/**
* Prompts the user for a set of operations and submits them in a batch request.
*
* @param reader to read input from the keyboard.
* @throws ServiceException when the request causes an error in the Google Spreadsheets service.
* @throws IOException when an error occurs in communication with the Google Spreadsheets service.
*/
public void processBatchRequest(BufferedReader reader) throws IOException, ServiceException {
final String BATCH_PROMPT =
"Enter set operations one by one, "
+ "then enter submit to send the batch request:\n"
+ " set row# col# value [[add a set operation]]\n"
+ " submit [[submit the request]]";
CellFeed batchRequest = new CellFeed();
// Prompt user for operation
System.out.println(BATCH_PROMPT);
String operation = reader.readLine();
while (!operation.startsWith("submit")) {
String[] s = operation.split(" ", 4);
if (s.length != 4 || !s[0].equals("set")) {
System.out.println("Invalid command: " + operation);
operation = reader.readLine();
continue;
}
// Create a new cell entry and add it to the batch request.
int row = Integer.parseInt(s[1]);
int col = Integer.parseInt(s[2]);
String value = s[3];
CellEntry batchOperation = createUpdateOperation(row, col, value);
batchRequest.getEntries().add(batchOperation);
// Display the current entries in the batch request.
printBatchRequest(batchRequest);
// Prompt for another operation.
System.out.println(BATCH_PROMPT);
operation = reader.readLine();
}
// Get the batch feed URL and submit the batch request
CellFeed feed = service.getFeed(cellFeedUrl, CellFeed.class);
Link batchLink = feed.getLink(Link.Rel.FEED_BATCH, Link.Type.ATOM);
URL batchUrl = new URL(batchLink.getHref());
CellFeed batchResponse = service.batch(batchUrl, batchRequest);
// Print any errors that may have happened.
boolean isSuccess = true;
for (CellEntry entry : batchResponse.getEntries()) {
String batchId = BatchUtils.getBatchId(entry);
if (!BatchUtils.isSuccess(entry)) {
isSuccess = false;
BatchStatus status = BatchUtils.getBatchStatus(entry);
System.out.println(
"\n" + batchId + " failed (" + status.getReason() + ") " + status.getContent());
}
}
if (isSuccess) {
System.out.println("Batch operations successful.");
}
}
public void performBatchUpdate(CellFeed batchRequest, URL cellFeedUrl)
throws IOException, ServiceException {
logger.info("\n Begin Batch Update \n");
long startTime = System.currentTimeMillis();
// printBatchRequest(batchRequest);
CellFeed cellFeed = spreadsheetService.getFeed(cellFeedUrl, CellFeed.class);
// Submit the update
// set header work around for http://code.google.com/p/gdata-java-client/issues/detail?id=103
spreadsheetService.setHeader("If-Match", "*");
Link batchLink = cellFeed.getLink(Link.Rel.FEED_BATCH, Link.Type.ATOM);
// CellFeed batchResponse = spreadsheetService.batch(new URL(batchLink.getHref()),
// batchRequest);
spreadsheetService.batch(new URL(batchLink.getHref()), batchRequest);
spreadsheetService.setHeader("If-Match", null);
logger.info("\n ms elapsed for batch update: \n" + (System.currentTimeMillis() - startTime));
// Check the results
// boolean isSuccess = true;
// for (CellEntry entry : batchResponse.getEntries()) {
// String batchId = BatchUtils.getBatchId(entry);
// if (!BatchUtils.isSuccess(entry)) {
// isSuccess = false;
// BatchStatus status = BatchUtils.getBatchStatus(entry);
// System.out.printf("%s failed (%s) %s", batchId, status.getReason(),
// status.getContent());
//
// }
//
// break;
// }
//
// logger.info(isSuccess ? "\nBatch operations successful." : "\nBatch operations
// failed");
// System.out.printf("\n%s ms elapsed\n", System.currentTimeMillis() - startTime);
}
/**
* Gets a link to the batch update URL for this worksheet.
*
* @return
*/
Link getBatchUpdateLink() {
return cellFeed.getLink(Link.Rel.FEED_BATCH, Link.Type.ATOM);
}
