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public String getPkColumn(String className) {
String pkColumn = null;
try {
Class clazz = Class.forName(className);
Field[] fields = clazz.getDeclaredFields();
for (Field field : fields) {
if(field.getAnnotation(Id.class) != null){
Annotation annotation = field.getAnnotation(Column.class);
pkColumn = ((Column)annotation).name();
break;
}
}
} catch (ClassNotFoundException e) {
e.printStackTrace();
} finally {
return pkColumn;
}
}
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标签：pkColumn,String,Field,JPA,field,注解,null,主键 From： https://www.cnblogs.com/lvjinlin/p/18128740