Fix and tests for PR94167: NPE in reflection API. Fix submitted by Ron Bodkin.

runtime/src/org/aspectj/runtime/reflect/AdviceSignatureImpl.java

 	public Method getAdvice() {
 		if (adviceMethod == null) {
 			try {
-				adviceMethod = declaringType.getDeclaredMethod(getName(),getParameterTypes());
+				adviceMethod = getDeclaringType().getDeclaredMethod(getName(),getParameterTypes());
 			} catch (Exception ex) {
 				; // nothing we can do, caller will see null
 			}

runtime/src/org/aspectj/runtime/reflect/MethodSignatureImpl.java

 	public Method getMethod() {
 		if (method == null) {
 			try {
-				method = declaringType.getDeclaredMethod(getName(),getParameterTypes());
+				method = getDeclaringType().getDeclaredMethod(getName(),getParameterTypes());
 			} catch (NoSuchMethodException nsmEx) {
 				; // nothing we can do, user will see null return
 			}

tests/bugs150/PR94167.java

+package reflect;
+
+import org.aspectj.lang.*;
+import org.aspectj.lang.reflect.*;
+import java.lang.reflect.*;
+
+aspect Test {
+    before() : call(* *(..)) && !within(Test) {
+       MethodSignature sig = (MethodSignature)thisJoinPoint.getSignature();
+       //sig.getDeclaringType(); // uncomment to work-around
+       Method method = sig.getMethod();
+   }
+}
+
+public class PR94167 {
+    public static void main(String args[]) {
+	try {
+	    Inner.foo();
+	} catch (Throwable t) {
+	    t.printStackTrace();
+	}
+    }
+    public static class Inner {
+	public static void foo() {}
+    }
+}

tests/src/org/aspectj/systemtest/ajc150/Ajc150Tests.java

    * IfPointcut.findResidueInternal() was modified to make this test complete in a short amount
    * of time - if you see it hanging, someone has messed with the optimization.
    */
-  public void testIfEvaluationExplosiion_PR94086() {
+  public void testIfEvaluationExplosion_pr94086() {
 	  runTest("Exploding compile time with if() statements in pointcut");
   }
   
+  public void testReflectNPE_pr94167() {
+	  runTest("NPE in reflect implementation");
+  }
+  
   // helper methods.....
   
   public SyntheticRepository createRepos(File cpentry) {

tests/src/org/aspectj/systemtest/ajc150/ajc150.xml

        <message kind="warning" line="7" text="advice defined in AnAspect has not been applied [Xlint:adviceDidNotMatch]"/>
      </compile>
   </ajc-test>
+   
+  <ajc-test dir="bugs150" title="NPE in reflect implementation" pr="94167">
+     <compile files="PR94167.java"/>
+     <run class="reflect.PR94167"/>
+  </ajc-test>
 
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    <!--               annotated aspect members                                                  -->