java implementation of enry

Signed-off-by: Miguel Molina <miguel@erizocosmi.co>

java/build.sbt

@@ -0,0 +1,38 @@
+name := "enry-java"
+organization := "tech.sourced"
+version := "1.0"
+
+crossPaths := false
+autoScalaLibrary := false
+publishMavenStyle := true
+exportJars := true
+
+libraryDependencies += "com.novocode" % "junit-interface" % "0.11" % Test
+
+unmanagedBase := baseDirectory.value / "lib"
+unmanagedClasspath in Test += baseDirectory.value / "shared"
+unmanagedClasspath in Runtime += baseDirectory.value / "shared"
+unmanagedClasspath in Compile += baseDirectory.value / "shared"
+testOptions += Tests.Argument(TestFrameworks.JUnit)
+
+lazy val buildNative = taskKey[Unit]("builds native code")
+
+buildNative := {
+  val res = "make"!;
+  if (res != 0) throw new RuntimeException("unable to generate shared libraries and native jar bindings")
+}
+
+test := {
+  buildNative.value
+  (test in Test).value
+}
+
+compile := {
+  buildNative.value
+  (compile in Compile).value
+}
+
+assembly := {
+  buildNative.value
+  assembly.value
+}