/**
 * Copyright 2014-2018 Alexey Ragozin
 *
 * 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.gridkit.jvmtool;

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

import org.gridkit.util.formating.TextTable;

public class MTable {

    private List<String> header = new ArrayList<String>();
    private List<String[]> rows = new ArrayList<String[]>();

    public boolean isEmpty() {
        return rows.isEmpty();
    }

    public void append(String[] hdr, String[] values) {
        for(String h: hdr) {
            if (!header.contains(h)) {
                header.add(h);
            }
        }
        String[] row = new String[header.size()];
        for(int i = 0; i != hdr.length; ++i) {
            int n = header.indexOf(hdr[i]);
            row[n] = values[i];
        }
        rows.add(row);
    }

    public void export(TextTable table) {
        String[] hdr = header.toArray(new String[0]);
        table.addRow(hdr);
        for(String[] r: rows) {
            String[] rr = Arrays.copyOf(r, hdr.length);
            table.addRow(rr);
        }
    }
}
