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Java > Open Source Codes > org > apache > soap > util > xml > XMIDeserializer


1 /*
2  * The Apache Software License, Version 1.1
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4  *
5  * Copyright (c) 2000 The Apache Software Foundation. All rights
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9  * modification, are permitted provided that the following conditions
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23  * Apache Software Foundation (http://www.apache.org/)."
24  * Alternately, this acknowledgment may appear in the software itself,
25  * if and wherever such third-party acknowledgments normally appear.
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52  * originally based on software copyright (c) 2000, International
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57
58 package org.apache.soap.util.xml;
59
60 import com.ibm.xmi.job.*;
61 import java.io.*;
62 import java.util.*;
63 import org.apache.soap.util.Bean;
64 import org.w3c.dom.*;
65 import org.apache.soap.rpc.SOAPContext;
66
67 /**
68  * An <code>XMIDeserializer</code> ...
69  *
70  * @author Francisco Curbera (curbera@us.ibm.com)
71  */
72 public class XMIDeserializer implements Deserializer
73 {
74
75   static String JavaDoc XMIheader = "<?xml version='1.0' encoding='UTF-8'?><XMI xmi.version='1.1' timestamp='timestamp temporarily ommitted'><XMI.header><XMI.documentation><XMI.exporter>Java Object Bridge (JOB)</XMI.exporter><XMI.exporterVersion>0.9</XMI.exporterVersion></XMI.documentation></XMI.header><XMI.content>";
76
77   static String JavaDoc XMIend = "</XMI.content></XMI>";
78
79   public Bean unmarshall(String JavaDoc inScopeEncStyle, QName elementType, Node src,
80                          XMLJavaMappingRegistry xjmr, SOAPContext ctx)
81        throws IllegalArgumentException JavaDoc
82
83   {
84     // needs no mapping registry
85 // no QName
86 // assumes encoding style is XMI
87
88     // need to serialize the node into an output stream
89
90     String JavaDoc xmlString = DOMWriter.nodeToString(src);
91     String JavaDoc document = XMIheader + xmlString + XMIend;
92     byte[] bytes = document.getBytes();
93     ByteArrayInputStream bs = new ByteArrayInputStream(bytes);
94
95     com.ibm.xmi.framework.WriterFactory.setInline(true);
96     Collection objects = Job.readObjects(bs);
97
98     try{
99       bs.close();
100     }catch(IOException e){
101       e.printStackTrace(System.err);
102     }
103         
104     
105     Iterator it = objects.iterator();
106
107     Object JavaDoc o;
108     // assumethat there was one object encoded at most
109 if( it.hasNext() )
110       return new Bean((o=it.next()).getClass(), o);
111     else
112       throw new IllegalArgumentException JavaDoc("Unable to unmarshall XMI-encoded " +
113                                          "object.");
114                             
115   }
116   
117 }
118
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