diff --git a/inc/hgl/util/xml/XMLParse.h b/inc/hgl/util/xml/XMLParse.h
index 205febf..4d3d689 100644
--- a/inc/hgl/util/xml/XMLParse.h
+++ b/inc/hgl/util/xml/XMLParse.h
@@ -10,7 +10,8 @@ extern "C"
     */
 
     struct XML_ParserStruct;
-    typedef struct XML_ParserStruct *XML_Parser;
+
+    using XML_Parser=struct XML_ParserStruct *;
 }
 
 namespace hgl
@@ -29,6 +30,9 @@ namespace hgl
 
         XML_Parser xml;
 
+        uint buffer_size;
+        char *buffer;
+
         virtual void StartParse();
 
     public:
@@ -39,10 +43,10 @@ namespace hgl
 
     public:
 
-        XMLParse();
+        XMLParse(const uint size=HGL_SIZE_1KB*128);
         virtual ~XMLParse();
 
-        virtual void Start();
+        virtual void Start(const char *charset="utf-8");
         virtual bool Parse(const char *buf,int len,bool isFin);
         virtual bool Parse(io::InputStream *,bool isFin=true);
     };//class XMLParse
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 81de99c..459cb54 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1,3 +1,11 @@
-add_subdirectory(xml)
-add_subdirectory(json)
+option(CM_UTIL_SUPPORT_XML "Build XML Parse module." ON)
 
+if(CM_UTIL_SUPPORT_XML)
+    add_subdirectory(xml)
+endif(CM_UTIL_SUPPORT_XML)
+
+option(CM_UTIL_SUPPORT_JSON "Build JSON Parse/make module." ON)
+
+if(CM_UTIL_SUPPORT_JSON)
+    add_subdirectory(json)
+endif(CM_UTIL_SUPPORT_JSON)
diff --git a/src/xml/CMakeLists.txt b/src/xml/CMakeLists.txt
index cda3cf9..c59d5c8 100644
--- a/src/xml/CMakeLists.txt
+++ b/src/xml/CMakeLists.txt
@@ -1,4 +1,5 @@
-SET(XML_PARSE_SOURCE XMLParseClass.cpp)
+SET(XML_PARSE_SOURCE	${CMUTIL_ROOT_INCLUDE_PATH}/hgl/util/xml/XMLParse.h
+						XMLParseClass.cpp)
 
 SOURCE_GROUP("XML" FILES XMLParseClass.cpp)
 
diff --git a/src/xml/XMLParseClass.cpp b/src/xml/XMLParseClass.cpp
index 8053b75..00e6afd 100644
--- a/src/xml/XMLParseClass.cpp
+++ b/src/xml/XMLParseClass.cpp
@@ -9,8 +9,6 @@ namespace hgl
 {
     namespace
     {
-        constexpr uint HGL_XML_PARSE_MAX_SIZE=HGL_SIZE_1KB*128;         //最大一次解晰长度
-
         void XMLStartElement(XMLParse *xml,const XML_Char *name,const XML_Char **atts)
         {
             xml->StartElement(name,atts);
@@ -27,13 +25,22 @@ namespace hgl
         }
     }
 
-    XMLParse::XMLParse()
+    XMLParse::XMLParse(const uint size)
     {
         xml=nullptr;
+
+        if(size<=0)
+            buffer_size=HGL_SIZE_1KB*128;
+        else
+            buffer_size=size;
+
+        buffer=new char[buffer_size];
     }
 
     XMLParse::~XMLParse()
     {
+        delete[] buffer;
+
         if(!xml)return;
 
         XML_ParserFree(xml);
@@ -48,15 +55,15 @@ namespace hgl
     /**
     * 重新开始一次解晰
     */
-    void XMLParse::Start()
+    void XMLParse::Start(const char *charset)
     {
         if(xml)
         {
-            XML_ParserReset(xml,"utf-8");
+            XML_ParserReset(xml,charset);
         }
         else
         {
-            xml=XML_ParserCreate("utf-8");
+            xml=XML_ParserCreate(charset);
 
             XML_SetUserData(xml,this);
 
@@ -82,12 +89,10 @@ namespace hgl
     {
         if(!is)return(false);
 
-        if(is->CanSize()&&is->GetSize()<=HGL_XML_PARSE_MAX_SIZE)        //可以取长度的，并且<=指定长度的一次读完
+        if(is->CanSize()&&is->GetSize()<=buffer_size)        //可以取长度的，并且<=指定长度的一次读完
         {
             int full_size=is->Available();
 
-            char *data=new char[full_size];
-
             int pos=0;
             int size;
 
@@ -95,12 +100,12 @@ namespace hgl
 
             while(pos<full_size)
             {
-                size=is->ReadFully(data,full_size);
+                size=is->ReadFully(buffer,full_size);
 
                 if(size<0)
                     return(false);
 
-                result=Parse(data,size,pos+size>=full_size);
+                result=Parse(buffer,size,pos+size>=full_size);
 
                 if(!result)
                     return(false);
@@ -112,8 +117,6 @@ namespace hgl
         }
         else                    //不能取长度或是大于指定长度的
         {
-            char data[HGL_XML_PARSE_MAX_SIZE];
-
             int size;
             bool result;
 
@@ -123,15 +126,15 @@ namespace hgl
 
                 if(size<=0)break;
 
-                if(size>HGL_XML_PARSE_MAX_SIZE)
+                if(size>buffer_size)
                 {
-                    size=is->Read(data,HGL_XML_PARSE_MAX_SIZE);
-                    result=Parse(data,HGL_XML_PARSE_MAX_SIZE,false);
+                    size=is->Read(buffer,buffer_size);
+                    result=Parse(buffer,buffer_size,false);
                 }
                 else
                 {
-                    size=is->Read(data,size);
-                    result=Parse(data,size,true);
+                    size=is->Read(buffer,size);
+                    result=Parse(buffer,size,true);
                 }
 
                 if(!result)return(false);