Package com.avoka.core.cayenne

Class QueryTranslatorUtils

java.lang.Object

com.avoka.core.cayenne.QueryTranslatorUtils

public class QueryTranslatorUtils
extends Object

Provides utility methods for Cayenne SelectQuery translators.

Since:

19.5.0

Constructor Summary

Constructors

Constructor	Description
QueryTranslatorUtils()

Method Summary

Modifier and Type	Method	Description
static String	addCountTranslation(String sql, String pkColumnName)	Translate a plain SELECT query string into a SELECT COUNT DISTINCT query returning a number (the count).

Methods inherited from class java.lang.Object

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

Constructor Details

QueryTranslatorUtils

public QueryTranslatorUtils()

Method Details

addCountTranslation

public static String addCountTranslation(String sql,
 String pkColumnName)

Translate a plain SELECT query string into a SELECT COUNT DISTINCT query returning a number (the count).

Parameters:

sql - the query string (required, must not already be a SELECT COUNT query)

pkColumnName - the name of the Cayenne primary column that will be used for counting results (required; can be obtained via CayenneUtils.getPkName(ObjEntity)

Returns:

the modified SQL string