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/*
* The MIT License
*
* Copyright (c) 2009-2023 PrimeTek Informatics
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package org.primefaces.component.column.renderer;
import java.io.IOException;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import org.primefaces.component.column.Column;
import org.primefaces.component.columngroup.ColumnGroup;
import org.primefaces.component.datatable.DataTable;
import org.primefaces.component.datatable.DataTableRenderer;
import org.primefaces.component.treetable.TreeTable;
import org.primefaces.component.treetable.TreeTableRenderer;
import org.primefaces.util.ComponentUtils;
public class ColumnGroupHelperRenderer implements HelperColumnRenderer {
@Override
public void encode(FacesContext context, Column column) throws IOException {
ColumnGroup group = findGroup(column);
if (group.getParent() instanceof DataTable) {
encodeDataTable(context, (DataTable) group.getParent(), column, group);
}
else if (group.getParent() instanceof TreeTable) {
encodeTreeTable(context, (TreeTable) group.getParent(), column, group);
}
else {
throw new IllegalArgumentException("ColumnGroupHelperRenderer cannot be used for " + group.getParent().getClass());
}
}
private ColumnGroup findGroup(Column column) {
UIComponent parent = column.getParent();
while (!(parent instanceof ColumnGroup)) {
parent = parent.getParent();
}
return (ColumnGroup) parent;
}
private void encodeDataTable(FacesContext context, DataTable dataTable, Column column, ColumnGroup group) throws IOException {
DataTableRenderer renderer = ComponentUtils.getUnwrappedRenderer(
context,
DataTable.COMPONENT_FAMILY,
DataTable.DEFAULT_RENDERER);
String type = group.getType();
if ("header".equals(type) || "frozenHeader".equals(type) || "scrollableHeader".equals(type)) {
renderer.encodeColumnHeader(context, dataTable, column);
}
else if ("footer".equals(type) || "frozenFooter".equals(type) || "scrollableFooter".equals(type)) {
renderer.encodeColumnFooter(context, dataTable, column);
}
}
private void encodeTreeTable(FacesContext context, TreeTable treeTable, Column column, ColumnGroup group) throws IOException {
TreeTableRenderer renderer = ComponentUtils.getUnwrappedRenderer(
context,
TreeTable.COMPONENT_FAMILY,
TreeTable.DEFAULT_RENDERER);
String type = group.getType();
if ("header".equals(type)) {
renderer.encodeColumnHeader(context, treeTable, column);
}
else if ("footer".equals(type)) {
renderer.encodeColumnFooter(context, treeTable, column);
}
}
}