Example usage for java.util ArrayList hashCode

List of usage examples for java.util ArrayList hashCode

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Introduction

In this page you can find the example usage for java.util ArrayList hashCode.

Prototype

public int hashCode()

Source Link

Usage

From source file:Main.java

public static int hashCode(List list) {
    if (list == null) {
        return 0;
    }//from  w  ww . j  ava 2s.co m
    if (list.isEmpty()) {
        return 1;
    }
    ArrayList<?> tmp = new ArrayList<>(list);
    Collections.sort(tmp, (o1, o2) -> Integer.compare(o1.hashCode(), o2.hashCode()));
    return tmp.hashCode();
}

From source file:de.hero.vertretungsplan.HtmlWork.java

public void extractTable(StringBuffer strHtml) throws IOException {
    SharedPreferences.Editor editor = mySharedPreferences.edit();

    ArrayList<HashMap<String, String>> lstEintraege = new ArrayList<HashMap<String, String>>();

    HashMap<String, String> hmEintrag = new HashMap<String, String>();

    int intIndex = strHtml.indexOf("<table");
    strHtml.delete(0, intIndex - 1);/*from   w w  w  . j  a v a2 s  . c  o m*/
    intIndex = strHtml.indexOf("</table");
    strHtml.delete(intIndex, strHtml.length() - 1);
    DateFormat dfm = new SimpleDateFormat("dd.MM.yyyy");
    DateFormat dfm2 = new SimpleDateFormat("dd.MM.yy");
    Date dat = new Date();
    try {
        dat = dfm.parse(strHtml.substring(strHtml.indexOf(":") + 2));
    } catch (ParseException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    //      int date = dat.getDate();
    //      int month = dat.getMonth() + 1;

    //String strAktualisierungsText =  ((date < 10) ? "0" + date : date)  + "." + ((month < 10) ? "0" + month : month) + "." + (dat.getYear() + 1900) + " - " + strHtml.substring(strHtml.indexOf("<td>") + 4,strHtml.indexOf("</td"));
    String datumVertretungsplan = dfm2.format(dat);
    String aOderBWoche = strHtml.substring(strHtml.indexOf("<td>") + 4, strHtml.indexOf("</td"));
    Log.d("HtmlWork", "strAktualisierungsText " + datumVertretungsplan);
    editor.putString(context.getString(R.string.datumVertretungsplan), datumVertretungsplan);
    editor.putString("aOderBWoche", aOderBWoche);
    editor.commit();

    intIndex = strHtml.indexOf("<tr>");
    int intIndex2 = strHtml.indexOf("</tr>");
    strHtml.delete(0, intIndex2 + 4);
    intIndex = strHtml.indexOf("<tr>");
    intIndex2 = strHtml.indexOf("</tr>");

    strHtml.delete(0, intIndex2 + 4);
    intIndex2 = strHtml.indexOf("</tr>");
    strHtml.delete(0, intIndex2 + 4);
    intIndex = strHtml.indexOf("<tr>");
    intIndex2 = strHtml.indexOf("</tr>");
    while (intIndex != -1) {
        StringBuffer strZeile = new StringBuffer(strHtml.substring(intIndex + 4, intIndex2));
        int intIndex4 = strZeile.indexOf("</t");
        strZeile.delete(0, intIndex4 + 5);
        int intIndex3 = strZeile.indexOf("<t");
        intIndex4 = strZeile.indexOf("</t");

        String stunde = strZeile.substring(intIndex3 + 4, intIndex4);
        hmEintrag.put("stunde", stunde + ((stunde.endsWith(".")) ? " Stunde" : ". Stunde"));

        strZeile.delete(intIndex3, intIndex4 + 4);
        intIndex3 = strZeile.indexOf("<t");
        intIndex4 = strZeile.indexOf("</t");
        hmEintrag.put("fach1", strZeile.substring(intIndex3 + 4, intIndex4));

        strZeile.delete(intIndex3, intIndex4 + 4);
        intIndex3 = strZeile.indexOf("<t");
        intIndex4 = strZeile.indexOf("</t");
        hmEintrag.put("vertreter", strZeile.substring(intIndex3 + 4, intIndex4));

        /*strZeile.delete(intIndex3, intIndex4 + 4);
        intIndex3 = strZeile.indexOf("<t");
        intIndex4 = strZeile.indexOf("</t");
        hmEintrag.put("fach2", strZeile.substring(intIndex3 + 4, intIndex4));*/

        strZeile.delete(intIndex3, intIndex4 + 4);
        intIndex3 = strZeile.indexOf("<t");
        intIndex4 = strZeile.indexOf("</t");
        hmEintrag.put("klassen", strZeile.substring(intIndex3 + 4, intIndex4));

        strZeile.delete(intIndex3, intIndex4 + 4);
        intIndex3 = strZeile.indexOf("<t");
        intIndex4 = strZeile.indexOf("</t");
        hmEintrag.put("raum", strZeile.substring(intIndex3 + 4, intIndex4));

        strZeile.delete(intIndex3, intIndex4 + 4);
        intIndex3 = strZeile.indexOf("<t");
        intIndex4 = strZeile.indexOf("</t");

        String strTemp = strZeile.substring(intIndex3 + 4, intIndex4);

        strZeile.delete(intIndex3, intIndex4 + 4);
        intIndex3 = strZeile.indexOf("<t");
        intIndex4 = strZeile.indexOf("</t");

        hmEintrag.put("text", strTemp + " " + strZeile.substring(intIndex3 + 4, intIndex4));

        lstEintraege.add(hmEintrag);

        hmEintrag = new HashMap<String, String>();

        strHtml.delete(0, intIndex2 + 2);
        intIndex = strHtml.indexOf("<tr>");
        intIndex2 = strHtml.indexOf("</tr>");
    }
    FileOutputStream fos = context.openFileOutput(context.getString(R.string.filename), Context.MODE_PRIVATE);
    ObjectOutputStream oos = new ObjectOutputStream(fos);

    int oldHash = mySharedPreferences.getInt(context.getString(R.string.v_plan_hash_value), 0);

    oos.writeObject(lstEintraege);
    oos.close();
    fos.close();
    int newHash = lstEintraege.hashCode();
    editor.putInt(context.getString(R.string.v_plan_hash_value), newHash);
    editor.commit();

    Log.d("HtmlWork", "oldHash: " + oldHash + "; newHash: " + newHash);
    if (oldHash != newHash) {
        onDataChange();
    }
}