001 /* 002 * Copyright 1999,2004 The Apache Software Foundation. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016 017 package org.apache.commons.feedparser; 018 019 import java.io.FileInputStream; 020 import java.io.InputStream; 021 import java.net.URL; 022 023 import org.apache.commons.feedparser.impl.DebugFeedParserListener; 024 025 /** 026 * Provides a mechanism to quickly test feed parsing from the command line. 027 * 028 * @author <a href="mailto:burton@apache.org">Kevin A. Burton (burtonator)</a> 029 * @version $Id: Main.java 373614 2006-01-30 22:31:21Z mvdb $ 030 */ 031 public class Main { 032 033 public static void main( String[] args ) throws Exception { 034 035 FeedParser parser = FeedParserFactory.newFeedParser(); 036 037 FeedParserListener listener = new DebugFeedParserListener(); 038 039 if ( args.length != 1 ) { 040 041 System.err.println( "SYNTAX: " + Main.class.getName() + " file|url" ); 042 043 System.exit( 1 ); 044 045 } 046 047 String resource = args[0]; 048 049 InputStream is = null; 050 051 if ( resource.startsWith( "http://" ) ) { 052 is = new URL( resource ).openStream(); 053 } else { 054 055 System.out.println( "Opening from file: " + resource ); 056 is = new FileInputStream( resource ); 057 } 058 059 parser.parse( listener, is, resource ); 060 061 } 062 063 }