com.amazonaws.services.dynamodbv2.model.GetShardIteratorRequest Maven / Gradle / Ivy
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/*
* Copyright 2011-2016 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License"). You may not
* use this file except in compliance with the License. A copy of the License is
* located at
*
* http://aws.amazon.com/apache2.0
*
* or in the "license" file accompanying this file. This file is distributed on
* an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
* express or implied. See the License for the specific language governing
* permissions and limitations under the License.
*/
package com.amazonaws.services.dynamodbv2.model;
import java.io.Serializable;
import com.amazonaws.AmazonWebServiceRequest;
/**
*
* Represents the input of a GetShardIterator operation.
*
*/
public class GetShardIteratorRequest extends AmazonWebServiceRequest implements
Serializable, Cloneable {
/**
*
* The Amazon Resource Name (ARN) for the stream.
*
*/
private String streamArn;
/**
*
* The identifier of the shard. The iterator will be returned for this shard
* ID.
*
*/
private String shardId;
/**
*
* Determines how the shard iterator is used to start reading stream records
* from the shard:
*
*
* -
*
* AT_SEQUENCE_NUMBER - Start reading exactly from the position
* denoted by a specific sequence number.
*
*
* -
*
* AFTER_SEQUENCE_NUMBER - Start reading right after the
* position denoted by a specific sequence number.
*
*
* -
*
* TRIM_HORIZON - Start reading at the last (untrimmed) stream
* record, which is the oldest record in the shard. In DynamoDB Streams,
* there is a 24 hour limit on data retention. Stream records whose age
* exceeds this limit are subject to removal (trimming) from the stream.
*
*
* -
*
* LATEST - Start reading just after the most recent stream
* record in the shard, so that you always read the most recent data in the
* shard.
*
*
*
*/
private String shardIteratorType;
/**
*
* The sequence number of a stream record in the shard from which to start
* reading.
*
*/
private String sequenceNumber;
/**
*
* The Amazon Resource Name (ARN) for the stream.
*
*
* @param streamArn
* The Amazon Resource Name (ARN) for the stream.
*/
public void setStreamArn(String streamArn) {
this.streamArn = streamArn;
}
/**
*
* The Amazon Resource Name (ARN) for the stream.
*
*
* @return The Amazon Resource Name (ARN) for the stream.
*/
public String getStreamArn() {
return this.streamArn;
}
/**
*
* The Amazon Resource Name (ARN) for the stream.
*
*
* @param streamArn
* The Amazon Resource Name (ARN) for the stream.
* @return Returns a reference to this object so that method calls can be
* chained together.
*/
public GetShardIteratorRequest withStreamArn(String streamArn) {
setStreamArn(streamArn);
return this;
}
/**
*
* The identifier of the shard. The iterator will be returned for this shard
* ID.
*
*
* @param shardId
* The identifier of the shard. The iterator will be returned for
* this shard ID.
*/
public void setShardId(String shardId) {
this.shardId = shardId;
}
/**
*
* The identifier of the shard. The iterator will be returned for this shard
* ID.
*
*
* @return The identifier of the shard. The iterator will be returned for
* this shard ID.
*/
public String getShardId() {
return this.shardId;
}
/**
*
* The identifier of the shard. The iterator will be returned for this shard
* ID.
*
*
* @param shardId
* The identifier of the shard. The iterator will be returned for
* this shard ID.
* @return Returns a reference to this object so that method calls can be
* chained together.
*/
public GetShardIteratorRequest withShardId(String shardId) {
setShardId(shardId);
return this;
}
/**
*
* Determines how the shard iterator is used to start reading stream records
* from the shard:
*
*
* -
*
* AT_SEQUENCE_NUMBER - Start reading exactly from the position
* denoted by a specific sequence number.
*
*
* -
*
* AFTER_SEQUENCE_NUMBER - Start reading right after the
* position denoted by a specific sequence number.
*
*
* -
*
* TRIM_HORIZON - Start reading at the last (untrimmed) stream
* record, which is the oldest record in the shard. In DynamoDB Streams,
* there is a 24 hour limit on data retention. Stream records whose age
* exceeds this limit are subject to removal (trimming) from the stream.
*
*
* -
*
* LATEST - Start reading just after the most recent stream
* record in the shard, so that you always read the most recent data in the
* shard.
*
*
*
*
* @param shardIteratorType
* Determines how the shard iterator is used to start reading stream
* records from the shard:
*
* -
*
* AT_SEQUENCE_NUMBER - Start reading exactly from the
* position denoted by a specific sequence number.
*
*
* -
*
* AFTER_SEQUENCE_NUMBER - Start reading right after the
* position denoted by a specific sequence number.
*
*
* -
*
* TRIM_HORIZON - Start reading at the last (untrimmed)
* stream record, which is the oldest record in the shard. In
* DynamoDB Streams, there is a 24 hour limit on data retention.
* Stream records whose age exceeds this limit are subject to removal
* (trimming) from the stream.
*
*
* -
*
* LATEST - Start reading just after the most recent
* stream record in the shard, so that you always read the most
* recent data in the shard.
*
*
* @see ShardIteratorType
*/
public void setShardIteratorType(String shardIteratorType) {
this.shardIteratorType = shardIteratorType;
}
/**
*
* Determines how the shard iterator is used to start reading stream records
* from the shard:
*
*
* -
*
* AT_SEQUENCE_NUMBER - Start reading exactly from the position
* denoted by a specific sequence number.
*
*
* -
*
* AFTER_SEQUENCE_NUMBER - Start reading right after the
* position denoted by a specific sequence number.
*
*
* -
*
* TRIM_HORIZON - Start reading at the last (untrimmed) stream
* record, which is the oldest record in the shard. In DynamoDB Streams,
* there is a 24 hour limit on data retention. Stream records whose age
* exceeds this limit are subject to removal (trimming) from the stream.
*
*
* -
*
* LATEST - Start reading just after the most recent stream
* record in the shard, so that you always read the most recent data in the
* shard.
*
*
*
*
* @return Determines how the shard iterator is used to start reading stream
* records from the shard:
*
* -
*
* AT_SEQUENCE_NUMBER - Start reading exactly from the
* position denoted by a specific sequence number.
*
*
* -
*
* AFTER_SEQUENCE_NUMBER - Start reading right after
* the position denoted by a specific sequence number.
*
*
* -
*
* TRIM_HORIZON - Start reading at the last (untrimmed)
* stream record, which is the oldest record in the shard. In
* DynamoDB Streams, there is a 24 hour limit on data retention.
* Stream records whose age exceeds this limit are subject to
* removal (trimming) from the stream.
*
*
* -
*
* LATEST - Start reading just after the most recent
* stream record in the shard, so that you always read the most
* recent data in the shard.
*
*
* @see ShardIteratorType
*/
public String getShardIteratorType() {
return this.shardIteratorType;
}
/**
*
* Determines how the shard iterator is used to start reading stream records
* from the shard:
*
*
* -
*
* AT_SEQUENCE_NUMBER - Start reading exactly from the position
* denoted by a specific sequence number.
*
*
* -
*
* AFTER_SEQUENCE_NUMBER - Start reading right after the
* position denoted by a specific sequence number.
*
*
* -
*
* TRIM_HORIZON - Start reading at the last (untrimmed) stream
* record, which is the oldest record in the shard. In DynamoDB Streams,
* there is a 24 hour limit on data retention. Stream records whose age
* exceeds this limit are subject to removal (trimming) from the stream.
*
*
* -
*
* LATEST - Start reading just after the most recent stream
* record in the shard, so that you always read the most recent data in the
* shard.
*
*
*
*
* @param shardIteratorType
* Determines how the shard iterator is used to start reading stream
* records from the shard:
*
* -
*
* AT_SEQUENCE_NUMBER - Start reading exactly from the
* position denoted by a specific sequence number.
*
*
* -
*
* AFTER_SEQUENCE_NUMBER - Start reading right after the
* position denoted by a specific sequence number.
*
*
* -
*
* TRIM_HORIZON - Start reading at the last (untrimmed)
* stream record, which is the oldest record in the shard. In
* DynamoDB Streams, there is a 24 hour limit on data retention.
* Stream records whose age exceeds this limit are subject to removal
* (trimming) from the stream.
*
*
* -
*
* LATEST - Start reading just after the most recent
* stream record in the shard, so that you always read the most
* recent data in the shard.
*
*
* @return Returns a reference to this object so that method calls can be
* chained together.
* @see ShardIteratorType
*/
public GetShardIteratorRequest withShardIteratorType(
String shardIteratorType) {
setShardIteratorType(shardIteratorType);
return this;
}
/**
*
* Determines how the shard iterator is used to start reading stream records
* from the shard:
*
*
* -
*
* AT_SEQUENCE_NUMBER - Start reading exactly from the position
* denoted by a specific sequence number.
*
*
* -
*
* AFTER_SEQUENCE_NUMBER - Start reading right after the
* position denoted by a specific sequence number.
*
*
* -
*
* TRIM_HORIZON - Start reading at the last (untrimmed) stream
* record, which is the oldest record in the shard. In DynamoDB Streams,
* there is a 24 hour limit on data retention. Stream records whose age
* exceeds this limit are subject to removal (trimming) from the stream.
*
*
* -
*
* LATEST - Start reading just after the most recent stream
* record in the shard, so that you always read the most recent data in the
* shard.
*
*
*
*
* @param shardIteratorType
* Determines how the shard iterator is used to start reading stream
* records from the shard:
*
* -
*
* AT_SEQUENCE_NUMBER - Start reading exactly from the
* position denoted by a specific sequence number.
*
*
* -
*
* AFTER_SEQUENCE_NUMBER - Start reading right after the
* position denoted by a specific sequence number.
*
*
* -
*
* TRIM_HORIZON - Start reading at the last (untrimmed)
* stream record, which is the oldest record in the shard. In
* DynamoDB Streams, there is a 24 hour limit on data retention.
* Stream records whose age exceeds this limit are subject to removal
* (trimming) from the stream.
*
*
* -
*
* LATEST - Start reading just after the most recent
* stream record in the shard, so that you always read the most
* recent data in the shard.
*
*
* @see ShardIteratorType
*/
public void setShardIteratorType(ShardIteratorType shardIteratorType) {
this.shardIteratorType = shardIteratorType.toString();
}
/**
*
* Determines how the shard iterator is used to start reading stream records
* from the shard:
*
*
* -
*
* AT_SEQUENCE_NUMBER - Start reading exactly from the position
* denoted by a specific sequence number.
*
*
* -
*
* AFTER_SEQUENCE_NUMBER - Start reading right after the
* position denoted by a specific sequence number.
*
*
* -
*
* TRIM_HORIZON - Start reading at the last (untrimmed) stream
* record, which is the oldest record in the shard. In DynamoDB Streams,
* there is a 24 hour limit on data retention. Stream records whose age
* exceeds this limit are subject to removal (trimming) from the stream.
*
*
* -
*
* LATEST - Start reading just after the most recent stream
* record in the shard, so that you always read the most recent data in the
* shard.
*
*
*
*
* @param shardIteratorType
* Determines how the shard iterator is used to start reading stream
* records from the shard:
*
* -
*
* AT_SEQUENCE_NUMBER - Start reading exactly from the
* position denoted by a specific sequence number.
*
*
* -
*
* AFTER_SEQUENCE_NUMBER - Start reading right after the
* position denoted by a specific sequence number.
*
*
* -
*
* TRIM_HORIZON - Start reading at the last (untrimmed)
* stream record, which is the oldest record in the shard. In
* DynamoDB Streams, there is a 24 hour limit on data retention.
* Stream records whose age exceeds this limit are subject to removal
* (trimming) from the stream.
*
*
* -
*
* LATEST - Start reading just after the most recent
* stream record in the shard, so that you always read the most
* recent data in the shard.
*
*
* @return Returns a reference to this object so that method calls can be
* chained together.
* @see ShardIteratorType
*/
public GetShardIteratorRequest withShardIteratorType(
ShardIteratorType shardIteratorType) {
setShardIteratorType(shardIteratorType);
return this;
}
/**
*
* The sequence number of a stream record in the shard from which to start
* reading.
*
*
* @param sequenceNumber
* The sequence number of a stream record in the shard from which to
* start reading.
*/
public void setSequenceNumber(String sequenceNumber) {
this.sequenceNumber = sequenceNumber;
}
/**
*
* The sequence number of a stream record in the shard from which to start
* reading.
*
*
* @return The sequence number of a stream record in the shard from which to
* start reading.
*/
public String getSequenceNumber() {
return this.sequenceNumber;
}
/**
*
* The sequence number of a stream record in the shard from which to start
* reading.
*
*
* @param sequenceNumber
* The sequence number of a stream record in the shard from which to
* start reading.
* @return Returns a reference to this object so that method calls can be
* chained together.
*/
public GetShardIteratorRequest withSequenceNumber(String sequenceNumber) {
setSequenceNumber(sequenceNumber);
return this;
}
/**
* Returns a string representation of this object; useful for testing and
* debugging.
*
* @return A string representation of this object.
*
* @see java.lang.Object#toString()
*/
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
sb.append("{");
if (getStreamArn() != null)
sb.append("StreamArn: " + getStreamArn() + ",");
if (getShardId() != null)
sb.append("ShardId: " + getShardId() + ",");
if (getShardIteratorType() != null)
sb.append("ShardIteratorType: " + getShardIteratorType() + ",");
if (getSequenceNumber() != null)
sb.append("SequenceNumber: " + getSequenceNumber());
sb.append("}");
return sb.toString();
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (obj instanceof GetShardIteratorRequest == false)
return false;
GetShardIteratorRequest other = (GetShardIteratorRequest) obj;
if (other.getStreamArn() == null ^ this.getStreamArn() == null)
return false;
if (other.getStreamArn() != null
&& other.getStreamArn().equals(this.getStreamArn()) == false)
return false;
if (other.getShardId() == null ^ this.getShardId() == null)
return false;
if (other.getShardId() != null
&& other.getShardId().equals(this.getShardId()) == false)
return false;
if (other.getShardIteratorType() == null
^ this.getShardIteratorType() == null)
return false;
if (other.getShardIteratorType() != null
&& other.getShardIteratorType().equals(
this.getShardIteratorType()) == false)
return false;
if (other.getSequenceNumber() == null
^ this.getSequenceNumber() == null)
return false;
if (other.getSequenceNumber() != null
&& other.getSequenceNumber().equals(this.getSequenceNumber()) == false)
return false;
return true;
}
@Override
public int hashCode() {
final int prime = 31;
int hashCode = 1;
hashCode = prime * hashCode
+ ((getStreamArn() == null) ? 0 : getStreamArn().hashCode());
hashCode = prime * hashCode
+ ((getShardId() == null) ? 0 : getShardId().hashCode());
hashCode = prime
* hashCode
+ ((getShardIteratorType() == null) ? 0
: getShardIteratorType().hashCode());
hashCode = prime
* hashCode
+ ((getSequenceNumber() == null) ? 0 : getSequenceNumber()
.hashCode());
return hashCode;
}
@Override
public GetShardIteratorRequest clone() {
return (GetShardIteratorRequest) super.clone();
}
}