View Javadoc
   package org.codehaus.nanning.test;
   
   import java.util.LinkedList;
   import java.util.List;
   
   public class TestUtils {
       public static void gc() {
           List list = new LinkedList();
   
          Runtime runtime = Runtime.getRuntime();
          long totalMemory = runtime.totalMemory();
          while (totalMemory == runtime.totalMemory()) {
              list.add("mongo bongo");
              if (list.size() % 400 == 0) {
                  System.gc();
              }
          }
      }
  }