From 61c3fe95f85fb16d5fef682c7e135d38fe0f6a69 Mon Sep 17 00:00:00 2001
From: "Ruben S. Montero" <rsmontero@opennebula.org>
Date: Fri, 2 May 2014 14:11:36 +0200
Subject: [PATCH] feature #2858: Convert to unsigned int from vector attributes

---
 include/Attribute.h     | 10 ++++++++++
 src/common/Attribute.cc | 30 ++++++++++++++++++++++++++++++
 2 files changed, 40 insertions(+)

diff --git a/include/Attribute.h b/include/Attribute.h
index 174612a6c4..97e4bbaeec 100644
--- a/include/Attribute.h
+++ b/include/Attribute.h
@@ -265,6 +265,16 @@ public:
      */
     int vector_value(const char *name, int& value) const;
 
+    /**
+     * Returns the unsigned integer value
+     *
+     * @param name Name of the attribute
+     * @param value Integer value
+     *
+     * @return 0 on success, -1 otherwise
+     */
+    int vector_value(const char *name, unsigned int& value) const;
+
     /**
      * Returns the long long value
      *
diff --git a/src/common/Attribute.cc b/src/common/Attribute.cc
index edc4a0df87..dcc0cd3837 100644
--- a/src/common/Attribute.cc
+++ b/src/common/Attribute.cc
@@ -281,6 +281,36 @@ int VectorAttribute::vector_value(const char *name, int & value) const
 /* -------------------------------------------------------------------------- */
 /* -------------------------------------------------------------------------- */
 
+int VectorAttribute::vector_value(const char *name, unsigned int & value) const
+{
+    map<string,string>::const_iterator it;
+
+    it = attribute_value.find(name);
+
+    if ( it == attribute_value.end() )
+    {
+        return -1;
+    }
+
+    if ( it->second.empty() )
+    {
+        return -1;
+    }
+
+    istringstream iss(it->second);
+    iss >> value;
+
+    if (iss.fail() || !iss.eof())
+    {
+        return -1;
+    }
+
+    return 0;
+}
+
+/* -------------------------------------------------------------------------- */
+/* -------------------------------------------------------------------------- */
+
 int VectorAttribute::vector_value(const char *name, long long& value) const
 {
     map<string,string>::const_iterator it;