private String getMavenHome()

in src/main/java/org/apache/maven/plugins/linkcheck/SiteInvoker.java [353:377]

• 23 lines of code
• 4 McCabe index (conditional complexity)

    private String getMavenHome()
    {
        String mavenHome = System.getProperty( "maven.home" );
        if ( mavenHome == null )
        {
            try
            {
                mavenHome = CommandLineUtils.getSystemEnvVars().getProperty( "M2_HOME" );
            }
            catch ( IOException e )
            {
                getLog().error( "IOException: " + e.getMessage() );
                getLog().debug( e );
            }
        }

        File m2Home = new File( mavenHome );
        if ( !m2Home.exists() )
        {
            getLog().error( "Cannot find Maven application directory. Either specify \'maven.home\' "
                + "system property, or M2_HOME environment variable." );
        }

        return mavenHome;
    }