[System::IO] new GetFiles() function

Author: mydeveloperday

src/framework/CMakeLists.txt

@@ -9,6 +9,7 @@ SET(SOURCE
   System/IO/FileSystemInfo.cxx
   System/IO/StreamReader.cxx
   System/IO/File.cxx
+  System/IO/Directory.cxx
 )
 
 SET(HEADERS
@@ -20,6 +21,8 @@ SET(HEADERS
   System/StringBuilder.h
   System/IO.h
   System/IO/FileInfo.h
+  System/IO/FileSystemInfo.h
+  System/IO/Directory.h
   System/IO/StreamReader.h
   System/IO/StreamWriter.h
   System.h

src/framework/System/Collections/Generic/List.h

@@ -57,6 +57,17 @@ namespace System
                 {
                     m_vec.clear();
                 }
+                
+                Array<T> ToArray()
+                {
+                    Array<T> array;
+                    
+                    for(size_t i=0;i<m_vec.size();i++){
+                        array.Add((*this)[i]);
+                    }
+                    
+                    return array;
+                }
             };
         }
     }

src/framework/System/IO/Directory.cxx

@@ -0,0 +1,24 @@
+
+#include "Directory.h"
+
+#include <dirent.h>
+
+Array<System::IO::FileInfo> System::IO::DirectoryInfo::GetFiles()
+{
+    List<System::IO::FileInfo> files;
+    
+    String currentPath = FullName();
+    
+    DIR *dir;
+    struct dirent *ent;
+    if ((dir = opendir (currentPath.str().c_str())) != nullptr) {
+            while ((ent = readdir (dir)) != nullptr) {
+            // we need to be careful here because of the way
+            // we have FileInfo contrsutor working                   
+            System::IO::FileInfo file(ent->d_name);
+            files.Add(file);
+            }
+            closedir (dir);
+    }              
+    return files.ToArray();
+}

src/framework/System/IO/Directory.h

@@ -4,9 +4,18 @@
 #include "System/String.h"
 #include "System/IO.h"
 #include "System/IO/FileSystemInfo.h"
+#include "System/IO/FileInfo.h"
+#include "System/Array.h"
+#include "System/Collections/Generic.h"
+
+#include <dirent.h>
 
 namespace System
 {
+    namespace IO
+    {
+    class FileInfo;    
+        
     class Directory
     {
     public:
@@ -33,9 +42,14 @@ namespace System
         DirectoryInfo(const System::String & dir):
             FileSystemInfo(dir)
         {}
+        
+        Array<System::IO::FileInfo> GetFiles();
     };
+    
+    }
 }
 
 using namespace System;
+using namespace System::IO;
 
 #endif

src/unittests/Directory_Test.cxx

@@ -11,8 +11,15 @@ TEST(DirectoryTest, BasicFileOperations)
 
     DirectoryInfo info("ABC");
     EXPECT_TRUE(info.Exists());
+    
+    Array<FileInfo> files = info.GetFiles();
+    
+    // I assume this is "." and ".."
+    EXPECT_EQ(2,files.Length());
+    
     Directory::Delete("ABC");
     EXPECT_FALSE(info.Exists());
 
     EXPECT_EQ(info.Name(),"ABC");
+  
 }