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streaming_stream_client.go
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streaming_stream_client.go
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// Copyright (c) 2016, 2018, 2019, Oracle and/or its affiliates. All rights reserved.
// Code generated. DO NOT EDIT.
// Streaming Service API
//
// The API for the Streaming Service.
//
package streaming
import (
"context"
"fmt"
"github.com/oracle/oci-go-sdk/common"
"net/http"
)
//StreamClient a client for Stream
type StreamClient struct {
common.BaseClient
config *common.ConfigurationProvider
}
// NewStreamClientWithConfigurationProvider Creates a new default Stream client with the given configuration provider.
// the configuration provider will be used for the default signer as well as reading the region
func NewStreamClientWithConfigurationProvider(configProvider common.ConfigurationProvider) (client StreamClient, err error) {
baseClient, err := common.NewClientWithConfig(configProvider)
if err != nil {
return
}
client = StreamClient{BaseClient: baseClient}
client.BasePath = "20180418"
err = client.setConfigurationProvider(configProvider)
return
}
// SetRegion overrides the region of this client.
func (client *StreamClient) SetRegion(region string) {
client.Host = common.StringToRegion(region).EndpointForTemplate("streams", "https://streaming.{region}.oci.{secondLevelDomain}")
}
// SetConfigurationProvider sets the configuration provider including the region, returns an error if is not valid
func (client *StreamClient) setConfigurationProvider(configProvider common.ConfigurationProvider) error {
if ok, err := common.IsConfigurationProviderValid(configProvider); !ok {
return err
}
// Error has been checked already
region, _ := configProvider.Region()
client.SetRegion(region)
client.config = &configProvider
return nil
}
// ConfigurationProvider the ConfigurationProvider used in this client, or null if none set
func (client *StreamClient) ConfigurationProvider() *common.ConfigurationProvider {
return client.config
}
// ConsumerCommit Provides a mechanism to manually commit offsets, if not using commit-on-get consumer semantics.
// This commits offsets assicated with the provided cursor, extends the timeout on each of the affected partitions, and returns an updated cursor.
func (client StreamClient) ConsumerCommit(ctx context.Context, request ConsumerCommitRequest) (response ConsumerCommitResponse, err error) {
var ociResponse common.OCIResponse
policy := common.NoRetryPolicy()
if request.RetryPolicy() != nil {
policy = *request.RetryPolicy()
}
ociResponse, err = common.Retry(ctx, request, client.consumerCommit, policy)
if err != nil {
if ociResponse != nil {
response = ConsumerCommitResponse{RawResponse: ociResponse.HTTPResponse()}
}
return
}
if convertedResponse, ok := ociResponse.(ConsumerCommitResponse); ok {
response = convertedResponse
} else {
err = fmt.Errorf("failed to convert OCIResponse into ConsumerCommitResponse")
}
return
}
// consumerCommit implements the OCIOperation interface (enables retrying operations)
func (client StreamClient) consumerCommit(ctx context.Context, request common.OCIRequest) (common.OCIResponse, error) {
httpRequest, err := request.HTTPRequest(http.MethodPost, "/streams/{streamId}/commit")
if err != nil {
return nil, err
}
var response ConsumerCommitResponse
var httpResponse *http.Response
httpResponse, err = client.Call(ctx, &httpRequest)
defer common.CloseBodyIfValid(httpResponse)
response.RawResponse = httpResponse
if err != nil {
return response, err
}
err = common.UnmarshalResponse(httpResponse, &response)
return response, err
}
// ConsumerHeartbeat Allows long-running processes to extend the timeout on partitions reserved by a consumer instance.
func (client StreamClient) ConsumerHeartbeat(ctx context.Context, request ConsumerHeartbeatRequest) (response ConsumerHeartbeatResponse, err error) {
var ociResponse common.OCIResponse
policy := common.NoRetryPolicy()
if request.RetryPolicy() != nil {
policy = *request.RetryPolicy()
}
ociResponse, err = common.Retry(ctx, request, client.consumerHeartbeat, policy)
if err != nil {
if ociResponse != nil {
response = ConsumerHeartbeatResponse{RawResponse: ociResponse.HTTPResponse()}
}
return
}
if convertedResponse, ok := ociResponse.(ConsumerHeartbeatResponse); ok {
response = convertedResponse
} else {
err = fmt.Errorf("failed to convert OCIResponse into ConsumerHeartbeatResponse")
}
return
}
// consumerHeartbeat implements the OCIOperation interface (enables retrying operations)
func (client StreamClient) consumerHeartbeat(ctx context.Context, request common.OCIRequest) (common.OCIResponse, error) {
httpRequest, err := request.HTTPRequest(http.MethodPost, "/streams/{streamId}/heartbeat")
if err != nil {
return nil, err
}
var response ConsumerHeartbeatResponse
var httpResponse *http.Response
httpResponse, err = client.Call(ctx, &httpRequest)
defer common.CloseBodyIfValid(httpResponse)
response.RawResponse = httpResponse
if err != nil {
return response, err
}
err = common.UnmarshalResponse(httpResponse, &response)
return response, err
}
// CreateCursor Creates a cursor. Cursors are used to consume a stream, starting from a specific point in the partition and going forward from there.
// You can create a cursor based on an offset, a time, the trim horizon, or the most recent message in the stream. As the oldest message
// inside the retention period boundary, using the trim horizon effectively lets you consume all messages in the stream. A cursor based
// on the most recent message allows consumption of only messages that are added to the stream after you create the cursor. Cursors expire
// five minutes after you receive them from the service.
func (client StreamClient) CreateCursor(ctx context.Context, request CreateCursorRequest) (response CreateCursorResponse, err error) {
var ociResponse common.OCIResponse
policy := common.NoRetryPolicy()
if request.RetryPolicy() != nil {
policy = *request.RetryPolicy()
}
ociResponse, err = common.Retry(ctx, request, client.createCursor, policy)
if err != nil {
if ociResponse != nil {
response = CreateCursorResponse{RawResponse: ociResponse.HTTPResponse()}
}
return
}
if convertedResponse, ok := ociResponse.(CreateCursorResponse); ok {
response = convertedResponse
} else {
err = fmt.Errorf("failed to convert OCIResponse into CreateCursorResponse")
}
return
}
// createCursor implements the OCIOperation interface (enables retrying operations)
func (client StreamClient) createCursor(ctx context.Context, request common.OCIRequest) (common.OCIResponse, error) {
httpRequest, err := request.HTTPRequest(http.MethodPost, "/streams/{streamId}/cursors")
if err != nil {
return nil, err
}
var response CreateCursorResponse
var httpResponse *http.Response
httpResponse, err = client.Call(ctx, &httpRequest)
defer common.CloseBodyIfValid(httpResponse)
response.RawResponse = httpResponse
if err != nil {
return response, err
}
err = common.UnmarshalResponse(httpResponse, &response)
return response, err
}
// CreateGroupCursor Creates a group-cursor.
func (client StreamClient) CreateGroupCursor(ctx context.Context, request CreateGroupCursorRequest) (response CreateGroupCursorResponse, err error) {
var ociResponse common.OCIResponse
policy := common.NoRetryPolicy()
if request.RetryPolicy() != nil {
policy = *request.RetryPolicy()
}
ociResponse, err = common.Retry(ctx, request, client.createGroupCursor, policy)
if err != nil {
if ociResponse != nil {
response = CreateGroupCursorResponse{RawResponse: ociResponse.HTTPResponse()}
}
return
}
if convertedResponse, ok := ociResponse.(CreateGroupCursorResponse); ok {
response = convertedResponse
} else {
err = fmt.Errorf("failed to convert OCIResponse into CreateGroupCursorResponse")
}
return
}
// createGroupCursor implements the OCIOperation interface (enables retrying operations)
func (client StreamClient) createGroupCursor(ctx context.Context, request common.OCIRequest) (common.OCIResponse, error) {
httpRequest, err := request.HTTPRequest(http.MethodPost, "/streams/{streamId}/groupCursors")
if err != nil {
return nil, err
}
var response CreateGroupCursorResponse
var httpResponse *http.Response
httpResponse, err = client.Call(ctx, &httpRequest)
defer common.CloseBodyIfValid(httpResponse)
response.RawResponse = httpResponse
if err != nil {
return response, err
}
err = common.UnmarshalResponse(httpResponse, &response)
return response, err
}
// GetGroup Returns the current state of a consumer group.
func (client StreamClient) GetGroup(ctx context.Context, request GetGroupRequest) (response GetGroupResponse, err error) {
var ociResponse common.OCIResponse
policy := common.NoRetryPolicy()
if request.RetryPolicy() != nil {
policy = *request.RetryPolicy()
}
ociResponse, err = common.Retry(ctx, request, client.getGroup, policy)
if err != nil {
if ociResponse != nil {
response = GetGroupResponse{RawResponse: ociResponse.HTTPResponse()}
}
return
}
if convertedResponse, ok := ociResponse.(GetGroupResponse); ok {
response = convertedResponse
} else {
err = fmt.Errorf("failed to convert OCIResponse into GetGroupResponse")
}
return
}
// getGroup implements the OCIOperation interface (enables retrying operations)
func (client StreamClient) getGroup(ctx context.Context, request common.OCIRequest) (common.OCIResponse, error) {
httpRequest, err := request.HTTPRequest(http.MethodGet, "/streams/{streamId}/groups/{groupName}")
if err != nil {
return nil, err
}
var response GetGroupResponse
var httpResponse *http.Response
httpResponse, err = client.Call(ctx, &httpRequest)
defer common.CloseBodyIfValid(httpResponse)
response.RawResponse = httpResponse
if err != nil {
return response, err
}
err = common.UnmarshalResponse(httpResponse, &response)
return response, err
}
// GetMessages Returns messages from the specified stream using the specified cursor as the starting point for consumption. By default, the number of messages returned is undefined, but the service returns as many as possible.
// To get messages, you must first obtain a cursor using the CreateCursor operation.
// In the response, retrieve the value of the 'opc-next-cursor' header to pass as a parameter to get the next batch of messages in the stream.
func (client StreamClient) GetMessages(ctx context.Context, request GetMessagesRequest) (response GetMessagesResponse, err error) {
var ociResponse common.OCIResponse
policy := common.NoRetryPolicy()
if request.RetryPolicy() != nil {
policy = *request.RetryPolicy()
}
ociResponse, err = common.Retry(ctx, request, client.getMessages, policy)
if err != nil {
if ociResponse != nil {
response = GetMessagesResponse{RawResponse: ociResponse.HTTPResponse()}
}
return
}
if convertedResponse, ok := ociResponse.(GetMessagesResponse); ok {
response = convertedResponse
} else {
err = fmt.Errorf("failed to convert OCIResponse into GetMessagesResponse")
}
return
}
// getMessages implements the OCIOperation interface (enables retrying operations)
func (client StreamClient) getMessages(ctx context.Context, request common.OCIRequest) (common.OCIResponse, error) {
httpRequest, err := request.HTTPRequest(http.MethodGet, "/streams/{streamId}/messages")
if err != nil {
return nil, err
}
var response GetMessagesResponse
var httpResponse *http.Response
httpResponse, err = client.Call(ctx, &httpRequest)
defer common.CloseBodyIfValid(httpResponse)
response.RawResponse = httpResponse
if err != nil {
return response, err
}
err = common.UnmarshalResponse(httpResponse, &response)
return response, err
}
// PutMessages Emits messages to a stream. There's no limit to the number of messages in a request, but the total size of a message or request must be 1 MiB or less.
// The service calculates the partition ID from the message key and stores messages that share a key on the same partition.
// If a message does not contain a key or if the key is null, the service generates a message key for you.
// The partition ID cannot be passed as a parameter.
func (client StreamClient) PutMessages(ctx context.Context, request PutMessagesRequest) (response PutMessagesResponse, err error) {
var ociResponse common.OCIResponse
policy := common.NoRetryPolicy()
if request.RetryPolicy() != nil {
policy = *request.RetryPolicy()
}
ociResponse, err = common.Retry(ctx, request, client.putMessages, policy)
if err != nil {
if ociResponse != nil {
response = PutMessagesResponse{RawResponse: ociResponse.HTTPResponse()}
}
return
}
if convertedResponse, ok := ociResponse.(PutMessagesResponse); ok {
response = convertedResponse
} else {
err = fmt.Errorf("failed to convert OCIResponse into PutMessagesResponse")
}
return
}
// putMessages implements the OCIOperation interface (enables retrying operations)
func (client StreamClient) putMessages(ctx context.Context, request common.OCIRequest) (common.OCIResponse, error) {
httpRequest, err := request.HTTPRequest(http.MethodPost, "/streams/{streamId}/messages")
if err != nil {
return nil, err
}
var response PutMessagesResponse
var httpResponse *http.Response
var customSigner common.HTTPRequestSigner
excludeBodySigningPredicate := func(r *http.Request) bool { return false }
customSigner, err = common.NewSignerFromOCIRequestSigner(client.Signer, excludeBodySigningPredicate)
//if there was an error overriding the signer, then use the signer from the client itself
if err != nil {
customSigner = client.Signer
}
//Execute the request with a custom signer
httpResponse, err = client.CallWithDetails(ctx, &httpRequest, common.ClientCallDetails{Signer: customSigner})
defer common.CloseBodyIfValid(httpResponse)
response.RawResponse = httpResponse
if err != nil {
return response, err
}
err = common.UnmarshalResponse(httpResponse, &response)
return response, err
}
// UpdateGroup Forcefully changes the current location of a group as a whole; reseting processing location of all consumers to a particular location in the stream.
func (client StreamClient) UpdateGroup(ctx context.Context, request UpdateGroupRequest) (response UpdateGroupResponse, err error) {
var ociResponse common.OCIResponse
policy := common.NoRetryPolicy()
if request.RetryPolicy() != nil {
policy = *request.RetryPolicy()
}
ociResponse, err = common.Retry(ctx, request, client.updateGroup, policy)
if err != nil {
if ociResponse != nil {
response = UpdateGroupResponse{RawResponse: ociResponse.HTTPResponse()}
}
return
}
if convertedResponse, ok := ociResponse.(UpdateGroupResponse); ok {
response = convertedResponse
} else {
err = fmt.Errorf("failed to convert OCIResponse into UpdateGroupResponse")
}
return
}
// updateGroup implements the OCIOperation interface (enables retrying operations)
func (client StreamClient) updateGroup(ctx context.Context, request common.OCIRequest) (common.OCIResponse, error) {
httpRequest, err := request.HTTPRequest(http.MethodPut, "/streams/{streamId}/groups/{groupName}")
if err != nil {
return nil, err
}
var response UpdateGroupResponse
var httpResponse *http.Response
httpResponse, err = client.Call(ctx, &httpRequest)
defer common.CloseBodyIfValid(httpResponse)
response.RawResponse = httpResponse
if err != nil {
return response, err
}
err = common.UnmarshalResponse(httpResponse, &response)
return response, err
}