1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 package com.sun.star.lib.uno.bridges.java_remote; 25 26 27 import java.io.IOException; 28 import java.io.InputStream; 29 30 import com.sun.star.connection.XConnection; 31 32 33 class XConnectionInputStream_Adapter extends InputStream { 34 static private final boolean DEBUG = false; 35 36 protected XConnection _xConnection; 37 protected byte _bytes[][] = new byte[1][]; 38 XConnectionInputStream_Adapter(XConnection xConnection)39 XConnectionInputStream_Adapter(XConnection xConnection) { 40 if(xConnection == null) throw new NullPointerException("the XConnection must not be null"); 41 42 if(DEBUG) System.err.println("#### " + getClass().getName() + " - instantiated "); 43 44 _xConnection = xConnection; 45 } 46 read()47 public int read() throws IOException { 48 49 int len ; 50 51 try { 52 len = _xConnection.read(_bytes, 1); 53 } 54 catch(com.sun.star.io.IOException ioException) { 55 throw new IOException(ioException.toString()); 56 } 57 58 if(DEBUG) System.err.println("#### " + getClass().getName() + " - one byte read:" + _bytes[0][0]); 59 60 return len == 0 ? -1 : _bytes[0][0] & 0xff; 61 } 62 read(byte[] b, int off, int len)63 public int read(byte[] b, int off, int len) throws IOException { 64 // byte bytes[][] = new byte[1][]; 65 66 try { 67 len = _xConnection.read(_bytes, len - off); 68 } 69 catch(com.sun.star.io.IOException ioException) { 70 throw new IOException(ioException.toString()); 71 } 72 73 System.arraycopy(_bytes[0], 0, b, off, len); 74 75 return len == 0 ? -1 : len; 76 } 77 } 78 79