/**
* Finds method that accessible from specified class.
*
* @param method object that represents found method
* @param generic generic type that is used to find accessible method
* @return object that represents accessible method
* @throws NoSuchMethodException if method is not accessible or is not found in specified
* superclass or interface
*/
private static Method findAccessibleMethod(Method method, Type generic)
throws NoSuchMethodException {
String name = method.getName();
Class<?>[] params = method.getParameterTypes();
if (generic instanceof Class) {
Class<?> type = (Class<?>) generic;
return findAccessibleMethod(type.getMethod(name, params));
}
if (generic instanceof ParameterizedType) {
ParameterizedType pt = (ParameterizedType) generic;
Class<?> type = (Class<?>) pt.getRawType();
for (Method m : type.getMethods()) {
if (m.getName().equals(name)) {
Class<?>[] pts = m.getParameterTypes();
if (pts.length == params.length) {
if (Arrays.equals(params, pts)) {
return findAccessibleMethod(m);
}
Type[] gpts = m.getGenericParameterTypes();
if (params.length == gpts.length) {
if (Arrays.equals(params, TypeResolver.erase(TypeResolver.resolve(pt, gpts)))) {
return findAccessibleMethod(m);
}
}
}
}
}
}
throw new NoSuchMethodException("Method '" + name + "' is not accessible");
}
/**
* Compares this finite field for equality with the specified object.
*
* @param obj the object to be compared.
* @return true if {@code obj} is an instance of ECFieldF2m and both {@code m} and the reduction
* polynomial match, false otherwise.
*/
public boolean equals(Object obj) {
if (this == obj) return true;
if (obj instanceof ECFieldF2m) {
// no need to compare rp here since ks and rp
// should be equivalent
return ((m == ((ECFieldF2m) obj).m) && (Arrays.equals(ks, ((ECFieldF2m) obj).ks)));
}
return false;
}
/**
* This method may return false negatives. But if it says two names are equals, then there is some
* mechanism that authenticates them as the same principal.
*/
public boolean equals(GSSName other) throws GSSException {
if (this.isAnonymous() || other.isAnonymous()) return false;
if (other == this) return true;
if (!(other instanceof GSSNameImpl))
return equals(gssManager.createName(other.toString(), other.getStringNameType()));
/*
* XXX Do a comparison of the appNameStr/appNameBytes if
* available. If that fails, then proceed with this test.
*/
GSSNameImpl that = (GSSNameImpl) other;
GSSNameSpi myElement = this.mechElement;
GSSNameSpi element = that.mechElement;
/*
* XXX If they are not of the same mechanism type, convert both to
* Kerberos since it is guaranteed to be present.
*/
if ((myElement == null) && (element != null)) {
myElement = this.getElement(element.getMechanism());
} else if ((myElement != null) && (element == null)) {
element = that.getElement(myElement.getMechanism());
}
if (myElement != null && element != null) {
return myElement.equals(element);
}
if ((this.appNameType != null) && (that.appNameType != null)) {
if (!this.appNameType.equals(that.appNameType)) {
return false;
}
byte[] myBytes = null;
byte[] bytes = null;
try {
myBytes = (this.appNameStr != null ? this.appNameStr.getBytes("UTF-8") : this.appNameBytes);
bytes = (that.appNameStr != null ? that.appNameStr.getBytes("UTF-8") : that.appNameBytes);
} catch (UnsupportedEncodingException e) {
// Won't happen
}
return Arrays.equals(myBytes, bytes);
}
return false;
}
