Java优学网throws关键字入门解析：轻松掌握异常处理，告别程序崩溃烦恼

public void readFile() throws IOException {

// 方法体

}

public void processFile(String filePath) throws FileNotFoundException, IOException {

FileInputStream fis = new FileInputStream(filePath);
// 其他文件操作代码

}

public String readFileContent(String path) throws IOException {

return new String(Files.readAllBytes(Paths.get(path)));

}

// 适中的粒度 public void processOrder(Order order)

throws PaymentException, InventoryException, ShippingException {
// 业务逻辑

}

// 过于宽泛 public void processOrder(Order order) throws Exception {

// 不推荐

}