001package org.apache.maven.toolchain.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 javax.inject.Named;
029import javax.inject.Singleton;
030
031import org.apache.maven.toolchain.model.PersistedToolchains;
032import org.apache.maven.toolchain.model.io.xpp3.MavenToolchainsXpp3Reader;
033import org.codehaus.plexus.util.IOUtil;
034import org.codehaus.plexus.util.ReaderFactory;
035import org.codehaus.plexus.util.xml.pull.XmlPullParserException;
036
037/**
038 * Handles deserialization of toolchains from the default textual format.
039 *
040 * @author Robert Scholte
041 * @since 3.3.0
042 */
043@Named
044@Singleton
045public class DefaultToolchainsReader
046    implements ToolchainsReader
047{
048
049    @Override
050    public PersistedToolchains read( File input, Map<String, ?> options )
051        throws IOException
052    {
053        if ( input == null )
054        {
055            throw new IllegalArgumentException( "input file missing" );
056        }
057
058        return read( ReaderFactory.newXmlReader( input ), options );
059    }
060
061    @Override
062    public PersistedToolchains read( Reader input, Map<String, ?> options )
063        throws IOException
064    {
065        if ( input == null )
066        {
067            throw new IllegalArgumentException( "input reader missing" );
068        }
069
070        try
071        {
072            MavenToolchainsXpp3Reader r = new MavenToolchainsXpp3Reader();
073            return r.read( input, isStrict( options ) );
074        }
075        catch ( XmlPullParserException e )
076        {
077            throw new ToolchainsParseException( e.getMessage(), e.getLineNumber(), e.getColumnNumber(), e );
078        }
079        finally
080        {
081            IOUtil.close( input );
082        }
083    }
084
085    @Override
086    public PersistedToolchains read( InputStream input, Map<String, ?> options )
087        throws IOException
088    {
089        if ( input == null )
090        {
091            throw new IllegalArgumentException( "input stream missing" );
092        }
093
094        try
095        {
096            MavenToolchainsXpp3Reader r = new MavenToolchainsXpp3Reader();
097            return r.read( input, isStrict( options ) );
098        }
099        catch ( XmlPullParserException e )
100        {
101            throw new ToolchainsParseException( e.getMessage(), e.getLineNumber(), e.getColumnNumber(), e );
102        }
103        finally
104        {
105            IOUtil.close( input );
106        }
107    }
108
109    private boolean isStrict( Map<String, ?> options )
110    {
111        Object value = ( options != null ) ? options.get( IS_STRICT ) : null;
112        return value == null || Boolean.parseBoolean( value.toString() );
113    }
114
115}