| Package | Description | 
|---|---|
| com.amazonaws.services.elasticmapreduce | Synchronous and asynchronous client classes for accessing AmazonElasticMapReduce. | 
| com.amazonaws.services.elasticmapreduce.model | Classes modeling the various types represented by AmazonElasticMapReduce. | 
| Modifier and Type | Method and Description | 
|---|---|
| ListInstanceGroupsResult | AmazonElasticMapReduce. listInstanceGroups(ListInstanceGroupsRequest listInstanceGroupsRequest)
 Provides all available details about the instance groups in a
 cluster. | 
| ListInstanceGroupsResult | AmazonElasticMapReduceClient. listInstanceGroups(ListInstanceGroupsRequest listInstanceGroupsRequest)
 Provides all available details about the instance groups in a
 cluster. | 
| Future<ListInstanceGroupsResult> | AmazonElasticMapReduceAsyncClient. listInstanceGroupsAsync(ListInstanceGroupsRequest listInstanceGroupsRequest)
 Provides all available details about the instance groups in a
 cluster. | 
| Future<ListInstanceGroupsResult> | AmazonElasticMapReduceAsync. listInstanceGroupsAsync(ListInstanceGroupsRequest listInstanceGroupsRequest)
 Provides all available details about the instance groups in a
 cluster. | 
| Future<ListInstanceGroupsResult> | AmazonElasticMapReduceAsyncClient. listInstanceGroupsAsync(ListInstanceGroupsRequest listInstanceGroupsRequest,
                       AsyncHandler<ListInstanceGroupsRequest,ListInstanceGroupsResult> asyncHandler)
 Provides all available details about the instance groups in a
 cluster. | 
| Future<ListInstanceGroupsResult> | AmazonElasticMapReduceAsync. listInstanceGroupsAsync(ListInstanceGroupsRequest listInstanceGroupsRequest,
                       AsyncHandler<ListInstanceGroupsRequest,ListInstanceGroupsResult> asyncHandler)
 Provides all available details about the instance groups in a
 cluster. | 
| Modifier and Type | Method and Description | 
|---|---|
| Future<ListInstanceGroupsResult> | AmazonElasticMapReduceAsyncClient. listInstanceGroupsAsync(ListInstanceGroupsRequest listInstanceGroupsRequest,
                       AsyncHandler<ListInstanceGroupsRequest,ListInstanceGroupsResult> asyncHandler)
 Provides all available details about the instance groups in a
 cluster. | 
| Future<ListInstanceGroupsResult> | AmazonElasticMapReduceAsync. listInstanceGroupsAsync(ListInstanceGroupsRequest listInstanceGroupsRequest,
                       AsyncHandler<ListInstanceGroupsRequest,ListInstanceGroupsResult> asyncHandler)
 Provides all available details about the instance groups in a
 cluster. | 
| Modifier and Type | Method and Description | 
|---|---|
| ListInstanceGroupsRequest | ListInstanceGroupsRequest. withClusterId(String clusterId)The identifier of the cluster for which to list the instance groups. | 
| ListInstanceGroupsRequest | ListInstanceGroupsRequest. withMarker(String marker)The pagination token that indicates the next set of results to
 retrieve. | 
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