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FilterImpl (Hibernate API Documentation) - Hibernate 3.2.3 正式版 API 英文文档

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org.hibernate.impl
Class FilterImpl

java.lang.Object
  org.hibernate.impl.FilterImpl

All Implemented Interfaces:

Filter, Serializable

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public class FilterImpl

extends Object

implements Filter, Serializable

Implementation of FilterImpl. FilterImpl implements the user's view into enabled dynamic filters, allowing them to set filter parameter values.

Author:

Steve Ebersole

See Also:

Serialized Form

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Field Summary
static String	MARKER

 

Constructor Summary

FilterImpl(FilterDefinition configuration)           Constructs a new FilterImpl.

 

Method Summary
FilterDefinition	getFilterDefinition()           Get the filter definition containing additional information about the filter (such as default-condition and expected parameter names/types).
String	getName()           Get the name of this filter.
Object	getParameter(String name)           Get the value of the named parameter for the current filter.
Map	getParameters()
Filter	setParameter(String name, Object value)           Set the named parameter's value for this filter.
Filter	setParameterList(String name, Collection values)           Set the named parameter's value list for this filter.
Filter	setParameterList(String name, Object[] values)           Set the named parameter's value list for this filter.
void	validate()           Perform validation of the filter state.

 

Methods inherited from class java.lang.Object

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

 

Field Detail

MARKER

public static final String MARKER

See Also:

Constant Field Values

Constructor Detail

FilterImpl

public FilterImpl(FilterDefinition configuration)

Constructs a new FilterImpl.

Parameters:

configuration - The filter's global configuration.

Method Detail

getFilterDefinition

public FilterDefinition getFilterDefinition()

Description copied from interface: Filter

Get the filter definition containing additional information about the filter (such as default-condition and expected parameter names/types).

Specified by:

getFilterDefinition in interface Filter

Returns:

The filter definition

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getName

public String getName()

Get the name of this filter.

Specified by:

getName in interface Filter

Returns:

This filter's name.

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getParameters

public Map getParameters()

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setParameter

public Filter setParameter(String name,
                           Object value)
                    throws IllegalArgumentException

Set the named parameter's value for this filter.

Specified by:

setParameter in interface Filter

Parameters:

name - The parameter's name.

value - The value to be applied.

Returns:

This FilterImpl instance (for method chaining).

Throws:

IllegalArgumentException - Indicates that either the parameter was undefined or that the type of the passed value did not match the configured type.

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setParameterList

public Filter setParameterList(String name,
                               Collection values)
                        throws HibernateException

Set the named parameter's value list for this filter. Used in conjunction with IN-style filter criteria.

Specified by:

setParameterList in interface Filter

Parameters:

name - The parameter's name.

values - The values to be expanded into an SQL IN list.

Returns:

This FilterImpl instance (for method chaining).

Throws:

HibernateException

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setParameterList

public Filter setParameterList(String name,
                               Object[] values)
                        throws IllegalArgumentException

Set the named parameter's value list for this filter. Used in conjunction with IN-style filter criteria.

Specified by:

setParameterList in interface Filter

Parameters:

name - The parameter's name.

values - The values to be expanded into an SQL IN list.

Returns:

This FilterImpl instance (for method chaining).

Throws:

IllegalArgumentException

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getParameter

public Object getParameter(String name)

Get the value of the named parameter for the current filter.

Parameters:

name - The name of the parameter for which to return the value.

Returns:

The value of the named parameter.

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validate

public void validate()
              throws HibernateException

Perform validation of the filter state. This is used to verify the state of the filter after its enablement and before its use.

Specified by:

validate in interface Filter

Throws:

HibernateException - If the state is not currently valid.

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