org.apache.jackrabbit.oak.query

Class QueryValidator

java.lang.Object

org.apache.jackrabbit.oak.query.QueryValidator

public class QueryValidator
extends java.lang.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 and Description
static java.lang.String	QUERY_VALIDATOR The name of the query validator node.

Constructor Summary

Constructors

Constructor and Description
QueryValidator()

Method Summary

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

QUERY_VALIDATOR

public static final java.lang.String QUERY_VALIDATOR

The name of the query validator node.

See Also:

Constant Field Values

Constructor Detail

QueryValidator

public QueryValidator()

Method Detail

setPattern

public void setPattern(java.lang.String key,
                       java.lang.String pattern,
                       java.lang.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 java.lang.String getJson()

Get the current set of pattern data.

Returns:

the json representation

checkStatement

public void checkStatement(java.lang.String statement)
                    throws java.text.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:

java.text.ParseException - if it is invalid

init

public void init(NodeStore store)