Class CfnService.PlacementConstraintProperty.Builder
java.lang.Object
software.amazon.awscdk.services.ecs.CfnService.PlacementConstraintProperty.Builder
- All Implemented Interfaces:
software.amazon.jsii.Builder<CfnService.PlacementConstraintProperty>
- Enclosing interface:
CfnService.PlacementConstraintProperty
@Stability(Stable)
public static final class CfnService.PlacementConstraintProperty.Builder
extends Object
implements software.amazon.jsii.Builder<CfnService.PlacementConstraintProperty>
A builder for
CfnService.PlacementConstraintProperty-
Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionbuild()Builds the configured instance.expression(String expression) Sets the value ofCfnService.PlacementConstraintProperty.getExpression()Sets the value ofCfnService.PlacementConstraintProperty.getType()
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Constructor Details
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Builder
public Builder()
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Method Details
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type
Sets the value ofCfnService.PlacementConstraintProperty.getType()- Parameters:
type- The type of constraint. This parameter is required. UsedistinctInstanceto ensure that each task in a particular group is running on a different container instance. UsememberOfto restrict the selection to a group of valid candidates.- Returns:
this
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expression
@Stability(Stable) public CfnService.PlacementConstraintProperty.Builder expression(String expression) Sets the value ofCfnService.PlacementConstraintProperty.getExpression()- Parameters:
expression- A cluster query language expression to apply to the constraint. The expression can have a maximum length of 2000 characters. You can't specify an expression if the constraint type isdistinctInstance. For more information, see Cluster query language in the Amazon Elastic Container Service Developer Guide .- Returns:
this
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build
Builds the configured instance.- Specified by:
buildin interfacesoftware.amazon.jsii.Builder<CfnService.PlacementConstraintProperty>- Returns:
- a new instance of
CfnService.PlacementConstraintProperty - Throws:
NullPointerException- if any required attribute was not provided
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