Introducing notion of filters.

1 files changed, 5 insertions, 14 deletions

diff --git a/includes/BStream.h b/includes/BStream.h
index f39765d..0e7d5f6 100644
--- a/includes/BStream.h
+++ b/includes/BStream.h
@@ -4,31 +4,22 @@
 
 namespace Balau {
 
-class BStream : public Handle {
+class BStream : public Filter {
   public:
-      BStream(const IO<Handle> & h);
-    virtual void close() throw (GeneralException);
-    virtual bool isClosed();
-    virtual bool isEOF();
-    virtual bool canRead();
-    virtual bool canWrite() { return m_h->canWrite(); }
-    virtual const char * getName();
+      BStream(IO<Handle> h);
+    virtual void close() throw (GeneralException) override;
+    virtual bool isEOF() override { return (m_availBytes == 0) && Filter::isEOF(); }
+    virtual const char * getName() override { return m_name.to_charp(); }
     virtual ssize_t read(void * buf, size_t count) throw (GeneralException);
-    virtual ssize_t write(const void * buf, size_t count) throw (GeneralException) { return m_h->write(buf, count); }
-        virtual off64_t getSize();
     int peekNextByte();
     String readString(bool putNL = false);
     bool isEmpty() { return m_availBytes == 0; }
-    void detach() { m_detached = true; }
   private:
-    IO<Handle> m_h;
     uint8_t * m_buffer = NULL;
     size_t m_availBytes = 0;
     size_t m_cursor = 0;
     String m_name;
     bool m_passThru = false;
-    bool m_detached = false;
-    bool m_closed = false;
 };
 
 };