From 2471249b9c48153f69d7081e940447f32355e865 Mon Sep 17 00:00:00 2001
From: yangtu222 <yangtu222@hotmail.com>
Date: Fri, 20 Apr 2018 12:56:47 +0800
Subject: [PATCH] fix: ClassCastException when in multi classLoader env.

---
 README.md                                              |  5 ++++-
 pom.xml                                                |  2 +-
 .../com/tuyang/beanutils/config/BeanCopyConfig.java    | 10 ++++++++++
 .../internal/javassist/JavassistBeanCopyFactory.java   |  9 ++++++++-
 4 files changed, 23 insertions(+), 3 deletions(-)

diff --git a/README.md b/README.md
index 53c01b0..0461889 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@ This BeanUtils library is a Java bean copy utility with powerful functionality a
 	<dependency>
 		<groupId>com.github.yangtu222</groupId>
 		<artifactId>BeanUtils</artifactId>
-		<version>1.0.5</version>
+		<version>1.0.6</version>
 	</dependency>
 ~~~
 
@@ -247,6 +247,9 @@ name mapping/ignore/optionClass is the same to CopyProperty.
 
 If you want to use other class as default implementation class, you can change BeanCopyConfig's related properties.
 
+* ClassLoader (1.0.6): You can specify a classLoader instance to BeanCopyConfig, otherwise BeanUtils will use toBean.getClass().getClassLoader() as the classLoader to avoid multi-classLoader issue.
+  
+
 ## License
 
 [Apache-2.0 License](LICENSE)
diff --git a/pom.xml b/pom.xml
index 1498211..b3ed309 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
 	<groupId>com.github.yangtu222</groupId>
 	<artifactId>BeanUtils</artifactId>
 	<name>BeanUtils</name>
-	<version>1.0.5</version>
+	<version>1.0.6</version>
 	<description>BeanUtils library is a Java bean copy utility with powerful functionality and high performance.</description>
 	<url>https://github.com/yangtu222/BeanUtils</url>
 	
diff --git a/src/main/java/com/tuyang/beanutils/config/BeanCopyConfig.java b/src/main/java/com/tuyang/beanutils/config/BeanCopyConfig.java
index e90efd6..33d448b 100644
--- a/src/main/java/com/tuyang/beanutils/config/BeanCopyConfig.java
+++ b/src/main/java/com/tuyang/beanutils/config/BeanCopyConfig.java
@@ -61,6 +61,16 @@ public static enum DumpOption {
 	
 	private DumpOption dumpOption = DumpOption.AutoDumpAtFirstCopy;
 	
+	private ClassLoader classLoader = null;
+	
+	public ClassLoader getClassLoader() {
+		return classLoader;
+	}
+
+	public void setClassLoader(ClassLoader classLoader) {
+		this.classLoader = classLoader;
+	}
+
 	public static BeanCopyConfig instance() {
 		return INSTANCE;
 	}
diff --git a/src/main/java/com/tuyang/beanutils/internal/javassist/JavassistBeanCopyFactory.java b/src/main/java/com/tuyang/beanutils/internal/javassist/JavassistBeanCopyFactory.java
index 61ed693..1cc9aa0 100644
--- a/src/main/java/com/tuyang/beanutils/internal/javassist/JavassistBeanCopyFactory.java
+++ b/src/main/java/com/tuyang/beanutils/internal/javassist/JavassistBeanCopyFactory.java
@@ -37,6 +37,7 @@
 import com.tuyang.beanutils.BeanCopier;
 import com.tuyang.beanutils.BeanCopyConvertor;
 import com.tuyang.beanutils.annotation.CopyFeature;
+import com.tuyang.beanutils.config.BeanCopyConfig;
 import com.tuyang.beanutils.internal.cache.BeanCopyPropertyItem;
 import com.tuyang.beanutils.internal.factory.BeanCopierFactory;
 import com.tuyang.beanutils.internal.logger.Logger;
@@ -257,7 +258,13 @@ else if( item.convertorClass != null ) {
 			beanCopyCtClass.addMethod(copyBeanMethod);
 			beanCopyCtClass.addInterface(beanCopyInterface);
 //			beanCopyCtClass.writeFile("D:/tmp");
-			Class<BeanCopier> classBeanCopy = beanCopyCtClass.toClass();
+			
+			ClassLoader classLoader = BeanCopyConfig.instance().getClassLoader();
+			if( classLoader == null ) {
+				classLoader = targetClass.getClassLoader();
+			}
+			
+			Class<BeanCopier> classBeanCopy = beanCopyCtClass.toClass(classLoader, null);
 			
 			beanCopyCtClass.detach();