我正在使用Scala 2.8.0,并尝试读取管道分隔的文件,如下面的代码所示:
object Main {
def main(args: Array[String]) :Unit = {
if (args.length > 0) {
val lines = scala.io.Source.fromPath("QUICK!LRU-2009-11-15.psv")
for (line <-lines)
print(line)
}
}
}
这是错误:
线程中的异常“main”java.nio.charset.UnmappableCharacterException:输入长度= 1
????????在java.nio.charset.CoderResult.throwException(CoderResult.java:261)
????????在sun.nio.cs.StreamDecoder.implRead(StreamDecoder.java:319)
????????在sun.nio.cs.StreamDecoder.read(StreamDecoder.java:158)
????????在java.io.InputStreamReader.read(InputStreamReader.java:167)
????????在java.io.BufferedReader.fill(BufferedReader.java:136)
????????在java.io.BufferedReader.read(BufferedReader.java:157)
????????at scala.io.BufferedSource $$ anonfun $ 1 $$ anonfun $ apply $ 1.apply(BufferedSource.scala:29)
????????at scala.io.BufferedSource $$ anonfun $ 1 $$ anonfun $ apply $ 1.apply(BufferedSource.scala:29)
????????在scala.io.Codec.wrap(Codec.scala:65)
????????at scala.io.BufferedSource $$ anonfun $ 1.apply(BufferedSource.scala:29)
????????at scala.io.BufferedSource $$ anonfun $ 1.apply(BufferedSource.scala:29)
????????at scala.collection.Iterator $$ anon $ 14.next(Iterator.scala:149)
????????at scala.collection.Iterator $$ anon $ 2.next(Iterator.scala:745)
????????at scala.collection.Iterator $$ anon $ 2.head(Iterator.scala:732)
????????at scala.collection.Iterator $$ anon $ 24.hasNext(Iterator.scala:405)
????????at scala.collection.Iterator $$ anon $ 20.hasNext(Iterator.scala:320)
????????在scala.io.Source.hasNext(Source.scala:209)
????????at scala.collection.Iterator $ class.foreach(Iterator.scala:534)
????????在scala.io.Source.foreach(Source.scala:143)
…
在infillreports.Main $ .main(Main.scala:8)
????????在infillreports.Main.main(Main.scala)
Java结果:1