1 files changed, 69 insertions, 0 deletions
diff --git a/src/main/java/de/waldheinz/fs/fat/DirectoryFullException.java b/src/main/java/de/waldheinz/fs/fat/DirectoryFullException.java
new file mode 100644
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+++ b/src/main/java/de/waldheinz/fs/fat/DirectoryFullException.java
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+/*
+ * Copyright (C) 2009,2010 Matthias Treydte <mt@waldheinz.de>
+ *
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published
+ * by the Free Software Foundation; either version 2.1 of the License, or
+ * (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
+ * License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library; If not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+package de.waldheinz.fs.fat;
+
+import java.io.IOException;
+
+/**
+ * Gets thrown when either
+ * <ul>
+ * <li>a {@link Fat16RootDirectory} becomes full or</li>
+ * <li>a {@link ClusterChainDirectory} grows beyond it's
+ *      {@link ClusterChainDirectory#MAX_SIZE maximum size}
+ * </ul>
+ * 
+ * @author Matthias Treydte &lt;waldheinz at gmail.com&gt;
+ */
+public final class DirectoryFullException extends IOException {
+    private final static long serialVersionUID = 2;
+    private final int currentCapacity;
+    private final int requestedCapacity;
+    
+    DirectoryFullException(int currentCapacity, int requestedCapacity) {
+        this("directory is full", currentCapacity, requestedCapacity);
+    }
+    
+    DirectoryFullException(String message,
+            int currentCapacity, int requestedCapacity) {
+
+        super(message);
+
+        this.currentCapacity = currentCapacity;
+        this.requestedCapacity = requestedCapacity;
+    }
+    
+    /**
+     * Returns the current capacity of the directory.
+     *
+     * @return the current capacity
+     */
+    public int getCurrentCapacity() {
+        return currentCapacity;
+    }
+
+    /**
+     * Returns the capacity the directory tried to grow, which did not succeed.
+     *
+     * @return the requested capacity
+     */
+    public int getRequestedCapacity() {
+        return requestedCapacity;
+    }
+    
+}