Top Description Fields Constructors Methods
org.hibernate.hql.internal.ast.tree

public Class LiteralNode

extends AbstractSelectExpression
implements HqlSqlTokenTypes, ExpectedTypeAwareNode
Class Inheritance
All Implemented Interfaces
org.hibernate.hql.internal.ast.tree.ExpectedTypeAwareNode, org.hibernate.hql.internal.antlr.HqlSqlTokenTypes
Known Direct Subclasses
org.hibernate.hql.internal.ast.tree.BooleanLiteralNode
Imports
java.sql.Types, java.util.Locale, org.hibernate.QueryException, org.hibernate.hql.internal.antlr.HqlSqlTokenTypes, org.hibernate.hql.internal.ast.util.ColumnHelper, org.hibernate.metamodel.model.convert.spi.JpaAttributeConverter, org.hibernate.type.SingleColumnType, .StandardBasicTypes, .Type, org.hibernate.type.descriptor.converter.AttributeConverterTypeAdapter, antlr.SemanticException
Represents a literal.
Authors
josh, Steve Ebersole

Field Summary

Modifier and TypeField and Description
private Type
expectedType

Constructor Summary

AccessConstructor and Description
public
LiteralNode()

Method Summary

Modifier and TypeMethod and Description
protected String
determineConvertedValue(AttributeConverterTypeAdapter<T> converterTypeAdapter, Object literalValue)

public Type
getDataType()

Overrides org.hibernate.hql.internal.ast.tree.SqlNode.getDataType.

Implements org.hibernate.hql.internal.ast.tree.SelectExpression.getDataType.

Returns the data type of the select expression.
public Type
getExpectedType()

Implements org.hibernate.hql.internal.ast.tree.ExpectedTypeAwareNode.getExpectedType.

public Object
getLiteralValue()

private boolean
isCharacterData(int typeCode)

public void
setExpectedType(Type expectedType)

Implements org.hibernate.hql.internal.ast.tree.ExpectedTypeAwareNode.setExpectedType.

public void
setScalarColumnText(int
The index of the select expression in the projection list.
i)

Implements org.hibernate.hql.internal.ast.tree.SelectExpression.setScalarColumnText.

Appends AST nodes that represent the columns after the current AST node.
Inherited from org.hibernate.hql.internal.ast.tree.AbstractSelectExpression:
getAliasgetFromElementgetScalarColumnIndexisConstructorisReturnableEntityisScalarsetAliassetScalarColumn

Field Detail

expectedTypeback to summary
private Type expectedType

Constructor Detail

LiteralNodeback to summary
public LiteralNode()

Method Detail

determineConvertedValueback to summary
protected String determineConvertedValue(AttributeConverterTypeAdapter<T> converterTypeAdapter, Object literalValue)
Annotations
@SuppressWarnings:unchecked
getDataTypeback to summary
public Type getDataType()

Overrides org.hibernate.hql.internal.ast.tree.SqlNode.getDataType.

Implements org.hibernate.hql.internal.ast.tree.SelectExpression.getDataType.

Doc from org.hibernate.hql.internal.ast.tree.SelectExpression.getDataType.

Returns the data type of the select expression.

Returns:Type

The data type of the select expression.

getExpectedTypeback to summary
public Type getExpectedType()

Implements org.hibernate.hql.internal.ast.tree.ExpectedTypeAwareNode.getExpectedType.

Annotations
@Override
getLiteralValueback to summary
public Object getLiteralValue()
isCharacterDataback to summary
private boolean isCharacterData(int typeCode)
setExpectedTypeback to summary
public void setExpectedType(Type expectedType)

Implements org.hibernate.hql.internal.ast.tree.ExpectedTypeAwareNode.setExpectedType.

Annotations
@Override
setScalarColumnTextback to summary
public void setScalarColumnText(int i) throws SemanticException

Implements org.hibernate.hql.internal.ast.tree.SelectExpression.setScalarColumnText.

Doc from org.hibernate.hql.internal.ast.tree.SelectExpression.setScalarColumnText.

Appends AST nodes that represent the columns after the current AST node. (e.g. 'as col0_O_')

Parameters
i:int

The index of the select expression in the projection list.

Exceptions
SemanticException:
if a semantic error occurs