// $Id: Filter.java 8754 2005-12-05 23:36:59Z steveebersole $
package org.hibernate;
import org.hibernate.engine.FilterDefinition;
import java.util.Collection;
/**
* Type definition of Filter. Filter defines the user's view into enabled dynamic filters,
* allowing them to set filter parameter values.
*
* @author Steve Ebersole
*/
public interface Filter {
/**
* Get the name of this filter.
*
* @return This filter's name.
*/
public String getName();
/**
* Get the filter definition containing additional information about the
* filter (such as default-condition and expected parameter names/types).
*
* @return The filter definition
*/
public FilterDefinition getFilterDefinition();
/**
* Set the named parameter's value for this filter.
*
* @param name The parameter's name.
* @param value The value to be applied.
* @return This FilterImpl instance (for method chaining).
*/
public Filter setParameter(String name, Object value);
/**
* Set the named parameter's value list for this filter. Used
* in conjunction with IN-style filter criteria.
*
* @param name The parameter's name.
* @param values The values to be expanded into an SQL IN list.
* @return This FilterImpl instance (for method chaining).
*/
public Filter setParameterList(String name, Collection values);
/**
* Set the named parameter's value list for this filter. Used
* in conjunction with IN-style filter criteria.
*
* @param name The parameter's name.
* @param values The values to be expanded into an SQL IN list.
* @return This FilterImpl instance (for method chaining).
*/
public Filter setParameterList(String name, Object[] values);
/**
* Perform validation of the filter state. This is used to verify the
* state of the filter after its enablement and before its use.
*
* @throws HibernateException If the state is not currently valid.
*/
public void validate() throws HibernateException;
}
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