Topic

This class encapsulates and extends the ROS resource type ALIYUN::ROCKETMQ5::Topic, which is used to create a topic for a Message Queue for Apache RocketMQ V5.0 instance.

Initializers

import com.aliyun.ros.cdk.rocketmq5.Topic;
Topic.Builder.create(Construct scope, java.lang.String id, java.lang.Boolean enableResourcePropertyConstraint)
    .instanceId(java.lang.String)
    .instanceId(IResolvable)
    .messageType(java.lang.String)
    .messageType(IResolvable)
    .topicName(java.lang.String)
    .topicName(IResolvable)
//  .remark(java.lang.String)
//  .remark(IResolvable)
    .build();

Name	Type	Description
scope	com.aliyun.ros.cdk.core.Construct	No description.
id	java.lang.String	No description.
enableResourcePropertyConstraint	java.lang.Boolean	No description.
instanceId	java.lang.String OR com.aliyun.ros.cdk.core.IResolvable	Property instanceId: The ID of the instance.
messageType	java.lang.String OR com.aliyun.ros.cdk.core.IResolvable	Property messageType: The message type of the topic to be created.
topicName	java.lang.String OR com.aliyun.ros.cdk.core.IResolvable	Property topicName: The name of the topic to be created is used to identify the topic and is globally unique.
remark	java.lang.String OR com.aliyun.ros.cdk.core.IResolvable	Property remark: The remark of the topic to be created.

---

scope^Required

• Type: com.aliyun.ros.cdk.core.Construct

---

id^Required

• Type: java.lang.String

---

enableResourcePropertyConstraint^Optional

• Type: java.lang.Boolean

---

instanceId^Required

• Type: java.lang.String OR com.aliyun.ros.cdk.core.IResolvable

Property instanceId: The ID of the instance.

---

messageType^Required

• Type: java.lang.String OR com.aliyun.ros.cdk.core.IResolvable

Property messageType: The message type of the topic to be created.

Valid values: NORMAL FIFO DELAY TRANSACTION

---

topicName^Required

• Type: java.lang.String OR com.aliyun.ros.cdk.core.IResolvable

Property topicName: The name of the topic to be created is used to identify the topic and is globally unique.

Valid values: Character limitation: supports letters a~z or A-Z, numbers 0-9, underscore (_), dash (-) and percent sign (%). Length limit: 1-60 characters.

---

remark^Optional

• Type: java.lang.String OR com.aliyun.ros.cdk.core.IResolvable

Property remark: The remark of the topic to be created.

---

Methods

Name	Description
toString	Returns a string representation of this construct.
synthesize	Allows this construct to emit artifacts into the cloud assembly during synthesis.
addCondition	No description.
addCount	No description.
addDependency	No description.
addResourceDesc	No description.
applyRemovalPolicy	No description.
getAtt	No description.
setMetadata	No description.

---

toString

public java.lang.String toString()

Returns a string representation of this construct.

synthesize

public void synthesize(ISynthesisSession session)

Allows this construct to emit artifacts into the cloud assembly during synthesis.

This method is usually implemented by framework-level constructs such as Stack and Asset as they participate in synthesizing the cloud assembly.

session^Required

• Type: com.aliyun.ros.cdk.core.ISynthesisSession

The synthesis session.

---

addCondition

public void addCondition(RosCondition condition)

condition^Required

• Type: com.aliyun.ros.cdk.core.RosCondition

---

addCount

public void addCount(java.lang.Number OR IResolvable count)

count^Required

• Type: java.lang.Number OR com.aliyun.ros.cdk.core.IResolvable

---

addDependency

public void addDependency(Resource resource)

resource^Required

• Type: com.aliyun.ros.cdk.core.Resource

---

addResourceDesc

public void addResourceDesc(java.lang.String desc)

desc^Required

• Type: java.lang.String

---

applyRemovalPolicy

public void applyRemovalPolicy(RemovalPolicy policy)

policy^Required

• Type: com.aliyun.ros.cdk.core.RemovalPolicy

---

getAtt

public IResolvable getAtt(java.lang.String name)

name^Required

• Type: java.lang.String

---

setMetadata

public void setMetadata(java.lang.String key, java.lang.Object value)

key^Required

• Type: java.lang.String

---

value^Required

• Type: java.lang.Object

---

Static Functions

Name	Description
isConstruct	Return whether the given object is a Construct.

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isConstruct

import com.aliyun.ros.cdk.rocketmq5.Topic;
Topic.isConstruct(java.lang.Object x)

Return whether the given object is a Construct.

x^Required

• Type: java.lang.Object

---

Properties

Name	Type	Description
node	com.aliyun.ros.cdk.core.ConstructNode	The construct tree node associated with this construct.
ref	java.lang.String	No description.
stack	com.aliyun.ros.cdk.core.Stack	The stack in which this resource is defined.
resource	com.aliyun.ros.cdk.core.RosResource	No description.
attrInstanceId	com.aliyun.ros.cdk.core.IResolvable	Attribute InstanceId: The ID of the instance.
attrMessageType	com.aliyun.ros.cdk.core.IResolvable	Attribute MessageType: The type of the message.
attrTopicName	com.aliyun.ros.cdk.core.IResolvable	Attribute TopicName: The name of the topic.

---

node^Required

public ConstructNode getNode();

• Type: com.aliyun.ros.cdk.core.ConstructNode

The construct tree node associated with this construct.

---

ref^Required

public java.lang.String getRef();

• Type: java.lang.String

---

stack^Required

public Stack getStack();

• Type: com.aliyun.ros.cdk.core.Stack

The stack in which this resource is defined.

---

resource^Optional

public RosResource getResource();

• Type: com.aliyun.ros.cdk.core.RosResource

---

attrInstanceId^Required

public IResolvable getAttrInstanceId();

• Type: com.aliyun.ros.cdk.core.IResolvable

Attribute InstanceId: The ID of the instance.

---

attrMessageType^Required

public IResolvable getAttrMessageType();

• Type: com.aliyun.ros.cdk.core.IResolvable

Attribute MessageType: The type of the message.

---

attrTopicName^Required

public IResolvable getAttrTopicName();

• Type: com.aliyun.ros.cdk.core.IResolvable

Attribute TopicName: The name of the topic.

---

Structs