staticnames.java

来自「程序练习中包括书中实例程序代码和练习中要用到的代码,是压缩文件」· Java 代码 · 共 37 行

package examples.classes;

/** A Java class to demonstrate how static members
  * are defined, initialized, and used.
  */
public class StaticNames {

   private static String[] names;

   /** Method to write the list of names to a 
     * specified <code>PrintStream</code> object
     * @param s The printstream to which the names
     *          are written
     */
   public static void printNames(
                         java.io.PrintStream s ) {
      for ( int i=0; i<names.length; i++ ) {
         s.println( names[i] );
      }
   }

   /** The test method for the class
     * @param args Not used
     */
   public static void main( String[] args ) {
      printNames( System.out );
   }

   /** Static initializer */
   static {
      names = new String[4];
      names[0] = "Billy";
      names[1] = "Alyssa";
      names[2] = "Amanda";
      names[3] = "Henry";
   }
}