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(Java) Outlook Send HTML Email

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.

Note: This example requires Chilkat v9.5.0.68 or greater.

This example applies to: Exchange Online | Office 365 | Hotmail.com | Live.com | MSN.com | Outlook.com | Passport.com

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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[])
  {
    //  Important: This example requires Chilkat v9.5.0.68 or greater.

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

    CkHttp http = new CkHttp();

    //  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.put_AuthToken("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;
    CkStringBuilder sbHtmlBody = new CkStringBuilder();
    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.
    CkJsonObject json = new CkJsonObject();
    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);

    //  -------------------------------------------------------------
    //  Important: This example requires Chilkat v9.5.0.68 or greater.
    //  -------------------------------------------------------------

    //  Send the HTTP POST (i.e. send the HTML email)
    CkHttpResponse resp = http.PostJson2("https://graph.microsoft.com/v1.0/users/me/sendMail","application/json",json.emit());
    if (http.get_LastMethodSuccess() != true) {
        System.out.println(http.lastErrorText());
        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.get_StatusCode() != 202) {
        json.Load(resp.bodyStr());
        json.put_EmitCompact(false);
        System.out.println(json.emit());
        System.out.println("Failed, response status code = " + resp.get_StatusCode());
        }
    else {
        System.out.println("Outlook HTML Mail Sent.");
        }
  }
}

 

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