修复读取文件问题

a8/strutils.cc

@@ -369,4 +369,28 @@ namespace a8
         return result;
     }
 
+    bool ReadStringFromFile(const std::string& filename, std::string& data)
+    {
+        FILE *fp = fopen(filename.c_str(), "rb");
+        if (!fp) {
+            return false;
+        }
+        fseek(fp, 0, SEEK_END);
+        int fileSize = ftell(fp);
+        if(fileSize){
+            char *p = (char*)malloc(fileSize + 1);
+            if(p){
+                *(p + fileSize) = '\0';
+                fseek(fp, 0, SEEK_SET);
+                fread(p, 1, fileSize, fp);
+                if (fileSize > 0) {
+                    data.append(p, fileSize);
+                }
+                free(p);
+            }
+        }
+        fclose(fp);
+        return true;
+    }
+
 }

a8/strutils.h

@@ -26,6 +26,7 @@ namespace a8
     std::string HttpResponse(int code, const std::string& response);
     std::string JsonEscapeString(const std::string& str);
     std::string IntToFixedString(int val, int n);
+    bool ReadStringFromFile(const std::string& filename, std::string& data);
 
 }
 

a8/xobject.cc

@@ -1,6 +1,5 @@
 #include <a8/a8.h>
 #include <a8/xobject.h>
-#include <a8/stringlist.h>
 
 #include <json/reader.h>
 #include <tinyxml2.h>
@@ -293,36 +292,20 @@ namespace a8
 
     bool XObject::ReadFromFile(const std::string& filename)
     {
-        a8::StringList sl;
+        std::string data;
-        sl.LoadFromFile(filename.c_str());
+        if (!a8::ReadStringFromFile(filename, data)) {
-        return ReadFromJsonString(sl.Text());
+            return false;
+        }
+        return ReadFromJsonString(data);
     }
 
     bool XObject::ReadFromJsonFile(const std::string& filename)
     {
-        std::string json_data;
+        std::string data;
-        {
+        if (!a8::ReadStringFromFile(filename, data)) {
-            FILE *fp = fopen(filename.c_str(), "rb");
+            return false;
-            if (!fp) {
-                return false;
-            }
-            fseek(fp, 0, SEEK_END);
-            int fileSize = ftell(fp);
-            if(fileSize){
-                char *p = (char*)malloc(fileSize + 1);
-                if(p){
-                    *(p + fileSize) = '\0';
-                    fseek(fp, 0, SEEK_SET);
-                    fread(p, 1, fileSize, fp);
-                    if (fileSize > 0) {
-                        json_data.append(p, fileSize);
-                    }
-                    free(p);
-                }
-            }
-            fclose(fp);
         }
-        return ReadFromJsonString(json_data);
+        return ReadFromJsonString(data);
     }
 
     bool XObject::ReadFromJsonString(const std::string& json_data)
@@ -338,9 +321,11 @@ namespace a8
 
     bool XObject::ReadFromXmlFile(const std::string& filename)
     {
-        a8::StringList sl;
+        std::string data;
-        sl.LoadFromFile(filename.c_str());
+        if (!a8::ReadStringFromFile(filename, data)) {
-        return ReadFromXmlString(sl.Text());
+            return false;
+        }
+        return ReadFromXmlString(data);
     }
 
     bool XObject::ReadFromXmlString(const std::string& xmldata)