/*
* Copyright 2008 Fedora Commons, Inc.
*
* 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 org.mulgara.krule.rlog.ast;
import org.mulgara.krule.rlog.ParseContext;
/**
* A literal for use in unary type predicates.
*
* @created May 16, 2008
* @author Paula Gearon
* @copyright © 2008 <a href="http://www.fedora-commons.org/">Fedora Commons</a>
*/
public class TypeLiteral extends PredicateLiteral implements TypeLabel, PredicateParam {
/**
* Creates a new literal with a domain for a type predicate.
* @param domain The domain for the literal.
* @param name The text of the literal.
* @param context The context passed in from the parser.
*/
public TypeLiteral(String domain, String name, ParseContext context) {
super(domain, name, context);
}
//inheritdoc
public void accept(TreeWalker walker) {
walker.visit(this);
}
//inheritdoc
public void print(int indent) {
System.out.println(sp(indent) + "TypeLiteral ('" + name + "')");
}
//inheritdoc
public boolean equals(Object o) {
return o instanceof TypeLiteral && name.equals(((TypeLiteral)o).name);
}
// inheritdoc
public int hashCode() {
return name.hashCode() * 17; // 17 for this type
}
}