import java.io.*; import java.net.*; import java.util.jar.*; try { File file = new File( basedir, "target/filters-defined-in-build-1/file-1.properties"); // This is a properties file encoded using ISO-8859-1 BufferedReader r = new BufferedReader( new InputStreamReader( new FileInputStream( file ), "ISO-8859-1" ) ); String s = r.readLine(); if(s.contains("filter.build")) { System.out.println("file-1.properties was not filtered"); return false; } s = r.readLine(); if(!s.contains("escapedString=${project.artifactId}")) { System.out.println("file-1.properties did not escape filtering"); return false; } s = r.readLine(); if(!s.contains("åäö")) { System.out.println("file-1.properties has corrupted non ascii characters"); return false; } file = new File( basedir, "target/filters-defined-in-build-1/file-2.properties"); r = new BufferedReader(new FileReader(file)); s = r.readLine(); if(s.contains("filter.build")) { System.out.println("file-2.properties was not filtered"); return false; } return true; } catch( IOException e ) { e.printStackTrace(); return false; }