[client] proxy support

1 files changed, 54 insertions, 0 deletions

diff --git a/dozentenmodul/src/main/java/config/ConfigProxy.java b/dozentenmodul/src/main/java/config/ConfigProxy.java
new file mode 100644
index 00000000..515110bd
--- /dev/null
+++ b/dozentenmodul/src/main/java/config/ConfigProxy.java
@@ -0,0 +1,54 @@
+package config;
+
+
+import java.io.IOException;
+import java.net.ProxySelector;
+
+import org.apache.log4j.Logger;
+
+import com.btr.proxy.search.ProxySearch;
+import com.btr.proxy.search.wpad.WpadProxySearchStrategy;
+import com.btr.proxy.util.ProxyException;
+
+/**
+ * Configures the proxy
+ * 
+ * @author Jonathan Bauer
+ */
+
+public class ConfigProxy {
+
+	/**
+	 * Logger for this class
+	 */
+	private final static Logger LOGGER = Logger.getLogger(ConfigProxy.class);
+
+	/**
+	 * Initialization method.
+	 */
+	public static void init() throws IOException {
+		// try to find local proxy settings
+		// TODO: do we actually want to look for local settings rather
+		// than just forcing WPAD?
+		ProxySearch proxySearch = ProxySearch.getDefaultProxySearch();
+		ProxySelector myProxySelector = proxySearch.getProxySelector();
+		
+		if (myProxySelector == null) {
+			// didn't work, try WPAD detection
+			LOGGER.error("No suitable proxy settings found, trying WPAD...");
+			WpadProxySearchStrategy ss = new WpadProxySearchStrategy();
+			try {
+				myProxySelector = ss.getProxySelector();
+			} catch (ProxyException e) {
+				LOGGER.error("WPAD proxy error, see trace: ", e);
+			}
+		}
+		// final check to see if WPAD actually worked
+		if (myProxySelector != null) {
+			LOGGER.debug("Proxy initialised.");
+			ProxySelector.setDefault(myProxySelector);
+		} else {
+			LOGGER.error("Could not find a suitable proxy!");
+		}
+	}
+}