net.jazdw.rql.parser

Class RQLParser

java.lang.Object

net.jazdw.rql.parser.RQLParser

public class RQLParser
extends Object

Resource Query Language (RQL) Parser

Parses RQL encoded query strings and returns a tree of Abstract Syntax Tree (AST) nodes. These nodes can then be visited using a visitor pattern to produce a SQL query for example.

The RQL language is defined by Dojo Foundation's Persevere project - https://github.com/persvr/rql

Author:

Jared Wiltshire

Constructor Summary

Constructors

Constructor and Description
RQLParser()
RQLParser(Converter converter)

Method Summary

Modifier and Type	Method and Description
ASTNode	parse(String query)
<R,A> R	parse(String query, ASTVisitor<R,A> visitor, A param)
<R> R	parse(String query, SimpleASTVisitor<R> visitor)

Methods inherited from class java.lang.Object

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

Constructor Detail

RQLParser

public RQLParser()

RQLParser

public RQLParser(Converter converter)

Method Detail

parse

public <R> R parse(String query,
                   SimpleASTVisitor<R> visitor)
            throws RQLParserException

Throws:

RQLParserException

parse

public <R,A> R parse(String query,
                     ASTVisitor<R,A> visitor,
                     A param)
              throws RQLParserException

Throws:

RQLParserException

parse

public ASTNode parse(String query)
              throws RQLParserException

Throws:

RQLParserException