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1
16
19
20 package org.apache.xalan.xsltc.runtime.output;
21
22 import java.io.IOException  ;
23 import java.io.OutputStream ;
24 import java.io.Writer ;
25
26 import javax.xml.parsers.ParserConfigurationException ;
27
28 import org.apache.xalan.xsltc.trax.SAX2DOM;
29 import org.apache.xml.serializer.ToHTMLSAXHandler;
30 import org.apache.xml.serializer.ToHTMLStream;
31 import org.apache.xml.serializer.ToTextSAXHandler;
32 import org.apache.xml.serializer.ToTextStream;
33 import org.apache.xml.serializer.ToUnknownStream;
34 import org.apache.xml.serializer.ToXMLSAXHandler;
35 import org.apache.xml.serializer.ToXMLStream;
36 import org.apache.xml.serializer.SerializationHandler;
37 import org.w3c.dom.Node ;
38
39 import org.xml.sax.ContentHandler ;
40 import org.xml.sax.ext.LexicalHandler ;
41
42
45 public class TransletOutputHandlerFactory {
46
47 public static final int STREAM = 0;
48 public static final int SAX = 1;
49 public static final int DOM = 2;
50
51 private String _encoding = "utf-8";
52 private String _method = null;
53 private int _outputType = STREAM;
54 private OutputStream _ostream = System.out;
55 private Writer _writer = null;
56 private Node _node = null;
57 private int _indentNumber = -1;
58 private ContentHandler _handler = null;
59 private LexicalHandler _lexHandler = null;
60
61 static public TransletOutputHandlerFactory newInstance() {
62 return new TransletOutputHandlerFactory();
63 }
64
65 public void setOutputType(int outputType) {
66 _outputType = outputType;
67 }
68
69 public void setEncoding(String encoding) {
70 if (encoding != null) {
71 _encoding = encoding;
72 }
73 }
74
75 public void setOutputMethod(String method) {
76 _method = method;
77 }
78
79 public void setOutputStream(OutputStream ostream) {
80 _ostream = ostream;
81 }
82
83 public void setWriter(Writer writer) {
84 _writer = writer;
85 }
86
87 public void setHandler(ContentHandler handler) {
88 _handler = handler;
89 }
90
91 public void setLexicalHandler(LexicalHandler lex) {
92 _lexHandler = lex;
93 }
94
95 public void setNode(Node node) {
96 _node = node;
97 }
98
99 public Node getNode() {
100 return (_handler instanceof SAX2DOM) ? ((SAX2DOM)_handler).getDOM()
101 : null;
102 }
103
104 public void setIndentNumber(int value) {
105 _indentNumber = value;
106 }
107
108 public SerializationHandler getSerializationHandler()
109 throws IOException , ParserConfigurationException
110 {
111 SerializationHandler result = null;
112 switch (_outputType)
113 {
114 case STREAM :
115
116 if (_method == null)
117 {
118 result = new ToUnknownStream();
119 }
120 else if (_method.equalsIgnoreCase("xml"))
121 {
122
123 result = new ToXMLStream();
124
125 }
126 else if (_method.equalsIgnoreCase("html"))
127 {
128
129 result = new ToHTMLStream();
130
131 }
132 else if (_method.equalsIgnoreCase("text"))
133 {
134
135 result = new ToTextStream();
136
137 }
138
139 if (result != null && _indentNumber >= 0)
140 {
141 result.setIndentAmount(_indentNumber);
142 }
143
144 result.setEncoding(_encoding);
145
146 if (_writer != null)
147 {
148 result.setWriter(_writer);
149 }
150 else
151 {
152 result.setOutputStream(_ostream);
153 }
154 return result;
155
156 case DOM :
157 _handler = (_node != null) ? new SAX2DOM(_node) : new SAX2DOM();
158 _lexHandler = (LexicalHandler ) _handler;
159 case SAX :
161 if (_method == null)
162 {
163 _method = "xml"; }
165
166 if (_method.equalsIgnoreCase("xml"))
167 {
168
169 if (_lexHandler == null)
170 {
171 result = new ToXMLSAXHandler(_handler, _encoding);
172 }
173 else
174 {
175 result =
176 new ToXMLSAXHandler(
177 _handler,
178 _lexHandler,
179 _encoding);
180 }
181
182 }
183 else if (_method.equalsIgnoreCase("html"))
184 {
185
186 if (_lexHandler == null)
187 {
188 result = new ToHTMLSAXHandler(_handler, _encoding);
189 }
190 else
191 {
192 result =
193 new ToHTMLSAXHandler(
194 _handler,
195 _lexHandler,
196 _encoding);
197 }
198
199 }
200 else if (_method.equalsIgnoreCase("text"))
201 {
202
203 if (_lexHandler == null)
204 {
205 result = new ToTextSAXHandler(_handler, _encoding);
206 }
207 else
208 {
209 result =
210 new ToTextSAXHandler(
211 _handler,
212 _lexHandler,
213 _encoding);
214 }
215
216 }
217 return result;
218 }
219 return null;
220 }
221
222 }
223 |
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