In terms of an outline of the Ant script build. The next step is to determine where the build artifacts will be placed. Note the declaration of the class that should run when the JAR is invoked property app. With these properties in place, here are the steps for the build target:. This error message is issued for every javac invocation:. The messy path to Trx.
How to specify ant build file name | web development helpdesk
This document shows you how to use Ant and the command line to set up and deploy NetBeans Platform applications. You will start by setting up a folder and file structure for deploying a NetBeans Platform application. The structure will consist of folders, together with Ant scripts and property files. For example, one of the Ant targets will download the NetBeans Platform, while another will run it.
After reading the tutorial about writing tasks  this tutorial explains how to get and set properties and how to use nested filesets and paths. Finally it explains how to contribute tasks to Apache Ant. The goal is to write a task, which searches in a path for a file and saves the location of that file in a property.
In software development the term building usually means the conversion of source code and other artifacts, like images or configuration files, into another artifact. For example source code might be compiled into a JAR file, or you may create a new standalone application. The build result can be shared with users of the software or used only internally. A build tool is used to automate repetitive tasks during this process.