/*
 * Copyright 2009 Yuichiro Moriguchi
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package net.morilib.lisp.nano.subr;

import net.morilib.lisp.nano.LispString;

/**
 * 
 *
 *
 * @author MORIGUCHI, Yuichiro 2009
 */
public class StringCIEqual extends StringCompare {

	@Override
	protected boolean compare(LispString c1a, LispString c2a) {
		String s1 = c1a.getString().toUpperCase().toLowerCase();
		String s2 = c2a.getString().toUpperCase().toLowerCase();
//		String s1 = SubrUtils.toFoldCase(c1a.getString());
//		String s2 = SubrUtils.toFoldCase(c2a.getString());

		return s1.compareTo(s2) == 0;
	}

	/* (non-Javadoc)
	 * @see net.morilib.lisp.Subr#toString()
	 */
	public String toString() {
		return "Subr:string-ci=?";
	}

}
