Java

Azure Storage: Set Blob Service Properties

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Azure Storage Blob Service REST API: Sample code to set a blob's service properties. Chilkat2 Java

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

public class ChilkatExample {

    public static void main(String[] args) {
        // Azure Blob Service Example: Set Blob Service Properties
        // See also: https://msdn.microsoft.com/en-us/library/azure/hh452235.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.

        // This example will set logging properties.  The XML body of the request
        // will look like this:

        // <?xml version="1.0" encoding="utf-8"?>
        // <StorageServiceProperties>
        //     <Logging>
        //         <Version>version-number</Version>
        //         <Delete>true|false</Delete>
        //         <Read>true|false</Read>
        //         <Write>true|false</Write>
        //         <RetentionPolicy>
        //             <Enabled>true|false</Enabled>
        //             <Days>number-of-days</Days>
        //         </RetentionPolicy>
        //     </Logging>

        // Build the request:
        Xml xml = new Xml();
        xml.setTag("StorageServiceProperties");
        Xml xLogging = xml.newChild("Logging", "");
        xLogging.newChild2("Version", "1.0");
        xLogging.newChild2("Delete", "true");
        xLogging.newChild2("Read", "true");
        xLogging.newChild2("Write", "true");
        Xml xRetension = xLogging.newChild("RetentionPolicy", "");
        xRetension.newChild2("Enabled", "true");
        xRetension.newChild2("Days", "7");
        xRetension.close();
        xLogging.close();

        // The expected response is a 202 response status code with no response body.
        String responseStr;
        try {
            responseStr = rest.fullRequestString("PUT", "/?restype=service&comp=properties", xml.getXml());
        } catch (ChilkatException e) {
            System.out.println(e.getLastErrorText());
            return;
        }

        // When successful, the Azure Storage service will respond with a 202 response code,
        // with no response body.
        if (rest.getResponseStatusCode() != 202) {
            // 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: Blob service properties updated!");
    }
}