int () { int hash = myHash; if (hash == 0) { hash = getName().hashCode(); final PsiType[] parameterTypes = getErasedParameterTypes(); hash = 31 * hash + parameterTypes.length; for (int i = 0, length = Math.min(3, parameterTypes.length); i < length; i++) { PsiType type = parameterTypes[i]; if (type == null) continue; hash = 31 * hash + type.hashCode(); } myHash = hash; } return hash; }