Package org.hibernate.dialect.function

Class TrimFunction

java.lang.Object

org.hibernate.query.sqm.function.AbstractSqmFunctionDescriptor

org.hibernate.query.sqm.function.AbstractSqmSelfRenderingFunctionDescriptor

org.hibernate.dialect.function.TrimFunction

All Implemented Interfaces:

FunctionRenderer, SqmFunctionDescriptor

public class TrimFunction
extends AbstractSqmSelfRenderingFunctionDescriptor

ANSI SQL-standard trim() function, which has a funny syntax involving a TrimSpec, and portability is achieved using Dialect.trimPattern(TrimSpec, boolean).

For example, trim(leading ' ' from text).

Constructor Summary

Constructors

Constructor	Description
TrimFunction(Dialect dialect, TypeConfiguration typeConfiguration)
TrimFunction(Dialect dialect, TypeConfiguration typeConfiguration, SqlAstNodeRenderingMode argumentRenderingMode)

Method Summary

Modifier and Type	Method	Description
String	getArgumentListSignature()
void	render(SqlAppender sqlAppender, List<? extends SqlAstNode> sqlAstArguments, ReturnableType<?> returnType, SqlAstTranslator<?> walker)

Methods inherited from class org.hibernate.query.sqm.function.AbstractSqmSelfRenderingFunctionDescriptor

filterClauseSupported, generateSqmAggregateFunctionExpression, generateSqmFunctionExpression, generateSqmOrderedSetAggregateFunctionExpression, generateSqmWindowFunctionExpression, getFunctionKind

Methods inherited from class org.hibernate.query.sqm.function.AbstractSqmFunctionDescriptor

generateAggregateSqmExpression, generateOrderedSetAggregateSqmExpression, generateSqmExpression, generateWindowSqmExpression, getArgumentsValidator, getArgumentTypeResolver, getName, getReturnSignature, getReturnTypeResolver, getSignature

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.hibernate.query.sqm.function.FunctionRenderer

render, render, render, render

Methods inherited from interface org.hibernate.query.sqm.function.SqmFunctionDescriptor

alwaysIncludesParentheses, generateSqmExpression, generateSqmExpression, isPredicate

Constructor Details

TrimFunction

public TrimFunction(Dialect dialect,
 TypeConfiguration typeConfiguration)

TrimFunction

public TrimFunction(Dialect dialect,
 TypeConfiguration typeConfiguration,
 SqlAstNodeRenderingMode argumentRenderingMode)

Method Details

render

public void render(SqlAppender sqlAppender,
 List<? extends SqlAstNode> sqlAstArguments,
 ReturnableType<?> returnType,
 SqlAstTranslator<?> walker)

Specified by:

render in interface FunctionRenderer

Overrides:

render in class AbstractSqmSelfRenderingFunctionDescriptor

getArgumentListSignature

public String getArgumentListSignature()

Overrides:

getArgumentListSignature in class AbstractSqmFunctionDescriptor