Java support for passing vec<STRUCT-TYPE> and STRUCT-TYPE[] to and from methods.

Bug: 31380705
Change-Id: I7374538d0bc2b3562c997710bfa4ed1f95950589
diff --git a/generateJava.cpp b/generateJava.cpp
index 90fb101..8dab179 100644
--- a/generateJava.cpp
+++ b/generateJava.cpp
@@ -82,6 +82,7 @@
         out << "import android.os.HwBlob;\n";
         out << "import android.os.HwParcel;\n\n";
 
+        out << "import java.util.Arrays;\n";
         out << "import java.util.Vector;\n\n";
 
         for (const auto &item : mImportedNamesForJava) {
@@ -146,6 +147,8 @@
     out << "import android.os.HwBinder;\n";
     out << "import android.os.HwBlob;\n";
     out << "import android.os.HwParcel;\n\n";
+
+    out << "import java.util.Arrays;\n";
     out << "import java.util.Vector;\n\n";
 
     for (const auto &item : mImportedNamesForJava) {