Class ELLiterals

java.lang.Object

io.micronaut.el.runtime.ELLiterals

@Internal
public final class ELLiterals
extends Object

The handling of the literal-expressions described in the section 1.2.2 of the Jakarta Expression Language specification.

Since:

1.0

Author:

Denis Stepanov

Method Summary

Modifier and Type	Method	Description
static Number	floatingPointValue(String image)	Returns the value of a floating point literal, which is a Double unless it does not fit in one.
static Number	integerValue(String image)	Returns the value of an integer literal, which is a Long unless it does not fit in one.
static @Nullable String	literalTextOrNull(String expression)	Returns the text of a literal-expression, with the \$ and \# escapes resolved.

Methods inherited from class Object

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

Method Details

literalTextOrNull

public static @Nullable String literalTextOrNull(String expression)

Returns the text of a literal-expression, with the \$ and \# escapes resolved.

Parameters:

expression - The expression

Returns:

The literal text or null when the expression contains an eval-expression

integerValue

public static Number integerValue(String image)

Returns the value of an integer literal, which is a Long unless it does not fit in one.

Parameters:

image - The literal as it appears in the expression

Returns:

The value of the literal

floatingPointValue

public static Number floatingPointValue(String image)

Returns the value of a floating point literal, which is a Double unless it does not fit in one.

Parameters:

image - The literal as it appears in the expression

Returns:

The value of the literal