package org.apache.maven.profiles;
/*
* 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.profiles.io.xpp3.ProfilesXpp3Reader;
import org.codehaus.plexus.interpolation.EnvarBasedValueSource;
import org.codehaus.plexus.interpolation.RegexBasedInterpolator;
import org.codehaus.plexus.logging.AbstractLogEnabled;
import org.codehaus.plexus.util.IOUtil;
import org.codehaus.plexus.util.ReaderFactory;
import org.codehaus.plexus.util.xml.pull.XmlPullParserException;
import java.io.File;
import java.io.IOException;
import java.io.Reader;
import java.io.StringReader;
import java.io.StringWriter;
public class DefaultMavenProfilesBuilder
extends AbstractLogEnabled
implements MavenProfilesBuilder
{
private static final String PROFILES_XML_FILE = "profiles.xml";
public ProfilesRoot buildProfiles( File basedir )
throws IOException, XmlPullParserException
{
File profilesXml = new File( basedir, PROFILES_XML_FILE );
ProfilesRoot profilesRoot = null;
if ( profilesXml.exists() )
{
ProfilesXpp3Reader reader = new ProfilesXpp3Reader();
Reader profileReader = null;
try
{
profileReader = ReaderFactory.newXmlReader( profilesXml );
StringWriter sWriter = new StringWriter();
IOUtil.copy( profileReader, sWriter );
String rawInput = sWriter.toString();
try
{
RegexBasedInterpolator interpolator = new RegexBasedInterpolator();
interpolator.addValueSource( new EnvarBasedValueSource() );
rawInput = interpolator.interpolate( rawInput, "settings" );
}
catch ( Exception e )
{
getLogger().warn( "Failed to initialize environment variable resolver. Skipping environment substitution in " + PROFILES_XML_FILE + "." );
getLogger().debug( "Failed to initialize envar resolver. Skipping resolution.", e );
}
StringReader sReader = new StringReader( rawInput );
profilesRoot = reader.read( sReader );
}
finally
{
IOUtil.close( profileReader );
}
}
return profilesRoot;
}
}