protected static POM findPOM(POM root, String artifactId) {
if (artifactId == null || artifactId.equals(root.getArtifactId())) return root;
for (POM child : root.getChildren()) {
POM pom = findPOM(child, artifactId);
if (pom != null) return pom;
}
return null;
}
public static void main(String[] args) throws Exception {
ensureIJDirIsSet();
PrintStream err = System.err;
BuildEnvironment env =
new BuildEnvironment(
err, false, "true".equals(getSystemProperty("minimaven.verbose", "false")), false);
POM root = env.parse(new File("pom.xml"), null);
String command = args.length == 0 ? "compile-and-run" : args[0];
String artifactId =
getSystemProperty(
"artifactId",
root.getArtifactId().equals("pom-ij-base") ? "ij-app" : root.getArtifactId());
POM pom = findPOM(root, artifactId);
if (pom == null) pom = root;
if (command.equals("compile") || command.equals("build") || command.equals("compile-and-run")) {
pom.build();
if (command.equals("compile-and-run")) command = "run";
else return;
} else if (command.equals("jar") || command.equals("jars")) {
if (!pom.getBuildFromSource()) {
System.err.println("Cannot build " + pom + " from source");
System.exit(1);
}
pom.buildJar();
if (command.equals("jars")) pom.copyDependencies(pom.getTarget(), true);
return;
}
if (command.equals("clean")) pom.clean();
else if (command.equals("get") || command.equals("get-dependencies"))
pom.downloadDependencies();
else if (command.equals("run")) {
String mainClass = getSystemProperty("mainClass", pom.getMainClass());
if (mainClass == null) {
err.println("No main class specified in pom " + pom.getCoordinate());
System.exit(1);
}
String[] paths = pom.getClassPath(false).split(File.pathSeparator);
URL[] urls = new URL[paths.length];
for (int i = 0; i < urls.length; i++)
urls[i] = new URL("file:" + paths[i] + (paths[i].endsWith(".jar") ? "" : "/"));
URLClassLoader classLoader = new URLClassLoader(urls);
// needed for sezpoz
Thread.currentThread().setContextClassLoader(classLoader);
Class<?> clazz = classLoader.loadClass(mainClass);
Method main = clazz.getMethod("main", new Class[] {String[].class});
main.invoke(null, new Object[] {new String[0]});
} else if (command.equals("classpath")) err.println(pom.getClassPath(false));
else if (command.equals("list")) {
Set<POM> result = new TreeSet<POM>();
Stack<POM> stack = new Stack<POM>();
stack.push(pom.getRoot());
while (!stack.empty()) {
pom = stack.pop();
if (result.contains(pom) || !pom.getBuildFromSource()) continue;
result.add(pom);
for (POM child : pom.getChildren()) stack.push(child);
}
for (POM pom2 : result) System.err.println(pom2);
} else err.println("Unhandled command: " + command + "\n" + usage);
}
