relocated class - added getContextFrom()

Author: dghgit

prov/src/main/java/org/bouncycastle/jcajce/util/SpecUtil.java

@@ -0,0 +1,56 @@
+package org.bouncycastle.jcajce.util;
+
+import java.lang.reflect.Method;
+import java.security.AccessController;
+import java.security.PrivilegedAction;
+import java.security.spec.AlgorithmParameterSpec;
+
+public class SpecUtil
+{
+    private static Class[] NO_PARAMS = new Class[0];
+    private static Object[] NO_ARGS = new Object[0];
+
+    public static String getNameFrom(final AlgorithmParameterSpec paramSpec)
+    {
+        return (String)AccessController.doPrivileged(new PrivilegedAction()
+        {
+            public Object run()
+            {
+                try
+                {
+                    Method m = paramSpec.getClass().getMethod("getName", NO_PARAMS);
+
+                    return m.invoke(paramSpec, NO_ARGS);
+                }
+                catch (Exception e)
+                {
+                    // ignore - maybe log?
+                }
+
+                return null;
+            }
+        });
+    }
+
+    public static byte[] getContextFrom(final AlgorithmParameterSpec paramSpec)
+    {
+        return (byte[])AccessController.doPrivileged(new PrivilegedAction()
+        {
+            public Object run()
+            {
+                try
+                {
+                    Method m = paramSpec.getClass().getMethod("getContext", NO_PARAMS);
+
+                    return m.invoke(paramSpec, NO_ARGS);
+                }
+                catch (Exception e)
+                {
+                    // ignore - maybe log?
+                }
+
+                return null;
+            }
+        });
+    }
+}

prov/src/main/java/org/bouncycastle/pqc/jcajce/provider/util/SpecUtil.java

@@ -5,6 +5,10 @@
 import java.security.PrivilegedAction;
 import java.security.spec.AlgorithmParameterSpec;
 
+/**
+ * @deprecated use org.bouncycastle.jcajce.util.SpecUtil
+ */
+@Deprecated
 public class SpecUtil
 {
     private static Class[] NO_PARAMS = new Class[0];