org.primefaces.component.datatable.feature.CellEditFeature Maven / Gradle / Ivy

Show more of this group Show more artifacts with this name
Show all versions of primefaces Show documentation
There is a newer version: 14.0.0
/*
 * 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.datatable.feature;

import java.io.IOException;
import java.util.Map;
import javax.faces.FacesException;
import javax.faces.context.FacesContext;

import org.primefaces.component.api.DynamicColumn;
import org.primefaces.component.api.UIColumn;
import org.primefaces.component.datatable.DataTable;
import org.primefaces.component.datatable.DataTableRenderer;

public class CellEditFeature implements DataTableFeature {

    @Override
    public void encode(FacesContext context, DataTableRenderer renderer, DataTable table) throws IOException {
        Map params = context.getExternalContext().getRequestParameterMap();
        String clientId = table.getClientId(context);
        String[] cellInfo = params.get(clientId + "_cellInfo").split(",");
        int rowIndex = Integer.parseInt(cellInfo[0]);
        int cellIndex = Integer.parseInt(cellInfo[1]);
        int i = -1;
        UIColumn column = null;
        for (UIColumn col : table.getColumns()) {
            if (col.isRendered()) {
                i++;

                if (i == cellIndex) {
                    column = col;
                    break;
                }
            }
        }

        if (column == null) {
            throw new FacesException("No column found for cellIndex: " + cellIndex);
        }

        table.setRowIndex(rowIndex);

        if (column.isDynamic()) {
            DynamicColumn dynamicColumn = (DynamicColumn) column;
            dynamicColumn.applyStatelessModel();
        }

        if (table.isCellEditCancelRequest(context) || table.isCellEditInitRequest(context)) {
            column.getCellEditor().getFacet("input").encodeAll(context);
        }
        else {
            column.getCellEditor().getFacet("output").encodeAll(context);
        }

        if (column.isDynamic()) {
            ((DynamicColumn) column).cleanStatelessModel();
        }
    }

    @Override
    public boolean shouldDecode(FacesContext context, DataTable table) {
        return false;
    }

    @Override
    public boolean shouldEncode(FacesContext context, DataTable table) {
        return context.getExternalContext().getRequestParameterMap().containsKey(table.getClientId(context) + "_cellInfo");
    }
}