com.amazonaws.services.dynamodbv2.document.internal

Class QueryImpl

java.lang.Object

com.amazonaws.services.dynamodbv2.document.internal.QueryImpl

All Implemented Interfaces:

QueryApi

Direct Known Subclasses:

IndexQueryImpl

public class QueryImpl
extends Object
implements QueryApi

The implementation for QueryApi of a table.

Constructor Summary

Constructors

Constructor and Description
QueryImpl(AmazonDynamoDB client, Table table)

Method Summary

Modifier and Type	Method and Description
protected ItemCollection<QueryOutcome>	doQuery(QuerySpec spec)
Table	getTable() Returns the owning table.
ItemCollection<QueryOutcome>	query(KeyAttribute hashKey) Retrieves items by the specified hash key.
ItemCollection<QueryOutcome>	query(KeyAttribute hashKey, RangeKeyCondition rangeKeyCondition) Retrieves items by the specified hash key and a range key condition.
ItemCollection<QueryOutcome>	query(KeyAttribute hashKey, RangeKeyCondition rangeKeyCondition, QueryFilter... queryFilters) Retrieves items by the specified hash key, a range key condition and a list of query filters.
ItemCollection<QueryOutcome>	query(KeyAttribute hashKey, RangeKeyCondition rangeKeyCondition, String filterExpression, Map<String,String> nameMap, Map<String,Object> valueMap) Retrieves items by the specified hash key, a range key condition, and a filter expression string.
ItemCollection<QueryOutcome>	query(KeyAttribute hashKey, RangeKeyCondition rangeKeyCondition, String filterExpression, String projectionExpression, Map<String,String> nameMap, Map<String,Object> valueMap) Retrieves items by the specified hash key, a range key condition, a filter expression and a projection expression.
ItemCollection<QueryOutcome>	query(QuerySpec spec) Queries table by specifying all the details.
ItemCollection<QueryOutcome>	query(String hashKeyName, Object hashKey) Retrieves items by the specified hash key.
ItemCollection<QueryOutcome>	query(String hashKeyName, Object hashKeyValue, RangeKeyCondition rangeKeyCondition)
ItemCollection<QueryOutcome>	query(String hashKeyName, Object hashKeyValue, RangeKeyCondition rangeKeyCondition, QueryFilter... queryFilters)
ItemCollection<QueryOutcome>	query(String hashKeyName, Object hashKeyValue, RangeKeyCondition rangeKeyCondition, String filterExpression, Map<String,String> nameMap, Map<String,Object> valueMap)
ItemCollection<QueryOutcome>	query(String hashKeyName, Object hashKeyValue, RangeKeyCondition rangeKeyCondition, String filterExpression, String projectionExpression, Map<String,String> nameMap, Map<String,Object> valueMap) Retrieves items by the specified hash key, a range key condition, a filter expression and a projection expression.

Methods inherited from class java.lang.Object

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

Constructor Detail

QueryImpl

public QueryImpl(AmazonDynamoDB client,
                 Table table)

Method Detail

query

public ItemCollection<QueryOutcome> query(String hashKeyName,
                                          Object hashKey)

Description copied from interface: QueryApi

Retrieves items by the specified hash key.

Specified by:

query in interface QueryApi

query

public ItemCollection<QueryOutcome> query(KeyAttribute hashKey)

Description copied from interface: QueryApi

Retrieves items by the specified hash key.

Specified by:

query in interface QueryApi

query

public ItemCollection<QueryOutcome> query(KeyAttribute hashKey,
                                          RangeKeyCondition rangeKeyCondition)

Description copied from interface: QueryApi

Retrieves items by the specified hash key and a range key condition.

Specified by:

query in interface QueryApi

query

public ItemCollection<QueryOutcome> query(KeyAttribute hashKey,
                                          RangeKeyCondition rangeKeyCondition,
                                          QueryFilter... queryFilters)

Description copied from interface: QueryApi

Retrieves items by the specified hash key, a range key condition and a list of query filters.

Specified by:

query in interface QueryApi

query

public ItemCollection<QueryOutcome> query(KeyAttribute hashKey,
                                          RangeKeyCondition rangeKeyCondition,
                                          String filterExpression,
                                          Map<String,String> nameMap,
                                          Map<String,Object> valueMap)

Description copied from interface: QueryApi

Retrieves items by the specified hash key, a range key condition, and a filter expression string.

Specified by:

query in interface QueryApi

filterExpression - filter expression example: "(#a > :a) AND (#c > :c OR #e < :e)"

nameMap - actual values for the attribute-name place holders; can be null if there is no attribute-name placeholder.

valueMap - actual values for the value place holders can be null if there is no attribute-value placeholder.

query

public ItemCollection<QueryOutcome> query(KeyAttribute hashKey,
                                          RangeKeyCondition rangeKeyCondition,
                                          String filterExpression,
                                          String projectionExpression,
                                          Map<String,String> nameMap,
                                          Map<String,Object> valueMap)

Description copied from interface: QueryApi

Retrieves items by the specified hash key, a range key condition, a filter expression and a projection expression.

Specified by:

query in interface QueryApi

filterExpression - filter expression example: "(#a > :a) AND (#c > :c OR #e < :e)"

projectionExpression - projection expression example: "a.b, c[0].e"

nameMap - actual values for the attribute-name place holders; can be null if there is no attribute-name placeholder.

valueMap - actual values for the value place holders can be null if there is no attribute-value placeholder.

query

public ItemCollection<QueryOutcome> query(QuerySpec spec)

Description copied from interface: QueryApi

Queries table by specifying all the details.

Specified by:

query in interface QueryApi

doQuery

protected ItemCollection<QueryOutcome> doQuery(QuerySpec spec)

query

public ItemCollection<QueryOutcome> query(String hashKeyName,
                                          Object hashKeyValue,
                                          RangeKeyCondition rangeKeyCondition)

Specified by:

query in interface QueryApi

query

public ItemCollection<QueryOutcome> query(String hashKeyName,
                                          Object hashKeyValue,
                                          RangeKeyCondition rangeKeyCondition,
                                          QueryFilter... queryFilters)

Specified by:

query in interface QueryApi

query

public ItemCollection<QueryOutcome> query(String hashKeyName,
                                          Object hashKeyValue,
                                          RangeKeyCondition rangeKeyCondition,
                                          String filterExpression,
                                          Map<String,String> nameMap,
                                          Map<String,Object> valueMap)

Specified by:

query in interface QueryApi

query

public ItemCollection<QueryOutcome> query(String hashKeyName,
                                          Object hashKeyValue,
                                          RangeKeyCondition rangeKeyCondition,
                                          String filterExpression,
                                          String projectionExpression,
                                          Map<String,String> nameMap,
                                          Map<String,Object> valueMap)

Description copied from interface: QueryApi

Retrieves items by the specified hash key, a range key condition, a filter expression and a projection expression.

Specified by:

query in interface QueryApi

filterExpression - filter expression example: "(#a > :a) AND (#c > :c OR #e < :e)"

projectionExpression - projection expression example: "a.b, c[0].e"

nameMap - actual values for the attribute-name place holders; can be null if there is no attribute-name placeholder.

valueMap - actual values for the value place holders can be null if there is no attribute-value placeholder.

getTable

public final Table getTable()

Returns the owning table.