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1 package org.apache.slide.projector.value;
2
3 import java.io.ByteArrayInputStream  ;
4 import java.io.ByteArrayOutputStream ;
5 import java.io.IOException ;
6 import java.io.InputStream ;
7
8 import org.jdom.DocType;
9 import org.jdom.Element;
10 import org.jdom.output.Format;
11 import org.jdom.output.XMLOutputter;
12
13 public class ElementValue extends AbstractStreamableValue implements XMLValue {
14 private final static XMLOutputter xmlOutputter = new XMLOutputter(Format.getPrettyFormat());
15
16 private Element element;
17 private byte[] bytes = null;
18
19 public ElementValue(Element element) {
20 this.element = element;
21 }
22
23 public InputStream getInputStream() throws IOException {
24 if ( bytes == null ) {
25 ByteArrayOutputStream outputStream = new ByteArrayOutputStream ();
26 xmlOutputter.output(element, outputStream);
27 bytes = outputStream.toByteArray();
28 }
29 InputStream inputStream = new ByteArrayInputStream (bytes);
30 return inputStream;
31 }
32
33 public void enableMultipleStreaming() {}
34
35 public int getContentLength() {
36 return 1;
37 }
38
39 public boolean isDocument() {
40 return false;
41 }
42
43 public DocType getDocumentType() {
44 return new DocType(element.getName());
45 }
46
47 public Element getRootElement() {
48 return element;
49 }
50
51 public String getContentType() {
52 return CONTENT_TYPE;
53 }
54
55 public String getCharacterEncoding() {
56 return "UTF-8";
57 }
58 }
59 |
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