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1
5
6 package ebay.server;
7
8 import java.io.StringReader  ;
9 import javax.xml.ws.WebServiceContext;
10 import java.io.ByteArrayInputStream ;
11 import javax.xml.ws.Provider;
12 import javax.xml.transform.Source ;
13 import javax.xml.transform.stream.StreamSource ;
14 import javax.xml.ws.WebServiceProvider;
15 import javax.xml.ws.Service;
16 import javax.xml.ws.ServiceMode;
17 import javax.xml.ws.handler.MessageContext;
18 import javax.annotation.Resource;
19 import javax.xml.ws.http.HTTPException;
20 import java.util.Collections ;
21 import java.util.Map ;
22 import java.util.HashMap ;
23 import java.util.List ;
24 import java.util.Properties ;
25 import javax.xml.ws.WebServiceException;
26
27 import javax.xml.transform.OutputKeys ;
28 import javax.xml.transform.Transformer ;
29 import javax.xml.transform.TransformerFactory ;
30 import javax.xml.transform.stream.StreamResult ;
31 import java.io.ByteArrayOutputStream ;
32 import java.io.InputStream ;
33 import javax.activation.DataHandler ;
34 import javax.jws.HandlerChain;
35 import javax.activation.DataSource ;
36 import java.io.OutputStream ;
37 import javax.xml.ws.http.HTTPBinding;
38 import javax.xml.ws.BindingType;
39
40 @WebServiceProvider
41 @BindingType(HTTPBinding.HTTP_BINDING)
42 @ServiceMode(value=Service.Mode.MESSAGE)
43 public class ImageProvider implements Provider<DataSource > {
44
45 @Resource
46 protected WebServiceContext wsContext;
47
48 public DataSource invoke(DataSource ds) {
49 MessageContext mc = wsContext.getMessageContext();
50 String method = (String )mc.get(MessageContext.HTTP_REQUEST_METHOD);
51 if (method.equals("GET")) {
52 return get(ds, mc);
53 }
54 HTTPException ex = new HTTPException(404);
55 throw ex;
56 }
57
58
59 private DataSource get(DataSource source, MessageContext mc) {
60 final String image;
61 String path = (String )mc.get(MessageContext.PATH_INFO);
62 if (path != null && path.equals("/sun_blade_1000_h400px.jpg")) {
64 image = "images/sun_blade_1000_h400px.jpg";
65 }else if(path != null && path.equals("/Sun_Fire_E20K_Server.jpg")) {
66 image = "images/Sun_Fire_E20K_Server.jpg";
67 } else if (path != null && path.equals("/8d_2.JPG")) {
68 image = "images/8d_2.JPG";
69 } else {
70 HTTPException ex = new HTTPException(404);
71 throw ex;
72 }
73 return new DataSource () {
74 public InputStream getInputStream() {
75 return this.getClass().getClassLoader().
76 getResourceAsStream(
77 image);
78 }
79 public OutputStream getOutputStream() {
80 return null;
81 }
82 public String getContentType() {
83 return "image/jpeg";
84 }
85 public String getName() {
86 return "";
87 }
88 };
89 }
90 }
91 |
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