Replace DocumentViewerServiceUtility.java

Amol/Proteus_Lib_Jar/Framework6M/DocumentViewerServiceUtility.java

@@ -8,6 +8,7 @@ import java.sql.Connection;
 import java.sql.ResultSet;
 import java.sql.Statement;
 import java.util.ArrayList;
+import java.util.Base64;
 import java.util.List;
 
 import javax.xml.parsers.DocumentBuilderFactory;
@@ -40,8 +41,9 @@ public class DocumentViewerServiceUtility extends RestAPIServiceUtility {
 	 * the objName and refID via getDocumentData's method
 	 * 
 	 */
-	public byte[] getPreviewImage(String objName, String refId, String tokenIDfromHeader) {
+	public JSONObject getPreviewImage(String objName, String refId, String tokenIDfromHeader) {
 		BaseLogger.log("3", null, null, " getPreviewImage method call: ");
+		JSONObject jsonObject  = new JSONObject();
 
 		UserInfoBean userInfo = null;
 
@@ -59,7 +61,7 @@ public class DocumentViewerServiceUtility extends RestAPIServiceUtility {
 		byte[] byteArray = null; 
 		try {
 			
-			responseData = new String(documentHandlerServiceUtility.getDocumentData(objName, refId, refCol, dataFormat, tokenIDfromHeader));
+			responseData = new String(documentHandlerServiceUtility.getDocumentData(objName, refId, tokenIDfromHeader, refCol, dataFormat));
 			BaseLogger.log("3", null, null, "responseData ==> " + responseData);
 
 			List<String> docIds = new ArrayList<>();
@@ -69,29 +71,36 @@ public class DocumentViewerServiceUtility extends RestAPIServiceUtility {
 			    DocumentBuilder builder = factory.newDocumentBuilder();
 			    InputSource is = new InputSource(new StringReader(responseData));
 			    Document doc = builder.parse(is);
-			    NodeList docIdNodes = doc.getElementsByTagName("Document_Id");
-			    // Extract Document_Id values
-			    for (int i = 0; i < docIdNodes.getLength(); i++) 
-			    {
-			        Node docIdNode = docIdNodes.item(i);
-			        if (docIdNode.getNodeType() == Node.ELEMENT_NODE) {
-			            Element docIdElement = (Element) docIdNode;
-			            String docId = docIdElement.getTextContent();
+			    NodeList idNodes = doc.getElementsByTagName("ID");
+
+			    // Extract Document_Id attribute values
+			    for (int i = 0; i < idNodes.getLength(); i++) {
+			        Node idNode = idNodes.item(i);
+			        if (idNode.getNodeType() == Node.ELEMENT_NODE) {
+			            Element idElement = (Element) idNode;
+			            String docId = idElement.getAttribute("Document_Id").trim(); 
+			            if (!docId.isEmpty()) { 
 			                docIds.add(docId);
-			            BaseLogger.log("3", null, null, "DocumentViewerServlet docIDs : [" + docIds + "]");
 			            }
 			        }
 			    }
-			catch (ParserConfigurationException | SAXException | IOException e) 
-			{
+
+			    BaseLogger.log("3", null, null, " docID's List  : " + docIds);
+			} 
+			catch (ParserConfigurationException | SAXException | IOException e) {
 			    BaseLogger.log("3", null, null, "Error parsing XML response: " + e.getMessage());
 			    e.printStackTrace();
 			}
 			
+
 			for (String docId : docIds) {
+				
 				try {
 					BaseLogger.log("3", null, null, "DocumentViewerServlet :: docID [" + docId + "]");
 					byteArray = getPreviewImageAgainstDocId(docId, userInfo);
+					
+			        String encodedByteArray = Base64.getEncoder().encodeToString(byteArray);
+					jsonObject.put(docId, encodedByteArray);
 				} catch (Exception ex) {
 					BaseLogger.log("3", null, null, "Exception in DocumentViewerServlet :: handleDocument() : " + ex);
 					ex.printStackTrace();
@@ -102,8 +111,10 @@ public class DocumentViewerServiceUtility extends RestAPIServiceUtility {
 
 			e.printStackTrace();
 		}
+		BaseLogger.log("3", null, null, "jsonObject with docID and encoded byte array0:: [" + jsonObject + "]");
+		BaseLogger.log("3", null, null, "byteArray  of:: [" + byteArray.toString() + "]");
 
-		return byteArray;
+		return jsonObject;
 	}
 
 	private byte[] getPreviewImageAgainstDocId(String docId, UserInfoBean userInfo) {
@@ -125,7 +136,7 @@ public class DocumentViewerServiceUtility extends RestAPIServiceUtility {
 			BaseLogger.log("3", null, null, "Exception in DocumentViewerServlet :: handleDocument() : " + ex);
 			ex.printStackTrace();
 		}
-		BaseLogger.log("3", null, null, "byteArray:: " + byteArray);
+		BaseLogger.log("3", null, null, " getPreviewImageAgainstDocId byteArray:: " + byteArray);
 
 		return byteArray;
 	}
@@ -176,6 +187,7 @@ public class DocumentViewerServiceUtility extends RestAPIServiceUtility {
 			} catch (Exception ex) {
 			}
 		}
+		BaseLogger.log("3", userInfo, null, "getVideoFrame iconByteArray : " + iconByteArray);
 
 		return iconByteArray;
 	}