10.4 Collection Parsers


 
Building Parsers with Java
By Steven  John  Metsker

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Chapter  10.   Matching Mechanics

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The Sequence and Alternation classes are subclasses of CollectionParser , as Figure 10.3 shows. These classes have a common way of adding and storing their subparsers. They differ primarily in how they match a set of assemblies.

Figure 10.3. The CollectionParser class. CollectionParser is the abstract superclass of the two fundamental types of collection parsers: Alternation and Sequence .

graphics/10fig03.gif

The main behavior that CollectionParser provides to its subclasses is the ability to add a parser to a collection.


   
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Building Parsers with Java
Building Parsers With Javaв„ў
ISBN: 0201719622
EAN: 2147483647
Year: 2000
Pages: 169

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