com.amazon.titan.diskstorage.dynamodb.builder

Class ConditionExpressionBuilder

java.lang.Object

com.amazon.titan.diskstorage.dynamodb.builder.AbstractBuilder

com.amazon.titan.diskstorage.dynamodb.builder.ConditionExpressionBuilder

public class ConditionExpressionBuilder
extends AbstractBuilder

ConditionExpressionBuilder is responsible for generating a KeyConditionExpressions used in the DynamoDB scan and range queries.

Author:

Alexander Patrikalakis, Matthew Sowders

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	HASH_KEY_EQUALS
static java.lang.String	K

Constructor Summary

Constructors

Constructor and Description
ConditionExpressionBuilder()

Method Summary

Methods

Modifier and Type	Method and Description
Expression	build()
ConditionExpressionBuilder	hashKey(com.thinkaurelius.titan.diskstorage.StaticBuffer key)
ConditionExpressionBuilder	hashKey(com.thinkaurelius.titan.diskstorage.StaticBuffer start, com.thinkaurelius.titan.diskstorage.StaticBuffer end)
ConditionExpressionBuilder	rangeKey(com.thinkaurelius.titan.diskstorage.StaticBuffer start, com.thinkaurelius.titan.diskstorage.StaticBuffer end)

Methods inherited from class com.amazon.titan.diskstorage.dynamodb.builder.AbstractBuilder

decodeKey, decodeKey, decodeValue, encodeKeyAsAttributeValue, encodeKeyBuffer, encodeValue

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

K

public static final java.lang.String K

See Also:

Constant Field Values

HASH_KEY_EQUALS

public static final java.lang.String HASH_KEY_EQUALS

Constructor Detail

ConditionExpressionBuilder

public ConditionExpressionBuilder()

Method Detail

hashKey

public ConditionExpressionBuilder hashKey(com.thinkaurelius.titan.diskstorage.StaticBuffer key)

hashKey

public ConditionExpressionBuilder hashKey(com.thinkaurelius.titan.diskstorage.StaticBuffer start,
                                 com.thinkaurelius.titan.diskstorage.StaticBuffer end)

rangeKey

public ConditionExpressionBuilder rangeKey(com.thinkaurelius.titan.diskstorage.StaticBuffer start,
                                  com.thinkaurelius.titan.diskstorage.StaticBuffer end)

build

public Expression build()