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package org.hisp.dhis.external.configuration;
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* Copyright (c) 2004-2007, University of Oslo
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* * Neither the name of the HISP project nor the names of its contributors may
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* be used to endorse or promote products derived from this software without
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* specific prior written permission.
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.OutputStream;
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import com.thoughtworks.xstream.XStream;
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* @author Lars Helge Overland
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public class DefaultConfigurationManager<T>
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implements ConfigurationManager<T>
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private static final String CONFIG_NAME = "configuration";
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public void setConfiguration( T configuration, OutputStream out, Class<?>... clazzes )
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XStream xStream = getXStream( configuration.getClass(), clazzes );
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xStream.toXML( configuration, out );
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closeOutputStream( out );
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@SuppressWarnings( "unchecked" )
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public T getConfiguration( InputStream in, Class<?> clazz, Class<?>... clazzes )
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XStream xStream = getXStream( clazz, clazzes );
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object = (T) xStream.fromXML( in );
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closeInputStream( in );
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// -------------------------------------------------------------------------
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// -------------------------------------------------------------------------
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private XStream getXStream( Class<?> clazz, Class<?>... clazzes )
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XStream xStream = new XStream();
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xStream.alias( CONFIG_NAME, clazz );
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if ( clazzes != null )
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for ( Class<?> temp : clazzes )
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xStream.alias( temp.getSimpleName().toLowerCase(), temp );
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private static void closeInputStream( InputStream in )
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catch ( IOException ex )
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ex.printStackTrace();
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private static void closeOutputStream( OutputStream out )
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catch ( IOException ex )
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ex.printStackTrace();
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catch ( IOException ex )
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ex.printStackTrace();