Hibernate Core Reference Manual学习笔记——Chapter 4. Persistent Classes

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Example 4.3. Disabling proxies in annotations

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Example 4.5. Proxying an interface in annotations
public class Cat {    ...    public boolean equals(Object other) {        if (this == other) return true;        if ( !(other instanceof Cat) ) return false;        final Cat cat = (Cat) other;        if ( !cat.getLitterId().equals( getLitterId() ) ) return false;        if ( !cat.getMother().equals( getMother() ) ) return false;        return true;    }    public int hashCode() {        int result;        result = getMother().hashCode();        result = 29 * result + getLitterId();        return result;    }}
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business key不一定非要是数据库的主键。不可变或者唯一键都可以作为business key。

4.4. Dynamic models
Note
The following features are currently considered experimental and may change in the near future.
4.5. Tuplizers
4.6. EntityNameResolvers（以后看）
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