1 files changed, 98 insertions, 0 deletions
diff --git a/app/src/main/java/org/apache/commons/net/io/CopyStreamEvent.java b/app/src/main/java/org/apache/commons/net/io/CopyStreamEvent.java
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+++ b/app/src/main/java/org/apache/commons/net/io/CopyStreamEvent.java
@@ -0,0 +1,98 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.commons.net.io;
+
+import java.util.EventObject;
+
+/**
+ * A CopyStreamEvent is triggered after every write performed by a
+ * stream copying operation.  The event stores the number of bytes
+ * transferred by the write triggering the event as well as the total
+ * number of bytes transferred so far by the copy operation.
+ * <p>
+ * <p>
+ * @see CopyStreamListener
+ * @see CopyStreamAdapter
+ * @see Util
+ * @author <a href="mailto:savarese@apache.org">Daniel F. Savarese</a>
+ * @version $Id: CopyStreamEvent.java 489397 2006-12-21 16:28:51Z rwinston $
+ */
+public class CopyStreamEvent extends EventObject
+{
+    /**
+     * Constant used to indicate the stream size is unknown.
+     */
+    public static final long UNKNOWN_STREAM_SIZE = -1;
+
+    private int bytesTransferred;
+    private long totalBytesTransferred;
+    private long streamSize;
+
+    /**
+     * Creates a new CopyStreamEvent instance.
+     * @param source  The source of the event.
+     * @param totalBytesTransferred The total number of bytes transferred so
+     *   far during a copy operation.
+     * @param bytesTransferred  The number of bytes transferred during the
+     *        write that triggered the CopyStreamEvent.
+     * @param streamSize  The number of bytes in the stream being copied.
+     *          This may be set to <code>UNKNOWN_STREAM_SIZE</code> if the
+     *          size is unknown.
+     */
+    public CopyStreamEvent(Object source, long totalBytesTransferred,
+                           int bytesTransferred, long streamSize)
+    {
+        super(source);
+        this.bytesTransferred = bytesTransferred;
+        this.totalBytesTransferred = totalBytesTransferred;
+        this.streamSize = streamSize;
+    }
+
+    /**
+     * Returns the number of bytes transferred by the write that triggered
+     * the event.
+     * @return The number of bytes transferred by the write that triggered
+     * the vent.
+     */
+    public int getBytesTransferred()
+    {
+        return bytesTransferred;
+    }
+
+    /**
+     * Returns the total number of bytes transferred so far by the copy
+     * operation.
+     * @return The total number of bytes transferred so far by the copy
+     * operation.
+     */
+    public long getTotalBytesTransferred()
+    {
+        return totalBytesTransferred;
+    }
+
+    /**
+     * Returns the size of the stream being copied.
+     * This may be set to <code>UNKNOWN_STREAM_SIZE</code> if the
+     * size is unknown.
+     * @return The size of the stream being copied.
+     */
+    public long getStreamSize()
+    {
+        return streamSize;
+    }
+}