diff options
| -rwxr-xr-x | src/main/javassist/util/proxy/SecurityActions.java | 30 |
1 files changed, 28 insertions, 2 deletions
diff --git a/src/main/javassist/util/proxy/SecurityActions.java b/src/main/javassist/util/proxy/SecurityActions.java index ed1ec981..272ccfec 100755 --- a/src/main/javassist/util/proxy/SecurityActions.java +++ b/src/main/javassist/util/proxy/SecurityActions.java @@ -15,6 +15,8 @@ */ package javassist.util.proxy; +import java.lang.invoke.MethodHandle; +import java.lang.invoke.MethodHandles; import java.lang.reflect.AccessibleObject; import java.lang.reflect.Constructor; import java.lang.reflect.Field; @@ -51,8 +53,32 @@ class SecurityActions { } } - static Method getDeclaredMethod(final Class clazz, final String name, - final Class[] types) throws NoSuchMethodException { + static MethodHandle getMethodHandle(final Class<?> clazz, final + String name, final Class<?>[] params) throws NoSuchMethodException + { + try { + return AccessController.doPrivileged( + new PrivilegedExceptionAction<MethodHandle>() { + public MethodHandle run() throws IllegalAccessException, + NoSuchMethodException, SecurityException { + Method rmet = clazz.getDeclaredMethod(name, params); + rmet.setAccessible(true); + MethodHandle meth = MethodHandles.lookup().unreflect(rmet); + rmet.setAccessible(false); + return meth; + } + }); + } + catch (PrivilegedActionException e) { + if (e.getCause() instanceof NoSuchMethodException) + throw (NoSuchMethodException) e.getCause(); + throw new RuntimeException(e.getCause()); + } + } + + static Method getDeclaredMethod(final Class<?> clazz, final String name, + final Class<?>[] types) throws NoSuchMethodException + { if (System.getSecurityManager() == null) return clazz.getDeclaredMethod(name, types); else { |