[轉載] Aptana Scripting 一個背景處理的範例

轉載自：Monkeying with Eclipse | Info Support

/*
 * Menu: Info Support > Find commented code
 * Kudos: Peter Hendriks
 * License: EPL 1.0
 * DOM: http://download.eclipse.org/technology/dash/update/org.eclipse.eclipsemonkey.lang.javascript
 */
function main() {
    loadBundle("org.eclipse.core.jobs");

    var ProgressMonitorDialog = Packages.org.eclipse.jface.dialogs.ProgressMonitorDialog;
    var IRunnableWithProgress = Packages.org.eclipse.jface.operation.IRunnableWithProgress;

    var runnableWithProgress = new IRunnableWithProgress({ run: runCommentSearch });
    new ProgressMonitorDialog(window.getShell()).run(true, true, runnableWithProgress);

    window.getActivePage().showView("org.eclipse.ui.views.TaskList");
}

function runCommentSearch(monitor) {
    var files = resources.filesMatching(".*\\.java");
    monitor.beginTask("Searching for commented code...", files.length);
    try {
        var match;
        for each( file in files ) {
            monitor.subTask(file.getEclipseObject().getName());
            file.removeMyTasks();
            var previousLineCodeComment = false;
            for each( line in file.lines ) {
                if (monitor.isCanceled()) {
                    return;
                }
                if (match = line.string.match(/^.*\/\/.*[;{}]\s*$/)) {
                    if (!previousLineCodeComment) {
                        line.addMyTask("Commented code: " + match[0]);
                    }
                    previousLineCodeComment = true;
                } else {
                    previousLineCodeComment = false;
                }
            }
            monitor.worked(1);
        }
    } finally {
        monitor.done();
    }
}