Java List Print printWithBars(int[] maxLength, String[] headings, List rows)

Description

print With Bars

License

Open Source License

Declaration

static public void printWithBars(int[] maxLength, String[] headings, List<String[]> rows) 

Method Source Code

//package com.java2s;
/*/*from w w w .java2 s  .co  m*/
 * dalserver-interop library - implementation of DAL server for interoperability
 * Copyright (C) 2015  Diversity Arrays Technology
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

import java.util.List;

public class Main {
    static public void printWithBars(int[] maxLength, String[] headings, List<String[]> rows) {

        int nColumns = headings.length;
        if (nColumns <= 0) {
            System.out.println("No rows");
        } else {
            System.out.println(rows.size() + " rows returned");

            StringBuilder fb = new StringBuilder();
            StringBuilder bar = new StringBuilder();
            String gutter = "";
            String barsep = "";
            for (int max : maxLength) {
                fb.append(gutter).append("%").append(max).append("s");
                gutter = " |";

                bar.append(barsep);
                for (int q = max; --q >= 0;) {
                    bar.append('-');
                }
                barsep = "-+";
            }

            String format = fb.toString();
            String barline = bar.toString();

            System.out.format(format, (Object[]) headings);
            System.out.println();
            System.out.println(barline);
            for (String[] row : rows) {
                System.out.format(format, (Object[]) row);
                System.out.println();
            }
            System.out.println(barline);
        }

    }
}

Related

1. printTable(List data)
2. printTopNTokens(LinkedList> list, int n)
3. printTuple(List