org.apache.ignite.internal.processors.query

Class QueryIndexDescriptorImpl

java.lang.Object

org.apache.ignite.internal.processors.query.QueryIndexDescriptorImpl

All Implemented Interfaces:

GridQueryIndexDescriptor

public class QueryIndexDescriptorImpl
extends Object
implements GridQueryIndexDescriptor

Index descriptor.

Constructor Summary

Constructors

Constructor and Description
QueryIndexDescriptorImpl(QueryTypeDescriptorImpl typDesc, String name, QueryIndexType type, int inlineSize) Constructor.

Method Summary

Modifier and Type	Method and Description
QueryIndexDescriptorImpl	addField(String field, int orderNum, boolean descending) Adds field to this index.
boolean	descending(String field) Specifies order of the index for each indexed field.
Collection<String>	fields() Gets all fields to be indexed.
int	inlineSize() Gets inline size for SORTED index.
String	name()
String	toString()
QueryIndexType	type() Gets index type.
QueryTypeDescriptorImpl	typeDescriptor()

Methods inherited from class java.lang.Object

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

Constructor Detail

QueryIndexDescriptorImpl

public QueryIndexDescriptorImpl(QueryTypeDescriptorImpl typDesc,
                                String name,
                                QueryIndexType type,
                                int inlineSize)

Constructor.

Parameters:

typDesc - Type descriptor.

name - Index name.

type - Type.

inlineSize - Inline size.

Method Detail

typeDescriptor

public QueryTypeDescriptorImpl typeDescriptor()

Returns:

Type descriptor.

name

public String name()

Specified by:

name in interface GridQueryIndexDescriptor

Returns:

Name.

fields

public Collection<String> fields()

Gets all fields to be indexed.

Specified by:

fields in interface GridQueryIndexDescriptor

Returns:

Fields to be indexed.

inlineSize

public int inlineSize()

Gets inline size for SORTED index.

Specified by:

inlineSize in interface GridQueryIndexDescriptor

Returns:

Inline size.

descending

public boolean descending(String field)

Specifies order of the index for each indexed field.

Specified by:

descending in interface GridQueryIndexDescriptor

Parameters:

field - Field name.

Returns:

True if given field should be indexed in descending order.

addField

public QueryIndexDescriptorImpl addField(String field,
                                         int orderNum,
                                         boolean descending)
                                  throws IgniteCheckedException

Adds field to this index.

Parameters:

field - Field name.

orderNum - Field order number in this index.

descending - Sort order.

Returns:

This instance for chaining.

Throws:

IgniteCheckedException - If failed.

type

public QueryIndexType type()

Gets index type.

Specified by:

type in interface GridQueryIndexDescriptor

Returns:

Type.

toString

public String toString()

Overrides:

toString in class Object