发布消息在草稿状态下创建消息Microsoft Graph API Java

import com.microsoft.graph.authentication.IAuthenticationProvider;
import com.microsoft.graph.authentication.TokenCredentialAuthProvider;
import com.microsoft.graph.models.extensions.*;
import com.microsoft.graph.requests.extensions.GraphServiceClient;
import com.microsoft.graph.requests.extensions.IMessageCollectionRequest;
import com.microsoft.graph.requests.extensions.IMessageCollectionRequestBuilder;

public class CreateDraftMessage {
    public static void main(String[] args) {
        // 设置认证提供程序
        IAuthenticationProvider authProvider = new TokenCredentialAuthProvider("<client_id>", "<client_secret>", "<tenant_id>");

        // 创建GraphServiceClient实例
        GraphServiceClient<Request> graphClient = GraphServiceClient.builder().authenticationProvider(authProvider).buildClient();

        // 构建消息对象
        Message message = new Message();
        message.subject = "Hello";
        message.body = new ItemBody();
        message.body.contentType = BodyType.TEXT;
        message.body.content = "This is a draft message.";
        message.toRecipients = new Recipient[] { new Recipient() { { emailAddress = new EmailAddress() { { address = "recipient@example.com"; } } } } };

        // 创建消息请求
        IMessageCollectionRequestBuilder requestBuilder = graphClient.me().messages().buildRequest();
        IMessageCollectionRequest request = requestBuilder.header("Content-Type", "application/json").post(message);

        // 发送请求并获取响应
        Message createdMessage = request.get();

        // 输出创建的消息的ID
        System.out.println("Created message ID: " + createdMessage.id);
    }
}