fixing problems!

classpath/java/util/jar/JarEntry.java

@@ -12,4 +12,8 @@ package java.util.jar;
 
 import java.util.zip.ZipEntry;
 
-public abstract class JarEntry extends ZipEntry { }
+public abstract class JarEntry extends ZipEntry {
+    public JarEntry(){
+        super(null);
+    }
+}

classpath/java/util/zip/ZipEntry.java

@@ -117,7 +117,10 @@ public class ZipEntry {
 
   public long getTime(){
     return millisTime;
+  }
 
+  public int getJavaTime(){
+    return modTimeDate;
   }
 
   /**

classpath/java/util/zip/ZipFile.java

@@ -285,6 +285,7 @@ public class ZipFile {
     public final int pointer;
 
     public MyZipEntry(Window window, int pointer) {
+      super(null);
       this.window = window;
       this.pointer = pointer;
     }