# CompositeComponentRequest


An object that sets information about the composite component update request.

## Contents


 ** description **   <a name="tm-Type-CompositeComponentRequest-description"></a>
The description of the component type.  
Type: String  
Length Constraints: Minimum length of 0. Maximum length of 2048.  
Pattern: `.*`   
Required: No

 ** properties **   <a name="tm-Type-CompositeComponentRequest-properties"></a>
This is an object that maps strings to the properties to set in the component type. Each string in the mapping must be unique to this object.  
Type: String to [PropertyRequest](API_PropertyRequest.md) object map  
Key Length Constraints: Minimum length of 1. Maximum length of 256.  
Key Pattern: `[a-zA-Z_\-0-9]+`   
Required: No

 ** propertyGroups **   <a name="tm-Type-CompositeComponentRequest-propertyGroups"></a>
The property groups.  
Type: String to [ComponentPropertyGroupRequest](API_ComponentPropertyGroupRequest.md) object map  
Key Length Constraints: Minimum length of 1. Maximum length of 256.  
Key Pattern: `[a-zA-Z_\-0-9]+`   
Required: No

## See Also


For more information about using this API in one of the language-specific Amazon SDKs, see the following:
+  [Amazon SDK for C\$1\$1](https://docs.amazonaws.cn/goto/SdkForCpp/iottwinmaker-2021-11-29/CompositeComponentRequest) 
+  [Amazon SDK for Java V2](https://docs.amazonaws.cn/goto/SdkForJavaV2/iottwinmaker-2021-11-29/CompositeComponentRequest) 
+  [Amazon SDK for Ruby V3](https://docs.amazonaws.cn/goto/SdkForRubyV3/iottwinmaker-2021-11-29/CompositeComponentRequest)