001package org.apache.maven.settings.io;
002
003/*
004 * Licensed to the Apache Software Foundation (ASF) under one
005 * or more contributor license agreements.  See the NOTICE file
006 * distributed with this work for additional information
007 * regarding copyright ownership.  The ASF licenses this file
008 * to you under the Apache License, Version 2.0 (the
009 * "License"); you may not use this file except in compliance
010 * with the License.  You may obtain a copy of the License at
011 *
012 *   http://www.apache.org/licenses/LICENSE-2.0
013 *
014 * Unless required by applicable law or agreed to in writing,
015 * software distributed under the License is distributed on an
016 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
017 * KIND, either express or implied.  See the License for the
018 * specific language governing permissions and limitations
019 * under the License.
020 */
021
022import java.io.File;
023import java.io.IOException;
024import java.io.InputStream;
025import java.io.Reader;
026import java.util.Map;
027
028import org.apache.maven.settings.Settings;
029import org.apache.maven.settings.io.xpp3.SettingsXpp3Reader;
030import org.codehaus.plexus.component.annotations.Component;
031import org.codehaus.plexus.util.IOUtil;
032import org.codehaus.plexus.util.ReaderFactory;
033import org.codehaus.plexus.util.xml.pull.XmlPullParserException;
034
035/**
036 * Handles deserialization of settings from the default textual format.
037 *
038 * @author Benjamin Bentmann
039 */
040@Component( role = SettingsReader.class )
041public class DefaultSettingsReader
042    implements SettingsReader
043{
044
045    @Override
046    public Settings read( File input, Map<String, ?> options )
047        throws IOException
048    {
049        if ( input == null )
050        {
051            throw new IllegalArgumentException( "input file missing" );
052        }
053
054        Settings settings = read( ReaderFactory.newXmlReader( input ), options );
055
056        return settings;
057    }
058
059    @Override
060    public Settings read( Reader input, Map<String, ?> options )
061        throws IOException
062    {
063        if ( input == null )
064        {
065            throw new IllegalArgumentException( "input reader missing" );
066        }
067
068        try
069        {
070            SettingsXpp3Reader r = new SettingsXpp3Reader();
071            return r.read( input, isStrict( options ) );
072        }
073        catch ( XmlPullParserException e )
074        {
075            throw new SettingsParseException( e.getMessage(), e.getLineNumber(), e.getColumnNumber(), e );
076        }
077        finally
078        {
079            IOUtil.close( input );
080        }
081    }
082
083    @Override
084    public Settings read( InputStream input, Map<String, ?> options )
085        throws IOException
086    {
087        if ( input == null )
088        {
089            throw new IllegalArgumentException( "input stream missing" );
090        }
091
092        try
093        {
094            SettingsXpp3Reader r = new SettingsXpp3Reader();
095            return r.read( input, isStrict( options ) );
096        }
097        catch ( XmlPullParserException e )
098        {
099            throw new SettingsParseException( e.getMessage(), e.getLineNumber(), e.getColumnNumber(), e );
100        }
101        finally
102        {
103            IOUtil.close( input );
104        }
105    }
106
107    private boolean isStrict( Map<String, ?> options )
108    {
109        Object value = ( options != null ) ? options.get( IS_STRICT ) : null;
110        return value == null || Boolean.parseBoolean( value.toString() );
111    }
112
113}