Motivation: We can use lambdas now as we use Java8. Modification: use lambda function for all package, #8751 only migrate transport package. Result: Code cleanup.
68 lines
2.4 KiB
Java
68 lines
2.4 KiB
Java
/*
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* Copyright 2015 The Netty Project
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*
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* The Netty Project licenses this file to you under the Apache License,
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* version 2.0 (the "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*/
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package io.netty.handler.codec.socksx.v5;
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import io.netty.buffer.ByteBuf;
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import io.netty.handler.codec.EncoderException;
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import io.netty.util.CharsetUtil;
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import io.netty.util.NetUtil;
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/**
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* Encodes a SOCKS5 address into binary representation.
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*
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* @see Socks5ClientEncoder
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* @see Socks5ServerEncoder
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*/
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public interface Socks5AddressEncoder {
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Socks5AddressEncoder DEFAULT = (addrType, addrValue, out) -> {
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final byte typeVal = addrType.byteValue();
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if (typeVal == Socks5AddressType.IPv4.byteValue()) {
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if (addrValue != null) {
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out.writeBytes(NetUtil.createByteArrayFromIpAddressString(addrValue));
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} else {
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out.writeInt(0);
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}
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} else if (typeVal == Socks5AddressType.DOMAIN.byteValue()) {
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if (addrValue != null) {
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out.writeByte(addrValue.length());
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out.writeCharSequence(addrValue, CharsetUtil.US_ASCII);
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} else {
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out.writeByte(0);
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}
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} else if (typeVal == Socks5AddressType.IPv6.byteValue()) {
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if (addrValue != null) {
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out.writeBytes(NetUtil.createByteArrayFromIpAddressString(addrValue));
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} else {
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out.writeLong(0);
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out.writeLong(0);
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}
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} else {
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throw new EncoderException("unsupported addrType: " + (addrType.byteValue() & 0xFF));
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}
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};
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/**
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* Encodes a SOCKS5 address.
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*
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* @param addrType the type of the address
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* @param addrValue the string representation of the address
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* @param out the output buffer where the encoded SOCKS5 address field will be written to
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*/
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void encodeAddress(Socks5AddressType addrType, String addrValue, ByteBuf out) throws Exception;
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}
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