initial code repo

[stor4nfv.git] / src / ceph / src / java / java / com / ceph / fs / CephFileExtent.java

diff --git a/src/ceph/src/java/java/com/ceph/fs/CephFileExtent.java b/src/ceph/src/java/java/com/ceph/fs/CephFileExtent.java
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+++ b/src/ceph/src/java/java/com/ceph/fs/CephFileExtent.java
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+/*
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+package com.ceph.fs;
+
+import java.util.Arrays;
+
+/**
+ * Holds information about a file extent in CephFS.
+ */
+public class CephFileExtent {
+  private long offset;
+  private long length;
+  private int[] osds;
+
+  CephFileExtent(long offset, long length, int[] osds) {
+    this.offset = offset;
+    this.length = length;
+    this.osds = osds;
+  }
+
+  /**
+   * Get starting offset of extent.
+   */
+  public long getOffset() {
+    return offset;
+  }
+
+  /**
+   * Get length of extent.
+   */
+  public long getLength() {
+    return length;
+  }
+
+  /**
+   * Get list of OSDs with this extent.
+   */
+  public int[] getOSDs() {
+    return osds;
+  }
+
+  /**
+   * Pretty print.
+   */
+  public String toString() {
+    return "extent[" + offset + "," + length + ","
+      + Arrays.toString(osds) + "]";
+  }
+}