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comparison flys-artifacts/src/main/java/de/intevation/flys/artifacts/services/FileUploadService.java @ 5009:7c8ce0a95a64

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flys/#657: Shapefile upload service returns success or failure to client (i18n tbd)
author Christian Lins <christian.lins@intevation.de>
date Mon, 18 Feb 2013 16:33:13 +0100
parents 442fbb290fa8
children a9243df307b1
comparison
equal deleted inserted replaced
5008:04ccec566689 5009:7c8ce0a95a64
16 import org.apache.log4j.Logger; 16 import org.apache.log4j.Logger;
17 import org.w3c.dom.Document; 17 import org.w3c.dom.Document;
18 import org.w3c.dom.Element; 18 import org.w3c.dom.Element;
19 19
20 /** 20 /**
21 * Service that receives XML-packed Shapefile bundles from the client.
21 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a> 22 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
22 */ 23 */
23 public class FileUploadService extends FLYSService { 24 public class FileUploadService extends FLYSService {
24 25
25 /** The logger used in this service.*/ 26 /** The logger used in this service.*/
33 public static final String XPATH_DATA = "/upload/data/text()"; 34 public static final String XPATH_DATA = "/upload/data/text()";
34 35
35 public FileUploadService() { 36 public FileUploadService() {
36 } 37 }
37 38
38
39 @Override 39 @Override
40 protected Document doProcess( 40 protected Document doProcess(
41 Document data, 41 Document data,
42 GlobalContext context, 42 GlobalContext context,
43 CallMeta callMeta 43 CallMeta callMeta
44 ) { 44 ) {
45 logger.debug("FileUploadService.process"); 45 logger.debug("FileUploadService.process");
46
47 Document doc = XMLUtils.newDocument();
48 ElementCreator ec = new ElementCreator(doc, null, null);
49 Element resp = ec.create("response");
50 Element status = ec.create("status");
51 resp.appendChild(status);
52 doc.appendChild(resp);
46 53
47 String uuid = extractUuid(data); 54 String uuid = extractUuid(data);
48 55
49 byte[] fileData = extractData(data); 56 byte[] fileData = extractData(data);
50 if (fileData != null) { 57 if (fileData != null) {
56 FileOutputStream fos = 63 FileOutputStream fos =
57 new FileOutputStream( 64 new FileOutputStream(
58 new File(artifactDir, "user-rgd.zip")); 65 new File(artifactDir, "user-rgd.zip"));
59 try { 66 try {
60 fos.write(fileData); 67 fos.write(fileData);
68
69 // Write operation successful
70 status.setTextContent("Upload erfolgreich!"); // TODO: i18n
61 } 71 }
62 finally { 72 finally {
63 fos.close(); 73 fos.close();
64 } 74 }
65 } 75 }
66 catch (IOException ioe) { 76 catch (IOException ioe) {
67 logger.warn(ioe, ioe); 77 logger.warn(ioe, ioe);
78 status.setTextContent("Upload fehlgeschlagen!");
68 } 79 }
69 } 80 }
70 else { 81 else {
71 logger.debug("No data in uploaded xml."); 82 logger.debug("No data in uploaded xml.");
83 status.setTextContent("Upload fehlgeschlagen!");
72 } 84 }
73
74 Document doc = XMLUtils.newDocument();
75 ElementCreator ec = new ElementCreator(doc, null, null);
76 Element resp = ec.create("response");
77 doc.appendChild(resp);
78 85
79 return doc; 86 return doc;
80 } 87 }
81 88
82 89 /**
90 * Extracts the UUID from the XML document.
91 * @param data
92 * @return
93 */
83 protected String extractUuid(Document data) { 94 protected String extractUuid(Document data) {
84 return XMLUtils.xpathString( 95 return XMLUtils.xpathString(
85 data, XPATH_ARTIFACT_UUID, ArtifactNamespaceContext.INSTANCE); 96 data, XPATH_ARTIFACT_UUID, ArtifactNamespaceContext.INSTANCE);
86 } 97 }
87 98
88 99 /**
100 * Extracts the base64 encoded ZIP file from the XML document.
101 * @param data
102 * @return
103 */
89 protected byte[] extractData(Document data) { 104 protected byte[] extractData(Document data) {
90 String b64Data = XMLUtils.xpathString( 105 String b64Data = XMLUtils.xpathString(
91 data, XPATH_DATA, ArtifactNamespaceContext.INSTANCE); 106 data, XPATH_DATA, ArtifactNamespaceContext.INSTANCE);
92 107
93 if (b64Data != null && b64Data.length() > 0) { 108 if (b64Data != null && b64Data.length() > 0) {
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