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Java Requires Chilkat v11.0.0+

Outlook Send HTML Email

See more Outlook Examples

This example sends an HTML email. Other examples exist for:
  • Sending plain-text email.
  • Sending HTML email with embedded images.
  • Sending email with attachments.
  • Sending HTML email with embedded images and attachments.

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Chilkat2 Java
import com.chilkatsoft.chilkat2.ChilkatException;
import com.chilkatsoft.chilkat2.Http;
import com.chilkatsoft.chilkat2.HttpResponse;
import com.chilkatsoft.chilkat2.JsonObject;
import com.chilkatsoft.chilkat2.StringBuilder;

public class ChilkatExample {

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

        Http http = new Http();

        // Use your previously obtained access token here:
        // See the following examples for getting an access token:
        //    Get Microsoft Graph OAuth2 Access Token (Azure AD v2.0 Endpoint).
        //    Get Microsoft Graph OAuth2 Access Token (Azure AD Endpoint).
        //    Refresh Access Token (Azure AD v2.0 Endpoint).
        //    Refresh Access Token (Azure AD Endpoint).

        http.setAuthToken("MICROSOFT_GRAPH_ACCESS_TOKEN");

        // To send mail, we'll POST to the following endpoint:
        //
        // POST /users/{id | userPrincipalName}/sendMail
        //
        // (The special keyword "me" may be used in place of a principal name.)
        //

        // This example will send HTML email containing the following HTML body:

        //     <html>
        //     <head>
        //     <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
        //     <meta content="text/html; charset=utf-8">
        //     </head>
        //     <body bgcolor="#FFFFFF">
        //     <font face="Calibri">This is a test <b>HTML email</b>.<br>
        //     </font>
        //     </body>
        //     </html>

        // Build the HTML body...
        boolean bCrlf = true;
        StringBuilder sbHtmlBody = new StringBuilder();
        sbHtmlBody.appendLine("<html>", bCrlf);
        sbHtmlBody.appendLine("<head>", bCrlf);
        sbHtmlBody.appendLine("<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\">", bCrlf);
        sbHtmlBody.appendLine("<meta content=\"text/html; charset=utf-8\">", bCrlf);
        sbHtmlBody.appendLine("</head>", bCrlf);
        sbHtmlBody.appendLine("<body bgcolor=\"#FFFFFF\">", bCrlf);
        sbHtmlBody.appendLine("<font face=\"Calibri\">This is a test <b>HTML email</b>.<br>", bCrlf);
        sbHtmlBody.appendLine("</font>", bCrlf);
        sbHtmlBody.appendLine("</body>", bCrlf);
        sbHtmlBody.appendLine("</html>", bCrlf);

        // The body of the POST request contains JSON that specifies the email subject, body,
        // recipients, etc.  This example will build the following JSON HTML email:
        //

        //     {
        //       "message": {
        //         "subject": "Sample HTML Email",
        //         "body": {
        //           "contentType": "html",
        //           "content": "The HTML body goes here..."
        //         },
        //         "toRecipients": [
        //           {
        //             "emailAddress": {
        //           "name": "Chilkat Software",
        //               "address": "admin@chilkat.io"
        //             }
        //           },
        //           {
        //             "emailAddress": {
        //               "address": "chilkat.support@gmail.com"
        //             }
        //           }
        //         ],
        //         "ccRecipients": [
        //           {
        //             "emailAddress": {
        //           "name": "Chilkat Blog",
        //           "address": "admin@cknotes.com"
        //             }
        //           }
        //         ]
        //       },
        //       "saveToSentItems": true
        //     }
        //

        // Build the above JSON.
        JsonObject json = new JsonObject();
        json.updateString("message.subject", "Sample HTML email");
        json.updateString("message.body.contentType", "html");
        json.updateString("message.body.content", sbHtmlBody.getAsString());
        json.updateString("message.toRecipients[0].emailAddress.name", "Chilkat Software");
        json.updateString("message.toRecipients[0].emailAddress.address", "admin@chilkat.io");
        json.updateString("message.toRecipients[1].emailAddress.address", "chilkat.support@gmail.com");
        json.updateString("message.ccRecipients[0].emailAddress.name", "Chilkat Blog");
        json.updateString("message.ccRecipients[0].emailAddress.address", "admin@cknotes.com");
        json.updateBool("saveToSentItems", true);

        // Send the HTTP POST (i.e. send the HTML email)
        HttpResponse resp = new HttpResponse();
        try {
            http.httpJson("POST", "https://graph.microsoft.com/v1.0/me/sendMail", json, "application/json", resp);
        } catch (ChilkatException e) {
            System.out.println(e.getLastErrorText());
            return;
        }

        // The send succeeded if the response status code = 202.
        // In the success case, there is no response body.  (We just get the response code to know that it succeeded.)
        if (resp.getStatusCode() != 202) {
            json.load(resp.getBodyStr());
            json.setEmitCompact(false);
            System.out.println(json.emit());
            System.out.println("Failed, response status code = " + resp.getStatusCode());
        } else {
            System.out.println("Outlook HTML Mail Sent.");
        }
    }
}