java 8 has http://docs.oracle.com/javase/8/docs/api/java/nio/file/Files.html#lines-java.nio.file.Path- http://docs.oracle.com/javase/8/docs/api/java/nio/file/F

java 8 has http://docs.oracle.com/javase/8/docs/api/java/nio/file/Files.html#lines-java.nio.file.Path- http://docs.oracle.com/javase/8/docs/api/java/nio/file/Files... Stream<string> Files.lines("/foo", StandardCharsets.UTF_8) java 7 has http://docs.oracle.com/javase/7/docs/api/java/nio/file/Files.html#readAllLines%28java.nio.file.Path,%20java.nio.charset.Charset%29 http://docs.oracle.com/javase/7/docs/api/java/nio/file/Files... but it's not lazy.