SendGrid provides an API endpoint to remove whitelisted IP Addresses from the list. There should be some addresses in the IP whitelist or else API will return allowlist rule not found
package org.wesome.sendgrid;
import com.sendgrid.SendGrid;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.annotation.Bean;
import org.springframework.web.bind.annotation.RestController;
@SpringBootApplication
@RestController
public class SendGridApplication {
@Value("${send.grid.api.key}")
private String sendGridApiKey;
public static void main(String[] args) {
SpringApplication.run(SendGridApplication.class, args);
}
@Bean
public SendGrid sendGrid() {
SendGrid sendGrid = new SendGrid(sendGridApiKey);
return sendGrid;
}
}
package org.wesome.sendgrid.controller;
import com.sendgrid.Method;
import com.sendgrid.Request;
import com.sendgrid.Response;
import com.sendgrid.SendGrid;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
import java.io.IOException;
@RestController
public class SendGridController {
@Autowired
private SendGrid sendGrid;
@GetMapping
public ResponseEntity sendGridAPi() throws IOException {
Request request = new Request();
Response response;
try {
request.setMethod(Method.DELETE);
request.setEndpoint("access_settings/whitelist");
request.setBody("{\"ids\":[1,2,3,4,5]}");
response = sendGrid.api(request);
System.out.println("Headers := \n" + response.getHeaders());
System.out.println("Body := \n" + response.getBody());
System.out.println("StatusCode := \n" + response.getStatusCode());
} catch (IOException ex) {
throw ex;
}
return new ResponseEntity(HttpStatus.valueOf(response.getStatusCode()).getReasonPhrase(), HttpStatus.valueOf(response.getStatusCode()));
}
}
plugins {
id 'io.spring.dependency-management' version '1.0.11.RELEASE'
id 'org.springframework.boot' version '2.5.5'
id 'java'
}
group = 'org.wesome'
version = '0.0.1-SNAPSHOT'
sourceCompatibility = JavaVersion.VERSION_1_8
repositories {
mavenCentral()
}
dependencies {
implementation 'com.sendgrid:sendgrid-java:4.4.5'
implementation('org.springframework.boot:spring-boot-starter-web')
}
test {
useJUnitPlatform()
}
send.grid.api.key=Your SendGrid Api Key
curl --location --request GET 'localhost:8080/'