code: /**
   * 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);
          }
      }
  }
  