From ed5640d8b587fbcfed7dd7967f3de04b37a76f26 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 11:06:44 +0200
Subject: Adding upstream version 4:7.4.7.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../adapter/XOutputStreamToByteArrayAdapter.java   | 94 ++++++++++++++++++++++
 1 file changed, 94 insertions(+)
 create mode 100644 ridljar/com/sun/star/lib/uno/adapter/XOutputStreamToByteArrayAdapter.java

(limited to 'ridljar/com/sun/star/lib/uno/adapter/XOutputStreamToByteArrayAdapter.java')

diff --git a/ridljar/com/sun/star/lib/uno/adapter/XOutputStreamToByteArrayAdapter.java b/ridljar/com/sun/star/lib/uno/adapter/XOutputStreamToByteArrayAdapter.java
new file mode 100644
index 000000000..48871277a
--- /dev/null
+++ b/ridljar/com/sun/star/lib/uno/adapter/XOutputStreamToByteArrayAdapter.java
@@ -0,0 +1,94 @@
+/*
+ * 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.lib.uno.adapter;
+
+import com.sun.star.io.*;
+import  com.sun.star.lib.uno.helper.ComponentBase;
+
+public final class XOutputStreamToByteArrayAdapter
+    extends ComponentBase
+    implements XOutputStream
+{
+    private static final int initialSize = 100240; // 10 kb
+    private int size = 0;
+    private int position = 0;
+    private boolean externalBuffer = false;
+    private byte[] buffer;
+
+    /** Creates a new instance of ByteArrayXOutputStream */
+    public XOutputStreamToByteArrayAdapter() {
+        this(null);
+    }
+
+    public XOutputStreamToByteArrayAdapter(byte[] aBuffer) {
+        if (aBuffer != null) {
+            externalBuffer = true;
+            buffer = aBuffer;
+            size = buffer.length;
+        } else {
+            size = initialSize;
+            buffer = new byte[size];
+        }
+    }
+
+    public byte[] getBuffer() {
+        return buffer;
+    }
+
+    public void closeOutput()
+        throws com.sun.star.io.NotConnectedException,
+            com.sun.star.io.BufferSizeExceededException,
+            com.sun.star.io.IOException
+    {
+        // trim buffer
+        if ( buffer.length > position && !externalBuffer )
+        {
+            byte[] newBuffer = new byte[position];
+            System.arraycopy(buffer, 0, newBuffer, 0, position);
+            buffer = newBuffer;
+        }
+    }
+
+    public void flush()
+        throws com.sun.star.io.NotConnectedException,
+            com.sun.star.io.BufferSizeExceededException,
+            com.sun.star.io.IOException
+    {
+    }
+
+    public void writeBytes(byte[] values)
+        throws com.sun.star.io.NotConnectedException,
+            com.sun.star.io.BufferSizeExceededException,
+            com.sun.star.io.IOException
+    {
+        if ( values.length > size-position )
+        {
+            if ( externalBuffer )
+                throw new BufferSizeExceededException("out of buffer space, cannot grow external buffer");
+            while ( values.length > size-position ) {
+                size *= 2;
+            }
+            byte[] newBuffer = new byte[size];
+            System.arraycopy(buffer, 0, newBuffer, 0, position);
+            buffer = newBuffer;
+        }
+        System.arraycopy(values, 0, buffer, position, values.length);
+        position += values.length;
+    }
+
+}
-- 
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