### Eclipse Workspace Patch 1.0
#P org.eclipse.jdt.core
Index: model/org/eclipse/jdt/internal/core/JavaElement.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.jdt.core/model/org/eclipse/jdt/internal/core/JavaElement.java,v
retrieving revision 1.140
diff -u -r1.140 JavaElement.java
--- model/org/eclipse/jdt/internal/core/JavaElement.java	18 Jan 2011 09:36:56 -0000	1.140
+++ model/org/eclipse/jdt/internal/core/JavaElement.java	19 Jan 2011 13:56:22 -0000
@@ -14,6 +14,8 @@
 import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.InputStream;
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
 import java.net.JarURLConnection;
 import java.net.MalformedURLException;
 import java.net.ProtocolException;
@@ -733,9 +735,27 @@
 		try {
 			URL docUrl = new URL(docUrlValue);
 			URLConnection connection = docUrl.openConnection();
-			String timeoutVal = "10000"; //$NON-NLS-1$
-			System.setProperty("sun.net.client.defaultConnectTimeout", timeoutVal);  //$NON-NLS-1$
-			System.setProperty("sun.net.client.defaultReadTimeout", timeoutVal); //$NON-NLS-1$
+			Class[] parameterTypes = new Class[]{int.class};
+			Integer timeoutVal = new Integer(10000);
+			// set the connect and read timeouts using reflection since these methods are not available in java 1.4
+			Class URLClass = connection.getClass();
+			try {
+				Method connectTimeoutMethod = URLClass.getDeclaredMethod("setConnectTimeout", parameterTypes); //$NON-NLS-1$
+				Method readTimeoutMethod = URLClass.getDeclaredMethod("setReadTimeout", parameterTypes); //$NON-NLS-1$
+				connectTimeoutMethod.invoke(connection, new Object[]{timeoutVal});
+				readTimeoutMethod.invoke(connection, new Object[]{timeoutVal});
+			} catch (SecurityException e) {
+				// ignore
+			} catch (IllegalArgumentException e) {
+				// ignore
+			} catch (NoSuchMethodException e) {
+				// ignore
+			} catch (IllegalAccessException e) {
+				// ignore
+			} catch (InvocationTargetException e) {
+				// ignore
+			}
+			
 			if (connection instanceof JarURLConnection) {
 				connection2 = (JarURLConnection) connection;
 				// https://bugs.eclipse.org/bugs/show_bug.cgi?id=156307