org.codehaus.mojo.exec.PathsToolchain Maven / Gradle / Ivy

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package org.codehaus.mojo.exec;

/*
 * 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 java.io.File;
import java.util.List;

import org.apache.maven.toolchain.DefaultToolchain;
import org.apache.maven.toolchain.model.ToolchainModel;
import org.codehaus.plexus.logging.Logger;
import org.codehaus.plexus.util.Os;

/**
 * Searches a list of configured paths for the requested tool.
 *
 * @author Markus KARG ([email protected])
 */
class PathsToolchain
    extends DefaultToolchain
{
    private List paths;

    public PathsToolchain( final ToolchainModel model, final Logger logger )
    {
        super( model, "paths", logger ); // NOI18N
    }

    public List getPaths()
    {
        return this.paths;
    }

    public void setPaths( final List paths )
    {
        this.paths = paths;
    }

    @Override
    public String toString()
    {
        return "Paths" + this.getPaths(); // NOI18N
    }

    public String findTool( final String toolName )
    {
        for ( final String path : this.paths )
        {
            final File tool = findTool( toolName, new File( path ) );
            if ( tool != null )
                return tool.getAbsolutePath();
        }

        return null;
    }

    private static File findTool( final String toolName, final File folder )
    {
        final File tool =
            new File( folder, toolName + ( Os.isFamily( "windows" ) && !toolName.contains( "." ) ? ".exe" : "" ) ); // NOI18N

        return tool.exists() ? tool : null;
    }
}