/*
* Copyright (C) 2013 The Rythm Engine project
* Gelin Luo <greenlaw110(at)gmail.com>
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF 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.rythmengine.internal.parser.build_in;
import com.stevesoft.pat.Regex;
import org.rythmengine.internal.IContext;
import org.rythmengine.internal.IParser;
import org.rythmengine.internal.Keyword;
import org.rythmengine.internal.Token;
import org.rythmengine.internal.dialect.Rythm;
import org.rythmengine.internal.parser.CodeToken;
import org.rythmengine.internal.parser.RemoveLeadingLineBreakAndSpacesParser;
/**
* Parse @return() statement. Which break the current template execution and return to caller
*/
public class TimestampParser extends KeywordParserFactory {
@Override
public Keyword keyword() {
return Keyword.TS;
}
public IParser create(final IContext ctx) {
return new RemoveLeadingLineBreakAndSpacesParser(ctx) {
public Token go() {
Regex r = reg(dialect());
if (!r.search(remain())) {
return null;
}
step(r.stringMatched().length());
return new CodeToken("p(System.currentTimeMillis());", ctx());
}
};
}
@Override
protected String patternStr() {
return "^(%s%s\\s*\\(\\s*\\))";
}
public static void main(String[] args) {
String s = "@ts() \naba";
TimestampParser ap = new TimestampParser();
Regex r = ap.reg(Rythm.INSTANCE);
if (r.search(s)) {
p(r, 5);
}
}
}