Proxy configurators

src/org/adblockplus/android/compat/CmGlobalProxyManager.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.app.Activity;
+import android.content.Context;
+
+/**
+ * Wrapper for CyanogenMod GlobalProxyManager API.
+ */
+public class CmGlobalProxyManager
+{
+  private final Object proxyManager;
+
+  public final static String GLOBAL_PROXY_STATE_CHANGE_ACTION = "cyanogenmod.intent.action.GLOBAL_PROXY_STATE_CHANGE";
+
+  public CmGlobalProxyManager(final Context context) throws CompatibilityException
+  {
+    try
+    {
+      this.proxyManager = Class.forName("org.cyanogenmod.support.proxy.GlobalProxyManager")
+          .getConstructor(Context.class)
+          .newInstance(context);
+    }
+    catch (final Exception e)
+    {
+      throw new CompatibilityException("Could not create GlobalProxyManager instance", e);
+    }
+  }
+
+  public boolean isPackageCurrentManager() throws CompatibilityException
+  {
+    try
+    {
+      return ((Boolean) this.proxyManager.getClass().getMethod("isPackageCurrentManager")
+          .invoke(this.proxyManager)).booleanValue();
+    }
+    catch (final Exception e)
+    {
+      throw new CompatibilityException(e);
+    }
+  }
+
+  public void requestGlobalProxy(final Activity activity) throws CompatibilityException
+  {
+    try
+    {
+      this.proxyManager.getClass().getMethod("requestGlobalProxy", Activity.class)
+          .invoke(this.proxyManager, activity);
+    }
+    catch (final Exception e)
+    {
+      throw new CompatibilityException(e);
+    }
+  }
+
+  /**
+   * <p>
+   * Set a network-independent global http proxy. This is not normally what you want for typical HTTP proxies - they are general network dependent.
+   * However if you're doing something unusual like general internal filtering this may be useful. On a private network where the proxy is not
+   * accessible, you may break HTTP using this.
+   * </p>
+   * <p>
+   * This method requires the call to hold the permission {@code cyanogenmod.permission.GLOBAL_PROXY_MANAGEMENT}.
+   * </p>
+   *
+   * @param proxyProperties
+   *          The a {@link CmProxyProperites} object defining the new global HTTP proxy. A {@code null} value will clear the global HTTP proxy.
+   */
+  public void setGlobalProxy(final ProxyProperties p) throws CompatibilityException
+  {
+    try
+    {
+      this.proxyManager.getClass().getMethod("setGlobalProxy", Class.forName("org.cyanogenmod.support.proxy.CmProxyProperties"))
+          .invoke(this.proxyManager, p.toCmProxyProperties());
+    }
+    catch (final CompatibilityException ce)
+    {
+      throw ce;
+    }
+    catch (final Exception e)
+    {
+      throw new CompatibilityException(e);
+    }
+  }
+
+  /**
+   * <p>
+   * Retrieve any network-independent global HTTP proxy.
+   * </p>
+   * <p>
+   * This method requires the call to hold the permission {@link cyanogenmod.permission.GLOBAL_PROXY_MANAGEMENT}.
+   * </p>
+   *
+   * @return {@link ProxyProperties} for the current global HTTP proxy or {@code null} if no global HTTP proxy is set.
+   * @throws CompatibilityException
+   */
+  public ProxyProperties getGlobalProxy() throws CompatibilityException
+  {
+    try
+    {
+      return ProxyProperties.fromObject(this.proxyManager.getClass().getMethod("getGlobalProxy")
+          .invoke(this.proxyManager));
+    }
+    catch (final CompatibilityException ce)
+    {
+      throw ce;
+    }
+    catch (final Exception e)
+    {
+      throw new CompatibilityException(e);
+    }
+  }
+}