org.apache.cocoon.sax.util
Class VariableExpressionTokenizer

java.lang.Object
  org.apache.cocoon.sax.util.VariableExpressionTokenizer

public final class VariableExpressionTokenizer
extends Object

Parses "Text {module:{module:attribute}} more text {variable}" types of expressions. Supports escaping of braces with '\' character, and nested expressions.

Nested Class Summary

static interface

VariableExpressionTokenizer.TokenReceiver Callback for tokenizer

Method Summary

static void

tokenize(String expression, VariableExpressionTokenizer.TokenReceiver receiver) Tokenizes specified expression.

Methods inherited from class java.lang.Object

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

Method Detail

tokenize

public static void tokenize(String expression,
                            VariableExpressionTokenizer.TokenReceiver receiver)
                     throws ParseException

Tokenizes specified expression. Passes tokens to the reciever.

Throws:

PatternSyntaxException - if expression is not valid

ParseException