| package org.apache.maven.scm.util; |
| |
| /* |
| * 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. |
| */ |
| |
| import org.apache.maven.scm.log.ScmLogger; |
| import org.codehaus.plexus.util.StringUtils; |
| import org.codehaus.plexus.util.cli.StreamConsumer; |
| |
| import java.text.DateFormat; |
| import java.text.ParseException; |
| import java.text.SimpleDateFormat; |
| import java.util.Date; |
| import java.util.Locale; |
| |
| /** |
| * @author <a href="mailto:evenisse@apache.org">Emmanuel Venisse</a> |
| * @version $Id$ |
| */ |
| public abstract class AbstractConsumer |
| implements StreamConsumer |
| { |
| private ScmLogger logger; |
| |
| /** |
| * AbstractConsumer constructor. |
| * |
| * @param logger The logger to use in the consumer |
| */ |
| public AbstractConsumer( ScmLogger logger ) |
| { |
| setLogger( logger ); |
| } |
| |
| public ScmLogger getLogger() |
| { |
| return logger; |
| } |
| |
| public void setLogger( ScmLogger logger ) |
| { |
| this.logger = logger; |
| } |
| |
| /** |
| * Converts the date timestamp from the output into a date object. |
| * |
| * @return A date representing the timestamp of the log entry. |
| */ |
| protected Date parseDate( String date, String userPattern, String defaultPattern ) |
| { |
| return parseDate( date, userPattern, defaultPattern, null ); |
| } |
| |
| /** |
| * Converts the date timestamp from the output into a date object. |
| * |
| * @return A date representing the timestamp of the log entry. |
| */ |
| protected Date parseDate( String date, String userPattern, String defaultPattern, Locale locale ) |
| { |
| DateFormat format; |
| |
| String patternUsed = null; |
| |
| if ( StringUtils.isNotEmpty( userPattern ) ) |
| { |
| format = new SimpleDateFormat( userPattern ); |
| patternUsed = userPattern; |
| } |
| else |
| { |
| if ( StringUtils.isNotEmpty( defaultPattern ) ) |
| { |
| if ( locale != null ) |
| { |
| format = new SimpleDateFormat( defaultPattern, locale ); |
| } |
| else |
| { |
| format = new SimpleDateFormat( defaultPattern ); |
| } |
| patternUsed = defaultPattern; |
| } |
| else |
| { |
| // Use the English short date pattern if no pattern is specified |
| format = DateFormat.getDateInstance( DateFormat.SHORT, Locale.ENGLISH ); |
| |
| patternUsed = " DateFormat.SHORT "; |
| } |
| } |
| |
| try |
| { |
| return format.parse( date ); |
| } |
| catch ( ParseException e ) |
| { |
| if ( getLogger() != null && getLogger().isWarnEnabled() ) |
| { |
| getLogger().warn( |
| "skip ParseException: " + e.getMessage() + " during parsing date " + date |
| + " with pattern " + patternUsed + " with Locale " |
| + ( locale == null ? Locale.ENGLISH : locale ), e ); |
| } |
| |
| return null; |
| } |
| } |
| } |