From 79b532d8b6702a5599e7a3eac1416f562405668e Mon Sep 17 00:00:00 2001
From: Tarun Gupta <tarun1995gupta@gmail.com>
Date: Tue, 23 Jun 2015 22:11:12 +0530
Subject: Add Base Functionalities.

Adds FileSize, SafeString, StartStoppable, StartStopper and TriState.

License:
This patch is BSD-licensed, see Documentation/Licenses/BSD-simplified.txt for details.

Test-Information:
None.

Change-Id: I94020700a77bb33dab39fb838eefc96c07b73868

diff --git a/src/com/isode/stroke/base/FileSize.java b/src/com/isode/stroke/base/FileSize.java
new file mode 100644
index 0000000..c332626
--- /dev/null
+++ b/src/com/isode/stroke/base/FileSize.java
@@ -0,0 +1,21 @@
+/*
+ * Copyright (c) 2010-2014 Isode Limited.
+ * All rights reserved.
+ * See the COPYING file for more information.
+ */
+
+package com.isode.stroke.base;
+
+public class FileSize {
+
+	public static String formatSize(long bytes) {
+		char siPrefix[] = {'k', 'M', 'G', 'T', 'P', 'E', 'Z', 'Y'};
+		int power = 0;
+		double engBytes = (double)bytes;
+		while (engBytes >= 1000) {
+			++power;
+			engBytes = (double)(engBytes / 1000.0);
+		}
+		return String.format("%.1f", engBytes) + (power > 0 ? (siPrefix[power-1] + "B") : "" );
+	}
+}
\ No newline at end of file
diff --git a/src/com/isode/stroke/base/SafeString.java b/src/com/isode/stroke/base/SafeString.java
new file mode 100644
index 0000000..3640671
--- /dev/null
+++ b/src/com/isode/stroke/base/SafeString.java
@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2011-2015 Isode Limited.
+ * All rights reserved.
+ * See the COPYING file for more information.
+ */
+/*
+ * Copyright (c) 2015 Tarun Gupta.
+ * Licensed under the simplified BSD license.
+ * See Documentation/Licenses/BSD-simplified.txt for more information.
+ */
+
+package com.isode.stroke.base;
+
+import com.isode.stroke.base.SafeByteArray;
+
+public class SafeString {
+
+	private SafeByteArray data;
+
+	public SafeString(SafeByteArray data) {
+		this.data = data;
+	}
+
+	public SafeString(String s) {
+		this.data = new SafeByteArray(s);
+	}
+
+	public SafeByteArray getData() {
+		return data;
+	}
+}
\ No newline at end of file
diff --git a/src/com/isode/stroke/base/StartStoppable.java b/src/com/isode/stroke/base/StartStoppable.java
new file mode 100644
index 0000000..1c6c404
--- /dev/null
+++ b/src/com/isode/stroke/base/StartStoppable.java
@@ -0,0 +1,13 @@
+/*
+ * Copyright (c) 2015 Tarun Gupta.
+ * Licensed under the simplified BSD license.
+ * See Documentation/Licenses/BSD-simplified.txt for more information.
+ */
+
+package com.isode.stroke.base;
+
+public interface StartStoppable {
+
+	void start();
+    void stop();
+}
\ No newline at end of file
diff --git a/src/com/isode/stroke/base/StartStopper.java b/src/com/isode/stroke/base/StartStopper.java
new file mode 100755
index 0000000..3f66ce9
--- /dev/null
+++ b/src/com/isode/stroke/base/StartStopper.java
@@ -0,0 +1,25 @@
+/*
+ * Copyright (c) 2010 Isode Limited.
+ * All rights reserved.
+ * See the COPYING file for more information.
+ */
+/*
+ * Copyright (c) 2015 Tarun Gupta.
+ * Licensed under the simplified BSD license.
+ * See Documentation/Licenses/BSD-simplified.txt for more information.
+ */
+
+package com.isode.stroke.base;
+
+import com.isode.stroke.network.Timer;
+import com.isode.stroke.base.StartStoppable;
+
+public class StartStopper<T extends StartStoppable> {
+
+	private T target;
+
+	public StartStopper(T target) {
+		this.target = target;
+		target.start();
+	}
+}
\ No newline at end of file
diff --git a/src/com/isode/stroke/base/Tristate.java b/src/com/isode/stroke/base/Tristate.java
new file mode 100644
index 0000000..edfba92
--- /dev/null
+++ b/src/com/isode/stroke/base/Tristate.java
@@ -0,0 +1,18 @@
+/*
+ * Copyright (c) 2015 Isode Limited.
+ * All rights reserved.
+ * See the COPYING file for more information.
+ */
+/*
+ * Copyright (c) 2015 Tarun Gupta.
+ * Licensed under the simplified BSD license.
+ * See Documentation/Licenses/BSD-simplified.txt for more information.
+ */
+
+package com.isode.stroke.base;
+
+public enum Tristate {
+	Yes,
+	No,
+	Maybe
+};
\ No newline at end of file
-- 
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