[4/5] cassandra git commit: add missing file

[jm...@apache.org]

add missing file


Project: http://git-wip-us.apache.org/repos/asf/cassandra/repo
Commit: http://git-wip-us.apache.org/repos/asf/cassandra/commit/ffa80673
Tree: http://git-wip-us.apache.org/repos/asf/cassandra/tree/ffa80673
Diff: http://git-wip-us.apache.org/repos/asf/cassandra/diff/ffa80673

Branch: refs/heads/trunk
Commit: ffa806733e7492d3d4b54957f911af501e043df9
Parents: 1fec4a4
Author: Joshua McKenzie <jm...@apache.org>
Authored: Tue Dec 16 15:06:02 2014 -0600
Committer: Joshua McKenzie <jm...@apache.org>
Committed: Tue Dec 16 15:06:02 2014 -0600

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 .../cassandra/io/sstable/ISSTableScanner.java   | 34 ++++++++++++++++++++
 1 file changed, 34 insertions(+)
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http://git-wip-us.apache.org/repos/asf/cassandra/blob/ffa80673/src/java/org/apache/cassandra/io/sstable/ISSTableScanner.java
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diff --git a/src/java/org/apache/cassandra/io/sstable/ISSTableScanner.java b/src/java/org/apache/cassandra/io/sstable/ISSTableScanner.java
new file mode 100644
index 0000000..b80bd87
--- /dev/null
+++ b/src/java/org/apache/cassandra/io/sstable/ISSTableScanner.java
@@ -0,0 +1,34 @@
+/**
+ * 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.cassandra.io.sstable;
+
+import org.apache.cassandra.db.columniterator.OnDiskAtomIterator;
+import org.apache.cassandra.utils.CloseableIterator;
+
+/**
+ * An ISSTableScanner is an abstraction allowing multiple SSTableScanners to be
+ * chained together under the hood.  See LeveledCompactionStrategy.getScanners.
+ */
+public interface ISSTableScanner extends CloseableIterator<OnDiskAtomIterator>
+{
+    public long getLengthInBytes();
+    public long getCurrentPosition();
+    public String getBackingFiles();
+}