111 lines
3.3 KiB
Java
111 lines
3.3 KiB
Java
/*
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* Copyright 2019 Hippo Seven
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* 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,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.hippo.ehviewer;
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import android.text.TextUtils;
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import com.hippo.network.InetValidator;
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import com.hippo.util.ExceptionUtils;
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import java.io.IOException;
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import java.net.InetAddress;
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import java.net.InetSocketAddress;
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import java.net.Proxy;
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import java.net.ProxySelector;
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import java.net.SocketAddress;
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import java.net.URI;
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import java.util.Collections;
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import java.util.List;
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public class EhProxySelector extends ProxySelector {
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public static final int TYPE_DIRECT = 0;
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public static final int TYPE_SYSTEM = 1;
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public static final int TYPE_HTTP = 2;
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public static final int TYPE_SOCKS = 3;
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private ProxySelector delegation;
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private ProxySelector alternative;
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EhProxySelector() {
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alternative = ProxySelector.getDefault();
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if (alternative == null) {
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alternative = new NullProxySelector();
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}
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updateProxy();
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}
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public void updateProxy() {
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switch (Settings.getProxyType()) {
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case TYPE_DIRECT:
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delegation = new NullProxySelector();
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break;
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default:
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case TYPE_SYSTEM:
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delegation = alternative;
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break;
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case TYPE_HTTP:
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case TYPE_SOCKS:
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delegation = null;
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break;
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}
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}
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@Override
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public List<Proxy> select(URI uri) {
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int type = Settings.getProxyType();
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if (type == TYPE_HTTP || type == TYPE_SOCKS) {
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try {
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String ip = Settings.getProxyIp();
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int port = Settings.getProxyPort();
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if (!TextUtils.isEmpty(ip) && InetValidator.isValidInetPort(port)) {
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InetAddress inetAddress = InetAddress.getByName(ip);
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SocketAddress socketAddress = new InetSocketAddress(inetAddress, port);
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return Collections.singletonList(new Proxy(type == TYPE_HTTP ? Proxy.Type.HTTP : Proxy.Type.SOCKS, socketAddress));
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}
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} catch (Throwable t) {
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ExceptionUtils.throwIfFatal(t);
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}
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}
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if (delegation != null) {
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return delegation.select(uri);
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}
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return alternative.select(uri);
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}
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@Override
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public void connectFailed(URI uri, SocketAddress sa, IOException ioe) {
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if (delegation != null) {
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delegation.select(uri);
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}
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}
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private static class NullProxySelector extends ProxySelector {
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@Override
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public List<Proxy> select(URI uri) {
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return Collections.singletonList(Proxy.NO_PROXY);
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}
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@Override
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public void connectFailed(URI uri, SocketAddress sa, IOException ioe) {
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}
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}
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}
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