From ed5640d8b587fbcfed7dd7967f3de04b37a76f26 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 11:06:44 +0200 Subject: Adding upstream version 4:7.4.7. Signed-off-by: Daniel Baumann --- .../comp/hsqldb/StorageNativeOutputStream.java | 145 +++++++++++++++++++++ 1 file changed, 145 insertions(+) create mode 100644 connectivity/com/sun/star/sdbcx/comp/hsqldb/StorageNativeOutputStream.java (limited to 'connectivity/com/sun/star/sdbcx/comp/hsqldb/StorageNativeOutputStream.java') diff --git a/connectivity/com/sun/star/sdbcx/comp/hsqldb/StorageNativeOutputStream.java b/connectivity/com/sun/star/sdbcx/comp/hsqldb/StorageNativeOutputStream.java new file mode 100644 index 000000000..8cc6cb07d --- /dev/null +++ b/connectivity/com/sun/star/sdbcx/comp/hsqldb/StorageNativeOutputStream.java @@ -0,0 +1,145 @@ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * 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 . + */ +package com.sun.star.sdbcx.comp.hsqldb; + +public class StorageNativeOutputStream { + static { NativeLibraries.load(); } + + /** Creates a new instance of StorageNativeOutputStream */ + public StorageNativeOutputStream(String _name, Object key) { + openStream(_name, (String)key, NativeStorageAccess.WRITE | NativeStorageAccess.TRUNCATE); + } + + private native void openStream(String name,String key, int mode); + /** + * Writes len bytes from the specified byte array + * starting at offset off to this output stream. + * The general contract for write(b, off, len) is that + * some of the bytes in the array b are written to the + * output stream in order; element b[off] is the first + * byte written and b[off+len-1] is the last byte written + * by this operation. + *

+ * The write method of OutputStream calls + * the write method of one argument on each of the bytes to be + * written out. Subclasses are encouraged to override this method and + * provide a more efficient implementation. + *

+ * If b is null, a + * NullPointerException is thrown. + *

+ * If off is negative, or len is negative, or + * off+len is greater than the length of the array + * b, then an IndexOutOfBoundsException is thrown. + * @param key The name of the data source. + * @param _file The name of the file to write to. + * @param b the data. + * @param off the start offset in the data. + * @param len the number of bytes to write. + * @exception java.io.IOException if an I/O error occurs. In particular, + * an IOException is thrown if the output + * stream is closed. + */ + public native void write(String key,String _file,byte[] b, int off, int len) throws java.io.IOException; + + /** + * Writes b.length bytes from the specified byte array + * to this output stream. The general contract for write(b) + * is that it should have exactly the same effect as the call + * write(b, 0, b.length). + * + * @param b the data. + * @exception java.io.IOException if an I/O error occurs. + * @see java.io.OutputStream#write(byte[], int, int) + */ + public native void write(String key,String _file,byte[] b) throws java.io.IOException; + + /** + * Closes this output stream and releases any system resources + * associated with this stream. The general contract of close + * is that it closes the output stream. A closed stream cannot perform + * output operations and cannot be reopened. + *

+ * The close method of OutputStream does nothing. + * @param key The name of the data source. + * @param _file The name of the file to write to. + * + * @exception java.io.IOException if an I/O error occurs. + */ + public native void close(String key,String _file) throws java.io.IOException; + + /** + * Writes the specified byte to this output stream. The general + * contract for write is that one byte is written + * to the output stream. The byte to be written is the eight + * low-order bits of the argument b. The 24 + * high-order bits of b are ignored. + *

+ * Subclasses of OutputStream must provide an + * implementation for this method. + * + * @param key The name of the data source. + * @param _file The name of the file to write to. + * @param b the byte. + * @exception java.io.IOException if an I/O error occurs. In particular, + * an IOException may be thrown if the + * output stream has been closed. + */ + public native void write(String key,String _file,int b) throws java.io.IOException; + + /** + * Flushes this output stream and forces any buffered output bytes + * to be written out. The general contract of flush is + * that calling it is an indication that, if any bytes previously + * written have been buffered by the implementation of the output + * stream, such bytes should immediately be written to their + * intended destination. + *

+ * The flush method of OutputStream does nothing. + * @param key The name of the data source. + * @param _file The name of the file to write to. + * + * @exception java.io.IOException if an I/O error occurs. + */ + public native void flush(String key,String _file) throws java.io.IOException; + + /** + * Force all system buffers to synchronize with the underlying + * device. This method returns after all modified data and + * attributes have been written to the relevant device(s). + * + * sync is meant to be used by code that requires physical + * storage (such as a file) to be in a known state For + * example, a class that provided a simple transaction facility + * might use sync to ensure that all changes to a file caused + * by a given transaction were recorded on a storage medium. + * + * sync only affects buffers downstream. If + * any in-memory buffering is being done by the application (for + * example, by a BufferedOutputStream object), those buffers must + * be flushed (for example, by invoking + * OutputStream.flush) before that data will be affected by sync. + * + * @exception java.io.IOException + * Thrown when the buffers cannot be flushed, + * or because the system cannot guarantee that all the + * buffers have been synchronized with physical media. + */ + public native void sync(String key,String _file) throws java.io.IOException; + +} -- cgit v1.2.3