From ec0f82bb6ea911baee6b9654f799f037282bf5b9 Mon Sep 17 00:00:00 2001
From: "Nicolas \"Pixel\" Noble" <pixel@nobis-crew.org>
Date: Sun, 10 Aug 2014 02:58:35 -0700
Subject: Introducing notion of filters.

---
 includes/ZHandle.h | 24 ++++++++++--------------
 1 file changed, 10 insertions(+), 14 deletions(-)

(limited to 'includes/ZHandle.h')

diff --git a/includes/ZHandle.h b/includes/ZHandle.h
index dfb73fb..30db407 100644
--- a/includes/ZHandle.h
+++ b/includes/ZHandle.h
@@ -6,30 +6,26 @@
 
 namespace Balau {
 
-class ZStream : public Handle {
+class ZStream : public Filter {
   public:
     typedef enum {
         ZLIB,
         GZIP,
         RAW,
     } header_t;
-      ZStream(const IO<Handle> & h, int level = Z_BEST_COMPRESSION, header_t header = ZLIB);
-    virtual void close() throw (GeneralException);
-    virtual bool isClosed();
-    virtual bool isEOF();
-    virtual bool canRead();
-    virtual bool canWrite();
-    virtual const char * getName();
-    virtual ssize_t read(void * buf, size_t count) throw (GeneralException);
-    virtual ssize_t write(const void * buf, size_t count) throw (GeneralException);
-    void detach() { m_detached = true; }
+      ZStream(IO<Handle> h, int level = Z_BEST_COMPRESSION, header_t header = ZLIB);
+    virtual void close() throw (GeneralException) override;
+    virtual ssize_t read(void * buf, size_t count) throw (GeneralException) override;
+    virtual ssize_t write(const void * buf, size_t count) throw (GeneralException) override;
+    virtual bool isEOF() override { return m_phase == CLOSING || m_eof || Filter::isEOF(); }
+    virtual bool isClosed() override { return m_phase == CLOSING || Filter::isClosed(); }
+    virtual const char * getName() override { return m_name.to_charp(); }
     void flush() { doFlush(false); }
     void setUseAsyncOp(bool useAsyncOp) { m_useAsyncOp = useAsyncOp; }
-    virtual bool isPendingComplete();
+    virtual bool isPendingComplete() override;
     void finish() { doFlush(true); }
     void doFlush(bool finish);
   private:
-    IO<Handle> m_h;
     z_stream m_zin, m_zout;
     String m_name;
     uint8_t * m_buf = NULL;
@@ -50,7 +46,7 @@ class ZStream : public Handle {
     size_t m_total, m_count, m_compressed;
     AsyncOperation * m_op = NULL;
     ssize_t m_status = IDLE;
-    bool m_detached = false, m_closed = false, m_eof = false, m_useAsyncOp = true;
+    bool m_useAsyncOp = true, m_eof = false;
 };
 
 };
-- 
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