diff options
Diffstat (limited to 'java/com/android/voicemailomtp/mail/utility/EOLConvertingOutputStream.java')
-rw-r--r-- | java/com/android/voicemailomtp/mail/utility/EOLConvertingOutputStream.java | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/java/com/android/voicemailomtp/mail/utility/EOLConvertingOutputStream.java b/java/com/android/voicemailomtp/mail/utility/EOLConvertingOutputStream.java new file mode 100644 index 000000000..5b93a92ab --- /dev/null +++ b/java/com/android/voicemailomtp/mail/utility/EOLConvertingOutputStream.java @@ -0,0 +1,48 @@ +/* + * 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.voicemailomtp.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(); + } +}
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