VariaMind Blog

Sometimes you need to wrap Flex object with special mx.utils.ObjectProxy wrapper class to listen for property change events. Documentation describes special object_proxy “object” property containing reference to real object. But accessing this property at runtime always returns “null”, althought this property is visible in debuger watch window with “package” icon. Code below [...]

Today my daily maven build was broken with wierd message:
[ERROR] Could not resolve <mx:AdvancedDataGrid> to a component implementation
This happened after adding  <mx:AdvancedDataGrid> component to project mxml file. In Flex Builder all compiled fine, but build with maven failed. After spending some time with google, i’ve found the root of a problem.  The problem is [...]

Sometimes you need to connect to internet from your java programs. It’s easy to do via URLConnection. But when you are behind the proxy server, your program doesn’t know how to deal with it. Configuration of proxy server is fairly easy. All you need to do is to setup following system properties:

System.setProperty("http.proxySet", "true");
System.setProperty("http.proxyHost", "name_of_proxy_server");
System.setProperty("http.proxyPort", "proxy_server_port_number");

If you want to have source files of your project dependencies in local repository, you need to execute following command:
mvn dependency:sources
If you are creating project for Eclipse and want source files to be included to the project, you can run this one:
mvn eclipse:eclipse -DdownloadSources

If you’re using Eclipse and Flash/Flex Builder, you might want to have a look at the Flex Formatter Plug-in. It’s a great add-on that allows you to (auto-)format your ActionScript and MXML files, based on the templates you define.
More info: http://sourceforge.net/projects/flexformatter/