use of org.aspectj.weaver.reflect.ShadowMatchImpl in project spring-framework by spring-projects.
the class AspectJExpressionPointcut method getShadowMatch.
private ShadowMatch getShadowMatch(Method targetMethod, Method originalMethod) {
// Avoid lock contention for known Methods through concurrent access...
ShadowMatch shadowMatch = this.shadowMatchCache.get(targetMethod);
if (shadowMatch == null) {
synchronized (this.shadowMatchCache) {
// Not found - now check again with full lock...
PointcutExpression fallbackExpression = null;
Method methodToMatch = targetMethod;
shadowMatch = this.shadowMatchCache.get(targetMethod);
if (shadowMatch == null) {
try {
try {
shadowMatch = this.pointcutExpression.matchesMethodExecution(methodToMatch);
} catch (ReflectionWorldException ex) {
// in a special ClassLoader. Let's try the declaring ClassLoader instead...
try {
fallbackExpression = getFallbackPointcutExpression(methodToMatch.getDeclaringClass());
if (fallbackExpression != null) {
shadowMatch = fallbackExpression.matchesMethodExecution(methodToMatch);
}
} catch (ReflectionWorldException ex2) {
fallbackExpression = null;
}
}
if (shadowMatch == null && targetMethod != originalMethod) {
methodToMatch = originalMethod;
try {
shadowMatch = this.pointcutExpression.matchesMethodExecution(methodToMatch);
} catch (ReflectionWorldException ex3) {
// let's try the original method's declaring class before we give up...
try {
fallbackExpression = getFallbackPointcutExpression(methodToMatch.getDeclaringClass());
if (fallbackExpression != null) {
shadowMatch = fallbackExpression.matchesMethodExecution(methodToMatch);
}
} catch (ReflectionWorldException ex4) {
fallbackExpression = null;
}
}
}
} catch (Throwable ex) {
// Possibly AspectJ 1.8.10 encountering an invalid signature
logger.debug("PointcutExpression matching rejected target method", ex);
fallbackExpression = null;
}
if (shadowMatch == null) {
shadowMatch = new ShadowMatchImpl(org.aspectj.util.FuzzyBoolean.NO, null, null, null);
} else if (shadowMatch.maybeMatches() && fallbackExpression != null) {
shadowMatch = new DefensiveShadowMatch(shadowMatch, fallbackExpression.matchesMethodExecution(methodToMatch));
}
this.shadowMatchCache.put(targetMethod, shadowMatch);
}
}
}
return shadowMatch;
}
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