001/* 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, 013 * software distributed under the License is distributed on an 014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 015 * KIND, either express or implied. See the License for the 016 * specific language governing permissions and limitations 017 * under the License. 018 * 019 */ 020package org.apache.mina.util.byteaccess; 021 022import java.nio.ByteOrder; 023 024import org.apache.mina.core.buffer.IoBuffer; 025 026/** 027 * Provides absolute write access to a sequence of bytes. 028 * 029 * @author <a href="http://mina.apache.org">Apache MINA Project</a> 030 */ 031public interface IoAbsoluteWriter { 032 033 /** 034 * @return the index of the first byte that can be accessed. 035 */ 036 int first(); 037 038 /** 039 * @return the index after the last byte that can be accessed. 040 */ 041 int last(); 042 043 /** 044 * @return the order of the bytes. 045 */ 046 ByteOrder order(); 047 048 /** 049 * Puts a <code>byte</code> at the given index. 050 * 051 * @param index The position 052 * @param b The byte to put 053 */ 054 void put(int index, byte b); 055 056 /** 057 * Puts bytes from the <code>IoBuffer</code> at the given index. 058 * 059 * @param index The position 060 * @param bb The bytes to put 061 */ 062 void put(int index, IoBuffer bb); 063 064 /** 065 * Puts a <code>short</code> at the given index. 066 * 067 * @param index The position 068 * @param s The short to put 069 */ 070 void putShort(int index, short s); 071 072 /** 073 * Puts an <code>int</code> at the given index. 074 * 075 * @param index The position 076 * @param i The int to put 077 */ 078 void putInt(int index, int i); 079 080 /** 081 * Puts a <code>long</code> at the given index. 082 * 083 * @param index The position 084 * @param l The long to put 085 */ 086 void putLong(int index, long l); 087 088 /** 089 * Puts a <code>float</code> at the given index. 090 * 091 * @param index The position 092 * @param f The float to put 093 */ 094 void putFloat(int index, float f); 095 096 /** 097 * Puts a <code>double</code> at the given index. 098 * 099 * @param index The position 100 * @param d The doubvle to put 101 */ 102 void putDouble(int index, double d); 103 104 /** 105 * Puts a <code>char</code> at the given index. 106 * 107 * @param index The position 108 * @param c The char to put 109 */ 110 void putChar(int index, char c); 111}