source: trunk/autoquest-androidmonitor/src/de/ugoe/cs/autoquest/androidmonitor/AndroidmonitorLogFile.java @ 1726

package de.ugoe.cs.autoquest.androidmonitor;

import java.io.File;
import java.io.FileOutputStream;
import java.io.StringWriter;

import org.xmlpull.v1.XmlSerializer;

import android.util.Log;
import android.util.Xml;

public class AndroidmonitorLogFile {

        private String name;

        public AndroidmonitorLogFile(String appName, File dir) {
                this.name = "android_" + appName + "_LogFile.xml";

                try {
                        // prove if file exists
                        File file = new File(dir, this.name);
                        /*
                         * if file does not exists write device and app information to a new
                         * file. Otherwise use existing file and add activity information to
                         * file.
                         */
                        if (true) { //!file.exists() 
                                /*
                                 * create log file. Using method openFileOutput() does not work
                                 * for this project due to the reason that this method would try
                                 * to create the file in the directory of the non-existing
                                 * directory de.ugoe.cs.androidmonitor. This directory does not
                                 * exist due to the reason that this project is a library and
                                 * the file has to be stored in the directory of the running
                                 * application. Furthermore it would not be possible to write in
                                 * another app directory as the own one.
                                 */
                                String string = getDeviceInformation() + getAppInformation();
                                try {
                                        FileOutputStream outputStream = new FileOutputStream(file);
                                        outputStream.write(string.getBytes());
                                        outputStream.close();
                                } catch (Exception e) {
                                        Log.e("file", "outputstream: " + e.getMessage());
                                }

                        }
                } catch (Exception e) {
                        e.printStackTrace();
                        Log.e("file", "file: " + e.getMessage());
                }

        }

        /**
         * get file name
         * 
         * @return
         */
        public String getName() {
                return this.name;
        }

        private String getAppInformation() {
                // app Name ...
                return "";
        }

        private String getDeviceInformation() {
                String deviceInformation = "";
                XmlSerializer serializer = Xml.newSerializer(); 
                StringWriter writer = new StringWriter();
                try {
                        serializer.setOutput(writer);
                        serializer.startDocument("UTF-8", true);
                        serializer.startTag("", "device");
                        serializer.startTag("", "param");
                        serializer.attribute("", "value", ""
                                        + android.os.Build.VERSION.SDK_INT);
                        serializer.attribute("", "name", "sdk_version");
                        serializer.endTag("", "param");

                        serializer.startTag("", "param");
                        serializer.attribute("", "value", android.os.Build.DEVICE);
                        serializer.attribute("", "name", "device");
                        serializer.endTag("", "param");

                        serializer.startTag("", "param");
                        serializer.attribute("", "value", android.os.Build.MANUFACTURER);
                        serializer.attribute("", "name", "manufacturer");
                        serializer.endTag("", "param");

                        serializer.startTag("", "param");
                        serializer.attribute("", "value", android.os.Build.MODEL);
                        serializer.attribute("", "name", "model");
                        serializer.endTag("", "param");

                        // tbd get resolution ...

                        serializer.endTag("", "device");
                        serializer.endDocument();
                        
                        deviceInformation = writer.toString();

                } catch (Exception e) {
                        Log.e("xml", e.getMessage()); 
                }

                return deviceInformation;
        }

        public void addComponent() {
                // add component to file
        }

        public void addEvent() {
                // add event to file
        }

}