Proxy configurators

src/org/adblockplus/android/compat/LinkProperties.java

+/*
+ * This file is part of Adblock Plus <http://adblockplus.org/>,
+ * Copyright (C) 2006-2014 Eyeo GmbH
+ *
+ * Adblock Plus is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 3 as
+ * published by the Free Software Foundation.
+ *
+ * Adblock Plus is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Adblock Plus.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package org.adblockplus.android.compat;
+
+import android.content.Context;
+import android.net.ConnectivityManager;
+
+public class LinkProperties
+{
+  private final Object linkProperties;
+
+  public LinkProperties(final Object linkProperties)
+  {
+    this.linkProperties = linkProperties;
+  }
+
+  public boolean isValid()
+  {
+    return this.linkProperties != null;
+  }
+
+  public static LinkProperties getActiveLinkProperties(final ConnectivityManager manager) throws CompatibilityException
+  {
+    try
+    {
+      return new LinkProperties(
+          manager.getClass()
+              .getMethod("getActiveLinkProperties")
+              .invoke(manager));
+    }
+    catch (final Throwable t)
+    {
+      throw new CompatibilityException(t);
+    }
+  }
+
+  public static LinkProperties getLinkProperties(final ConnectivityManager manager, final int networkType) throws CompatibilityException
+  {
+    try
+    {
+      return new LinkProperties(
+          manager.getClass()
+              .getMethod("getLinkProperties", int.class)
+              .invoke(manager, networkType));
+    }
+    catch (final Throwable t)
+    {
+      throw new CompatibilityException(t);
+    }
+  }
+
+  public static LinkProperties fromContext(final Context context)
+  {
+    try
+    {
+      return getActiveLinkProperties(((ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE)));
+    }
+    catch (final CompatibilityException e)
+    {
+      return null;
+    }
+  }
+
+  public Object getLinkProperties()
+  {
+    return this.linkProperties;
+  }
+
+  public String getInterfaceName() throws CompatibilityException
+  {
+    try
+    {
+      return (String) Class.forName("android.net.LinkProperties")
+          .getMethod("getInterfaceName")
+          .invoke(this.linkProperties);
+    }
+    catch (final Throwable t)
+    {
+      throw new CompatibilityException(t);
+    }
+  }
+
+  public void setHttpProxy(final ProxyProperties proxyProperties) throws CompatibilityException
+  {
+    try
+    {
+      Class.forName("android.net.LinkProperties")
+          .getMethod("setHttpProxy", Class.forName("android.net.ProxyProperties"))
+          .invoke(this.linkProperties, proxyProperties != null ? proxyProperties.toAndroidNetProxyProperties() : null);
+    }
+    catch (final CompatibilityException e)
+    {
+      throw e;
+    }
+    catch (final Throwable t)
+    {
+      throw new CompatibilityException(t);
+    }
+  }
+
+  public ProxyProperties getHttpProxy() throws CompatibilityException
+  {
+    try
+    {
+      return ProxyProperties.fromObject(
+          Class.forName("android.net.LinkProperties")
+              .getMethod("getHttpProxy")
+              .invoke(this.linkProperties));
+    }
+    catch (final CompatibilityException e)
+    {
+      throw e;
+    }
+    catch (final Throwable t)
+    {
+      throw new CompatibilityException(t);
+    }
+  }
+
+  @Override
+  public String toString()
+  {
+    return this.isValid() ? this.linkProperties.toString() : null;
+  }
+}