test/compiler/classUnloading/anonymousClass/TestAnonymousClassUnloading.java

*** 21,32 ****
   * questions.
   */
  
  import sun.hotspot.WhiteBox;
  import sun.misc.Unsafe;
- import sun.misc.IOUtils;
  
  import java.lang.reflect.Method;
  import java.net.URL;
  import java.net.URLConnection;
  
  /*
--- 21,32 ----
   * questions.
   */
  
  import sun.hotspot.WhiteBox;
  import sun.misc.Unsafe;
  
+ import java.io.IOException;
  import java.lang.reflect.Method;
  import java.net.URL;
  import java.net.URLConnection;
  
  /*
*** 107,117 ****
       */
      static public void main(String[] args) throws Exception {
          // (1) Load an anonymous version of this class using the corresponding Unsafe method
          URL classUrl = TestAnonymousClassUnloading.class.getResource("TestAnonymousClassUnloading.class");
          URLConnection connection = classUrl.openConnection();
!         byte[] classBytes = IOUtils.readFully(connection.getInputStream(), connection.getContentLength(), true);
          Class<?> anonymousClass = UNSAFE.defineAnonymousClass(TestAnonymousClassUnloading.class, classBytes, null);
  
          // (2) Make sure all paths of doWork are profiled and compiled
          for (int i = 0; i < 100000; ++i) {
              doWork(anonymousClass);
--- 107,123 ----
       */
      static public void main(String[] args) throws Exception {
          // (1) Load an anonymous version of this class using the corresponding Unsafe method
          URL classUrl = TestAnonymousClassUnloading.class.getResource("TestAnonymousClassUnloading.class");
          URLConnection connection = classUrl.openConnection();
! 
!         int length = connection.getContentLength();
!         byte[] classBytes = connection.getInputStream().readAllBytes();
!         if (length != -1 && classBytes.length != length) {
!             throw new IOException("Expected:" + length + ", actual: " + classBytes.length);
!         }
! 
          Class<?> anonymousClass = UNSAFE.defineAnonymousClass(TestAnonymousClassUnloading.class, classBytes, null);
  
          // (2) Make sure all paths of doWork are profiled and compiled
          for (int i = 0; i < 100000; ++i) {
              doWork(anonymousClass);