aswi2020horky-gitlab/project/Deserializer/src/Converter.java @ cdc987da

import java.io.File;
import java.io.FileDescriptor;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.io.PrintStream;
import java.util.HashMap;
import java.util.List;
import java.util.concurrent.Semaphore;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicReference;
import java.util.Map;

import javafx.util.Pair;
import jdeserialize.content;
import jdeserialize.jdeserialize;

import io.FileWorker;

public class Converter extends Thread {
    
    private IConversionResults ui;
	private AtomicBoolean active;
	
	private AtomicReference<File> input;
	private Semaphore inputAvailable;
    
    //Key as enum?
	private HashMap<String, String> htmlFormatting = new HashMap<String, String>();
	private HashMap<String, String> jsonFormatting = new HashMap<String, String>();
	
	public Converter(IConversionResults ui) {
		this.ui = ui;
		active = new AtomicBoolean(true);
		input = new AtomicReference<File>(null);
		inputAvailable = new Semaphore(0);
        fillInTestingDictionaries();
	}

	private void fillInTestingDictionaries()
	{
		htmlFormatting.put("indent", "<span style=\"margin-left:2em\">");
		htmlFormatting.put("lineBreak", "<br/>");
		htmlFormatting.put("classCol", "<span style=\"color:blue;font-weight:bold\">");
		htmlFormatting.put("fieldCol", "<span style=\"color:purple\">");
		htmlFormatting.put("valCol", "<span style=\"color:orange\">");
		htmlFormatting.put("keywordCol", "<span style=\"color:green\">");
		htmlFormatting.put("closeTagCol", "</span>");

		jsonFormatting.put("indent", "\t");
		jsonFormatting.put("lineBreak", "\n");
		jsonFormatting.put("classCol", "");
		jsonFormatting.put("fieldCol", "");
		jsonFormatting.put("valCol", "");
		jsonFormatting.put("keywordCol", "");
		jsonFormatting.put("closeTagCol", "");
	}
	
	public void end() {
		active.set(false);
		setInput(null);
	}
	
	public void setInput(File input) {
		this.input.set(input);
		inputAvailable.release();
	}
	
	@Override
	public void run() {
		super.run();
		while (active.get()) {
			try {
				inputAvailable.acquire();
				File input = this.input.get();
				if (input != null) {
					process(input);
				}
			} catch (InterruptedException e) {
				continue;
			}
		}
	}
	
	private void process(File input) {
		byte array[];
		try {
			array = FileWorker.loadByteArray(input);
		} catch (IOException e) {
			ui.loadingInputFileError();
			return;
		}
		
		// TODO
		String json, html;
		try {
			//The Pair is not the best way
			Pair<String, String> returned = convert(FileWorker.loadByteArray(input));
			
			json = returned.getKey();
			html = returned.getValue();
		} catch (IOException e) {
			json = null;
			html = null;
		}
		ui.completed(json);
	}
	
	private Pair<String, String> convert(byte[] buffer) throws IOException {
		String json = "";
		String html = "";

		//Redirectovany system.out do null streamu. Mozno redirect do souboru
		System.setOut(new PrintStream(new OutputStream() {
            public void write(int b) {
            	// TODO nejspise do souboru.
            }
        }));
		System.out.println("TEST STRING NOT SHOWING");
		jdeserialize deserializer = new jdeserialize(buffer);
		System.setOut(new PrintStream(new FileOutputStream(FileDescriptor.out)));
		
		// gets the "contents" into an array - returnes the deserialization of all
        // 'writes' into serialized object via objectOutputStream
        List<content> cntnts = deserializer.getContent();

		for(content cnt : cntnts)
		{
			if(cnt != null)
			{
				//Parametrizovany toJson pomoci dictionary
				//Ciste HTML / Cisty JSON
				json += cnt.toJson("", null, this.jsonFormatting);
				html += cnt.toJson("", null, this.htmlFormatting);
			}
		}
		
		return new Pair<String, String>(json, html);
	}

}