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/*
* ====================================================================
* Project: openMDX/Core, http://www.openmdx.org/
* Description: Standard Configuration Provider
* Owner: OMEX AG, Switzerland, http://www.omex.ch
* ====================================================================
*
* This software is published under the BSD license as listed below.
*
* Copyright (c) 2009-2013, OMEX AG, Switzerland
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * 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.
*
* * Neither the name of the openMDX team nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS 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 COPYRIGHT OWNER OR 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 product includes software developed by other organizations as
* listed in the NOTICE file.
*/
package org.openmdx.application.spi;
import org.openmdx.application.cci.ConfigurationProvider_1_0;
import org.openmdx.application.configuration.LegacyConfiguration;
import org.openmdx.base.exception.ServiceException;
import org.openmdx.kernel.exception.BasicException;
import org.openmdx.kernel.loading.Classes;
import org.openmdx.kernel.loading.Resources;
/**
* Standard Configuration Provider
*/
public class StandardConfigurationProvider implements ConfigurationProvider_1_0 {
/**
* Constructor
*
* @param url
*
* @throws ServiceException
*/
public StandardConfigurationProvider(
String url
) throws ServiceException {
if(url == null) {
throw new ServiceException(
BasicException.Code.DEFAULT_DOMAIN,
BasicException.Code.INVALID_CONFIGURATION,
"Configuration URL missing",
new BasicException.Parameter("url", url)
);
} else if(url.startsWith("java:comp/env")) {
//
// Use JNDI context and properties
//
try {
this.secondary = Classes.newApplicationInstance(
ConfigurationProvider_1_0.class,
"org.openmdx.application.naming.NamingConfigurationProvider",
url,
Boolean.FALSE // strict
);
} catch (Exception exception) {
throw new ServiceException(exception);
}
this.primary = "java:comp/env".equals(url) ? new PropertiesConfigurationProvider(
Resources.toMetaInfXRI("openmdxcontext.properties"),
false // strict
) : new PropertiesConfigurationProvider(
Resources.toMetaInfXRI(url.substring(14).replace('/', '.') + ".properties"),
false // strict
);
} else {
//
// Use properties only
//
this.secondary = null;
this.primary = new PropertiesConfigurationProvider(
url,
true
);
}
}
/**
* The property configuration provider overrides the naming configuration provider
*/
private final PropertiesConfigurationProvider primary;
/**
* The naming configuration provider is used mainly in an EJB context
*/
private final ConfigurationProvider_1_0 secondary;
/* (non-Javadoc)
* @see org.openmdx.application.cci.ConfigurationProvider_1_0#getConfiguration(java.lang.String[], java.util.Map)
*/
@Override
public LegacyConfiguration getConfiguration(
String[] section
) throws ServiceException {
if(this.secondary == null) {
return this.primary.getConfiguration(section);
} else {
LegacyConfiguration configuration = this.secondary.getConfiguration(section);
if(this.primary != null) {
this.primary.amendConfiguration(configuration, section);
}
return configuration;
}
}
}
