org.apache.activemq.console.filter
Class ResultTransformFilter

java.lang.Object
  org.apache.activemq.console.filter.ResultTransformFilter

All Implemented Interfaces:

QueryFilter

Direct Known Subclasses:

MapTransformFilter

public abstract class ResultTransformFilter
extends Object
implements QueryFilter

Field Summary

Fields inherited from interface org.apache.activemq.console.filter.QueryFilter

QUERY_DELIMETER

Constructor Summary

protected

ResultTransformFilter(QueryFilter next) Constructs a query filter that transform the format of the query result

Method Summary

List<Object>	query(List queries) Transforms the queried results to a collection of different objects
List	query(String query) Transforms the queried results to a collection of different objects
protected abstract Object	transformElement(Object obj) Transform a result object
protected List<Object>	transformList(List<Object> result) Transforms a collection to a collection of different objects.

Methods inherited from class java.lang.Object

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

Constructor Detail

ResultTransformFilter

protected ResultTransformFilter(QueryFilter next)

Constructs a query filter that transform the format of the query result

Parameters:

next - - the query filter to retrieve the results from

Method Detail

query

public List query(String query)
           throws Exception

Transforms the queried results to a collection of different objects

Specified by:

query in interface QueryFilter

Parameters:

query - - the query string

Returns:

collections of transformed objects

Throws:

Exception

query

public List<Object> query(List queries)
                   throws Exception

Transforms the queried results to a collection of different objects

Specified by:

query in interface QueryFilter

Parameters:

queries - - the query map

Returns:

collections of transformed objects

Throws:

Exception

transformList

protected List<Object> transformList(List<Object> result)
                              throws Exception

Transforms a collection to a collection of different objects.

Parameters:

result - - the collection to transform

Returns:

collection of properties objects

Throws:

Exception

transformElement

protected abstract Object transformElement(Object obj)
                                    throws Exception

Transform a result object

Parameters:

obj - - the object instance to transform

Returns:

the transformed object

Throws:

Exception