Package org.apache.jackrabbit.oak.query

Class QueryValidator

java.lang.Object

org.apache.jackrabbit.oak.query.QueryValidator

public class QueryValidator
extends Object

A validator for query. Invalid queries either log a warning, or throw an exception when trying to execute.

Field Summary

Fields

Modifier and Type	Field	Description
static final String	QUERY_VALIDATOR	The name of the query validator node.

Constructor Summary

Constructors

Constructor	Description
QueryValidator()

Method Summary

Modifier and Type	Method	Description
void	checkStatement(String statement)	Check if a query is valid.
String	getJson()	Get the current set of pattern data.
void	init(NodeStore store)
void	setPattern(String key, String pattern, String comment, boolean failQuery)	Add a pattern.

Methods inherited from class java.lang.Object

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

Field Details

QUERY_VALIDATOR

public static final String QUERY_VALIDATOR

The name of the query validator node.

See Also:

• Constant Field Values

Constructor Details

QueryValidator

public QueryValidator()

Method Details

setPattern

public void setPattern(String key,
 String pattern,
 String comment,
 boolean failQuery)

Add a pattern.

Parameters:

key - the key

pattern - the pattern regular expression - if empty, the entry is removed

comment - the comment

failQuery - - if true, trying to run such a query will fail; otherwise the queries that will work, but will log a warning. A warning is logged at most once every 10 seconds.

getJson

public String getJson()

Get the current set of pattern data.

Returns:

the json representation

checkStatement

public void checkStatement(String statement)
                    throws ParseException

Check if a query is valid. It is either valid, logs a warning, or throws a exception if invalid.

Parameters:

statement - the query statement

Throws:

ParseException - if it is invalid

init

public void init(NodeStore store)