org.intermine.sql.precompute
Class BestQueryFallback

java.lang.Object
  org.intermine.sql.precompute.BestQuery
      org.intermine.sql.precompute.BestQueryFallback

public class BestQueryFallback
extends BestQuery

Gets the database to explain each Query added and keeps hold of the best one so far.

Field Summary

protected Query	query
protected java.lang.String	queryString

Constructor Summary

BestQueryFallback(Query query, java.lang.String queryString)
Constructs a BestQueryFallback

Method Summary

void	add(Query q) Allows a Query to be added to this tracker.
void	add(java.lang.String q) Allows a Query to be added to this tracker.
ExplainResult	getBestExplainResult() Gets the ExpainResult for the best Query found so far
Query	getBestQuery() Gets the best Query found so far
java.lang.String	getBestQueryString() Gets the best query String found so far

Methods inherited from class java.lang.Object

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

Field Detail

query

protected Query query

queryString

protected java.lang.String queryString

Constructor Detail

BestQueryFallback

public BestQueryFallback(Query query,
                         java.lang.String queryString)

Constructs a BestQueryFallback

Parameters:

query - a Query - may be null

queryString - a String - may be null

Method Detail

add

public void add(Query q)
         throws BestQueryException

Allows a Query to be added to this tracker.

Specified by:

add in class BestQuery

Parameters:

q - a Query to be added to the tracker

Throws:

BestQueryException - always - this BestQuery does not support updates

add

public void add(java.lang.String q)
         throws BestQueryException

Allows a Query to be added to this tracker.

Specified by:

add in class BestQuery

Parameters:

q - a query String to be added to the tracker

Throws:

BestQueryException - always - this BestQuery does not support updates

getBestQuery

public Query getBestQuery()

Gets the best Query found so far

Specified by:

getBestQuery in class BestQuery

Returns:

the best Query, or null if no Queries added to this object

getBestQueryString

public java.lang.String getBestQueryString()

Gets the best query String found so far

Specified by:

getBestQueryString in class BestQuery

Returns:

the best Query, or null if no Queries added to this object

getBestExplainResult

public ExplainResult getBestExplainResult()

Gets the ExpainResult for the best Query found so far

Returns:

null