//snippet-sourcedescription:[DescribeSecurityGroups.java demonstrates how to get information about all the EC2 security groups.]
//snippet-keyword:[SDK for Java 2.0]
//snippet-keyword:[Code Sample]
//snippet-service:[ec2]
//snippet-sourcetype:[full-example]
//snippet-sourcedate:[11/02/2020]
//snippet-sourceauthor:[scmacdon]
/*
 * Copyright 2010-2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License").
 * You may not use this file except in compliance with the License.
 * A copy of the License is located at
 *
 *  http://aws.amazon.com/apache2.0
 *
 * or in the "license" file accompanying this file. This file is distributed
 * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
 * express or implied. See the License for the specific language governing
 * permissions and limitations under the License.
 */
package com.example.ec2;
// snippet-start:[ec2.java2.describe_security_groups.complete]
// snippet-start:[ec2.java2.describe_security_groups.import]
import software.amazon.awssdk.services.ec2.Ec2Client;
import software.amazon.awssdk.services.ec2.model.DescribeSecurityGroupsRequest;
import software.amazon.awssdk.services.ec2.model.DescribeSecurityGroupsResponse;
import software.amazon.awssdk.services.ec2.model.SecurityGroup;
import software.amazon.awssdk.services.ec2.model.Ec2Exception;
// snippet-end:[ec2.java2.describe_security_groups.import]

/**
 * Describes all security groups
 */
public class DescribeSecurityGroups {

    public static void main(String[] args) {
        final String USAGE =
                "To run this example, supply a group id\n" +
                        "Ex: DescribeSecurityGroups <group-id>\n";

        if (args.length != 1) {
            System.out.println(USAGE);
            System.exit(1);
        }

        String groupId = args[0];
        // snippet-start:[ec2.java2.describe_security_groups.main]

        Ec2Client ec2 = Ec2Client.create();

        try {

            DescribeSecurityGroupsRequest request =
                DescribeSecurityGroupsRequest.builder()
                        .groupIds(groupId).build();

            DescribeSecurityGroupsResponse response =
                ec2.describeSecurityGroups(request);


            // snippet-end:[ec2.java2.describe_security_groups.main]
             for(SecurityGroup group : response.securityGroups()) {
                System.out.printf(
                    "Found security group with id %s, " +
                            "vpc id %s " +
                            "and description %s",
                    group.groupId(),
                    group.vpcId(),
                    group.description());
            }
        } catch (Ec2Exception e) {
            e.getStackTrace();
        }
    }
}

// snippet-end:[ec2.java2.describe_security_groups.complete]

@@ -100,16 +100,23 @@
 all the 
+Amazon 
 EC2 secu
@@ -220,18 +220,25 @@
 ervice:%5B
-ec
+Amazon EC
 2%5D%0D%0A//sn
@@ -296,13 +296,12 @@
 te:%5B
+2/
 11
-/02
 /202
@@ -339,16 +339,18 @@
 acdon%5D%0D%0A
+%0D%0A
 /*%0D%0A * C
@@ -362,18 +362,8 @@
 ght 
-2010-2020 
 Amaz
@@ -930,16 +930,18 @@
 .%0D%0A */%0D%0A
+%0D%0A
 package 
@@ -962,70 +962,8 @@
 2;%0D%0A
-// snippet-start:%5Bec2.java2.describe_security_groups.complete%5D
 %0D%0A//
@@ -1022,16 +1022,63 @@
 mport%5D%0D%0A
+import software.amazon.awssdk.regions.Region;%0D%0A
 import s
@@ -1920,16 +1920,265 @@
 rgs%5B0%5D;%0D
+%0A%0D%0A        //Create an Ec2Client object%0D%0A        Region region = Region.US_WEST_2;%0D%0A        Ec2Client ec2 = Ec2Client.builder()%0D%0A                .region(region)%0D%0A                .build();%0D%0A%0D%0A        describeEC2SecurityGroups(ec2, groupId);%0D%0A%0D%0A    %7D%0D
 %0A       
@@ -2242,53 +2242,90 @@
 n%5D%0D%0A
-%0D%0A
      
-   Ec2Client ec2 = Ec2Client.create();
+public static void describeEC2SecurityGroups(Ec2Client ec2, String groupId) %7B
 %0D%0A%0D%0A
@@ -2621,80 +2621,8 @@
 %0D%0A%0D%0A
-%0D%0A            // snippet-end:%5Bec2.java2.describe_security_groups.main%5D%0D%0A
     
@@ -3060,25 +3060,62 @@
     
-e.getStackTrac
+System.err.println(e.awsErrorDetails().errorMessag
 e()
+)
 ;%0D%0A 
@@ -3125,23 +3125,49 @@
     
-%7D%0D%0A    %7D%0D%0A%7D%0D%0A%0D%0A
+    System.exit(1);%0D%0A        %7D%0D%0A         
 // s
@@ -3217,15 +3217,23 @@
 ups.
-complete%5D
+main%5D%0D%0A    %7D%0D%0A%7D%0D%0A
 %0D%0A

Update DescribeSecurityGroups.java