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>
---
 .../star/script/framework/io/XInputStreamImpl.java | 109 +++++++++++++++++++++
 1 file changed, 109 insertions(+)
 create mode 100644 scripting/java/com/sun/star/script/framework/io/XInputStreamImpl.java

(limited to 'scripting/java/com/sun/star/script/framework/io/XInputStreamImpl.java')

diff --git a/scripting/java/com/sun/star/script/framework/io/XInputStreamImpl.java b/scripting/java/com/sun/star/script/framework/io/XInputStreamImpl.java
new file mode 100644
index 000000000..8320b6227
--- /dev/null
+++ b/scripting/java/com/sun/star/script/framework/io/XInputStreamImpl.java
@@ -0,0 +1,109 @@
+/*
+ * 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.script.framework.io;
+
+import com.sun.star.io.XInputStream;
+
+import java.io.IOException;
+import java.io.InputStream;
+
+public class XInputStreamImpl implements XInputStream {
+
+    private final InputStream is;
+
+    public XInputStreamImpl(InputStream is) {
+        this.is = is;
+    }
+
+    public int readBytes(/*OUT*/byte[][] aData, /*IN*/int nBytesToRead) throws
+        com.sun.star.io.NotConnectedException,
+        com.sun.star.io.BufferSizeExceededException, com.sun.star.io.IOException {
+
+        aData[ 0 ] = new byte[ nBytesToRead ];
+        int totalBytesRead = 0;
+
+        try {
+            int bytesRead;
+
+            while ((bytesRead = is.read(aData[ 0 ], totalBytesRead, nBytesToRead)) > 0
+                   && (totalBytesRead < nBytesToRead)) {
+                totalBytesRead += bytesRead;
+                nBytesToRead -= bytesRead;
+            }
+        } catch (IOException e) {
+            throw new com.sun.star.io.IOException(e);
+        } catch (IndexOutOfBoundsException aie) {
+            throw new com.sun.star.io.BufferSizeExceededException(aie);
+        }
+
+        return totalBytesRead;
+    }
+
+    public int readSomeBytes(/*OUT*/byte[][] aData, /*IN*/int nMaxBytesToRead)
+    throws com.sun.star.io.NotConnectedException,
+        com.sun.star.io.BufferSizeExceededException, com.sun.star.io.IOException {
+
+        int bytesToRead = nMaxBytesToRead;
+        int availableBytes = available();
+
+        if (availableBytes < nMaxBytesToRead) {
+            bytesToRead = availableBytes;
+        }
+
+        int read =  readBytes(aData, bytesToRead);
+        return read;
+    }
+
+    public void skipBytes(/*IN*/int nBytesToSkip) throws
+        com.sun.star.io.NotConnectedException,
+        com.sun.star.io.BufferSizeExceededException, com.sun.star.io.IOException {
+
+        try {
+            do {
+                nBytesToSkip -= is.skip(nBytesToSkip);
+            } while (nBytesToSkip > 0);
+        } catch (IOException e) {
+            throw new com.sun.star.io.IOException(e);
+        }
+    }
+
+    public int available() throws
+        com.sun.star.io.NotConnectedException, com.sun.star.io.IOException {
+
+        int bytesAvail = 0;
+
+        try {
+            bytesAvail = is.available();
+        } catch (IOException e) {
+            throw new com.sun.star.io.IOException(e);
+        }
+
+        return bytesAvail;
+    }
+
+    public void closeInput() throws
+        com.sun.star.io.NotConnectedException, com.sun.star.io.IOException {
+
+        try {
+            is.close();
+        } catch (IOException e) {
+            throw new com.sun.star.io.IOException(e);
+        }
+    }
+}
\ No newline at end of file
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