/**
* 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);
}
public static void gogogo(
String username,
String password,
int itemsPerBatch,
String spreadsheetName,
String worksheetName,
String data)
throws Exception {
System.out.println("# Initializing upload to Google Spreadsheets...");
System.out.print("# Logging in as: \"" + username + "\"... ");
ImportClient client = new ImportClient(username, password, itemsPerBatch, spreadsheetName);
System.out.println("Success!");
Pattern delim = Pattern.compile(DELIM);
try {
int row = 0;
String[] allLines = data.split("\n");
int currentCell = 1;
int allRow = allLines.length;
System.out.println("# Preparing " + allRow + " rows to be updated... ");
List<CellEntry> updatedCells = new LinkedList<CellEntry>();
Worksheet workSheet = client.getWorksheet(spreadsheetName, worksheetName);
ProgressBar.updateProgress(0, allRow);
for (String line : allLines) {
// Break up the line by the delimiter and insert the cells
String[] cells = delim.split(line, -1);
for (int col = 0; col < cells.length; col++) {
// old way - send the change
// client.insertCellEntry(spreadsheet, worksheet, row + 1, col + 1,
// cells[col]);
// prepare change
CellEntry cellEntry = workSheet.getCell(row + 1, col + 1);
String value = cells[col];
cellEntry.changeInputValueLocal(value);
updatedCells.add(cellEntry);
}
// Advance the loop
ProgressBar.updateProgress(++row, allRow);
}
// send the batches
int allBatches = updatedCells.size();
int currentBatch = 0;
List<List<CellEntry>> batches = chunkList(updatedCells, ITEMS_PER_BATCH);
System.out.println("\n\n# Uploading changes in " + batches.size() + " chunks, ");
System.out.println("# containing a total of " + allBatches + " operations... ");
for (List<CellEntry> batch : batches) {
CellFeed batchFeed = new CellFeed();
for (CellEntry cellEntry : batch) {
ProgressBar.updateProgress(++currentBatch, allBatches);
Cell cell = cellEntry.getCell();
BatchUtils.setBatchId(cellEntry, "R" + cell.getRow() + "C" + cell.getCol());
BatchUtils.setBatchOperationType(cellEntry, BatchOperationType.UPDATE);
batchFeed.getEntries().add(cellEntry);
}
Link batchLink = workSheet.getBatchUpdateLink();
CellFeed batchResultFeed = client.service.batch(new URL(batchLink.getHref()), batchFeed);
// Make sure all the operations were successful.
for (CellEntry entry : batchResultFeed.getEntries()) {
if (!BatchUtils.isSuccess(entry)) {
String batchId = BatchUtils.getBatchId(entry);
BatchStatus status = BatchUtils.getBatchStatus(entry);
System.err.println("Failed entry");
System.err.println("\t" + batchId + " failed (" + status.getReason() + ") ");
return;
}
}
}
} catch (Exception e) {
e.printStackTrace();
}
}
private static void printUserEntryLinks(UserEntry ue) {
System.out.println("--Links:");
for (Link link : ue.getLinks()) {
System.out.println(" " + link.getRel() + " is " + link.getHref());
}
}