Add m-esr52 at 52.6.0

1 files changed, 328 insertions, 0 deletions

diff --git a/mobile/android/thirdparty/ch/boye/httpclientandroidlib/conn/routing/HttpRoute.java b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/conn/routing/HttpRoute.java
new file mode 100644
index 000000000..7bf02d14c
--- /dev/null
+++ b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/conn/routing/HttpRoute.java
@@ -0,0 +1,328 @@
+/*
+ * ====================================================================
+ * 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.conn.routing;
+
+import java.net.InetAddress;
+import java.net.InetSocketAddress;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+
+import ch.boye.httpclientandroidlib.HttpHost;
+import ch.boye.httpclientandroidlib.annotation.Immutable;
+import ch.boye.httpclientandroidlib.util.Args;
+import ch.boye.httpclientandroidlib.util.LangUtils;
+
+/**
+ * The route for a request.
+ *
+ * @since 4.0
+ */
+@Immutable
+public final class HttpRoute implements RouteInfo, Cloneable {
+
+    /** The target host to connect to. */
+    private final HttpHost targetHost;
+
+    /**
+     * The local address to connect from.
+     * <code>null</code> indicates that the default should be used.
+     */
+    private final InetAddress localAddress;
+
+    /** The proxy servers, if any. Never null. */
+    private final List<HttpHost> proxyChain;
+
+    /** Whether the the route is tunnelled through the proxy. */
+    private final TunnelType tunnelled;
+
+    /** Whether the route is layered. */
+    private final LayerType layered;
+
+    /** Whether the route is (supposed to be) secure. */
+    private final boolean secure;
+
+    private HttpRoute(final HttpHost target, final InetAddress local, final List<HttpHost> proxies,
+                     final boolean secure, final TunnelType tunnelled, final LayerType layered) {
+        Args.notNull(target, "Target host");
+        this.targetHost   = target;
+        this.localAddress = local;
+        if (proxies != null && !proxies.isEmpty()) {
+            this.proxyChain = new ArrayList<HttpHost>(proxies);
+        } else {
+            this.proxyChain = null;
+        }
+        if (tunnelled == TunnelType.TUNNELLED) {
+            Args.check(this.proxyChain != null, "Proxy required if tunnelled");
+        }
+        this.secure       = secure;
+        this.tunnelled    = tunnelled != null ? tunnelled : TunnelType.PLAIN;
+        this.layered      = layered != null ? layered : LayerType.PLAIN;
+    }
+
+    /**
+     * Creates a new route with all attributes specified explicitly.
+     *
+     * @param target    the host to which to route
+     * @param local     the local address to route from, or
+     *                  <code>null</code> for the default
+     * @param proxies   the proxy chain to use, or
+     *                  <code>null</code> for a direct route
+     * @param secure    <code>true</code> if the route is (to be) secure,
+     *                  <code>false</code> otherwise
+     * @param tunnelled the tunnel type of this route
+     * @param layered   the layering type of this route
+     */
+    public HttpRoute(final HttpHost target, final InetAddress local, final HttpHost[] proxies,
+                     final boolean secure, final TunnelType tunnelled, final LayerType layered) {
+        this(target, local, proxies != null ? Arrays.asList(proxies) : null,
+                secure, tunnelled, layered);
+    }
+
+    /**
+     * Creates a new route with at most one proxy.
+     *
+     * @param target    the host to which to route
+     * @param local     the local address to route from, or
+     *                  <code>null</code> for the default
+     * @param proxy     the proxy to use, or
+     *                  <code>null</code> for a direct route
+     * @param secure    <code>true</code> if the route is (to be) secure,
+     *                  <code>false</code> otherwise
+     * @param tunnelled <code>true</code> if the route is (to be) tunnelled
+     *                  via the proxy,
+     *                  <code>false</code> otherwise
+     * @param layered   <code>true</code> if the route includes a
+     *                  layered protocol,
+     *                  <code>false</code> otherwise
+     */
+    public HttpRoute(final HttpHost target, final InetAddress local, final HttpHost proxy,
+                     final boolean secure, final TunnelType tunnelled, final LayerType layered) {
+        this(target, local, proxy != null ? Collections.singletonList(proxy) : null,
+                secure, tunnelled, layered);
+    }
+
+    /**
+     * Creates a new direct route.
+     * That is a route without a proxy.
+     *
+     * @param target    the host to which to route
+     * @param local     the local address to route from, or
+     *                  <code>null</code> for the default
+     * @param secure    <code>true</code> if the route is (to be) secure,
+     *                  <code>false</code> otherwise
+     */
+    public HttpRoute(final HttpHost target, final InetAddress local, final boolean secure) {
+        this(target, local, Collections.<HttpHost>emptyList(), secure,
+                TunnelType.PLAIN, LayerType.PLAIN);
+    }
+
+    /**
+     * Creates a new direct insecure route.
+     *
+     * @param target    the host to which to route
+     */
+    public HttpRoute(final HttpHost target) {
+        this(target, null, Collections.<HttpHost>emptyList(), false,
+                TunnelType.PLAIN, LayerType.PLAIN);
+    }
+
+    /**
+     * Creates a new route through a proxy.
+     * When using this constructor, the <code>proxy</code> MUST be given.
+     * For convenience, it is assumed that a secure connection will be
+     * layered over a tunnel through the proxy.
+     *
+     * @param target    the host to which to route
+     * @param local     the local address to route from, or
+     *                  <code>null</code> for the default
+     * @param proxy     the proxy to use
+     * @param secure    <code>true</code> if the route is (to be) secure,
+     *                  <code>false</code> otherwise
+     */
+    public HttpRoute(final HttpHost target, final InetAddress local, final HttpHost proxy,
+                     final boolean secure) {
+        this(target, local, Collections.singletonList(Args.notNull(proxy, "Proxy host")), secure,
+             secure ? TunnelType.TUNNELLED : TunnelType.PLAIN,
+             secure ? LayerType.LAYERED    : LayerType.PLAIN);
+    }
+
+    /**
+     * Creates a new plain route through a proxy.
+     *
+     * @param target    the host to which to route
+     * @param proxy     the proxy to use
+     *
+     * @since 4.3
+     */
+    public HttpRoute(final HttpHost target, final HttpHost proxy) {
+        this(target, null, proxy, false);
+    }
+
+    public final HttpHost getTargetHost() {
+        return this.targetHost;
+    }
+
+    public final InetAddress getLocalAddress() {
+        return this.localAddress;
+    }
+
+    public final InetSocketAddress getLocalSocketAddress() {
+        return this.localAddress != null ? new InetSocketAddress(this.localAddress, 0) : null;
+    }
+
+    public final int getHopCount() {
+        return proxyChain != null ? proxyChain.size() + 1 : 1;
+    }
+
+    public final HttpHost getHopTarget(final int hop) {
+        Args.notNegative(hop, "Hop index");
+        final int hopcount = getHopCount();
+        Args.check(hop < hopcount, "Hop index exceeds tracked route length");
+        if (hop < hopcount - 1) {
+            return this.proxyChain.get(hop);
+        } else {
+            return this.targetHost;
+        }
+    }
+
+    public final HttpHost getProxyHost() {
+        return proxyChain != null && !this.proxyChain.isEmpty() ? this.proxyChain.get(0) : null;
+    }
+
+    public final TunnelType getTunnelType() {
+        return this.tunnelled;
+    }
+
+    public final boolean isTunnelled() {
+        return (this.tunnelled == TunnelType.TUNNELLED);
+    }
+
+    public final LayerType getLayerType() {
+        return this.layered;
+    }
+
+    public final boolean isLayered() {
+        return (this.layered == LayerType.LAYERED);
+    }
+
+    public final boolean isSecure() {
+        return this.secure;
+    }
+
+    /**
+     * Compares this route to another.
+     *
+     * @param obj         the object to compare with
+     *
+     * @return  <code>true</code> if the argument is the same route,
+     *          <code>false</code>
+     */
+    @Override
+    public final boolean equals(final Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof HttpRoute) {
+            final HttpRoute that = (HttpRoute) obj;
+            return
+                // Do the cheapest tests first
+                (this.secure    == that.secure) &&
+                (this.tunnelled == that.tunnelled) &&
+                (this.layered   == that.layered) &&
+                LangUtils.equals(this.targetHost, that.targetHost) &&
+                LangUtils.equals(this.localAddress, that.localAddress) &&
+                LangUtils.equals(this.proxyChain, that.proxyChain);
+        } else {
+            return false;
+        }
+    }
+
+
+    /**
+     * Generates a hash code for this route.
+     *
+     * @return  the hash code
+     */
+    @Override
+    public final int hashCode() {
+        int hash = LangUtils.HASH_SEED;
+        hash = LangUtils.hashCode(hash, this.targetHost);
+        hash = LangUtils.hashCode(hash, this.localAddress);
+        if (this.proxyChain != null) {
+            for (final HttpHost element : this.proxyChain) {
+                hash = LangUtils.hashCode(hash, element);
+            }
+        }
+        hash = LangUtils.hashCode(hash, this.secure);
+        hash = LangUtils.hashCode(hash, this.tunnelled);
+        hash = LangUtils.hashCode(hash, this.layered);
+        return hash;
+    }
+
+    /**
+     * Obtains a description of this route.
+     *
+     * @return  a human-readable representation of this route
+     */
+    @Override
+    public final String toString() {
+        final StringBuilder cab = new StringBuilder(50 + getHopCount()*30);
+        if (this.localAddress != null) {
+            cab.append(this.localAddress);
+            cab.append("->");
+        }
+        cab.append('{');
+        if (this.tunnelled == TunnelType.TUNNELLED) {
+            cab.append('t');
+        }
+        if (this.layered == LayerType.LAYERED) {
+            cab.append('l');
+        }
+        if (this.secure) {
+            cab.append('s');
+        }
+        cab.append("}->");
+        if (this.proxyChain != null) {
+            for (final HttpHost aProxyChain : this.proxyChain) {
+                cab.append(aProxyChain);
+                cab.append("->");
+            }
+        }
+        cab.append(this.targetHost);
+        return cab.toString();
+    }
+
+    // default implementation of clone() is sufficient
+    @Override
+    public Object clone() throws CloneNotSupportedException {
+        return super.clone();
+    }
+
+}