The AWS connection parameters
The connection resolver.
The performance counters.
The dependencies resolver.
The reference to AWS Lambda Function.
The logger.
The opened flag.
Calls a AWS Lambda Function action.
an action name to be called.
(optional) transaction id to trace execution through call chain.
(optional) action parameters.
(optional) callback function that receives result object or error.
Calls a AWS Lambda Function action asynchronously without waiting for response.
an action name to be called.
(optional) transaction id to trace execution through call chain.
(optional) action parameters.
(optional) callback function that receives error or null for success.
Closes component and frees used resources.
(optional) transaction id to trace execution through call chain.
callback function that receives error or null no errors occured.
Configures component by passing configuration parameters.
configuration parameters to be set.
Adds instrumentation to log calls and measure call time. It returns a Timing object that is used to end the time measurement.
(optional) transaction id to trace execution through call chain.
a method name.
Timing object to end the time measurement.
Performs AWS Lambda Function invocation.
an invocation type: "RequestResponse" or "Event"
an action name to be called.
(optional) transaction id to trace execution through call chain.
action arguments
callback function that receives action result or error.
Checks if the component is opened.
true if the component has been opened and false otherwise.
Opens the component.
(optional) transaction id to trace execution through call chain.
callback function that receives error or null no errors occured.
Sets references to dependent components.
references to locate the component dependencies.
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Abstract client that calls AWS Lambda Functions.
When making calls "cmd" parameter determines which what action shall be called, while other parameters are passed to the action itself.
Configuration parameters
References
*:logger:*:*:1.0(optional) ILogger components to pass log messages*:counters:*:*:1.0(optional) ICounters components to pass collected measurements*:discovery:*:*:1.0(optional) IDiscovery services to resolve connection*:credential-store:*:*:1.0(optional) Credential stores to resolve credentialsLambdaFunction
CommandableLambdaClient
Example
class MyLambdaClient extends LambdaClient implements IMyClient { ... public getData(correlationId: string, id: string, callback: (err: any, result: MyData) => void): void { let timing = this.instrument(correlationId, 'myclient.get_data'); this.call("get_data" correlationId, { id: id }, (err, result) => { timing.endTiming(); callback(err, result); }); } ... } let client = new MyLambdaClient(); client.configure(ConfigParams.fromTuples( "connection.region", "us-east-1", "connection.access_id", "XXXXXXXXXXX", "connection.access_key", "XXXXXXXXXXX", "connection.arn", "YYYYYYYYYYYYY" )); client.getData("123", "1", (err, result) => { ... });