, Version 1.1
*
* Copyright (c) 1999-2001 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "The Jakarta Project", "Commons", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache"
* nor may "Apache" appear in their names without prior written
* permission of the Apache Group.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
interface DriverMetaDataService
{
/** The name used by fulcrum for this service */
public static final String SERVICE_NAME = "periodicity.drivers";
/**
* The purpose of this method is to return the driver meta data
* object that corresponds to the driver name supplied by the calling
* procedure.
* @param driverName The name of the driver that we need meta data for.
* @return The driver meta data object that corresponds to the driver
* name.
*/
DriverMetaData getMetaData(String driverName) throws Exception;
}
1.1 jakarta-commons-sandbox/periodicity/src/plugins-build/database/src/java/org/apache/commons/periodicity/database/PeriodicityDrivers.java
Index: PeriodicityDrivers.java
===================================================================
package org.apache.commons.periodicity.database;
/*
* $Header: /home/cvs/jakarta-commons-sandbox/periodicity/src/plugins-build/database/src/java/org/apache/commons/periodicity/database/PeriodicityDrivers.java,v 1.1 2002/10/21 06:10:23 prickett Exp $
* $Revision: 1.1 $
* $Date: 2002/10/21 06:10:23 $
*
* ====================================================================
*
* The Apache Software License, Version 1.1
*
* Copyright (c) 1999-2001 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "The Jakarta Project", "Commons", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache"
* nor may "Apache" appear in their names without prior written
* permission of the Apache Group.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
import org.apache.fulcrum.TurbineServices;
import org.apache.commons.lang.exception.NestableRuntimeException;
abstract class PeriodicityDrivers
{
protected static DriverMetaDataService getService()
{
return (DriverMetaDataService)
TurbineServices.getInstance().getService(
DriverMetaDataService.SERVICE_NAME);
}
/**
* The purpose of this method is to retrieve a Driver Meta Data
* object that corresponds to the given driver name.
* @return The correct Driver Meta Data object.
* @param driverName The name of the driver.
*/
static DriverMetaData getMetaData(String driverName) throws Exception
{
DriverMetaDataService service = getService();
if(driverName != null && service != null)
{
return service.getMetaData(driverName);
}
else if(driverName == null)
{
throw new Exception("driverName == null");
}
else if(service == null)
{
throw new Exception("service == null");
}
else
{
throw new Exception("UNEXPECTED - Unexpected Exception");
}
}
}
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