/*
* $Id$
*
* Copyright 2006, The jCoderZ.org Project. 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 jCoderZ.org Project 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 REGENTS 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 REGENTS AND 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.
*/
package org.jcoderz.commons.config;
import java.util.logging.Logger;
import org.jcoderz.commons.ArgumentMalformedException;
import org.jcoderz.commons.util.Assert;
import org.jcoderz.commons.util.Constants;
/**
* Implementation of the common ConfigurationService business methods.
*
* This class holds all business logic of the service.
* Implementing the business interface ConfigurationServiceCommonInterface.
*
*/
public class ConfigurationServiceCommonImpl
implements ConfigurationServiceCommonInterface
{
/** class name for use in logging. */
private static final String CLASSNAME
= ConfigurationServiceCommonImpl.class.getName();
/** class logger. */
private static final Logger logger = Logger.getLogger(CLASSNAME);
/**
* Name of a parameter in a few get.. methods.
* This member exists only for checkstyles's sake.
*/
private static final transient
String PARAM_KEY_OF_GET_METHODS = "key";
/**
* {@inheritDoc}
* FIXME: activate ejb tag if XDoclet BugFix is available
* @XXXejb.interface-method view-type="remote"
* @XXXejb.transaction type="Required"
*/
public boolean getBoolean (ConfigurationKey key)
throws ConfigurationValueNotFoundException,
ConfigurationTypeConversionFailedException,
ArgumentMalformedException
{
Assert.notNull(key, PARAM_KEY_OF_GET_METHODS);
boolean bReturn;
final String valueAsString = getString(key);
final Boolean value = Boolean.valueOf(valueAsString);
if (value.booleanValue())
{
bReturn = true;
}
else if (valueAsString.toUpperCase(Constants.SYSTEM_LOCALE)
.equals("FALSE"))
{
bReturn = false;
}
else
{
throw new ConfigurationTypeConversionFailedException(
valueAsString, key, "Boolean");
}
return bReturn;
}
/**
* {@inheritDoc}
* FIXME: activate ejb tag if XDoclet BugFix is available
* @XXXejb.interface-method view-type="remote"
* @XXXejb.transaction type="Required"
*/
public int getInt (ConfigurationKey key)
throws ConfigurationValueNotFoundException,
ConfigurationTypeConversionFailedException,
ArgumentMalformedException
{
Assert.notNull(key, PARAM_KEY_OF_GET_METHODS);
int iReturn;
final String valueAsString = getString(key);
try
{
iReturn = Integer.parseInt(valueAsString);
}
catch (NumberFormatException nfe)
{
throw new ConfigurationTypeConversionFailedException(
valueAsString, key, "Integer", nfe);
}
return iReturn;
}
/**
* {@inheritDoc}
* FIXME: activate ejb tag if XDoclet BugFix is available
* @XXXejb.interface-method view-type="remote"
* @XXXejb.transaction type="Required"
*/
public long getLong (ConfigurationKey key)
throws ConfigurationValueNotFoundException,
ConfigurationTypeConversionFailedException,
ArgumentMalformedException
{
Assert.notNull(key, PARAM_KEY_OF_GET_METHODS);
long lReturn;
final String valueAsString = getString(key);
try
{
lReturn = Long.parseLong(valueAsString);
}
catch (NumberFormatException nfe)
{
throw new ConfigurationTypeConversionFailedException(
valueAsString, key, "Long", nfe);
}
return lReturn;
}
/**
* {@inheritDoc}
* FIXME: activate ejb tag if XDoclet BugFix is available
* @XXXejb.interface-method view-type="remote"
* @XXXejb.transaction type="Required"
*/
public String getString (ConfigurationKey key)
throws ConfigurationValueNotFoundException,
ArgumentMalformedException
{
Assert.notNull(key, PARAM_KEY_OF_GET_METHODS);
return getConfigurationCacheCurrent().getString(key.toString());
}
protected ConfigurationCacheInterface getConfigurationCacheCurrent ()
{
// for database
return ConfigurationCacheByDbReadOnlyImpl.current();
// for properties file
//return ConfigurationCacheByPropertiesImpl.current();
}
}