1 files changed, 157 insertions, 0 deletions
diff --git a/libjava/java/nio/LongBufferImpl.java b/libjava/java/nio/LongBufferImpl.java
new file mode 100644
index 0000000..08d4ac5
--- /dev/null
+++ b/libjava/java/nio/LongBufferImpl.java
@@ -0,0 +1,157 @@
+/* LongBufferImpl.java -- 
+   Copyright (C) 2002, 2003 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU Classpath 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
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library.  Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module.  An independent module is a module which is not derived from
+or based on this library.  If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so.  If you do not wish to do so, delete this
+exception statement from your version. */
+
+
+package java.nio;
+
+/**
+ * This is a Heap memory implementation
+ */
+public final class LongBufferImpl extends LongBuffer
+{
+  private boolean readOnly;
+
+  LongBufferImpl (int capacity)
+  {
+    this (new long [capacity], 0, capacity, capacity, 0, -1, false);
+  }
+  
+  LongBufferImpl (long[] buffer, int offset, int capacity, int limit, int position, int mark, boolean readOnly)
+  {
+    super (buffer, offset, capacity, limit, position, mark);
+    this.readOnly = readOnly;
+  }
+  
+  public boolean isReadOnly ()
+  {
+    return readOnly;
+  }
+  
+  public LongBuffer slice ()
+  {
+    return new LongBufferImpl (backing_buffer, array_offset + position (), remaining (), remaining (), 0, -1, isReadOnly ());
+  }
+  
+  public LongBuffer duplicate ()
+  {
+    return new LongBufferImpl (backing_buffer, array_offset, capacity (), limit (), position (), mark, isReadOnly ());
+  }
+  
+  public LongBuffer asReadOnlyBuffer ()
+  {
+    return new LongBufferImpl (backing_buffer, array_offset, capacity (), limit (), position (), mark, true);
+  }
+  
+  public LongBuffer compact ()
+  {
+    int copied = 0;
+    
+    while (remaining () > 0)
+      {
+	put (copied, get ());
+	copied++;
+      }
+
+    position (copied);
+    return this;
+  }
+  
+  public boolean isDirect ()
+  {
+    return false;
+  }
+
+  /**
+   * Relative get method. Reads the next <code>long</code> from the buffer.
+   */
+  final public long get ()
+  {
+    long result = backing_buffer [position ()];
+    position (position () + 1);
+    return result;
+  }
+  
+  /**
+   * Relative put method. Writes <code>value</code> to the next position
+   * in the buffer.
+   * 
+   * @exception ReadOnlyBufferException If this buffer is read-only.
+   */
+  final public LongBuffer put (long value)
+  {
+    if (readOnly)
+      throw new ReadOnlyBufferException ();
+	  	    
+    backing_buffer [position ()] = value;
+    position (position () + 1);
+    return this;
+  }
+  
+  /**
+   * Absolute get method. Reads the <code>long</code> at position
+   * <code>index</code>.
+   *
+   * @exception IndexOutOfBoundsException If index is negative or not smaller
+   * than the buffer's limit.
+   */
+  final public long get (int index)
+  {
+    return backing_buffer [index];
+  }
+  
+  /**
+   * Absolute put method. Writes <code>value</value> to position
+   * <code>index</code> in the buffer.
+   *
+   * @exception IndexOutOfBoundsException If index is negative or not smaller
+   * than the buffer's limit.
+   * @exception ReadOnlyBufferException If this buffer is read-only.
+   */
+  final public LongBuffer put (int index, long value)
+  {
+    if (readOnly)
+      throw new ReadOnlyBufferException ();
+    	    
+    backing_buffer [index] = value;
+    return this;
+  }
+  
+  final public ByteOrder order ()
+  {
+    return ByteOrder.nativeOrder ();
+  }
+}