| /* |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.cordova.json4j.internal; |
| |
| import java.io.IOException; |
| import java.io.Reader; |
| |
| public class JSON4JPBackReader extends Reader { |
| |
| private Reader _reader = null; |
| |
| private int _lastChar = 0; |
| |
| public JSON4JPBackReader(Reader reader) { |
| _reader = reader; |
| } |
| |
| public void close() throws IOException { |
| _reader.close(); |
| } |
| |
| public void unread(int c) { |
| } |
| |
| public int read(char[] cbuf, int off, int len) throws IOException { |
| cbuf[off] = (char)_lastChar; |
| _reader.read(cbuf, off + 1, len -1); |
| _lastChar = cbuf[off + len]; |
| return 0; |
| } |
| } |