Package software.amazon.awscdk.services.ecs

Interface AlternateTargetProps

All Superinterfaces:
AlternateTargetOptions, software.amazon.jsii.JsiiSerializable
All Known Implementing Classes:
AlternateTargetProps.Jsii$Proxy
@Generated(value="jsii-pacmak/1.119.0 (build 1634eac)", date="2025-11-20T23:37:19.573Z") @Stability(Stable) public interface AlternateTargetProps extends software.amazon.jsii.JsiiSerializable, AlternateTargetOptions
Properties for AlternateTarget configuration.

Example: 

 import software.amazon.awscdk.services.lambda.*;
 Cluster cluster;
 TaskDefinition taskDefinition;
 Function lambdaHook;
 ApplicationTargetGroup blueTargetGroup;
 ApplicationTargetGroup greenTargetGroup;
 ApplicationListenerRule prodListenerRule;
 FargateService service = FargateService.Builder.create(this, "Service")
         .cluster(cluster)
         .taskDefinition(taskDefinition)
         .deploymentStrategy(DeploymentStrategy.BLUE_GREEN)
         .build();
 service.addLifecycleHook(DeploymentLifecycleLambdaTarget.Builder.create(lambdaHook, "PreScaleHook")
         .lifecycleStages(List.of(DeploymentLifecycleStage.PRE_SCALE_UP))
         .build());
 IEcsLoadBalancerTarget target = service.loadBalancerTarget(LoadBalancerTargetOptions.builder()
         .containerName("nginx")
         .containerPort(80)
         .protocol(Protocol.TCP)
         .alternateTarget(AlternateTarget.Builder.create("AlternateTarget")
                 .alternateTargetGroup(greenTargetGroup)
                 .productionListener(ListenerRuleConfiguration.applicationListenerRule(prodListenerRule))
                 .build())
         .build());
 target.attachToApplicationTargetGroup(blueTargetGroup);