org.thymeleaf.standard.expression

Class Expression

Object

org.thymeleaf.standard.expression.Expression

All Implemented Interfaces:

Serializable, IStandardExpression

Direct Known Subclasses:

ComplexExpression, SimpleExpression

public abstract class Expression
extends Object
implements IStandardExpression, Serializable

Base Expression class for all Thymeleaf Standard Expressions

Note a class with this name existed since 1.1, but it was completely reimplemented in Thymeleaf 3.0

Since:

3.0.0

Author:

Daniel Fernández

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static char	NESTING_END_CHAR
static char	NESTING_START_CHAR
static char	PARSING_PLACEHOLDER_CHAR

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	Expression()

Method Summary

Modifier and Type	Method and Description
Object	execute(IExpressionContext context) Execute the expression.
Object	execute(IExpressionContext context, StandardExpressionExecutionContext expContext) Execute the expression.
abstract String	getStringRepresentation() Obtain a string representation of the expression.
String	toString()

Methods inherited from class Object

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

Field Detail

PARSING_PLACEHOLDER_CHAR

public static final char PARSING_PLACEHOLDER_CHAR

See Also:

Constant Field Values

NESTING_START_CHAR

public static final char NESTING_START_CHAR

See Also:

Constant Field Values

NESTING_END_CHAR

public static final char NESTING_END_CHAR

See Also:

Constant Field Values

Constructor Detail

Expression

protected Expression()

Method Detail

getStringRepresentation

public abstract String getStringRepresentation()

Description copied from interface: IStandardExpression

Obtain a string representation of the expression.

Specified by:

getStringRepresentation in interface IStandardExpression

Returns:

the String representation

toString

public String toString()

Overrides:

toString in class Object

execute

public Object execute(IExpressionContext context)

Description copied from interface: IStandardExpression

Execute the expression.

Specified by:

execute in interface IStandardExpression

Parameters:

context - the context object.

Returns:

the result of executing the expression.

execute

public Object execute(IExpressionContext context,
                      StandardExpressionExecutionContext expContext)

Description copied from interface: IStandardExpression

Execute the expression.

Specified by:

execute in interface IStandardExpression

Parameters:

context - the context object.

expContext - the expression execution context to be applied (preprocessing, etc.)

Returns:

the result of executing the expression.