@Nullable
	public MethodVertex getVertex(@Nonnull String name, @Nonnull String descriptor) {
		MethodMember member = jvmClass.getDeclaredMethod(name, descriptor);
		if (member == null) return null;
		return getVertex(member);
	}
@param name
		Method name.
@param descriptor
		Method descriptor.

@return Method vertex of the declared method.
{@code null} when no method by the given name/desc exist in this class.
recaf-core/src/main/java/software/coley/recaf/services/callgraph/ClassMethodsContainer.java