Add ReadView::sles

src/ripple/ledger/impl/ReadView.cpp

@@ -0,0 +1,75 @@
+//------------------------------------------------------------------------------
+/*
+    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.
+*/
+//==============================================================================
+
+#include <BeastConfig.h>
+#include <ripple/ledger/ReadView.h>
+
+namespace ripple {
+
+ReadView::sles_type::sles_type(
+        ReadView const& view)
+    : ReadViewFwdRange(view)
+{
+}
+
+auto
+ReadView::sles_type::begin() const ->
+    iterator
+{
+    return iterator(view_, view_->slesBegin());
+}
+
+auto
+ReadView::sles_type::end() const ->
+    iterator const&
+{
+    if (! end_)
+        end_ = iterator(view_, view_->slesEnd());
+    return *end_;
+}
+
+ReadView::txs_type::txs_type(
+        ReadView const& view)
+    : ReadViewFwdRange(view)
+{
+}
+
+bool
+ReadView::txs_type::empty() const
+{
+    return begin() == end();
+}
+
+auto
+ReadView::txs_type::begin() const ->
+    iterator
+{
+    return iterator(view_, view_->txsBegin());
+}
+
+auto
+ReadView::txs_type::end() const ->
+    iterator const&
+{
+    if (! end_)
+        end_ = iterator(view_, view_->txsEnd());
+    return *end_;
+}
+
+} // ripple