content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements. See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You 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.apache.activemq.artemis.utils;
  
  import java.io.PrintStream;
  import java.util.ArrayList;
  import java.util.List;
  
  public class TableOut {
  
     final String separator;
     final int[] columnSizes;
     final int indentation;
     final String indentationString;
  
     public TableOut(String separator, int indentation, int[] columnSizes) {
        this.separator = separator;
        this.columnSizes = columnSizes;
        this.indentation = indentation;
  
        // building the indentation String to be reused
        indentationString = " ".repeat(indentation);
     }
  
     public void print(PrintStream stream, String[] columns) {
        print(stream, columns, null);
     }
  
     public void print(PrintStream stream, String[] columns, boolean[] center) {
        List<String>[] splitColumns = new ArrayList[columns.length];
        for (int i = 0; i < columns.length; i++) {
           splitColumns[i] = splitLine(columns[i], columnSizes[i]);
        }
  
        print(stream, splitColumns, center);
     }
  
     public void print(PrintStream stream, List<String>[] splitColumns) {
        print(stream, splitColumns, null);
     }
  
     public void print(PrintStream stream, List<String>[] splitColumns, boolean[] centralize) {
        boolean hasMoreLines;
        int lineNumber = 0;
        do {
           hasMoreLines = false;
           stream.print(separator);
           for (int column = 0; column < splitColumns.length; column++) {
              StringBuilder cell = new StringBuilder();
  
              String cellString;
  
              if (lineNumber < splitColumns[column].size()) {
                 cellString = splitColumns[column].get(lineNumber);
              } else {
                 cellString = "";
              }
  
              if (centralize != null && centralize[column] && !cellString.isEmpty()) {
                 cell.append(" ".repeat((columnSizes[column] - cellString.length()) / 2));
              }
  
              cell.append(cellString);
  
              if (lineNumber + 1 < splitColumns[column].size()) {
                 hasMoreLines = true;
              }
              while (cell.length() < columnSizes[column]) {
                 cell.append(" ");
              }
              stream.print(cell);
              stream.print(separator);
           }
           stream.println();
           lineNumber++;
        }
        while (hasMoreLines);
     }
  
     public List<String> splitLine(final String column, int size) {
        List<String> cells = new ArrayList<>();
  
        for (int position = 0; position < column.length();) {
           int identationUsed;
           String identationStringUsed;
           if (position == 0 || indentation == 0) {
              identationUsed = 0;
              identationStringUsed = "";
           } else {
              identationUsed = indentation;
              identationStringUsed = this.indentationString;
           }
           int maxPosition = Math.min(size - identationUsed, column.length() - position);
           cells.add(identationStringUsed + column.substring(position, position + maxPosition));
           position += maxPosition;
        }
  
        return cells;
     }
  
  }
  