QueryParser (A simple CLARIN FCS endpoint 1.9.0-SNAPSHOT API)

java.lang.Object
- eu.clarin.sru.server.fcs.parser.QueryParser

```
public class QueryParser
extends Object
```
A FCS-QL query parser that produces FCS-QL expression trees.

Constructor Summary

Constructors
Constructor	Description
`QueryParser()`	Constructor.
`QueryParser(String defaultIdentifier)`	Constructor.
`QueryParser(String defaultIdentifier, Normalizer.Form unicodeNormaliztionForm)`	Constructor.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type Method Description

QueryNode parse(String query)
Parse query.
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - QueryParser
```
public QueryParser()
```
    Constructor.
  - QueryParser
```
public QueryParser(String defaultIdentifier)
```
    Constructor.
    
    Parameters:
    
    defaultIdentifier - the default identifier to be used for simple expressions
  - QueryParser
```
public QueryParser(String defaultIdentifier,
                   Normalizer.Form unicodeNormaliztionForm)
```
    Constructor.
    
    Parameters:
    
    defaultIdentifier - the default identifier to be used for simple expressions
    
    unicodeNormaliztionForm - the Unicode normalization form to be used or null to not perform normalization
- Method Detail
  - parse
```
public QueryNode parse(String query)
                throws QueryParserException
```
    Parse query.
    
    Parameters:
    
    query - the FCS-QL query
    
    Returns:
    
    a FCS-QL expression tree
    
    Throws:
    
    QueryParserException - if an error occurred