public String toString()

in src/main/java/org/apache/datasketches/vector/matrix/Matrix.java [196:227]

• 18 lines of code
• 4 McCabe index (conditional complexity)

  public String toString() {
    final StringBuilder sb = new StringBuilder();

    sb.append("   Matrix data  :").append(LS);
    sb.append(this.getClass().getName());
    sb.append(" < ").append(numRows_).append(" x ").append(numCols_).append(" >");

    // First element
    sb.append("\n{ { ").append(getElement(0, 0));

    // Rest of the first row
    for (int j = 1; j < numCols_; j++) {
      sb.append(",\t").append(getElement(0, j));
    }

    // For each of the remaining rows
    for (int i = 1; i < numRows_; i++) {

      // First column
      sb.append(" },\n{ ").append(getElement(i, 0));

      // Remaining columns
      for (int j = 1; j < numCols_; j++) {
        sb.append(",\t").append(getElement(i, j));
      }
    }

    // Finish
    sb.append(" } }").append(LS);

    return sb.toString();
  }