Conversion to Kotlin

1 files changed, 43 insertions, 0 deletions

diff --git a/app/src/main/java/org/pacien/tincapp/commands/Executor.kt b/app/src/main/java/org/pacien/tincapp/commands/Executor.kt
new file mode 100644
index 0000000..160f0cd
--- /dev/null
+++ b/app/src/main/java/org/pacien/tincapp/commands/Executor.kt
@@ -0,0 +1,43 @@
+package org.pacien.tincapp.commands
+
+import java.io.BufferedReader
+import java.io.IOException
+import java.io.InputStreamReader
+import java.util.*
+
+/**
+ * @author pacien
+ */
+internal object Executor {
+
+    init {
+        System.loadLibrary("exec")
+    }
+
+    /**
+     * @return -1 on error, forked child PID otherwise
+     */
+    private external fun forkExec(argcv: Array<String>): Int
+
+    @Throws(IOException::class)
+    fun forkExec(cmd: Command) {
+        if (forkExec(cmd.asArray()) == -1)
+            throw IOException()
+    }
+
+    @Throws(IOException::class)
+    fun call(cmd: Command): List<String> {
+        val proc = ProcessBuilder(cmd.asList()).start()
+        val outputReader = BufferedReader(InputStreamReader(proc.inputStream))
+
+        var line: String? = outputReader.readLine()
+        val list = LinkedList<String>()
+        while (line != null) {
+            line = outputReader.readLine()
+            list.add(line)
+        }
+
+        return list
+    }
+
+}