error: "object file is not a member of package java.nio"

[linlone]

my installation steps are following:

$ export https_proxy=https://10.210.239.82:3128 $ export http_proxy=http://10.210.239.82:3128

$ svn co https://github.com/twitter/diffy.git/trunk/

$ ./sbt assembly downloading sbt-launch.jar [info] Loading project definition from /home/wandongde/test11/trunk/project [info] Updating {file:/home/wandongde/test11/trunk/project/}trunk-build... [info] Resolving org.fusesource.jansi#jansi;1.4 ... [info] Done updating. [info] Set current project to diffy (in build file:/home/wandongde/test11/trunk/) [info] Updating {file:/home/wandongde/test11/trunk/}diffy... [info] Resolving jline#jline;2.12.1 ... [info] Done updating. [warn] There may be incompatibilities among your library dependencies. [warn] Here are some of the libraries that were evicted: [warn] * com.twitter:finagle-http_2.11:6.25.0 -> 6.28.0 [warn] Run 'evicted' to see detailed eviction warnings [info] Generating scrooge thrift for /home/wandongde/test11/trunk/src/main/thrift/diffy.thrift ... [info] Compiling 35 Scala sources to /home/wandongde/test11/trunk/target/scala-2.11/classes... [warn] /home/wandongde/test11/trunk/src/main/scala/com/twitter/diffy/proxy/ClientService.scala:45: Procedure syntax is deprecated. Convert procedure sizeChange to method by adding : Unit =. [warn] private[this] def sizeChange(size: Int) { [warn] ^ [warn] /home/wandongde/test11/trunk/target/scala-2.11/src_managed/main/com/twitter/diffy/thriftscala/SampleService$FinagleService.scala:61: Procedure syntax is deprecated. Convert procedure addFunction to method by adding : Unit =. [warn] protected def addFunction(name: String, f: (TProtocol, Int) => Future[Array[Byte]]) { [warn] ^ [warn] /home/wandongde/test11/trunk/src/main/scala/com/twitter/diffy/Main.scala:22: a pure expression does nothing in statement position; you may be omitting necessary parentheses [warn] proxy.server [warn] ^ [warn] /home/wandongde/test11/trunk/src/main/scala/com/twitter/diffy/workflow/Workflow.scala:40: implicit numeric widening [warn] scope.scope(endpoint).provideGauge("total"){ meta.total } [warn] ^ [warn] /home/wandongde/test11/trunk/src/main/scala/com/twitter/diffy/workflow/Workflow.scala:41: implicit numeric widening [warn] scope.scope(endpoint).provideGauge("differences"){ meta.differences } [warn] ^ [warn] /home/wandongde/test11/trunk/src/main/scala/com/twitter/diffy/analysis/JoinedDifferences.scala:23: postfix operator toSeq should be enabled [warn] by making the implicit value scala.language.postfixOps visible. [warn] This can be achieved by adding the import clause 'import scala.language.postfixOps' [warn] or by setting the compiler option -language:postfixOps. [warn] See the Scala docs for value scala.language.postfixOps for a discussion [warn] why the feature should be explicitly enabled. [warn] } toSeq [warn] ^ [warn] /home/wandongde/test11/trunk/src/main/scala/com/twitter/diffy/compare/Difference.scala:137: abstract type A in type pattern scala.collection.immutable.Set[A](the underlying of Set[A]) is unchecked since it is eliminated by erasure [warn] case (ls: Set[A], rs: Set[A]) => diffSet(ls, rs) [warn] ^ [warn] /home/wandongde/test11/trunk/src/main/scala/com/twitter/diffy/compare/Difference.scala:137: abstract type A in type pattern scala.collection.immutable.Set[A](the underlying of Set[A]) is unchecked since it is eliminated by erasure [warn] case (ls: Set[A], rs: Set[A]) => diffSet(ls, rs) [warn] ^ [warn] /home/wandongde/test11/trunk/src/main/scala/com/twitter/diffy/compare/Difference.scala:138: non-variable type argument Any in type pattern com.twitter.diffy.lifter.FieldMap[Any] is unchecked since it is eliminated by erasure [warn] case (lm: FieldMap[Any], rm: FieldMap[Any]) => diffObjectMap(lm, rm) [warn] ^ [warn] /home/wandongde/test11/trunk/src/main/scala/com/twitter/diffy/compare/Difference.scala:138: non-variable type argument Any in type pattern com.twitter.diffy.lifter.FieldMap[Any] is unchecked since it is eliminated by erasure [warn] case (lm: FieldMap[Any], rm: FieldMap[Any]) => diffObjectMap(lm, rm) [warn] ^ [warn] /home/wandongde/test11/trunk/src/main/scala/com/twitter/diffy/compare/Difference.scala:139: abstract type A in type pattern scala.collection.immutable.Map[A,Any](the underlying of Map[A,Any]) is unchecked since it is eliminated by erasure [warn] case (lm: Map[A, Any], rm: Map[A, Any]) => diffMap(lm, rm) [warn] ^ [warn] /home/wandongde/test11/trunk/src/main/scala/com/twitter/diffy/compare/Difference.scala:139: abstract type A in type pattern scala.collection.immutable.Map[A,Any](the underlying of Map[A,Any]) is unchecked since it is eliminated by erasure [warn] case (lm: Map[A, Any], rm: Map[A, Any]) => diffMap(lm, rm) [warn] ^ [warn] /home/wandongde/test11/trunk/src/main/scala/com/twitter/diffy/lifter/HtmlLifter.scala:24: postfix operator toMap should be enabled [warn] by making the implicit value scala.language.postfixOps visible. [warn] } toMap [warn] ^ [warn] /home/wandongde/test11/trunk/src/main/scala/com/twitter/diffy/lifter/ThriftLifter.scala:174: implicit numeric widening [warn] case None => throw FieldOutOfBoundsException(field.id) [warn] ^ [error] /home/wandongde/test11/trunk/src/main/scala/com/twitter/diffy/scrooge/ThriftImporter.scala:5: object file is not a member of package java.nio [error] import java.nio.file.Files [error] ^ [error] /home/wandongde/test11/trunk/src/main/scala/com/twitter/diffy/scrooge/ThriftImporter.scala:12: not found: value Files [error] val thriftDir = Files.createTempDirectory("thrift-") [error] ^ [error] /home/wandongde/test11/trunk/src/main/scala/com/twitter/diffy/scrooge/ThriftImporter.scala:23: not found: value Files [error] Files.write(newFile.toPath, data.getBytes) [error] ^ [error] /home/wandongde/test11/trunk/src/main/scala/com/twitter/diffy/scrooge/ThriftImporter.scala:33: not found: value Files [error] val thriftDir = Files.createTempDirectory("thrift-") [error] ^ [error] /home/wandongde/test11/trunk/src/main/scala/com/twitter/diffy/scrooge/ThriftImporter.scala:38: not found: value Files [error] Files.copy(file.toPath, newFile.toPath) [error] ^ [error] /home/wandongde/test11/trunk/src/main/scala/com/twitter/diffy/scrooge/ThriftImporter.scala:38: value toPath is not a member of java.io.File [error] Files.copy(file.toPath, newFile.toPath) [error] ^ [warn] /home/wandongde/test11/trunk/src/main/scala/com/twitter/diffy/scrooge/ThriftImporter.scala:5: Unused import [warn] import java.nio.file.Files [warn] ^ [warn] /home/wandongde/test11/trunk/src/main/scala/com/twitter/diffy/util/EmailSender.scala:41: This catches all Throwables. If this is really intended, use case e : Throwable to clear this warning. [warn] } catch { case e => [warn] ^ [warn] /home/wandongde/test11/trunk/src/main/scala/com/twitter/diffy/workflow/ReportGenerator.scala:71: implicit numeric widening [warn] joinedEndpoint.total, [warn] ^ [warn] /home/wandongde/test11/trunk/src/main/scala/com/twitter/diffy/workflow/Workflow.scala:5: Unused import [warn] import com.twitter.diffy.analysis.{RawDifferenceCounter, DifferenceCounter, EndpointMetadata} [warn] ^ [warn] 18 warnings found [error] 6 errors found error Compilation failed [error] Total time: 23 s, completed Jun 14, 2016 3:39:43 PM

Pls help check why fail. thanks

[sukalpomitra]

Hi, Please check if you are using Java 6 or lower. You need to be in Java 7 or higher.

[sukalpomitra]

HI @linlone is your issue resolved?