+/* wt_node_leaf.cpp
+ * Copyright (C) 2008, Francisco Claude, all rights reserved.
+ *
+ * wt_node_leaf
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ */
#include <wt_node_leaf.h>
wt_node_leaf::~wt_node_leaf() {}
uint wt_node_leaf::rank(uint symbol, uint pos, uint l, wt_coder * c) {
- assert(symbol==this->symbol);
+ if(symbol!=this->symbol) return 0;
pos++;
- assert(pos<=count);
return pos;
}
uint wt_node_leaf::select(uint symbol, uint pos, uint l, wt_coder * c) {
- assert(symbol==this->symbol);
- assert(pos<=count && pos>0);
+ if(symbol!=this->symbol) return (uint)-1;
+ if(pos==0 || pos>count) return (uint)-1;
return pos;
}
uint wt_node_leaf::access(uint pos) {
- assert(pos<count);
return symbol;
}