From 52fa9a47498a3727d11a34205c9920f9a10e8aeb Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Fri, 19 Sep 2014 18:13:06 +0200
Subject: Rework file transfer, try to use callbacks for everything

No more juggling with sendRange() and sendData(), which was easy to
use wrong, and cause lots of weird errors.
---
 .../java/org/openslx/filetransfer/FileRange.java   | 46 ++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 src/main/java/org/openslx/filetransfer/FileRange.java

(limited to 'src/main/java/org/openslx/filetransfer/FileRange.java')

diff --git a/src/main/java/org/openslx/filetransfer/FileRange.java b/src/main/java/org/openslx/filetransfer/FileRange.java
new file mode 100644
index 0000000..30edefc
--- /dev/null
+++ b/src/main/java/org/openslx/filetransfer/FileRange.java
@@ -0,0 +1,46 @@
+package org.openslx.filetransfer;
+
+public class FileRange
+{
+
+	/**
+	 * Offset of first byte of range in file, inclusive
+	 */
+	public final long startOffset;
+	/**
+	 * Offset of last byte of range in file, exclusive
+	 */
+	public final long endOffset;
+
+	/**
+	 * Create a FileRange instance
+	 * 
+	 * @param startOffset Offset of first byte of range in file, inclusive
+	 * @param endOffset Offset of last byte of range in file, exclusive
+	 */
+	public FileRange( long startOffset, long endOffset )
+	{
+		this.startOffset = startOffset;
+		this.endOffset = endOffset;
+	}
+
+	/**
+	 * Get length of range
+	 * 
+	 * @return length of range, in bytes
+	 */
+	public int getLength()
+	{
+		return (int) ( endOffset - startOffset );
+	}
+
+	@Override
+	public boolean equals( Object other )
+	{
+		if ( other == null || ! ( other instanceof FileRange ) )
+			return false;
+		FileRange o = (FileRange)other;
+		return o.startOffset == this.startOffset && o.endOffset == this.endOffset;
+	}
+
+}
-- 
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