INTEGRATION: CWS sdk10 (1.1.2); FILE ADDED

2004/02/04 15:30:07 mi 1.1.2.1: Java-stream to UNO-stream wrapper added

1 files changed, 200 insertions, 0 deletions

diff --git a/javaunohelper/com/sun/star/lib/uno/adapter/InputStreamToXInputStreamAdapter.java b/javaunohelper/com/sun/star/lib/uno/adapter/InputStreamToXInputStreamAdapter.java
new file mode 100644
index 000000000000..e75ee96a1864
--- /dev/null
+++ b/javaunohelper/com/sun/star/lib/uno/adapter/InputStreamToXInputStreamAdapter.java
@@ -0,0 +1,200 @@
+/*************************************************************************
+ *
+ *  $RCSfile: InputStreamToXInputStreamAdapter.java,v $
+ *
+ *  $Revision: 1.2 $
+ *
+ *  last change: $Author: kz $ $Date: 2004-05-19 10:29:18 $
+ *
+ *  The Contents of this file are made available subject to the terms of
+ *  either of the following licenses
+ *
+ *         - GNU Lesser General Public License Version 2.1
+ *         - Sun Industry Standards Source License Version 1.1
+ *
+ *  Sun Microsystems Inc., October, 2000
+ *
+ *  GNU Lesser General Public License Version 2.1
+ *  =============================================
+ *  Copyright 2000 by Sun Microsystems, Inc.
+ *  901 San Antonio Road, Palo Alto, CA 94303, USA
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Lesser General Public
+ *  License version 2.1, as published by the Free Software Foundation.
+ *
+ *  This library is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *  Lesser General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Lesser General Public
+ *  License along with this library; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ *  MA  02111-1307  USA
+ *
+ *
+ *  Sun Industry Standards Source License Version 1.1
+ *  =================================================
+ *  The contents of this file are subject to the Sun Industry Standards
+ *  Source License Version 1.1 (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.openoffice.org/license.html.
+ *
+ *  Software provided under this License is provided on an "AS IS" basis,
+ *  WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
+ *  WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
+ *  MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
+ *  See the License for the specific provisions governing your rights and
+ *  obligations concerning the Software.
+ *
+ *  The Initial Developer of the Original Code is: Sun Microsystems, Inc.
+ *
+ *  Copyright: 2000 by Sun Microsystems, Inc.
+ *
+ *  All Rights Reserved.
+ *
+ *  Contributor(s): _______________________________________
+ *
+ *
+ ************************************************************************/
+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 class InputStreamToXInputStreamAdapter implements XInputStream {
+
+    /**
+     *  Internal store to the InputStream
+     */
+    private 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.toString());
+        }
+
+        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.toString());
+        }
+    }
+
+    public int readBytes(byte[][] b, int len) throws
+            com.sun.star.io.IOException
+    {
+        int count = 0;
+        try {
+        long bytesRead=0;
+        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(-1);
+        }
+        return ((int)bytesRead);
+
+
+        } catch (IOException e) {
+            throw new com.sun.star.io.IOException("reader error: "+e.toString());
+        }
+    }
+
+    public int readSomeBytes(byte[][] b, int len) throws
+            com.sun.star.io.IOException
+    {
+        int count = 0;
+        try {
+        long bytesRead=0;
+        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(-1);
+        }
+        return ((int)bytesRead);
+
+
+        } catch (IOException e) {
+            throw new com.sun.star.io.IOException("reader error: "+e.toString());
+        }
+    }
+
+    public void skipBytes(int n) throws
+            com.sun.star.io.IOException
+    {
+        int avail;
+        int tmpLongVal = n;
+        int  tmpIntVal;
+
+        try {
+            avail = iIn.available();
+        } catch (IOException e) {
+            throw new com.sun.star.io.IOException(e.toString());
+        }
+
+        do {
+            if (tmpLongVal >= Integer.MAX_VALUE) {
+               tmpIntVal = Integer.MAX_VALUE;
+            } else {
+               // Casting is safe here.
+               tmpIntVal = (int)tmpLongVal;
+            }
+            tmpLongVal -= tmpIntVal;
+
+            try {
+                iIn.skip(tmpIntVal);
+            } catch (IOException e) {
+                throw new com.sun.star.io.IOException(e.toString());
+            }
+        } while (tmpLongVal > 0);
+    }
+}
+