7.3 Update Document Sample

The following sample demonstrates the basic concepts discussed in this section:

Example 7-1 Sample Document Update

package devguidesamples;
 
import java.io.FileOutputStream;
import java.io.IOException;
import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Locale;
 
import javax.activation.DataHandler;
import javax.activation.FileDataSource;
 
import oracle.imaging.BasicUserToken;
import oracle.imaging.Document;
import oracle.imaging.DocumentContentService;
import oracle.imaging.DocumentService;
import oracle.imaging.ImagingException;
import oracle.imaging.NameId;
import oracle.imaging.RenderOptions;
import oracle.imaging.RenderPage;
import oracle.imaging.RenderResult;
import oracle.imaging.Rendition;
import oracle.imaging.Search;
import oracle.imaging.SearchArgument;
import oracle.imaging.SearchService;
import oracle.imaging.SearchValue;
import oracle.imaging.ServicesFactory;
import oracle.imaging.TypedValue;
import oracle.imaging.UserToken;
 
public class UpdateDocumentSample {
   public static void main(String[] args)
      throws IOException {
      try { // try-catch
         UserToken credentials = new BasicUserToken("ipmuser", "ipmuserpwd");
         ServicesFactory servicesFactory =
            ServicesFactory.login(credentials, Locale.US, "http://ipmhost:16000/imaging/ws");
 
         try { // try-finally to ensure logout
            SearchService searchService = servicesFactory.getSearchService();
            DocumentService docService = servicesFactory.getDocumentService();
            DocumentContentService docContentService = 
                   servicesFactory.getDocumentContentService();
 
            // The find the document with invoice number 1234 using the Invoices search
            List<SearchArgument> searchArguments = new ArrayList<SearchArgument>();
            SearchValue searchValue = new SearchValue(SearchValue.Type.NUMBER, 1234);
            SearchArgument searchArgument = new SearchArgument("Invoice Number", searchValue);
            searchArgument.setOperatorValue(Search.Operator.EQUAL);
            searchArguments.add(searchArgument);
            Search.ResultSet resultSet =
               searchService.executeSavedSearch(new NameId("Invoices"), searchArguments);
            if (resultSet.getTotalResults() == 0) {
               System.out.println("Document not found");
            }
            String documentId = resultSet.getResults().get(0).getDocumentId();
                        
            // update field values only.
            List<Document.FieldValue> fieldValues = new ArrayList<Document.FieldValue>();
            fieldValues.add(new Document.FieldValue("Amount", new BigDecimal("99.95")));
            docService.updateDocument(documentId, null, fieldValues, false);   
      
            // update document content
            String fileName = "C:/PathToImages/NewInvoice1234.tif";
            DataHandler fileData = new DataHandler(new FileDataSource(fileName));
            String uploadToken = docContentService.uploadDocument(fileData, "invoice1234.tif");
            docService.updateDocument(uploadToken, documentId, null, false);
            
            // update field values and document content at once
            fieldValues = new ArrayList<Document.FieldValue>();
            fieldValues.add(new Document.FieldValue("Receive Date", new Date())); //now
            
            fileName = "C:/PathToImages/AnotherNewInvoice1234.tif";
            fileData = new DataHandler(new FileDataSource(fileName));
            uploadToken = docContentService.uploadDocument(fileData, "invoice1234.tif");
            docService.updateDocument(uploadToken, documentId, fieldValues, false);
         }
         finally {
            if (servicesFactory != null) {
               servicesFactory.logout();
            }
         }
      }
      catch (ImagingException e) {
         System.out.println(e.getMessage());
      }
   }
}