org.apache.maven.continuum.project.builder.AbstractContinuumProjectBuilder Maven / Gradle / Ivy

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package org.apache.maven.continuum.project.builder;

/*
 * Copyright 2004-2005 The Apache Software Foundation.
 *
 * Licensed 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 java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;

import org.codehaus.plexus.formica.util.MungedHttpsURL;

import org.codehaus.plexus.logging.AbstractLogEnabled;
import org.codehaus.plexus.util.IOUtil;

/**
 * @author Trygve Laugstøl
 * @version $Id: AbstractContinuumProjectBuilder.java 279288 2005-09-07 10:03:14Z evenisse $
 */
public abstract class AbstractContinuumProjectBuilder
    extends AbstractLogEnabled
    implements ContinuumProjectBuilder
{
    protected File createMetadataFile( URL metadata, String username, String password )
        throws IOException
    {
        getLogger().info( "Downloading " + metadata.toExternalForm() );

        InputStream is = null;

        if ( metadata.getProtocol().startsWith( "http" ) )
        {
            is = new MungedHttpsURL( metadata.toExternalForm(), username, password ).getURL().openStream();
        }
        else
        {
            is = metadata.openStream();
        }

        File file = File.createTempFile( "continuum-", ".tmp" );

        file.deleteOnExit();

        FileWriter writer = new FileWriter( file );

        IOUtil.copy( is, writer );

        is.close();

        writer.close();

        return file;
    }

}