1 /** 2 * 3 * Copyright 2003-2004 The Apache Software Foundation 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18 package org.apache.geronimo.mail.util; 19 20 import java.io.IOException; 21 import java.io.OutputStream; 22 23 /** 24 * Encode and decode byte arrays (typically from binary to 7-bit ASCII 25 * encodings). 26 */ 27 public interface Encoder 28 { 29 int encode(byte[] data, int off, int length, OutputStream out) throws IOException; 30 31 int decode(byte[] data, int off, int length, OutputStream out) throws IOException; 32 33 int decode(String data, OutputStream out) throws IOException; 34 }