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author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
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committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
tree | 10027f336435511475e392454359edea8e25895d /mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/conn/SystemDefaultRoutePlanner.java | |
parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
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Add m-esr52 at 52.6.0
Diffstat (limited to 'mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/conn/SystemDefaultRoutePlanner.java')
-rw-r--r-- | mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/conn/SystemDefaultRoutePlanner.java | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/conn/SystemDefaultRoutePlanner.java b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/conn/SystemDefaultRoutePlanner.java new file mode 100644 index 000000000..27ea2a3d0 --- /dev/null +++ b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/conn/SystemDefaultRoutePlanner.java @@ -0,0 +1,132 @@ +/* + * ==================================================================== + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you 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. + * ==================================================================== + * + * This software consists of voluntary contributions made by many + * individuals on behalf of the Apache Software Foundation. For more + * information on the Apache Software Foundation, please see + * <http://www.apache.org/>. + * + */ + +package ch.boye.httpclientandroidlib.impl.conn; + +import java.net.InetSocketAddress; +import java.net.Proxy; +import java.net.ProxySelector; +import java.net.URI; +import java.net.URISyntaxException; +import java.util.List; + +import ch.boye.httpclientandroidlib.HttpException; +import ch.boye.httpclientandroidlib.HttpHost; +import ch.boye.httpclientandroidlib.HttpRequest; +import ch.boye.httpclientandroidlib.annotation.Immutable; +import ch.boye.httpclientandroidlib.conn.SchemePortResolver; +import ch.boye.httpclientandroidlib.protocol.HttpContext; + +/** + * {@link ch.boye.httpclientandroidlib.conn.routing.HttpRoutePlanner} implementation + * based on {@link ProxySelector}. By default, this class will pick up + * the proxy settings of the JVM, either from system properties + * or from the browser running the application. + * + * @since 4.3 + */ +@Immutable +public class SystemDefaultRoutePlanner extends DefaultRoutePlanner { + + private final ProxySelector proxySelector; + + public SystemDefaultRoutePlanner( + final SchemePortResolver schemePortResolver, + final ProxySelector proxySelector) { + super(schemePortResolver); + this.proxySelector = proxySelector != null ? proxySelector : ProxySelector.getDefault(); + } + + public SystemDefaultRoutePlanner(final ProxySelector proxySelector) { + this(null, proxySelector); + } + + @Override + protected HttpHost determineProxy( + final HttpHost target, + final HttpRequest request, + final HttpContext context) throws HttpException { + final URI targetURI; + try { + targetURI = new URI(target.toURI()); + } catch (final URISyntaxException ex) { + throw new HttpException("Cannot convert host to URI: " + target, ex); + } + final List<Proxy> proxies = this.proxySelector.select(targetURI); + final Proxy p = chooseProxy(proxies); + HttpHost result = null; + if (p.type() == Proxy.Type.HTTP) { + // convert the socket address to an HttpHost + if (!(p.address() instanceof InetSocketAddress)) { + throw new HttpException("Unable to handle non-Inet proxy address: " + p.address()); + } + final InetSocketAddress isa = (InetSocketAddress) p.address(); + // assume default scheme (http) + result = new HttpHost(getHost(isa), isa.getPort()); + } + + return result; + } + + private String getHost(final InetSocketAddress isa) { + + //@@@ Will this work with literal IPv6 addresses, or do we + //@@@ need to wrap these in [] for the string representation? + //@@@ Having it in this method at least allows for easy workarounds. + return isa.isUnresolved() ? + isa.getHostName() : isa.getAddress().getHostAddress(); + + } + + private Proxy chooseProxy(final List<Proxy> proxies) { + Proxy result = null; + // check the list for one we can use + for (int i=0; (result == null) && (i < proxies.size()); i++) { + final Proxy p = proxies.get(i); + switch (p.type()) { + + case DIRECT: + case HTTP: + result = p; + break; + + case SOCKS: + // SOCKS hosts are not handled on the route level. + // The socket may make use of the SOCKS host though. + break; + } + } + if (result == null) { + //@@@ log as warning or info that only a socks proxy is available? + // result can only be null if all proxies are socks proxies + // socks proxies are not handled on the route planning level + result = Proxy.NO_PROXY; + } + return result; + } + +} |