debug.java

来自「一个优秀的供应商管理系统」· Java 代码 · 共 48 行

package apusic.myshop.util;



public final class Debug {

    public static final boolean debuggingOn = true;
    public static void assert(boolean condition) {
	    if (!condition) {
	      println("Assert Failed: ");
	      throw new IllegalArgumentException();
	    }
    }

    public static void print(String msg) {
      if (debuggingOn) {
        System.err.print(msg);
      }
    }

    public static void println(String msg) {
      if (debuggingOn) {
        System.err.println(msg);
      }
    }

    public static void print(Exception e, String msg) {
	    print((Throwable)e, msg);
    }

    public static void print(Exception e) {
  	  print(e, null);
    }

    public static void print(Throwable t, String msg) {
      if (debuggingOn) {
        System.err.println("Received throwable with Message: "+t.getMessage());
        if (msg != null)
          System.err.print(msg);
          t.printStackTrace();
      }
    }

    public static void print(Throwable t) {
	    print(t, null);
    }
}