com.j_spaces.jdbc.builder

Class QueryTemplateBuilder

java.lang.Object

com.j_spaces.jdbc.builder.QueryTemplateBuilder

All Implemented Interfaces:

Externalizable, Serializable

public class QueryTemplateBuilder
extends Object
implements Externalizable

Builds an external entry from ExpNode The builder converts the expression tree to ranges. The ranges are optimized , merged and attached to the expression node.

Author:

anna

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
QueryTemplateBuilder()
QueryTemplateBuilder(AbstractDMLQuery query)

Method Summary

Modifier and Type	Method and Description
void	build(AndNode node) Build QueryTemplatePacket from AndNode
void	build(ColumnNode node) Build QueryTemplatePacket from AndNode
void	build(ExpNode node, short op) Build QueryTemplatePacket from ExpNode
void	build(ExpNode node, short op, short nullOp) Build QueryTemplatePacket from ExpNode
void	build(InNode node) Build QueryTemplatePacket from InNode (special conversion)
void	build(LikeNode node, short op) Build QueryTemplatePacket from LikeNode (special conversion)
void	build(NotInNode node) Build QueryTemplatePacket from NotInNode (special conversion)
void	build(NotLikeNode node) Special build for not like - since it can't be translated to a space template.
void	build(OrNode node) Build QueryTemplatePacket from OrNode
void	build(RelationNode node)
void	buildContainsItemsRootTemplate(ContainsItemsRootNode rn)
void	buildContainsTemplate(ContainsNode containsNode) Build QueryTemplatePacket for contains.
static QueryTemplatePacket	buildTemplate(InNode node, AbstractDMLQuery query)
QueryTemplatePacket	buildTemplate(LiteralNode node, QueryColumnData queryColumnData, short op, short nullOp, FunctionCallDescription functionCallDescription, ExpNode father) Build space template
static QueryTemplatePacket	buildTemplate(NotInNode node, AbstractDMLQuery query)
void	readExternal(ObjectInput in)
static Range	toRange(String colName, FunctionCallDescription functionCallDescription, Object value, short matchCode) Converts single external entry expression to a range
static Range	toRange(String colName, FunctionCallDescription functionCallDescription, Object value, short matchCode, ExpNode node, AbstractDMLQuery query)
void	traverseExpressionTree(ExpNode root) Traverse the binary expression tree non-recursively using a custom stack The tree has to be traversed in postorder - the parent is traversed after its children.
void	writeExternal(ObjectOutput out)

Methods inherited from class java.lang.Object

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

Constructor Detail

QueryTemplateBuilder

public QueryTemplateBuilder()

QueryTemplateBuilder

public QueryTemplateBuilder(AbstractDMLQuery query)

Parameters:

query -

Method Detail

buildContainsTemplate

public void buildContainsTemplate(ContainsNode containsNode)
                           throws SQLException

Build QueryTemplatePacket for contains. (syntax: "collection[*] = ?") Validate that the column associated with the argument is not an embedded object's column.

Throws:

SQLException

buildContainsItemsRootTemplate

public void buildContainsItemsRootTemplate(ContainsItemsRootNode rn)
                                    throws SQLException

Throws:

SQLException

build

public void build(ExpNode node,
                  short op,
                  short nullOp)
           throws SQLException

Build QueryTemplatePacket from ExpNode

Throws:

SQLException

build

public void build(RelationNode node)
           throws SQLException

Throws:

SQLException

build

public void build(ExpNode node,
                  short op)
           throws SQLException

Build QueryTemplatePacket from ExpNode

Throws:

SQLException

build

public void build(LikeNode node,
                  short op)
           throws SQLException

Build QueryTemplatePacket from LikeNode (special conversion)

Throws:

SQLException

build

public void build(InNode node)
           throws SQLException

Build QueryTemplatePacket from InNode (special conversion)

Throws:

SQLException

build

public void build(NotInNode node)
           throws SQLException

Build QueryTemplatePacket from NotInNode (special conversion)

Throws:

SQLException

buildTemplate

public static QueryTemplatePacket buildTemplate(NotInNode node,
                                                AbstractDMLQuery query)
                                         throws SQLException

Returns:

QueryTemplatePacket

Throws:

SQLException

buildTemplate

public static QueryTemplatePacket buildTemplate(InNode node,
                                                AbstractDMLQuery query)
                                         throws SQLException

Returns:

QueryTemplatePacket

Throws:

SQLException

buildTemplate

public QueryTemplatePacket buildTemplate(LiteralNode node,
                                         QueryColumnData queryColumnData,
                                         short op,
                                         short nullOp,
                                         FunctionCallDescription functionCallDescription,
                                         ExpNode father)
                                  throws SQLException

Build space template

Throws:

SQLException

toRange

public static Range toRange(String colName,
                            FunctionCallDescription functionCallDescription,
                            Object value,
                            short matchCode)

Converts single external entry expression to a range

Returns:

Range

toRange

public static Range toRange(String colName,
                            FunctionCallDescription functionCallDescription,
                            Object value,
                            short matchCode,
                            ExpNode node,
                            AbstractDMLQuery query)

build

public void build(AndNode node)
           throws SQLException

Build QueryTemplatePacket from AndNode

Throws:

SQLException

build

public void build(OrNode node)
           throws SQLException

Build QueryTemplatePacket from OrNode

Throws:

SQLException

traverseExpressionTree

public void traverseExpressionTree(ExpNode root)
                            throws SQLException

Traverse the binary expression tree non-recursively using a custom stack The tree has to be traversed in postorder - the parent is traversed after its children.

Throws:

SQLException

build

public void build(NotLikeNode node)
           throws SQLException

Special build for not like - since it can't be translated to a space template. The query

Throws:

SQLException

build

public void build(ColumnNode node)
           throws SQLException

Build QueryTemplatePacket from AndNode

Throws:

SQLException

writeExternal

public void writeExternal(ObjectOutput out)
                   throws IOException

Specified by:

writeExternal in interface Externalizable

Throws:

IOException

readExternal

public void readExternal(ObjectInput in)
                  throws IOException,
                         ClassNotFoundException

Specified by:

readExternal in interface Externalizable

Throws:

IOException

ClassNotFoundException