Package com.saperion.rs.federatedsearch.strategy

Class QueryStrategy

java.lang.Object

com.saperion.rs.federatedsearch.strategy.QueryStrategy

Direct Known Subclasses:

DirectQueryStrategy, HQLQueryStrategy, NameValueQueryStrategy

public abstract class QueryStrategy
extends java.lang.Object

Abstract class representing a query strategy base class for building HQL queries by given federated search query strings.

Author:

sts

Constructor Summary

Constructors

Constructor	Description
QueryStrategy()

Method Summary

Modifier and Type	Method	Description
abstract java.lang.String	buildHQLQuery(java.util.Properties templateProperties, java.lang.String ddc, java.lang.String query)	Builds a HQL query by the given parameters.
abstract boolean	isSpecialQuery(java.lang.String query)	Indicates if the given query needs to be replaced via a QueryStrategy.

Methods inherited from class java.lang.Object

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

Constructor Detail

QueryStrategy

public QueryStrategy()

Method Detail

isSpecialQuery

public abstract boolean isSpecialQuery(java.lang.String query)

Indicates if the given query needs to be replaced via a QueryStrategy.

Parameters:

query - The query in question.

Returns:

true if the given query needs to be replaced via a QueryStrategy, false otherwise.

buildHQLQuery

public abstract java.lang.String buildHQLQuery(java.util.Properties templateProperties,
                                               java.lang.String ddc,
                                               java.lang.String query)

Builds a HQL query by the given parameters.

Parameters:

templateProperties - The properties to be used to build the HQL query.

ddc - The DDC to be used to build the HQL query.

query - The user query to be mapped to HQL.

Returns:

The built HQL query.