diff --git a/src/org/redkale/boot/NodeServer.java b/src/org/redkale/boot/NodeServer.java
index a856db5ef..93bff70f7 100644
--- a/src/org/redkale/boot/NodeServer.java
+++ b/src/org/redkale/boot/NodeServer.java
@@ -274,10 +274,10 @@ public abstract class NodeServer {
                         Type genericType = field.getGenericType();
                         ParameterizedType pt = (genericType instanceof ParameterizedType) ? (ParameterizedType) genericType : null;
                         Type valType = pt == null ? null : pt.getActualTypeArguments()[0];
-                        if (sourceType == CacheMemorySource.class) {
-                            CacheMemorySource memorySource = (CacheMemorySource) source;
-                            memorySource.setStoreType(valType instanceof Class ? (Class) valType : Object.class);
-                            if (field.getAnnotation(Transient.class) != null) memorySource.setNeedStore(false); //必须在setStoreType之后
+                        if (CacheSource.class.isAssignableFrom(sourceType)) {
+                            CacheSource cacheSource = (CacheSource) source;
+                            cacheSource.initValueType(valType instanceof Class ? (Class) valType : Object.class);
+                            cacheSource.initTransient(field.getAnnotation(Transient.class) != null); //必须在initValueType之后
                         }
                         application.cacheSources.add((CacheSource) source);
                         appResFactory.register(resourceName, genericType, source);
diff --git a/src/org/redkale/convert/json/JsonReader.java b/src/org/redkale/convert/json/JsonReader.java
index f0d5ffb52..aad1b4b88 100644
--- a/src/org/redkale/convert/json/JsonReader.java
+++ b/src/org/redkale/convert/json/JsonReader.java
@@ -488,6 +488,7 @@ public class JsonReader extends Reader {
             } else {
                 final int start = currpos;
                 for (;;) {
+                    if(currpos >= text0.length) break;
                     char ch = text0[currpos];
                     if (ch == ',' || ch <= ' ' || ch == '}' || ch == ']' || ch == ':') break;
                     currpos++;
diff --git a/src/org/redkale/source/CacheMemorySource.java b/src/org/redkale/source/CacheMemorySource.java
index ba8f1dd33..832554737 100644
--- a/src/org/redkale/source/CacheMemorySource.java
+++ b/src/org/redkale/source/CacheMemorySource.java
@@ -62,16 +62,17 @@ public class CacheMemorySource<V extends Object> extends AbstractService impleme
     public CacheMemorySource() {
     }
 
-    public final CacheMemorySource setStoreType(Class valueType) {
+    @Override
+    public final void initValueType(Type valueType) {
         this.objValueType = valueType;
         this.setValueType = TypeToken.createParameterizedType(null, CopyOnWriteArraySet.class, valueType);
         this.listValueType = TypeToken.createParameterizedType(null, ConcurrentLinkedQueue.class, valueType);
-        this.setNeedStore(this.objValueType != null);
-        return this;
+        this.initTransient(this.objValueType == null);
     }
 
-    public final void setNeedStore(boolean needStore) {
-        this.needStore = needStore;
+    @Override
+    public final void initTransient(boolean flag) {
+        this.needStore = !flag;
     }
 
     @Override
@@ -83,12 +84,12 @@ public class CacheMemorySource<V extends Object> extends AbstractService impleme
             String storeValueStr = prop.getValue("value-type");
             if (storeValueStr != null) {
                 try {
-                    this.setStoreType(Thread.currentThread().getContextClassLoader().loadClass(storeValueStr));
+                    this.initValueType(Thread.currentThread().getContextClassLoader().loadClass(storeValueStr));
                 } catch (Throwable e) {
                     logger.log(Level.SEVERE, self.getClass().getSimpleName() + " load key & value store class (" + storeValueStr + ") error", e);
                 }
             }
-            if (prop.getBoolValue("store-ignore", false)) setNeedStore(false);
+            this.initTransient(prop.getBoolValue("store-ignore", false));
         }
         String expireHandlerClass = prop == null ? null : prop.getValue("expirehandler");
         if (expireHandlerClass != null) {
diff --git a/src/org/redkale/source/CacheSource.java b/src/org/redkale/source/CacheSource.java
index c103f04bc..93a9c06b9 100644
--- a/src/org/redkale/source/CacheSource.java
+++ b/src/org/redkale/source/CacheSource.java
@@ -6,6 +6,7 @@
 package org.redkale.source;
 
 import java.beans.ConstructorProperties;
+import java.lang.reflect.Type;
 import java.util.*;
 import java.util.concurrent.*;
 import org.redkale.convert.ConvertColumn;
@@ -21,6 +22,10 @@ import org.redkale.convert.json.JsonFactory;
  */
 public interface CacheSource<V extends Object> {
 
+    public void initValueType(Type valueType);
+
+    public void initTransient(boolean flag);
+
     default boolean isOpen() {
         return true;
     }