return null;
Instruction ins = handle.getInstruction(); if (!(ins instanceof NEW)) return null;  NEW newIns = (NEW) ins; Type type = newIns.getType(cpg); String sig = type.getSignature();   if (sig.equals("Ljava/io/FileInputStream;")) return new Stream(new Location(handle, basicBlock), "java.io.FileInputStream"); else return null;
		public Stream isResourceCreation(BasicBlock basicBlock, InstructionHandle handle, ConstantPoolGen cpg) {			return null;		}