org.richfaces.component.DataTableColumnsIterator Maven / Gradle / Ivy
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package org.richfaces.component;
import java.util.Iterator;
import javax.faces.component.UIComponent;
/**
* Iterator for all children table columns.
*
* @author asmirnov
*
*/
class DataTableColumnsIterator extends DataTableIteratorBase {
protected Iterator childrenIterator;
public DataTableColumnsIterator(UIComponent dataTable) {
this.childrenIterator = dataTable.getChildren().iterator();
}
protected UIComponent nextItem() {
while (childrenIterator != null && childrenIterator.hasNext()) {
UIComponent child = childrenIterator.next();
if (child instanceof javax.faces.component.UIColumn || child instanceof Column) {
return child;
}
}
// TODO nick - free childrenIterator field
return null;
}
}
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