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/*
* ====================================================================
* Project: openMDX/Core, http://www.openmdx.org/
* Description: Properties 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 java.math.BigDecimal;
import java.math.BigInteger;
import java.util.Enumeration;
import java.util.Properties;
import javax.jdo.Constants;
import org.openmdx.application.cci.ConfigurationProvider_1_0;
import org.openmdx.application.configuration.LegacyConfiguration;
import org.openmdx.base.exception.ServiceException;
import org.openmdx.kernel.configuration.PropertiesProvider;
import org.openmdx.kernel.exception.BasicException;
import org.openmdx.kernel.loading.Resources;
/**
* Standard Configuration Provider
*/
public class PropertiesConfigurationProvider implements ConfigurationProvider_1_0 {
/**
* Constructor
*
* @throws ServiceException
*
* @throws ServiceException
*/
public PropertiesConfigurationProvider(
String uri,
boolean strict
) throws ServiceException {
this.uri = uri;
this.strict = strict;
}
/**
* The property file prefix
*/
private final String uri;
/**
*
*/
private final boolean strict;
/**
* Amend the configuration by the properties found at the given URL
*
* @param configuration
* @param section
*
* @throws ServiceException
*/
void amendConfiguration(
LegacyConfiguration configuration,
String[] section
) throws ServiceException{
try {
final Properties properties = PropertiesProvider.getProperties(this.uri);
amendConfiguration(properties, configuration, "/", section);
} catch (ServiceException exception) {
throw exception;
} catch (Exception exception) {
if(this.strict) throw new ServiceException(
exception,
BasicException.Code.DEFAULT_DOMAIN,
BasicException.Code.INVALID_CONFIGURATION,
"Could not load properties configuration",
new BasicException.Parameter("url", this.uri),
new BasicException.Parameter("section", (Object[])section)
);
}
}
/**
* Amend the configuration
*
* @param properties
* @param configuration
* @param separator
* @param section
*
* @throws ServiceException
*/
private static void amendConfiguration(
Properties properties,
LegacyConfiguration configuration,
String separator,
String[] section
) throws ServiceException {
Properties: for(
Enumeration propertyNames = properties.propertyNames();
propertyNames.hasMoreElements();
) {
Object key = propertyNames.nextElement();
if(key instanceof String) {
String qualifiedPropertyName = (String)key;
String[] p = qualifiedPropertyName.split(separator);
if(p.length == section.length + 1) {
for(int i = 0; i < section.length; i++) {
if(!p[i].equals(section[i])) {
continue Properties;
}
}
String propertyValue = properties.getProperty(qualifiedPropertyName);
configuration.setValue(
p[p.length - 1],
propertyValue.startsWith("(java.lang.Boolean)") ? Boolean.valueOf(propertyValue.substring(19)) :
propertyValue.startsWith("(java.lang.Integer)") ? Integer.valueOf(propertyValue.substring(19)) :
propertyValue.startsWith("(java.lang.Long)") ? Long.valueOf(propertyValue.substring(16)) :
propertyValue.startsWith("(java.lang.Short)") ? Short.valueOf(propertyValue.substring(17)) :
propertyValue.startsWith("(java.lang.Byte)") ? Byte.valueOf(propertyValue.substring(16)) :
propertyValue.startsWith("(java.lang.String)") ? propertyValue.substring(18) :
propertyValue.startsWith("(java.math.BigInteger)") ? new BigInteger(propertyValue.substring(22)) :
propertyValue.startsWith("(java.math.BigDecimal)") ? new BigDecimal(propertyValue.substring(22)) :
propertyValue,
true
);
}
}
}
}
/* (non-Javadoc)
* @see org.openmdx.application.cci.ConfigurationProvider_1_0#getConfiguration(java.lang.String[], java.util.Map)
*/
public LegacyConfiguration getConfiguration(
String[] section
) throws ServiceException {
LegacyConfiguration configuration = new LegacyConfiguration();
amendConfiguration(
configuration,
section
);
return configuration;
}
/**
* Handle dot separated property names
*
* @param source
* @param section
*
* @return the requested configuration
*
* @throws ServiceException
*/
public static LegacyConfiguration getConfiguration(
Properties source,
String... section
) throws ServiceException {
if(section == null) {
return new LegacyConfiguration();
} else {
String name = source.getProperty(Constants.PROPERTY_NAME);
LegacyConfiguration target = name == null ? new LegacyConfiguration(
) : new PropertiesConfigurationProvider(
Resources.toMetaInfXRI(name + ".properties"),
true // strict
).getConfiguration(
section
);
amendConfiguration(
source,
target,
"\\.",
section
);
return target;
}
}
}
