Diff: CharValue.h

Revision:

0:099f76422485

Child:

5:2b74510900da

diff -r 000000000000 -r 099f76422485 CharValue.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/CharValue.h	Thu Jul 03 20:38:04 2014 +0200
@@ -0,0 +1,71 @@
+/*
+ * CharValue.h
+ *
+ * Created on: Nov 1, 2013
+ * * Authors: Vincent Wochnik <v.wochnik@gmail.com>
+ *
+ * Copyright (c) 2013 Cumulocity GmbH
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef CHARVALUE_H
+#define CHARVALUE_H
+
+#include "config.h"
+#include "Value.h"
+
+/**
+ * A basic character value. This value type behaves simmilar to a null
+ * value if the ommitted string is empty.
+ * 
+ * Example:
+ * @code
+ * // A string
+ * CharValue str("Hello World!");
+ * 
+ * // a null value
+ * CharValue null("");
+ * 
+ * // another null value
+ * CharValue null2(NULL);
+ * @encode
+ */
+class CharValue : public Value
+{
+public:
+    CharValue(const char*, bool=false);
+    ~CharValue();
+
+    uint8_t valueType() const;
+    long integerValue() const;
+    double floatValue() const;
+    const char * characterValue() const;
+
+    size_t write(AbstractDataSink&) const;
+    size_t length() const;
+    Value* copy() const;
+
+private:
+    const char *_str;
+    bool _alloc;
+};
+
+#endif