Synchronize webapps assets from maven projects sources to webapps context directories.

sync-webapps.gulpfile.js

// 
// original gist: ttps://gist.github.com/slemarchand/fd4f15868edeb592e64a
//
// Synchronize webapps assets (including jsp and jspf files) 
// from maven projects sources to webapps context directories.
//
// usage example:
//     gulp --gulpfile sync-webapps.gulpfile.js --sources . --webapps ${CATALINA_HOME}/webapps
//
// install required packages:
//     npm install -g gulp gulp-watch gulp-print node-find-files gulp-util
//

var gulp = require('gulp'),
	watch = require('gulp-watch'),
	print = require('gulp-print'),
	FindFiles = require('node-find-files'),
	gutil = require('gulp-util');

gulp.task('default', function() {

	var sourcesDir = gutil.env.sources;

	var webappsDir = gutil.env.webapps;

	var finder = new FindFiles({
	    
	    rootFolder : sourcesDir,

	    filterFunction : function (path) {

        	return (path.endsWith('/src/main/webapp'));
    	}
	});

	finder.on("match", function(path, stat) {

		var pathElements = path.split('/'),

			context = pathElements[pathElements.length - 4],

			src = path + '/**/*',

			dest = webappsDir + '/' + context;

			gulp.src([src, '!./**/web.xml'])
				.pipe(watch(src))
				.pipe(print(function(filepath) {
					return "synchronize " + filepath;
 	 			}))
				.pipe(gulp.dest(dest));	   
	});

	finder.startSearch();

});