import java.io.File; File jarPlugin = new File( basedir, "target/massembly-196-1-bin/repo/org/apache/maven/plugins/maven-jar-plugin/2.0/maven-jar-plugin-2.0.jar" ); File surefirePlugin = new File( basedir, "target/massembly-196-1-bin/repo/org/apache/maven/plugins/maven-surefire-plugin/2.3/maven-surefire-plugin-2.3.jar" ); if ( !jarPlugin.exists() ) { System.out.println( "Cannot find jar plugin at: " + jarPlugin ); System.out.println( "jar plugin should have been relocated to version 2.0" ); } if ( !surefirePlugin.exists() ) { System.out.println( "Cannot find surefire plugin at: " + surefirePlugin ); System.out.println( "surefire plugin should NOT have been relocated to 2.0" ); } return jarPlugin.exists() && surefirePlugin.exists();