/*
* Copyright (c) 2005-2010, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
*
* WSO2 Inc. licenses this file to you 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.apache.synapse.commons.templates.uri.parser;
import org.apache.synapse.commons.templates.uri.URITemplateException;
import java.util.Map;
public class Literal extends Node {
private int tokenLength = 0;
public Literal(String token) throws URITemplateException {
super(token);
tokenLength = token.length();
if (tokenLength == 0) {
throw new URITemplateException("Invalid literal token with zero length");
}
hasQueryTemplate = token.contains("?");
}
@Override
String expand(Map<String, String> variables) {
return token;
}
@Override
int match(String uriFragment, Map<String, String> variables) {
if(!token.endsWith("*")){
if (uriFragment.length() < tokenLength) {
return -1;
}
for (int i = 0; i < tokenLength; i++) {
if (token.charAt(i) != uriFragment.charAt(i)) {
if (token.charAt(i) == '*' && i == token.length() - 1) {
return uriFragment.length();
}
return -1;
}
}
return tokenLength;
}
else {
if (uriFragment.length() < tokenLength - 1) {
return -1;
}
for (int i = 0; i < tokenLength - 1 ; i++) {
if (token.charAt(i) != uriFragment.charAt(i)) {
if ( i == token.length() - 1) {
return uriFragment.length();
}
return -1;
}
}
return uriFragment.length();
}
}
@Override
String getToken() {
return token;
}
@Override
char getFirstCharacter() {
return token.charAt(0);
}
}