org.apache.sling.scripting.sightly.compiler.expression

Class Expression

java.lang.Object

org.apache.sling.scripting.sightly.compiler.expression.Expression

public final class Expression
extends Object

This class represents a HTL Expression.

Constructor Summary

Constructors

Constructor and Description
Expression(ExpressionNode root) Create an expression with just a root node.
Expression(ExpressionNode root, Map<String,ExpressionNode> options) Create an expression with a root node and options.
Expression(ExpressionNode root, Map<String,ExpressionNode> options, String rawText) Create an expression with a root node and options.

Method Summary

Modifier and Type	Method and Description
boolean	containsOption(String name) Checks whether the expression has the specified option.
Map<String,ExpressionNode>	getOptions() Get the options for this expression.
String	getRawText() Returns the raw text representation of this expression.
ExpressionNode	getRoot() Get the root node of this expression.
ExpressionNode	removeOption(String option) Removes the given option from this expression.
String	toString()
Expression	withNode(ExpressionNode node) Return a copy, but with the specified node as root.
Expression	withRawText(String rawText) Return a copy that provides information about the expression's raw text.

Methods inherited from class java.lang.Object

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

Constructor Detail

Expression

public Expression(ExpressionNode root)

Create an expression with just a root node.

Parameters:

root - the root node

Expression

public Expression(ExpressionNode root,
                  Map<String,ExpressionNode> options)

Create an expression with a root node and options.

Parameters:

root - the root node

options - the expression's options

Expression

public Expression(ExpressionNode root,
                  Map<String,ExpressionNode> options,
                  String rawText)

Create an expression with a root node and options.

Parameters:

root - the root node

options - the expression's options

rawText - the expression's raw text representation

Method Detail

getOptions

public Map<String,ExpressionNode> getOptions()

Get the options for this expression.

Returns:

the expression options

getRoot

public ExpressionNode getRoot()

Get the root node of this expression.

Returns:

the root node of this expression

removeOption

public ExpressionNode removeOption(String option)

Removes the given option from this expression.

Parameters:

option - the option to be removed

Returns:

the option, or null if the option doesn't exist

withNode

public Expression withNode(ExpressionNode node)

Return a copy, but with the specified node as root.

Parameters:

node - the new root

Returns:

a copy with a new root

withRawText

public Expression withRawText(String rawText)

Return a copy that provides information about the expression's raw text.

Parameters:

rawText - the raw text representing the expression

Returns:

a copy with information about the expression's raw text

getRawText

public String getRawText()

Returns the raw text representation of this expression.

Returns:

the raw text representation of this expression

containsOption

public boolean containsOption(String name)

Checks whether the expression has the specified option.

Parameters:

name - the name of the option

Returns:

true if the option is present, false otherwise

toString

public String toString()

Overrides:

toString in class Object