hdf5: group

CMakeLists.txt

@@ -36,4 +36,10 @@ else()
   message(FATAL_ERROR "Threads not found")
 endif()
 
+if(DEFINED ENABLE_hdf5)
+  set(ENABLE_hdf5 ${ENABLE_hdf5} CACHE BOOL "enable hdf5")
+else()
+  set(ENABLE_hdf5 TRUE CACHE BOOL "enable hdf5")
+endif()
+
 add_subdirectory(src)

src/CMakeLists.txt

@@ -3,4 +3,8 @@ include_directories(${CMAKE_SOURCE_DIR}/src/include)
 add_subdirectory(tests)
 add_subdirectory(lib)
 
+#if(ENABLE_hdf5)
+#  add_subdirectory(opt/hdf5)
+#endif()
+
 install(DIRECTORY include/ DESTINATION ${INSTALL_PATH}/include)

src/opt/hdf5/include/h5_content_base.h

@@ -3,6 +3,7 @@
 #define __cxz_h5_content_base_h__
 
 #include "cnorxz.h"
+#include <hdf5.h>
 
 namespace CNORXZ
 {
@@ -37,11 +38,13 @@ namespace CNORXZ
 	    const String& name() const;
 	    const ContentBase* parent() const;
 	    RangePtr range() const;
+	    hid_t id() const;
 	    
 	protected:
 	    String mName;
 	    const ContentBase* mParent = nullptr;
 	    RangePtr mRange;
+	    hid_t mId = 0;
 	};
     }
 

src/opt/hdf5/include/h5_file.h

@@ -32,7 +32,6 @@ namespace CNORXZ
 	    
 	private:
 	    bool mRo = true;
-	    hid_t mId = 0;
 	    MArray<ContentPtr> mCont;
 	};
     }

src/opt/hdf5/include/h5_group.h

@@ -0,0 +1,37 @@
+
+#ifndef __cxz_h5_group_h__
+#define __cxz_h5_group_h__
+
+#include "h5_content_base.h"
+
+namespace CNORXZ
+{
+    namespace hdf5
+    {
+	class Group : public ContentBase
+	{
+	public:
+	    DEFAULT_MEMBERS(Group);
+	    Group(const String& gname, const ContentBase* _parent);
+	    ~Group();
+
+	    virtual ContentType type() const override final;
+	    virtual bool ro() const override final;
+	    virtual Group& load() override final;
+	    virtual Group& close() override final;
+	    virtual MArray<ContentBase>* get() override final;
+	    virtual const MArray<ContentBase>* get() const override final;
+	    virtual String path() const override final;
+	    virtual String filename() const override final;
+
+	    bool exists() const;
+	    Group& append(const ContentPtr& c);
+	    
+	private:
+	    MArray<ContentPtr> mCont;
+	};
+	
+    }
+}
+
+#endif

src/opt/hdf5/lib/h5_content_base.cc

@@ -23,5 +23,10 @@ namespace CNORXZ
 	{
 	    return mRange;
 	}
+
+	hid_t ContentBase::id() const
+	{
+	    return mId;
+	}
     }
 }

src/opt/hdf5/lib/h5_group.cc

@@ -0,0 +1,89 @@
+
+#include "h5_group.h"
+
+namespace CNORXZ
+{
+    namespace hdf5
+    {
+	Group::Group(const String& gname, const ContentBase* _parent) :
+	    ContentBase(gname, _parent)
+	{
+	    if(this->exists()){
+		mId = H5Gopen( mParent->id(), mName.c_str(), H5P_DEFAULT );
+	    }
+	    else {
+		mId = H5Gcreate( mParent->id(), mName.c_str(),
+				 H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT );
+	    }
+	}
+	
+	Group::~Group()
+	{
+	    if(mId != 0){
+		H5Gclose(mId);
+	    }
+	}
+
+	ContentType Group::type() const
+	{
+	    return ContentType::GROUP;
+	}
+	
+	bool Group::ro() const
+	{
+	    if(mParent){
+		return mParent->ro();
+	    }
+	    return false;
+	}
+	
+	Group& Group::load()
+	{
+	    // load content!!!
+	    return *this;
+	}
+	
+	Group& Group::close()
+	{
+	    return *this;
+	}
+	
+	MArray<ContentBase>* Group::get()
+	{
+	    return mCont;
+	}
+	
+	const MArray<ContentBase>* Group::get() const
+	{
+	    return mCont;
+	}
+	
+	String Group::path() const
+	{
+	    if(mParent){
+		return mParent->path() + "/" + this->name();
+	    }
+	    return this->name();
+	}
+	
+	String Group::filename() const
+	{
+	    if(mParent){
+		return mParent->filename();
+	    }
+	    return String();
+	}
+	
+	bool Group::exists() const
+	{
+	    return H5Lexists(mParent->id(), mName.c_str(), H5P_DEFAULT) != 0;
+	}
+
+	Group& Group::append(const ContentPtr& c)
+	{
+
+	    return *this;
+	}
+
+    }
+}