org.primefaces.extensions.showcase.controller.exporter.DynamicColumnsTableController Maven / Gradle / Ivy

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/*
 * Copyright 2011-2020 PrimeFaces Extensions
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.primefaces.extensions.showcase.controller.exporter;

import java.io.Serializable;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

import jakarta.faces.view.ViewScoped;
import jakarta.inject.Named;

/**
 * DynamicColumnsTableController
 *
 * @author Sudheer Jonna / last modified by $Author$
 * @since 0.7.0
 * @version $Revision: 1.0 $
 */
@Named
@ViewScoped
public class DynamicColumnsTableController implements Serializable {

    private static final long serialVersionUID = 1L;

    private static final List VALID_COLUMN_KEYS = Arrays.asList("subject", "text", "country", "textLength",
                "deliveryStatus");

    private List messages;
    private List filteredMessages;

    private String columnTemplate = "subject text country textLength";
    private final List columns = new ArrayList();

    public DynamicColumnsTableController() {
        if (messages == null) {
            messages = new ArrayList();

            for (int i = 0; i < 10; i++) {
                final Message message = new Message();
                message.setSubject("subject " + i);
                message.setText("text " + i);
                message.setTextLength(i * 10 + 10 + "");
                message.setCountry("country" + i);
                message.setDeliveryStatus("successfull");
                messages.add(message);
            }
        }

        createDynamicColumns();
    }

    public List getColumns() {
        return columns;
    }

    public List getMessages() {
        return messages;
    }

    public void setMessages(final List messages) {
        this.messages = messages;
    }

    public List getFilteredMessages() {
        return filteredMessages;
    }

    public void setFilteredMessages(final List filteredMessages) {
        this.filteredMessages = filteredMessages;
    }

    public static class ColumnModel implements Serializable {

        private static final long serialVersionUID = 1L;
        private final String header;
        private final String property;

        public ColumnModel(final String header, final String property) {
            this.header = header;
            this.property = property;
        }

        public String getHeader() {
            return header;
        }

        public String getProperty() {
            return property;
        }
    }

    public class Message implements Serializable {

        private static final long serialVersionUID = 1L;
        private String subject;
        private String text;
        private long time;
        private String textLength;
        private String country;
        private String deliveryStatus;

        public Message() {
            time = System.currentTimeMillis() + (long) (Math.random() * 10);
            textLength = Math.random() * 10 + "";
        }

        public final String getSubject() {
            return subject;
        }

        public final void setSubject(final String subject) {
            this.subject = subject;
        }

        public final String getText() {
            return text;
        }

        public final void setText(final String text) {
            this.text = text;
        }

        public long getTime() {
            return time;
        }

        public void setTime(final long time) {
            this.time = time;
        }

        public String getTextLength() {
            return textLength;
        }

        public void setTextLength(final String textLength) {
            this.textLength = textLength;
        }

        public String getCountry() {
            return country;
        }

        public void setCountry(final String country) {
            this.country = country;
        }

        public String getDeliveryStatus() {
            return deliveryStatus;
        }

        public void setDeliveryStatus(final String deliveryStatus) {
            this.deliveryStatus = deliveryStatus;
        }
    }

    public String getColumnTemplate() {
        return columnTemplate;
    }

    public void setColumnTemplate(final String columnTemplate) {
        this.columnTemplate = columnTemplate;
    }

    public void updateColumns() {
        createDynamicColumns();
    }

    public void createDynamicColumns() {
        final String[] columnKeys = columnTemplate.split(" ");
        columns.clear();

        for (final String columnKey : columnKeys) {
            final String key = columnKey.trim();

            if (VALID_COLUMN_KEYS.contains(key)) {
                columns.add(new ColumnModel(columnKey.toUpperCase(), columnKey));
            }
        }
    }
}