| /* |
| * Copyright (C) 2015 The Android Open Source Project |
| * |
| * Licensed 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 com.android.phone.common.mail.utility; |
| |
| import java.io.FilterOutputStream; |
| import java.io.IOException; |
| import java.io.OutputStream; |
| |
| public class EOLConvertingOutputStream extends FilterOutputStream { |
| int lastChar; |
| |
| public EOLConvertingOutputStream(OutputStream out) { |
| super(out); |
| } |
| |
| @Override |
| public void write(int oneByte) throws IOException { |
| if (oneByte == '\n') { |
| if (lastChar != '\r') { |
| super.write('\r'); |
| } |
| } |
| super.write(oneByte); |
| lastChar = oneByte; |
| } |
| |
| @Override |
| public void flush() throws IOException { |
| if (lastChar == '\r') { |
| super.write('\n'); |
| lastChar = '\n'; |
| } |
| super.flush(); |
| } |
| } |