Rearrange sources

include/xrpl/resource/Charge.h

@@ -0,0 +1,70 @@
+//------------------------------------------------------------------------------
+/*
+    This file is part of rippled: https://github.com/ripple/rippled
+    Copyright (c) 2012, 2013 Ripple Labs Inc.
+
+    Permission to use, copy, modify, and/or distribute this software for any
+    purpose  with  or without fee is hereby granted, provided that the above
+    copyright notice and this permission notice appear in all copies.
+
+    THE  SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+    WITH  REGARD  TO  THIS  SOFTWARE  INCLUDING  ALL  IMPLIED  WARRANTIES  OF
+    MERCHANTABILITY  AND  FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+    ANY  SPECIAL ,  DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+    WHATSOEVER  RESULTING  FROM  LOSS  OF USE, DATA OR PROFITS, WHETHER IN AN
+    ACTION  OF  CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+    OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+*/
+//==============================================================================
+
+#ifndef RIPPLE_RESOURCE_CHARGE_H_INCLUDED
+#define RIPPLE_RESOURCE_CHARGE_H_INCLUDED
+
+#include <ios>
+#include <string>
+
+namespace ripple {
+namespace Resource {
+
+/** A consumption charge. */
+class Charge
+{
+public:
+    /** The type used to hold a consumption charge. */
+    using value_type = int;
+
+    // A default constructed Charge has no way to get a label.  Delete
+    Charge() = delete;
+
+    /** Create a charge with the specified cost and name. */
+    Charge(value_type cost, std::string const& label = std::string());
+
+    /** Return the human readable label associated with the charge. */
+    std::string const&
+    label() const;
+
+    /** Return the cost of the charge in Resource::Manager units. */
+    value_type
+    cost() const;
+
+    /** Converts this charge into a human readable string. */
+    std::string
+    to_string() const;
+
+    bool
+    operator==(Charge const&) const;
+    bool
+    operator!=(Charge const&) const;
+
+private:
+    value_type m_cost;
+    std::string m_label;
+};
+
+std::ostream&
+operator<<(std::ostream& os, Charge const& v);
+
+}  // namespace Resource
+}  // namespace ripple
+
+#endif