勤劳的家庭，饥饿过其门而不入。——富兰克林
分享一个通过getter获取setter函数
放在：https://gitee.com/dromara/stream-query
1234567891011121314151617181920212223242526 |
/** * 通过getter获取setter * * @param getter getter对应的lambda * @param <T> getter参数类型 * @param <R> property类型 * @return 返回setter对应的lambda*/ publicstatic <T, R> SerBiCons<T, R> getSetter(SerFunc<T, R> getter) { return getSetter(getter, SerBiCons.class);}/** * 通过getter获取setter * * @param getter getter对应的lambda * @param lambdaType setter对应的lambda类型 * @param <F> getter对应的lambda类型 * @param <C> setter对应的lambda类型 * @return 返回setter对应的lambda*/ publicstatic <F extendsSerializable, C> C getSetter(F getter, Class<? super C> lambdaType) { LambdaExecutableexecutable= LambdaHelper.resolve(getter);Objectsetter= getSetter(executable.getClazz(), BeanHelper.getPropertyName(executable.getName()), lambdaType);return SerFunc.<Object, C>cast().apply(setter);} |
此处使用方式：
12345678910111213141516171819 |
@TestvoidtestGetSetter() { SerBiCons<LambdaExecutable, String> nameSetter = LambdaHelper.getSetter(LambdaExecutable.class, "name");LambdaExecutableexecutable=newLambdaExecutable(); nameSetter.accept(executable, "kubernetes"); Assertions.assertEquals("kubernetes", executable.getName());vallambda= LambdaHelper.getSetter(LambdaExecutable.class, "clazz", BiConsumer.class); BiConsumer<LambdaExecutable, Class<?>> clazzSetter = SerFunc.<BiConsumer<?, ?>, BiConsumer<LambdaExecutable, Class<?>>>cast().apply(lambda); clazzSetter.accept(executable, String.class); Assertions.assertEquals(String.class, executable.getClazz()); clazzSetter = LambdaHelper.getSetter(LambdaExecutable::getClazz); clazzSetter.accept(executable, Object.class); Assertions.assertEquals(Object.class, executable.getClazz()); SerBiCons<LambdaExecutable, String> nameSerSetter = LambdaHelper .<SerFunc<LambdaExecutable, String>, SerBiCons<LambdaExecutable, String>> getSetter(LambdaExecutable::getName, SerBiCons.class); nameSerSetter.accept(executable, "serializable"); Assertions.assertEquals("serializable", executable.getName());} |
