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-rw-r--r--ridljar/com/sun/star/lib/uno/adapter/InputStreamToXInputStreamAdapter.java145
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diff --git a/ridljar/com/sun/star/lib/uno/adapter/InputStreamToXInputStreamAdapter.java b/ridljar/com/sun/star/lib/uno/adapter/InputStreamToXInputStreamAdapter.java
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+/*
+ * 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 java.io.IOException;
+
+import com.sun.star.io.XInputStream;
+
+import java.io.InputStream;
+
+/** The <code>InputStreamToInputXStreamAdapter</code> wraps the
+ Java <code>InputStream</code> object into a
+ UNO <code>XInputStream</code> object.
+ This allows users to access an <code>InputStream</code>
+ as if it were an <code>XInputStream</code>.
+ */
+public final class InputStreamToXInputStreamAdapter implements XInputStream {
+
+ /**
+ * Internal store to the InputStream
+ */
+ private final InputStream iIn;
+
+ /**
+ * Constructor.
+ *
+ * @param in The <code>XInputStream</code> to be
+ * accessed as an <code>InputStream</code>.
+ */
+ public InputStreamToXInputStreamAdapter (InputStream in)
+ {
+ iIn = in;
+ }
+
+ public int available() throws
+ com.sun.star.io.IOException
+ {
+
+ int bytesAvail;
+
+ try {
+ bytesAvail = iIn.available();
+ } catch (IOException e) {
+ throw new com.sun.star.io.IOException(e);
+ }
+
+ return bytesAvail;
+ }
+
+ public void closeInput() throws
+ com.sun.star.io.IOException
+ {
+ try {
+ iIn.close();
+ } catch (IOException e) {
+ throw new com.sun.star.io.IOException(e);
+ }
+ }
+
+ public int readBytes(byte[][] b, int len) throws
+ com.sun.star.io.IOException
+ {
+ try {
+ long bytesRead;
+ if (len >iIn.available()) {
+ bytesRead = iIn.read(b[0], 0, iIn.available());
+ }
+ else{
+ bytesRead = iIn.read(b[0], 0, len);
+ }
+ // Casting bytesRead to an int is okay, since the user can
+ // only pass in an integer length to read, so the bytesRead
+ // must <= len.
+
+ if (bytesRead <= 0) {
+ return 0;
+ }
+ return ((int)bytesRead);
+
+
+ } catch (IOException e) {
+ throw new com.sun.star.io.IOException("reader error", e);
+ }
+ }
+
+ public int readSomeBytes(byte[][] b, int len) throws
+ com.sun.star.io.IOException
+ {
+ try {
+ long bytesRead;
+ if (len >iIn.available()) {
+ bytesRead = iIn.read(b[0], 0, iIn.available());
+ }
+ else{
+ bytesRead = iIn.read(b[0], 0, len);
+ }
+ // Casting bytesRead to an int is okay, since the user can
+ // only pass in an integer length to read, so the bytesRead
+ // must <= len.
+
+ if (bytesRead <= 0) {
+ return 0;
+ }
+ return ((int)bytesRead);
+
+
+ } catch (IOException e) {
+ throw new com.sun.star.io.IOException("reader error", e);
+ }
+ }
+
+ public void skipBytes(int n) throws
+ com.sun.star.io.IOException
+ {
+ try {
+ iIn.available();
+ } catch (IOException e) {
+ throw new com.sun.star.io.IOException(e);
+ }
+
+ do {
+ try {
+ n -= iIn.skip(n);
+ } catch (IOException e) {
+ throw new com.sun.star.io.IOException(e);
+ }
+ } while (n > 0);
+ }
+}
+