+++ /dev/null
-package org.apache.lucene.store;
-
-/**
- * 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.
- */
-
-import java.io.IOException;
-import java.io.Closeable;
-
-/** Abstract base class for output to a file in a Directory. A random-access
- * output stream. Used for all Lucene index output operations.
- * @see Directory
- * @see IndexInput
- */
-public abstract class IndexOutput extends DataOutput implements Closeable {
-
- /** Forces any buffered output to be written. */
- public abstract void flush() throws IOException;
-
- /** Closes this stream to further operations. */
- public abstract void close() throws IOException;
-
- /** Returns the current position in this file, where the next write will
- * occur.
- * @see #seek(long)
- */
- public abstract long getFilePointer();
-
- /** Sets current position in this file, where the next write will occur.
- * @see #getFilePointer()
- */
- public abstract void seek(long pos) throws IOException;
-
- /** The number of bytes in the file. */
- public abstract long length() throws IOException;
-
- /** Set the file length. By default, this method does
- * nothing (it's optional for a Directory to implement
- * it). But, certain Directory implementations (for
- * example @see FSDirectory) can use this to inform the
- * underlying IO system to pre-allocate the file to the
- * specified size. If the length is longer than the
- * current file length, the bytes added to the file are
- * undefined. Otherwise the file is truncated.
- * @param length file length
- */
- public void setLength(long length) throws IOException {}
-}