Added ZOOM.

[yazpp-moved-to-github.git] / zoom / zrec.cpp

diff --git a/zoom/zrec.cpp b/zoom/zrec.cpp
new file mode 100644 (file)
index 0000000..18e34be
--- /dev/null
+++ b/zoom/zrec.cpp
@@ -0,0 +1,69 @@
+// $Header: /home/cvsroot/yaz++/zoom/zrec.cpp,v 1.1 2002-08-08 13:31:54 mike Exp $
+
+// Z39.50 Record class
+
+#include "zoom++.h"
+#include <string.h>            // for strcasecmp()
+
+
+namespace ZOOM {
+    record::~record() {
+       if (owner == 0) {
+           // Must have been clone()d
+           ZOOM_record_destroy(r);
+       }
+    }
+
+    // ### Would this operation be better expressed as a copy constructor?
+    record *record::clone() const {
+       // It's tempting just to replace `r' with a clone, and return
+       // `this', but probably more honest to allocate a new C++
+       // record object.
+
+       record *rec = new record(0, 0);
+       if ((rec->r = ZOOM_record_clone(r)) == 0) {
+           // Presumably an out-of-memory error
+           throw systemError();
+       }
+
+       return rec;
+    }
+
+    // It's tempting to modify this method just to return either the
+    // string that ZOOM_record_get("syntax") gives us, or the VAL_*
+    // value from Yaz's OID database, but we'd break the nominal
+    // plug-compatibility of competing C++ binding implementations
+    // if we did that.
+    //
+    record::syntax record::recsyn() const {
+       const char *syn = ZOOM_record_get(r, "syntax", 0);
+
+       // These string constants are from yaz/util/oid.c
+       if (!strcasecmp(syn, "xml"))
+           return XML;
+       else if (!strcasecmp(syn, "GRS-1"))
+           return GRS1;
+       else if (!strcasecmp(syn, "SUTRS"))
+           return SUTRS;
+       else if (!strcasecmp(syn, "USmarc"))
+           return USMARC;
+       else if (!strcasecmp(syn, "UKmarc"))
+           return UKMARC;
+       else if (!strcasecmp(syn, "XML") ||
+                !strcasecmp(syn, "text-XML") ||
+                !strcasecmp(syn, "application-XML"))
+           return XML;
+
+       return UNKNOWN;
+    }
+
+    const char *record::render() const {
+       int len;
+       return ZOOM_record_get(r, "render", &len);
+    }
+
+    const char *record::rawdata() const {
+       int len;
+       return ZOOM_record_get(r, "raw", &len);
+    }
+}