Example usage for javax.tools JavaFileObject delete

Introduction

In this page you can find the example usage for javax.tools JavaFileObject delete.

Prototype

boolean delete();

Source Link

Document

Deletes this file object.

Usage

From source file:com.thoratou.exact.processors.ExactProcessor.java

private void writeSources(HashMap<String, List<PathStep>> mergedMap)
        throws IOException, ClassNotFoundException, ExactException {
    //use all annotation data to generate parsing files
    for (Map.Entry<String, List<PathStep>> entryList : mergedMap.entrySet()) {
        VelocityEngine engine = new VelocityEngine();
        //needed it avoid global instead of local variable modification
        engine.setProperty(RuntimeConstants.VM_CONTEXT_LOCALSCOPE, true);

        //read file into JAR
        InputStream configStream = getClass().getResourceAsStream("/xmlreader.vm");
        BufferedReader configReader = new BufferedReader(new InputStreamReader(configStream, "UTF-8"));

        String className = entryList.getKey();
        List<PathStep> steps = entryList.getValue();

        VelocityContext context = new VelocityContext();
        context.put("class", className);
        //logger.info("class : "+className);

        //ugly temp code
        String[] split = className.split("\\.");
        StringBuffer packageBuffer = new StringBuffer();
        for (int i = 0; i < split.length - 1; i++) {
            packageBuffer.append(split[i]);
            if (i != split.length - 2) {
                packageBuffer.append(".");
            }//from  ww w  .  jav a  2s . co  m
        }
        String packageName = packageBuffer.toString();
        //logger.info("package : "+packageName);
        context.put("package", packageName);
        String simpleName = split[split.length - 1];
        //logger.info("simpleclass : "+simpleName);
        context.put("simpleclass", simpleName);

        context.put("steps", steps);
        context.put("kindmap", PathStep.ReverseKindMap);
        context.put("startmap", PathStep.ReverseStartMap);
        context.put("typemap", PathStep.ReverseTypeMap);
        context.put("listtypemap", PathStep.ReverseListTypeMap);
        context.put("indentutil", new IndentUtil());
        context.put("processingutil", new ProcessingUtil());

        Set<String> bomList = new HashSet<String>();
        registerBomListFromSteps(steps, bomList);
        context.put("bomlist", bomList);

        Set<String> extensionList = new HashSet<String>();
        Map<String, ExtensionVelocityData> extensionMap = new HashMap<String, ExtensionVelocityData>();
        registerExtensionListFromSteps(steps, extensionList, extensionMap);
        context.put("extensionlist", extensionList);
        context.put("extensionmap", extensionMap);

        logger.info("input velocity data : " + className + " , " + steps.toString());

        //StringWriter writer = new StringWriter();
        //String packagePath = packageName.replace(".","/");
        //String fullFile = packagePath+"/"+simpleName+"XmlReader.java";
        //logger.info(fullFile);

        Filer filer = processingEnv.getFiler();
        JavaFileObject sourceFile = filer.createSourceFile(className + "XmlReader");
        Writer sourceWriter = sourceFile.openWriter();

        engine.evaluate(context, sourceWriter, "", configReader);

        sourceWriter.close();
        sourceFile.delete();

        //logger.info("final velocity data : "+writer.getBuffer().toString());
    }
}

---