Diff: IntegerValue.cpp

Revision:

0:744801d5734d

diff -r 000000000000 -r 744801d5734d IntegerValue.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/IntegerValue.cpp	Mon Mar 24 09:57:40 2014 +0000
@@ -0,0 +1,92 @@
+/*
+ * IntegerValue.cpp
+ *
+ * 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.
+ */
+
+#include "IntegerValue.h"
+
+IntegerValue::IntegerValue(long number)
+{
+    _negative = (number < 0L);
+    if (_negative)
+        _number = -number;
+    else
+        _number = number;
+}
+
+uint8_t IntegerValue::valueType() const
+{
+    return VALUE_INTEGER;
+}
+
+long IntegerValue::integerValue() const
+{
+    return (_negative) ? -_number : _number;
+}
+
+double IntegerValue::floatValue() const
+{
+    return 0.0;
+}
+
+const char * IntegerValue::characterValue() const
+{
+    return 0;
+}
+
+size_t IntegerValue::write(AbstractDataSink& sink) const
+{
+    size_t n = 0;
+    if (_negative)
+        n += sink.write('-');
+    n += sink.write(_number);
+    return n;
+}
+
+size_t IntegerValue::length() const
+{
+    size_t l = 0;
+
+    if (_negative)
+        l++;
+
+    unsigned long n = _number;
+
+    do {
+        n /= 10;
+        l++;
+    } while(n);
+    return l;
+}
+
+Value* IntegerValue::copy() const
+{
+    long number;
+
+    number = (_negative) ? -_number : _number;
+    return new IntegerValue(number);
+}
+