Add 'sgx-jvm/avian/' from commit '09e4fe60d01f4f4bfb6b2976973bb4913ef61edc'

git-subtree-dir: sgx-jvm/avian
git-subtree-mainline: f978eab8d1
git-subtree-split: 09e4fe60d0

sgx-jvm/avian/classpath/java-util.cpp

@@ -0,0 +1,58 @@
+/* Copyright (c) 2008-2015, Avian Contributors
+
+   Permission to use, copy, modify, and/or distribute this software
+   for any purpose with or without fee is hereby granted, provided
+   that the above copyright notice and this permission notice appear
+   in all copies.
+
+   There is NO WARRANTY for this software.  See license.txt for
+   details. */
+
+#include "time.h"
+#include "jni.h"
+#include "jni-util.h"
+
+namespace {
+
+#if (!defined PLATFORM_WINDOWS) || (defined _MSC_VER)
+
+void removeNewline(char* s)
+{
+  for (; s; ++s) {
+    if (*s == '\n') {
+      *s = 0;
+      break;
+    }
+  }
+}
+
+#endif
+
+}  // namespace
+
+extern "C" JNIEXPORT jstring JNICALL
+    Java_java_util_Date_toString(JNIEnv* e, jclass c UNUSED, jlong when)
+{
+  const unsigned BufferSize UNUSED = 27;
+
+  time_t time = when / 1000;
+
+#ifdef PLATFORM_WINDOWS
+  e->MonitorEnter(c);
+#ifdef _MSC_VER
+  char buffer[BufferSize];
+  ctime_s(buffer, BufferSize, &time);
+  removeNewline(buffer);
+#else
+  char* buffer = ctime(&time);
+#endif
+  jstring r = e->NewStringUTF(buffer);
+  e->MonitorExit(c);
+  return r;
+#else
+  char buffer[BufferSize];
+  ctime_r(&time, buffer);
+  removeNewline(buffer);
+  return e->NewStringUTF(buffer);
+#endif
+}