adds src/test/test5/SwitchCase.java. It also adds the javadoc comments.

Readme.html

@@ -283,7 +283,7 @@ <h2>Changes</h2>
 
 <p>-version 3.25
 <ul>
-    <li>GitHub Issue #72 (PR #231).
+    <li>GitHub Issue #72 (PR #231), #242 (PR #243).
 </ul>
 
 <p>-version 3.24.1 on December 9, 2018

src/main/javassist/util/proxy/ProxyFactory.java

@@ -472,6 +472,10 @@ Class<?> createClass(byte[] signature)
 
     /**
      * Generates a proxy class using the current filter.
+     * It loads a class file by the given
+     * {@code java.lang.invoke.MethodHandles.Lookup} object,
+     * which can be obtained by {@code MethodHandles.lookup()} called from
+     * somewhere in the package that the loaded class belongs to.
      *
      * @param lookup    used for loading the proxy class.
      *                  It needs an appropriate right to invoke {@code defineClass}
@@ -492,6 +496,7 @@ public Class<?> createClass(Lookup lookup) {
      *                  It needs an appropriate right to invoke {@code defineClass}
      *                  for the proxy class.
      * @param filter    the filter.
+     * @see #createClass(Lookup)
      * @since 3.24
      */
     public Class<?> createClass(Lookup lookup, MethodFilter filter) {

src/test/test5/SwitchCase.java

@@ -0,0 +1,5 @@
+package test5;
+
+public class SwitchCase {
+    public static final String STR1 = "foo"; 
+}