Spring（七）：修饰Bean（自定义标签与属性的解析）

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*/

public static final int DEPENDENCY_CHECK_ALL = 3;

/**

• Constant that indicates the container should attempt to infer the

• {@link #setDestroyMethodName destroy method name} for a bean as opposed to

• explicit specification of a method name. The value {@value} is specifically

• designed to include characters otherwise illegal in a method name, ensuring

• no possibility of collisions with legitimately named methods having the same

• name.

• Currently, the method names detected during destroy method inference

• are “close” and “shutdown”, if present on the specific bean class.

*/

public static final String INFER_METHOD = “(inferred)”;

@Nullable

private volatile Object beanClass;

//bean的作用范围

@Nullable

private String scope = SCOPE_DEFAULT;

//bean是不是一个抽象bean，对应属性abstract

private boolean abstractFlag = false;

//bean是不是延迟加载，对应属性lazy-init

@Nullable

private Boolean lazyInit;

//bean的自动注入模式，对应autowire

private int autowireMode = AUTOWIRE_NO;

//依赖进行检查（3.0放弃了该功能）

private int dependencyCheck = DEPENDENCY_CHECK_NONE;

//实例化该bean是否需要先实例化其他一些bean，对应bean的depend-on属性

@Nullable

private String[] dependsOn;

//该bean是否考虑被当为候选bean，只有被当为候选bean，才能被注入

private bo