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1
38
39
40 package encoding;
41
42 import com.sun.xml.fastinfoset.sax.SAXDocumentSerializer;
43 import com.sun.xml.fastinfoset.sax.VocabularyGenerator;
44 import com.sun.xml.fastinfoset.vocab.SerializerVocabulary;
45 import java.io.ByteArrayOutputStream  ;
46 import java.io.FileOutputStream ;
47 import java.io.InputStream ;
48 import java.net.URI ;
49 import java.net.URL ;
50 import javax.xml.parsers.SAXParser ;
51 import javax.xml.parsers.SAXParserFactory ;
52 import junit.framework.*;
53
54 public class EncodingTest extends TestCase {
55
56 public static final String FINF_SPEC_UBL_XML_RESOURCE = "X.finf/UBL-example.xml";
57 public static final String FINF_SPEC_UBL_FINF_RESOURCE = "X.finf/UBL-example.finf";
58 public static final String FINF_SPEC_UBL_FINF_REFVOCAB_RESOURCE = "X.finf/UBL-example-refvocab.finf";
59
60 public static final String EXTERNAL_VOCABULARY_URI_STRING = "urn:oasis:names:tc:ubl:Order:1:0:joinery:example";
61
62 private SAXParserFactory _saxParserFactory;
63 private SAXParser _saxParser;
64 private URL _xmlDocumentURL;
65 private URL _finfDocumentURL;
66 private URL _finfRefVocabDocumentURL;
67
68 private byte[] _finfDocument;
69
70 private SAXDocumentSerializer _ds;
71 private SerializerVocabulary _initialVocabulary;
72
73 public EncodingTest(java.lang.String testName) throws Exception {
74 super(testName);
75
76 _saxParserFactory = SAXParserFactory.newInstance();
77 _saxParserFactory.setNamespaceAware(true);
78 _saxParser = _saxParserFactory.newSAXParser();
79
80 _xmlDocumentURL = this.getClass().getClassLoader().getResource(FINF_SPEC_UBL_XML_RESOURCE);
81 _finfDocumentURL = this.getClass().getClassLoader().getResource(FINF_SPEC_UBL_FINF_RESOURCE);
82 _finfRefVocabDocumentURL = this.getClass().getClassLoader().getResource(FINF_SPEC_UBL_FINF_REFVOCAB_RESOURCE);
83
84 _ds = new SAXDocumentSerializer();
85 _ds.setCharacterContentChunkSizeLimit(6);
86 _ds.setAttributeValueSizeLimit(6);
87 _initialVocabulary = new SerializerVocabulary();
88 }
89
90 public static Test suite() {
91 TestSuite suite = new TestSuite(EncodingTest.class);
92 return suite;
93 }
94
95 public void testEncodeWithVocabulary() throws Exception {
96 SerializerVocabulary externalVocabulary = new SerializerVocabulary();
97
98 VocabularyGenerator vocabularyGenerator = new VocabularyGenerator(externalVocabulary);
99 vocabularyGenerator.setCharacterContentChunkSizeLimit(0);
100 vocabularyGenerator.setAttributeValueSizeLimit(0);
101 _saxParser.parse(_xmlDocumentURL.openStream(), vocabularyGenerator);
102
103 _initialVocabulary.setExternalVocabulary(
104 new URI (EXTERNAL_VOCABULARY_URI_STRING),
105 externalVocabulary, false);
106
107 _finfDocument = parse();
108 FileOutputStream foas = new FileOutputStream ("new-UBL-example-refvocab.finf");
109 foas.write(_finfDocument);
110
111 compare(obtainBytesFromStream(_finfRefVocabDocumentURL.openStream()));
112 }
113
114 public void testEncodeWithoutVocabulary() throws Exception {
115 _finfDocument = parse();
116 FileOutputStream foas = new FileOutputStream ("new-UBL-example.finf");
117 foas.write(_finfDocument);
118
119 compare(obtainBytesFromStream(_finfDocumentURL.openStream()));
120 }
121
122 private byte[] parse() throws Exception {
123 _ds.setVocabulary(_initialVocabulary);
124
125 ByteArrayOutputStream baos = new ByteArrayOutputStream ();
126 _ds.setOutputStream(baos);
127
128 _saxParser.parse(_xmlDocumentURL.openStream(), _ds);
129
130 return baos.toByteArray();
131 }
132
133 private void compare(byte[] specFiDocument) throws Exception {
134 this.assertTrue("Fast infoset document is not the same length as the X.finf specification",
135 _finfDocument.length == specFiDocument.length);
136
137 System.out.println(_finfDocument.length);
138 System.out.println(specFiDocument.length);
139 boolean passed = true;
140 for (int i = 0; i < _finfDocument.length; i++) {
141 if (_finfDocument[i] != specFiDocument[i]) {
142 System.err.println(Integer.toHexString(i) + ": " +
143 Integer.toHexString(_finfDocument[i] & 0xFF) + " " +
144 Integer.toHexString(specFiDocument[i] & 0xFF));
145 passed = false;
146 }
147 }
148
149 assertTrue("Fast infoset document does not have the same content as the X.finf specification",
150 passed);
151
152 }
153
154 static byte[] obtainBytesFromStream(InputStream s) throws Exception {
155 ByteArrayOutputStream baos = new ByteArrayOutputStream ();
156
157 byte[] buffer = new byte[1024];
158
159 int bytesRead = 0;
160 while ((bytesRead = s.read(buffer)) != -1) {
161 baos.write(buffer, 0, bytesRead);
162 }
163 return baos.toByteArray();
164 }
165 }
166
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