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(Java) batchGet (Read Multiple Ranges)

Reads multiple ranges from a Google Sheets spreadsheet in one GET request.

Chilkat Java Downloads

Java Libs for Windows, Linux, Alpine Linux,
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Java Libs for Android

import com.chilkatsoft.*;

public class ChilkatExample {

  static {
    try {
        System.loadLibrary("chilkat");
    } catch (UnsatisfiedLinkError e) {
      System.err.println("Native code library failed to load.\n" + e);
      System.exit(1);
    }
  }

  public static void main(String argv[])
  {
    //  This example requires the Chilkat API to have been previously unlocked.
    //  See Global Unlock Sample for sample code.

    //  This example uses a previously obtained access token having permission for the
    //  Google Sheets scope.

    //  In this example, Get Google Sheets OAuth2 Access Token, the access
    //  token was saved to a JSON file.  This example fetches the access token from the file..
    CkJsonObject jsonToken = new CkJsonObject();
    boolean success = jsonToken.LoadFile("qa_data/tokens/googleSheets.json");
    if (jsonToken.HasMember("access_token") == false) {
        System.out.println("No access token found.");
        return;
        }

    //  We'll be sending a GET request with query params to this URL:  https://sheets.googleapis.com/v4/spreadsheets/spreadsheetId/values:batchGet?ranges=Sheet1!A1:A2&ranges=Sheet1!B1:B2
    //  The domain is "sheets.googleapis.com"
    //  The path is "/v4/spreadsheets/spreadsheetId/values:batchGet"
    CkHttpRequest req = new CkHttpRequest();
    req.put_Path("/v4/spreadsheets/spreadsheetId/values:batchGet");
    req.put_HttpVerb("GET");
    //  Add each range to fetch.
    req.AddParam("ranges","Sheet1!A1:A2");
    req.AddParam("ranges","Sheet1!B1:B2");

    CkHttp http = new CkHttp();
    http.put_AuthToken(jsonToken.stringOf("access_token"));

    //  443 is the SSL/TLS port for HTTPS.
    CkHttpResponse resp = http.SynchronousRequest("sheets.googleapis.com",443,true,req);
    if (http.get_LastMethodSuccess() != true) {
        System.out.println(http.lastErrorText());
        return;
        }

    System.out.println(resp.bodyStr());

    CkJsonObject json = new CkJsonObject();
    json.Load(resp.bodyStr());

    //  A sample response is shown below.
    //  To generate the parsing source code for a JSON response, paste
    //  the JSON into this online tool: Generate JSON parsing code

    //  {
    //    "spreadsheetId": "1_SO2L-Y6nCayNpNppJLF0r9yHB2UnaCleGCKeE4O0SA",
    //    "valueRanges": [
    //      {
    //        "range": "Sheet1!A1:A2",
    //        "majorDimension": "ROWS",
    //        "values": [
    //          [
    //            "Item"
    //          ],
    //          [
    //            "Wheel"
    //          ]
    //        ]
    //      },
    //      {
    //        "range": "Sheet1!B1:B2",
    //        "majorDimension": "ROWS",
    //        "values": [
    //          [
    //            "Cost"
    //          ],
    //          [
    //            "$20.50"
    //          ]
    //        ]
    //      }
    //    ]
    //  }

    int i;
    int count_i;
    int j;
    int count_j;
    int k;
    int count_k;

    String spreadsheetId = json.stringOf("spreadsheetId");
    i = 0;
    count_i = json.SizeOfArray("valueRanges");
    while (i < count_i) {
        json.put_I(i);
        String range = json.stringOf("valueRanges[i].range");
        String majorDimension = json.stringOf("valueRanges[i].majorDimension");
        j = 0;
        count_j = json.SizeOfArray("valueRanges[i].values");
        while (j < count_j) {
            json.put_J(j);
            k = 0;
            count_k = json.SizeOfArray("valueRanges[i].values[j]");
            while (k < count_k) {
                json.put_K(k);
                String strVal = json.stringOf("valueRanges[i].values[j][k]");
                k = k+1;
                }

            j = j+1;
            }

        i = i+1;
        }
  }
}

 

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