Java

Set Container ACL

See more Azure Cloud Storage Examples

Azure Storage Blob Service REST API: Sample code to set the permissions of a container. Chilkat2 Java

import com.chilkatsoft.chilkat2.AuthAzureStorage;
import com.chilkatsoft.chilkat2.ChilkatException;
import com.chilkatsoft.chilkat2.DateTime;
import com.chilkatsoft.chilkat2.Prng;
import com.chilkatsoft.chilkat2.Rest;
import com.chilkatsoft.chilkat2.Xml;

public class ChilkatExample {

    public static void main(String[] args) {
        // Azure Blob Service Example: Set Container ACL
        // See also: https://msdn.microsoft.com/en-us/library/azure/dd179391.aspx

        // This example requires the Chilkat API to have been previously unlocked.
        // See Global Unlock Sample for sample code.

        Rest rest = new Rest();

        // Connect to the Azure Storage Blob Service
        boolean bTls = true;
        int port = 443;
        boolean bAutoReconnect = true;
        // In this example, the storage account name is "chilkat".
        try {
            rest.connect("chilkat.blob.core.windows.net", port, bTls, bAutoReconnect);
        } catch (ChilkatException e) {
            System.out.println(e.getLastErrorText());
            return;
        }

        // Provide Azure Cloud credentials for the REST call.
        AuthAzureStorage azAuth = new AuthAzureStorage();
        azAuth.setAccessKey("AZURE_ACCESS_KEY");
        // The account name used here should match the 1st part of the domain passed in the call to Connect (above).
        azAuth.setAccount("chilkat");
        azAuth.setScheme("SharedKey");
        azAuth.setService("Blob");
        // This causes the "x-ms-version: 2021-08-06" header to be automatically added.
        azAuth.setXMsVersion("2021-08-06");
        rest.setAuthAzureStorage(azAuth);

        // Note: The application does not need to explicitly set the following
        // headers: x-ms-date, Authorization.  These headers
        // are automatically set by Chilkat.

        // The XML body of the request will look like this:

        // <?xml version="1.0" encoding="utf-8"?>
        // <SignedIdentifiers>
        //   <SignedIdentifier>
        //     <Id>unique-character-value-of-up-to-64-chars</Id>
        //     <AccessPolicy>
        //       <Start>start-time</Start>
        //       <Expiry>expiry-time</Expiry>
        //       <Permission>abbreviated-permission-list</Permission>
        //     </AccessPolicy>
        //   </SignedIdentifier>
        // </SignedIdentifiers>

        // Generate a random 32-character string.
        Prng prng = new Prng();
        String randomId = prng.randomString(32, true, true, true);

        // Get the current system date/time in ISO 8061 format
        DateTime dt = new DateTime();
        dt.setFromCurrentSystemTime();
        boolean bLocal = false;
        // Get the current date/time in ISO 8061 UTC format.
        String curDtStr = dt.getAsTimestamp(bLocal);
        // The expire time will be 365 days in the future.
        dt.addDays(365);
        String expireDtStr = dt.getAsTimestamp(bLocal);

        // Build the request:
        Xml xml = new Xml();
        xml.setTag("SignedIdentifiers");
        Xml xSignedId = xml.newChild("SignedIdentifier", "");
        xSignedId.newChild2("Id", randomId);
        Xml xAccessPolicy = xSignedId.newChild("AccessPolicy", "");
        xAccessPolicy.newChild2("Start", curDtStr);
        xAccessPolicy.newChild2("Expiry", expireDtStr);
        xAccessPolicy.newChild2("Permission", "rwd");
        xAccessPolicy.close();
        xSignedId.close();

        // Show the XML..
        System.out.println(xml.getXml());

        // The expected response is a 200 response status code with no response body.
        String responseStr;
        try {
            responseStr = rest.fullRequestString("PUT", "/mycontainer?restype=container&comp=acl", xml.getXml());
        } catch (ChilkatException e) {
            System.out.println(e.getLastErrorText());
            return;
        }

        // When successful, the Azure Storage service will respond with a 200 response status code,
        // with no response body.

        if (rest.getResponseStatusCode() != 200) {
            // Examine the request/response to see what happened.
            System.out.println("response status code = " + rest.getResponseStatusCode());
            System.out.println("response status text = " + rest.getResponseStatusText());
            System.out.println("response header: " + rest.getResponseHeader());
            System.out.println("response body (if any): " + responseStr);
            System.out.println("---");
            System.out.println("LastRequestStartLine: " + rest.getLastRequestStartLine());
            System.out.println("LastRequestHeader: " + rest.getLastRequestHeader());
            return;
        }

        System.out.println("Success.");
    }
}