Field

A data member of a class. Unless specified otherwise, a field is not static.

类的数据成员。除非指定，它不是静态的。

举例：

public class Customer {

    // Fields of Customer
    final String field1 = "Fixed Value";
    int name;
}

Attribute

An attribute is another term for a field. It’s typically a public field that can be accessed directly.

Field 的别称，它通常是可以直接访问的 public field，例如数组的长度。（Java SE 术语表中无此定义）

Property

Characteristics of an object that users can set, such as the color of a window.

对象的特征，用户可以设置它，例如窗户的颜色。

举例：

public class Window {

    // Property of Window
    private String color;
  
    public String getColor()
    {
        return this.color;
    }
  
    public void setColor(String color)
    {
        this.color = color;
    }
}

References

• What is the difference between field, variable, attribute, and property in Java
• What is the difference between field, variable, attribute, and property in Java POJOs?
• Glossary of Terms