From c6e9994b6831e9cbc845bbd4873a345cc53918fd Mon Sep 17 00:00:00 2001
From: ZhouXY108 <luquanlion@outlook.com>
Date: Sat, 7 Jan 2023 00:00:39 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=E9=87=8D=E8=BD=BD=20state=20?=
 =?UTF-8?q?=E6=96=B9=E6=B3=95=E3=80=82?=
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---
 .../plusone/validator/PropertyValidator.java  | 26 +++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/src/main/java/xyz/zhouxy/plusone/validator/PropertyValidator.java b/src/main/java/xyz/zhouxy/plusone/validator/PropertyValidator.java
index 3ff1d79..2adf9b9 100644
--- a/src/main/java/xyz/zhouxy/plusone/validator/PropertyValidator.java
+++ b/src/main/java/xyz/zhouxy/plusone/validator/PropertyValidator.java
@@ -1,5 +1,6 @@
 package xyz.zhouxy.plusone.validator;
 
+import java.util.Collection;
 import java.util.Objects;
 import java.util.function.Consumer;
 import java.util.function.Function;
@@ -109,6 +110,31 @@ abstract class PropertyValidator<DTO, PROPERTY, THIS> {
         return thisObject();
     }
 
+    // ===== state =====
+
+    public THIS state(Collection<Predicate<PROPERTY>> conditions) {
+        return state(conditions, "无效的用户输入");
+    }
+
+    public THIS state(Collection<Predicate<PROPERTY>> conditions, String errMsg) {
+        return state(conditions, convertExceptionCreator(errMsg));
+    }
+
+    public <E extends RuntimeException> THIS state(
+            Collection<Predicate<PROPERTY>> conditions,
+            Supplier<E> exceptionCreator) {
+        return state(conditions, convertExceptionCreator(exceptionCreator));
+    }
+
+    public <E extends RuntimeException> THIS state(
+            Collection<Predicate<PROPERTY>> conditions,
+            Function<PROPERTY, E> exceptionCreator) {
+        for (Predicate<PROPERTY> condition : conditions) {
+            withRule(condition, exceptionCreator);
+        }
+        return thisObject();
+    }
+
     // ========================================================================
 
     void validate(DTO obj) {