001    /**
002    The contents of this file are subject to the Mozilla Public License Version 1.1 
003    (the "License"); you may not use this file except in compliance with the License. 
004    You may obtain a copy of the License at http://www.mozilla.org/MPL/ 
005    Software distributed under the License is distributed on an "AS IS" basis, 
006    WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for the 
007    specific language governing rights and limitations under the License. 
008    
009    The Original Code is "MinLowerLayerProtocol.java".  Description: 
010    "Implements the "Minimal Lower Layer Protocol" from the HL7 Implementation 
011      Guide, Appendix C" 
012    
013    The Initial Developer of the Original Code is University Health Network. Copyright (C) 
014    2001.  All Rights Reserved. 
015    
016    Contributor(s): ______________________________________. 
017    
018    Alternatively, the contents of this file may be used under the terms of the 
019    GNU General Public License (the  ?GPL?), in which case the provisions of the GPL are 
020    applicable instead of those above.  If you wish to allow use of your version of this 
021    file only under the terms of the GPL and not to allow others to use your version 
022    of this file under the MPL, indicate your decision by deleting  the provisions above 
023    and replace  them with the notice and other provisions required by the GPL License.  
024    If you do not delete the provisions above, a recipient may use your version of 
025    this file under either the MPL or the GPL. 
026    
027    */
028    
029    package ca.uhn.hl7v2.llp;
030    
031    import java.io.*;
032    
033    /**
034     * Implements the "Minimal Lower Layer Protocol" from the HL7 Implementation 
035     * Guide, Appendix C.  In other words, provides a reader and a writer that can be 
036     * used to communicate with a server that uses the minimal LLP.  
037     * @author Bryan Tripp
038     */
039    public class MinLowerLayerProtocol extends LowerLayerProtocol {
040    
041    
042        /** 
043         * Creates new MinLowerLayerProtocol 
044         */
045        public MinLowerLayerProtocol() {
046        }
047        
048        /**
049         * Creates an HL7Reader that implements message reading according to 
050         * this protocol.  
051         */
052        public HL7Reader getReader(InputStream in) throws LLPException {
053            try {
054                return new MinLLPReader(in); 
055            } catch (IOException e) {
056                throw new LLPException("Can't create MinLLPReader with the given input stream: " + e.getMessage(), e);
057            }
058        }
059        
060        /**
061         * Creates an HL7Writer that implements message writing according to 
062         * this protocol.  
063         */
064        public HL7Writer getWriter(OutputStream out) throws LLPException {
065            try {
066                return new MinLLPWriter(out);
067            } catch (IOException e) {
068                throw new LLPException("Can't create MinLLPWriter with the given output stream: " + e.getMessage(), e);
069            }
070        }
071        
072    }