public class GroupByViewImpl extends ViewSupport implements CloneableView, GroupByView
Modifier and Type | Field and Description |
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static java.lang.String |
VIEWNAME |
EMPTY_VIEW_ARRAY
Constructor and Description |
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GroupByViewImpl(AgentInstanceViewFactoryChainContext agentInstanceContext,
ExprNode[] criteriaExpressions,
ExprEvaluator[] criteriaEvaluators)
Constructor.
|
Modifier and Type | Method and Description |
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View |
cloneView()
Duplicates the view.
|
ExprNode[] |
getCriteriaExpressions()
Returns the field name that provides the key valie by which to group by.
|
EventType |
getEventType()
Provides metadata information about the type of object the event collection contains.
|
java.util.Iterator<EventBean> |
iterator()
Allows iteration through all elements in this event collection.
|
static java.lang.Object |
makeSubViews(GroupByView groupView,
java.lang.String[] propertyNames,
java.lang.Object groupByValues,
AgentInstanceViewFactoryChainContext agentInstanceContext)
Instantiate subviews for the given group view and the given key value to group-by.
|
java.lang.String |
toString() |
void |
update(EventBean[] newData,
EventBean[] oldData)
Notify that data has been added or removed from the Viewable parent.
|
static void |
visitView(ViewDataVisitorContained viewDataVisitor,
java.lang.Object groupkey,
java.lang.Object subviewHolder) |
void |
visitViewContainer(ViewDataVisitorContained viewDataVisitor) |
addView, addView, dumpChildViews, dumpUpdateParams, dumpUpdateParams, findDescendent, findViewIndex, getParent, getViews, hasViews, removeAllViews, removeView, removeView, setParent, updateChildren
equals, getClass, hashCode, notify, notifyAll, wait, wait, wait
addView, getViews, hasViews, removeAllViews, removeView
public static final java.lang.String VIEWNAME
public GroupByViewImpl(AgentInstanceViewFactoryChainContext agentInstanceContext, ExprNode[] criteriaExpressions, ExprEvaluator[] criteriaEvaluators)
criteriaExpressions
- is the fields from which to pull the values to group byagentInstanceContext
- contains required view servicespublic View cloneView()
CloneableView
Expected to return a same view in initialized state for grouping.
cloneView
in interface CloneableView
public ExprNode[] getCriteriaExpressions()
getCriteriaExpressions
in interface GroupByView
public final EventType getEventType()
EventCollection
getEventType
in interface EventCollection
public final void update(EventBean[] newData, EventBean[] oldData)
View
public final java.util.Iterator<EventBean> iterator()
EventCollection
iterator
in interface EventCollection
iterator
in interface java.lang.Iterable<EventBean>
public final java.lang.String toString()
toString
in class java.lang.Object
public static java.lang.Object makeSubViews(GroupByView groupView, java.lang.String[] propertyNames, java.lang.Object groupByValues, AgentInstanceViewFactoryChainContext agentInstanceContext)
groupView
- is the parent view for which to copy subviews forgroupByValues
- is the key values to group-byagentInstanceContext
- is the view services that sub-views may needpropertyNames
- names of expressions or propertiespublic void visitViewContainer(ViewDataVisitorContained viewDataVisitor)
visitViewContainer
in interface ViewDataVisitableContainer
public static void visitView(ViewDataVisitorContained viewDataVisitor, java.lang.Object groupkey, java.lang.Object subviewHolder)