src/org/objectweb/cjdbc/console/text/ColorPrinter.java

説明を見る。

package org.objectweb.cjdbc.console.text;

import java.io.PrintStream;

public class ColorPrinter
{
  //  private static final int ATTR_NORMAL = 0;
  private static final int    ATTR_BRIGHT  = 1;
  private static final int    ATTR_DIM     = 2;
  //  private static final int ATTR_UNDERLINE = 3;
  //  private static final int ATTR_BLINK = 5;
  // private static final int ATTR_REVERSE = 7;
  //  private static final int ATTR_HIDDEN = 8;

  private static final int    FG_BLACK     = 30;
  private static final int    FG_RED       = 31;
  // private static final int FG_GREEN = 32;
  //  private static final int FG_YELLOW = 33;
  private static final int    FG_BLUE      = 34;
  private static final int    FG_MAGENTA   = 35;
  //  private static final int FG_CYAN = 36;
  //  private static final int FG_WHITE = 37;

  //  private static final int BG_BLACK = 40;
  //  private static final int BG_RED = 41;
  //  private static final int BG_GREEN = 42;
  //  private static final int BG_YELLOW = 44;
  //  private static final int BG_BLUE = 44;
  //  private static final int BG_MAGENTA = 45;
  //  private static final int BG_CYAN = 46;
  //  private static final int BG_WHITE = 47;

  private static final String PREFIX       = "\u001b[";
  private static final String SUFFIX       = "m";
  private static final char   SEPARATOR    = ';';
  private static final String END_COLOR    = PREFIX + SUFFIX;

  private static final String stdColor     = PREFIX + ATTR_DIM + SEPARATOR
                                               + FG_BLACK + SUFFIX;
  private static final String errColor     = PREFIX + ATTR_BRIGHT + SEPARATOR
                                               + FG_RED + SUFFIX;
  private static final String verboseColor = PREFIX + ATTR_BRIGHT + SEPARATOR
                                               + FG_BLACK + SUFFIX;
  private static final String infoColor    = PREFIX + ATTR_BRIGHT + SEPARATOR
                                               + FG_BLACK + SUFFIX;
  private static final String statusColor  = PREFIX + ATTR_DIM + SEPARATOR
                                               + FG_MAGENTA + SUFFIX;
  private static final String promptColor  = PREFIX + ATTR_BRIGHT + SEPARATOR
                                               + FG_BLUE + SUFFIX;

  //  private static final String warnColor = PREFIX + ATTR_DIM + SEPARATOR
  //                                               + FG_MAGENTA + SUFFIX;
  //  private static final String infoColor = PREFIX + ATTR_DIM + SEPARATOR
  //                                               + FG_CYAN + SUFFIX;
  //  private static final String debugColor = PREFIX + ATTR_DIM + SEPARATOR
  //                                               + FG_BLUE + SUFFIX;

  public static final int     STD          = 0;
  public static final int     ERROR        = 1;
  public static final int     INFO         = 2;
  public static final int     STATUS       = 3;
  public static final int     PROMPT       = 4;

  public static final void printMessage(final String message,
      final PrintStream stream, final int color)
  {
    printMessage(message, stream, color, true);
  }

  public static final void printMessage(final String message,
      final PrintStream stream, final int color, boolean endline)
  {

    final StringBuffer msg = new StringBuffer(message);
    switch (color)
    {
      case STD :
        msg.insert(0, stdColor);
        msg.append(END_COLOR);
        break;
      case ERROR :
        msg.insert(0, errColor);
        msg.append(END_COLOR);
        break;
      case INFO :
        msg.insert(0, infoColor);
        msg.append(END_COLOR);
        break;
      case STATUS :
        msg.insert(0, statusColor);
        msg.append(END_COLOR);
        break;
      case PROMPT :
        msg.insert(0, promptColor);
        msg.append(END_COLOR);
        break;
    }
    final String strmessage = msg.toString();
    if (endline)
      stream.println(strmessage);
    else
      stream.print(strmessage);
  }
}

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