Source code

KittyORM update example
  1.  1// Initializing database instance
     2BasicDatabase db = new BasicDatabase(getContext());
     3// Getting mapper instance
     4RandomMapper mapper = (RandomMapper) db.getMapper(RandomModel.class);
     5// Getting existing model from database (assuming that 0l model exists)
     6RandomModel toUpdate = mapper.findByIPK(0l);
     7// Setting model fields
     8toUpdate.randomInt = 12;
     9...
    10// Saving model with save method
    11mapper.save(toUpdate);
    12// Saving model with direct insert call
    13mapper.update(toInsert);
  2.  1// Initializing database instance
     2BasicDatabase db = new BasicDatabase(getContext());
     3// Getting mapper instance
     4RandomMapper mapper = (RandomMapper) db.getMapper(RandomModel.class);
     5// Creating condition builder instance
     6SQLiteConditionBuilder builder = new SQLiteConditionBuilder();
     7builder.addColumn("id")
     8       .addSQLOperator(SQLiteOperator.GREATER_OR_EQUAL)
     9       .addValue(10)
    10       .addSQLOperator(SQLiteOperator.AND)
    11       .addColumn("id")
    12       .addSQLOperator(SQLiteOperator.LESS_OR_EQUAL)
    13       .addValue(20);
    14// Creating blank model and setting it fields
    15RandomModel toUpdate = new RandomModel();
    16toUpdate.randomInt = 50;
    17// Updating table with custom clause and values from model
    18mapper.update(toUpdate, builder.build(), new String[]{"randomInt"}, CVUtils.INCLUDE_ONLY_SELECTED_FIELDS);
KittyORM basic_database implementation sources
  1. Click to view BasicDatabase.class:
     1@KITTY_DATABASE(
     2        databaseName = "basic_database",
     3        domainPackageNames = {"net.akaish.kittyormdemo.sqlite.basicdb"},
     4        logTag = LOG_TAG,
     5        isLoggingOn = true,
     6        isProductionOn = true,
     7        isPragmaOn = true
     8)
     9@KITTY_DATABASE_REGISTRY(
    10        domainPairs = {
    11                @KITTY_REGISTRY_PAIR(model = ComplexRandomModel.class, mapper = ComplexRandomMapper.class),
    12                @KITTY_REGISTRY_PAIR(model = IndexesAndConstraintsModel.class),
    13                @KITTY_REGISTRY_PAIR(model = RandomModel.class, mapper = RandomMapper.class)
    14        }
    15)
    16public class BasicDatabase extends KittyDatabase {
    17
    18    public static final String LOG_TAG = "BASIC DB DEMO";
    19
    20    /**
    21     * KittyORM main database class that represents bootstrap and holder for all related with database
    22     * components.
    23     * <br> See {@link KittyDatabase#KittyDatabase(Context, String)} for more info.
    24     *
    25     * @param ctx
    26     */
    27    public BasicDatabase(Context ctx) {
    28        super(ctx);
    29    }
    30
    31}

  2. Click to view AbstractRandomModel.class:
     1public abstract class AbstractRandomModel extends KittyModel {
     2
     3    public static final String RND_INTEGER_CNAME = "rnd_int_custom_column_name";
     4    public static final String RND_ANIMAL_CNAME = "rndanimal";
     5
     6    @KITTY_COLUMN(
     7            isIPK = true,
     8            columnOrder = 0
     9    )
    10    public Long id;
    11
    12    @KITTY_COLUMN(
    13            columnOrder = 1
    14    )
    15    public int randomInt;
    16
    17    @KITTY_COLUMN(
    18            columnOrder = 2,
    19            columnName = RND_INTEGER_CNAME
    20    )
    21    public Integer randomInteger;
    22
    23    @KITTY_COLUMN(
    24            columnOrder = 3,
    25            columnName = RND_ANIMAL_CNAME
    26    )
    27    public Animals randomAnimal;
    28
    29    @KITTY_COLUMN(
    30            columnOrder = 4,
    31            columnAffinity = TypeAffinities.TEXT
    32    )
    33    public String randomAnimalName;
    34}

  3. Click to view RandomModel.class:
     1@KITTY_TABLE
     2@KITTY_EXTENDED_CRUD(extendedCrudController = RandomMapper.class)
     3@INDEX(
     4        indexName = "random_animal_index",
     5        indexColumns = {AbstractRandomModel.RND_ANIMAL_CNAME}
     6)
     7public class RandomModel extends AbstractRandomModel {
     8
     9
    10    public RandomModel() {
    11        super();
    12    }
    13
    14    @KITTY_COLUMN(columnOrder = 5)
    15    public String randomAnimalSays;
    16
    17    @Override
    18    public String toString() {
    19        return new StringBuffer(64).append("[ id = ")
    20                                            .append(id)
    21                                            .append("; randomInt = ")
    22                                            .append(Integer.toString(randomInt))
    23                                            .append("; randomInteger = ")
    24                                            .append(randomInteger)
    25                                            .append("; randomAnimal = ")
    26                                            .append(randomAnimal)
    27                                            .append("; randomAnimnalLocalizedName = ")
    28                                            .append(randomAnimalName)
    29                                            .append("; randomAnimalSays = ")
    30                                            .append(randomAnimalSays).append(" ]").toString();
    31    }
    32}

  4. Click to view RandomMapper.class:
     1package net.akaish.kittyormdemo.sqlite.basicdb;
     2
     3import net.akaish.kitty.orm.KittyMapper;
     4import net.akaish.kitty.orm.KittyModel;
     5import net.akaish.kitty.orm.configuration.conf.KittyTableConfiguration;
     6import net.akaish.kitty.orm.query.QueryParameters;
     7import net.akaish.kitty.orm.query.conditions.SQLiteCondition;
     8import net.akaish.kitty.orm.query.conditions.SQLiteConditionBuilder;
     9import net.akaish.kitty.orm.query.conditions.SQLiteOperator;
    10import net.akaish.kitty.orm.util.KittyConstants;
    11import net.akaish.kittyormdemo.sqlite.misc.Animals;
    12
    13import static net.akaish.kitty.orm.query.conditions.SQLiteOperator.AND;
    14import static net.akaish.kitty.orm.query.conditions.SQLiteOperator.LESS_OR_EQUAL;
    15import static net.akaish.kitty.orm.query.conditions.SQLiteOperator.LESS_THAN;
    16import static net.akaish.kitty.orm.query.conditions.SQLiteOperator.GREATER_OR_EQUAL;
    17import static net.akaish.kitty.orm.query.conditions.SQLiteOperator.GREATER_THAN;
    18import static net.akaish.kittyormdemo.sqlite.basicdb.AbstractRandomModel.RND_ANIMAL_CNAME;
    19
    20import java.util.List;
    21
    22
    23/**
    24 * Created by akaish on 09.08.18.
    25 * @author akaish (Denis Bogomolov)
    26 */
    27public class RandomMapper extends KittyMapper {
    28
    29    public <M extends KittyModel> RandomMapper(KittyTableConfiguration tableConfiguration,
    30                                              M blankModelInstance,
    31                                              String databasePassword) {
    32        super(tableConfiguration, blankModelInstance, databasePassword);
    33    }
    34
    35    protected SQLiteCondition getAnimalCondition(Animals animal) {
    36        return new SQLiteConditionBuilder()
    37                .addColumn(RND_ANIMAL_CNAME)
    38                .addSQLOperator("=")
    39                .addObjectValue(animal)
    40                .build();
    41    }
    42
    43    public long deleteByRandomIntegerRange(int start, int end) {
    44        return deleteWhere("#?randomInt >= ? AND #?randomInt <= ?", start, end);
    45    }
    46
    47    public long deleteByAnimal(Animals animal) {
    48        return deleteWhere(getAnimalCondition(animal));
    49    }
    50
    51    public List<RandomModel> findByAnimal(Animals animal, long offset, long limit, boolean groupingOn) {
    52        SQLiteCondition condition = getAnimalCondition(animal);
    53        QueryParameters qparam = new QueryParameters();
    54        qparam.setLimit(limit).setOffset(offset);
    55        if(groupingOn)
    56            qparam.setGroupByColumns(RND_ANIMAL_CNAME);
    57        else
    58            qparam.setGroupByColumns(KittyConstants.ROWID);
    59        return findWhere(condition, qparam);
    60    }
    61
    62    public List<RandomModel> findByIdRange(long fromId, long toId, boolean inclusive, Long offset, Long limit) {
    63        SQLiteCondition condition = new SQLiteConditionBuilder()
    64                .addColumn("id")
    65                .addSQLOperator(inclusive ? GREATER_OR_EQUAL : GREATER_THAN)
    66                .addValue(fromId)
    67                .addSQLOperator(AND)
    68                .addColumn("id")
    69                .addSQLOperator(inclusive ? LESS_OR_EQUAL : LESS_THAN)
    70                .addValue(toId)
    71                .build();
    72        QueryParameters qparam = new QueryParameters();
    73        qparam.setLimit(limit).setOffset(offset).setGroupByColumns(KittyConstants.ROWID);
    74        return findWhere(condition, qparam);
    75    }
    76
    77    public List<RandomModel> findAllRandomModels(Long offset, Long limit) {
    78        QueryParameters qparam = new QueryParameters();
    79        qparam.setLimit(limit).setOffset(offset).setGroupByColumns(KittyConstants.ROWID);
    80        return findAll(qparam);
    81    }
    82
    83}

  5. Click to view ComplexRandomModel.class:
      1@KITTY_TABLE
      2@KITTY_EXTENDED_CRUD(extendedCrudController = ComplexRandomMapper.class)
      3public class ComplexRandomModel extends AbstractRandomModel {
      4
      5    public ComplexRandomModel() {
      6        super();
      7    }
      8
      9
     10    // Primitives
     11    // (boolean, int, byte, double, long, short, float)
     12    @KITTY_COLUMN(columnOrder = 5)
     13    public boolean boolF;
     14
     15
     16    @KITTY_COLUMN(columnOrder = 6)
     17    public byte byteF;
     18
     19    @KITTY_COLUMN(columnOrder = 7)
     20    public double doubleF;
     21
     22    @KITTY_COLUMN(columnOrder = 8)
     23    public long longF;
     24
     25    @KITTY_COLUMN(columnOrder = 9)
     26    public short shortF;
     27
     28    @KITTY_COLUMN(columnOrder = 10)
     29    public float floatF;
     30
     31    // Byte array
     32    @KITTY_COLUMN(columnOrder = 11)
     33    public byte[] byteArray;
     34
     35    // String (TEXT) (String, BigDecimal, BigInteger, Enum)
     36    @KITTY_COLUMN(columnOrder = 12)
     37    public String stringF;
     38
     39    @KITTY_COLUMN(columnOrder = 13)
     40    public BigDecimal bigDecimalF;
     41
     42    @KITTY_COLUMN(columnOrder = 14)
     43    public BigInteger bigIntegerF;
     44
     45    @KITTY_COLUMN(columnOrder = 15)
     46    public Uri uriF;
     47
     48    @KITTY_COLUMN(columnOrder = 16)
     49    public File fileF;
     50
     51    @KITTY_COLUMN(columnOrder = 17)
     52    public Currency currencyF;
     53
     54    // SD
     55    @KITTY_COLUMN(
     56            columnOrder = 18,
     57            columnAffinity = TypeAffinities.TEXT
     58    )
     59    @KITTY_COLUMN_SERIALIZATION
     60    public AnimalSounds stringSDF;
     61
     62    @KITTY_COLUMN(columnOrder = 19)
     63    public SomeColours bitmapColour;
     64
     65    @KITTY_COLUMN(
     66            columnOrder = 20,
     67            columnAffinity = TypeAffinities.BLOB
     68    )
     69    @KITTY_COLUMN_SERIALIZATION
     70    public Bitmap byteArraySDF;
     71
     72    String stringSDFSerialize() {
     73        if(stringSDF == null) return null;
     74        return new GsonBuilder().create().toJson(stringSDF);
     75    }
     76
     77    AnimalSounds stringSDFDeserialize(String cvData) {
     78        if(cvData == null) return null;
     79        if(cvData.length() == 0) return null;
     80        return new GsonBuilder().create().fromJson(cvData, AnimalSounds.class);
     81    }
     82
     83    public byte[] byteArraySDFSerialize() {//byteArraySDFSerialize
     84        if(byteArraySDF == null) return null;
     85        ByteArrayOutputStream bmpStream = new ByteArrayOutputStream();
     86        byteArraySDF.compress(Bitmap.CompressFormat.PNG, 100, bmpStream);
     87        return bmpStream.toByteArray();
     88    }
     89
     90    public Bitmap byteArraySDFDeserialize(byte[] cursorData) {
     91        if(cursorData == null) return null;
     92        if(cursorData.length == 0) return null;
     93        return BitmapFactory.decodeByteArray(cursorData, 0, cursorData.length);
     94    }
     95
     96    // Primitive wrappers Boolean, Integer, Byte, Double, Short or Float
     97    @KITTY_COLUMN(columnOrder = 21)
     98    public Boolean boolFF;
     99
    100
    101    @KITTY_COLUMN(columnOrder = 22)
    102    public Byte byteFF;
    103
    104    @KITTY_COLUMN(columnOrder = 23)
    105    public Double doubleFF;
    106
    107    @KITTY_COLUMN(columnOrder = 24)
    108    public Short shortFF;
    109
    110    @KITTY_COLUMN(columnOrder = 25)
    111    public Float floatFF;
    112
    113
    114    // Long represented types Long, Date, Calendar, Timestamp
    115    @KITTY_COLUMN(columnOrder = 26)
    116    public Long longFF;
    117
    118    @KITTY_COLUMN(columnOrder = 27)
    119    public Date dateF;
    120
    121    @KITTY_COLUMN(columnOrder = 28)
    122    public Calendar calendarF;
    123
    124    @KITTY_COLUMN(columnOrder = 29)
    125    public Timestamp timestampF;
    126
    127    @Override
    128    public String toString() {
    129        StringBuffer out = new StringBuffer(256);
    130        out.append("Long id : "+id+"\r\n");
    131        out.append("int randomInt : "+randomInt+"\r\n");
    132        out.append("String stringF : "+stringF+"\r\n");
    133        out.append("BigInteger bigIntegerF : "+bigIntegerF+"\r\n");
    134        out.append("SomeColours bitmapColour : "+bitmapColour+"\r\n");
    135        out.append("Short shortFF : "+shortFF+"\r\n");
    136        out.append("Timestamp timestampF (HReadable) : "+timestampF+"\r\n");
    137        out.append("AnimalSounds stringSDF (HReadable) : "+stringSDFSerialize()+"\r\n");
    138        out.append("Uri uriF : " + uriF+"\r\n");
    139        out.append("Currency currencyF : " + currencyF.getSymbol()+"\r\n");
    140        out.append("... \r\n");
    141        return out.toString();
    142    }
    143
    144    public String toShortString() {
    145        StringBuffer out = new StringBuffer(256);
    146        out.append("[ Long id : "+id+"; ");
    147        out.append("int randomInt : "+randomInt+"; ");
    148        out.append("String stringF : "+stringF+"; ");
    149        out.append("BigInteger bigIntegerF : "+bigIntegerF+"; ");
    150        out.append("SomeColours bitmapColour : "+bitmapColour+"; ");
    151        out.append("Short shortFF : "+shortFF+"; ");
    152        out.append("Timestamp timestampF (HReadable) : "+timestampF+"; ... ]");
    153        return out.toString();
    154    }
    155
    156    @Deprecated
    157    public String toHTMLString() {
    158        StringBuffer out = new StringBuffer(2048);
    159        out.append("<br>Long id : "+id.toString()+"\r\n");
    160        out.append("<br><b>PRIMITIVES</b>"+"\r\n");
    161        out.append("<br>boolean boolF : "+Boolean.toString(boolF)+"\r\n");
    162        out.append("<br>int randomInt : "+Integer.toString(randomInt)+"\r\n");
    163        out.append("<br>byte byteF : "+Byte.toString(byteF)+"\r\n");
    164        out.append("<br>double doubleF : "+Double.toString(doubleF)+"\r\n");
    165        out.append("<br>long longF : "+Long.toString(longF)+"\r\n");
    166        out.append("<br>short shortF : "+Short.toString(shortF)+"\r\n");
    167        out.append("<br>float floatF : "+Float.toString(floatF)+"\r\n");
    168        out.append("<br>byte[] byteArray : "+byteArrayToString(byteArray)+"\r\n");
    169        out.append("<br><b>STRING AFFINITIES</b>"+"\r\n");
    170        out.append("<br>String randomAnimalName : "+randomAnimalName+"\r\n");
    171        out.append("<br>String stringF : "+stringF+"\r\n");
    172        out.append("<br>BigDecimal bigDecimalF : "+bigDecimalF.toEngineeringString()+"\r\n");
    173        out.append("<br>BigInteger bigIntegerF : "+bigIntegerF.toString()+"\r\n");
    174        out.append("<br>Animals randomAnimal : "+randomAnimal.toString()+"\r\n");
    175        out.append("<br><b>SERIALIZATION AND DESERIALIZATION</b>"+"\r\n");
    176        out.append("<br>AnimalSounds stringSDF : "+stringSDFSerialize()+"\r\n");
    177        out.append("<br>SomeColours bitmapColour : "+bitmapColour.toString()+"\r\n");
    178        out.append("<br><b>PRIMITIVE WRAPPERS</b>"+"\r\n");
    179        out.append("<br>Boolean boolFF : "+boolFF.toString()+"\r\n");
    180        out.append("<br>Integer randomInteger : "+randomInteger.toString()+"\r\n");
    181        out.append("<br>Byte byteFF : "+byteFF.toString()+"\r\n");
    182        out.append("<br>Double doubleFF : "+doubleFF.toString()+"\r\n");
    183        out.append("<br>Short shortFF : "+shortFF.toString()+"\r\n");
    184        out.append("<br>Float floatFF :"+floatFF.toString()+"\r\n");
    185        out.append("<br><b>LONG REPRESENTED TYPES</b>"+"\r\n");
    186        out.append("<br>Long longFF : "+longFF.toString()+"\r\n");
    187        out.append("<br>Date dateF : "+Long.toString(dateF.getTime())+"\r\n");
    188        out.append("<br>Calendar calendarF : "+Long.toString(calendarF.getTimeInMillis())+"\r\n");
    189        out.append("<br>Timestamp timestampF : "+Long.toString(timestampF.getTime())+"\r\n");
    190        out.append("<br>Date dateF (HReadable) : "+dateF.toString()+"\r\n");
    191        out.append("<br>Calendar calendarF (HReadable) : "+calendarF.getTime().toString()+"\r\n");
    192        out.append("<br>Timestamp timestampF (HReadable) : "+timestampF.toString()+"\r\n");
    193        return out.toString();
    194    }
    195
    196    public String byteArrayToString(byte[] toString) {
    197        String[] strings = new String[toString.length];
    198        for(int i = 0; i < toString.length; i++) {
    199            strings[i] = Byte.toString(toString[i]);
    200        }
    201        return KittyUtils.implodeWithCommaInBKT(strings);
    202    }
    203}

  6. Click to view IndexesAndConstraintsModel.class:
     1@KITTY_TABLE(tableName = "cai")
     2@FOREIGN_KEY_T(
     3        name = "CAI_FK",
     4        columns = {IndexesAndConstraintsModel.RANDOM_ID_CNAME},
     5        reference = @FOREIGN_KEY_REFERENCE(
     6                foreignTableName = "random",
     7                foreignTableColumns = {"id"},
     8                onUpdate = OnUpdateDeleteActions.CASCADE,
     9                onDelete = OnUpdateDeleteActions.CASCADE
    10        )
    11)
    12@INDEX(indexColumns = {"creation_date"})
    13public class IndexesAndConstraintsModel extends KittyModel {
    14    static final String RANDOM_ID_CNAME = "rnd_id";
    15
    16    @KITTY_COLUMN(columnOrder = 0)
    17    @PRIMARY_KEY
    18    @NOT_NULL
    19    public Long id;
    20
    21    @KITTY_COLUMN(columnOrder = 1)
    22    @NOT_NULL
    23    @UNIQUE
    24    public Long rndId;
    25
    26    @KITTY_COLUMN(columnOrder = 2)
    27    @CHECK(checkExpression = "animal IN (\"CAT\", \"TIGER\", \"LION\")") // only cats allowed to this party
    28    public Animals animal;
    29
    30    @KITTY_COLUMN(columnOrder = 3)
    31    @DEFAULT(signedInteger = 28) // You can choose for options for default declaration, if nothing set than 0 value would be used
    32    @NOT_NULL
    33    public Integer defaultNumber;
    34
    35    @KITTY_COLUMN(columnOrder = 4)
    36    @DEFAULT(
    37            predefinedLiteralValue = LiteralValues.CURRENT_DATE
    38    )
    39    @NOT_NULL
    40    public String creationDate;
    41
    42    @KITTY_COLUMN(columnOrder = 5)
    43    @DEFAULT(
    44            predefinedLiteralValue = LiteralValues.CURRENT_TIMESTAMP
    45    )
    46    @ONE_COLUMN_INDEX(unique = true, indexName = "IAC_unique_index_creation_timestamp")
    47    @NOT_NULL
    48    public Timestamp creationTmstmp;
    49
    50    @Override
    51    public String toString() {
    52        StringBuilder sb = new StringBuilder(64);
    53        sb.append("[ RowID = ").append(getRowID())
    54                .append(" ; id = ").append(id)
    55                .append(" ; rndId = ").append(rndId)
    56                .append(" ; animal = ").append(animal)
    57                .append(" ; defaultNumber = ").append(defaultNumber)
    58                .append(" ; creationDate = ").append(creationDate)
    59                .append(" ; creationTmstmp = ").append(creationTmstmp).append(" ]");
    60        return sb.toString();
    61    }
    62}

Fragment and utility code used in this tutorial
  1. Click to view RNDRandomModelFactory.class:
     1public class RNDRandomModelFactory {
     2
     3    private final Context context;
     4    private final Random randomizer;
     5
     6    private final SparseArray<String> randomAnimalSays = new SparseArray<>();
     7    private final SparseArray<String> randomAnimalLocalizedName = new SparseArray<>();
     8
     9    public RNDRandomModelFactory(Context context) {
    10        super();
    11        this.context = context;
    12        this.randomizer = new Random();
    13
    14        // Lol, getContext().getString() method is slow, calling for each new random model this method twice causes 55% of all execution time of generating new random model (!)
    15        // Right now getting those string causes only 14% of execution time
    16        randomAnimalSays.append(Animals.getLocalizedAnimalSaysResource(Animals.BEAR), context.getString(Animals.getLocalizedAnimalSaysResource(Animals.BEAR)));
    17        randomAnimalSays.append(Animals.getLocalizedAnimalSaysResource(Animals.CAT), context.getString(Animals.getLocalizedAnimalSaysResource(Animals.CAT)));
    18        randomAnimalSays.append(Animals.getLocalizedAnimalSaysResource(Animals.DOG), context.getString(Animals.getLocalizedAnimalSaysResource(Animals.DOG)));
    19        randomAnimalSays.append(Animals.getLocalizedAnimalSaysResource(Animals.GOAT), context.getString(Animals.getLocalizedAnimalSaysResource(Animals.GOAT)));
    20        randomAnimalSays.append(Animals.getLocalizedAnimalSaysResource(Animals.LION), context.getString(Animals.getLocalizedAnimalSaysResource(Animals.LION)));
    21        randomAnimalSays.append(Animals.getLocalizedAnimalSaysResource(Animals.SHEEP), context.getString(Animals.getLocalizedAnimalSaysResource(Animals.SHEEP)));
    22        randomAnimalSays.append(Animals.getLocalizedAnimalSaysResource(Animals.TIGER), context.getString(Animals.getLocalizedAnimalSaysResource(Animals.TIGER)));
    23        randomAnimalSays.append(Animals.getLocalizedAnimalSaysResource(Animals.WOLF), context.getString(Animals.getLocalizedAnimalSaysResource(Animals.WOLF)));
    24
    25
    26        randomAnimalLocalizedName.append(Animals.getLocalizedAnimalNameResource(Animals.BEAR), context.getString(Animals.getLocalizedAnimalNameResource(Animals.BEAR)));
    27        randomAnimalLocalizedName.append(Animals.getLocalizedAnimalNameResource(Animals.CAT), context.getString(Animals.getLocalizedAnimalNameResource(Animals.CAT)));
    28        randomAnimalLocalizedName.append(Animals.getLocalizedAnimalNameResource(Animals.DOG), context.getString(Animals.getLocalizedAnimalNameResource(Animals.DOG)));
    29        randomAnimalLocalizedName.append(Animals.getLocalizedAnimalNameResource(Animals.GOAT), context.getString(Animals.getLocalizedAnimalNameResource(Animals.GOAT)));
    30        randomAnimalLocalizedName.append(Animals.getLocalizedAnimalNameResource(Animals.LION), context.getString(Animals.getLocalizedAnimalNameResource(Animals.LION)));
    31        randomAnimalLocalizedName.append(Animals.getLocalizedAnimalNameResource(Animals.SHEEP), context.getString(Animals.getLocalizedAnimalNameResource(Animals.SHEEP)));
    32        randomAnimalLocalizedName.append(Animals.getLocalizedAnimalNameResource(Animals.TIGER), context.getString(Animals.getLocalizedAnimalNameResource(Animals.TIGER)));
    33        randomAnimalLocalizedName.append(Animals.getLocalizedAnimalNameResource(Animals.WOLF), context.getString(Animals.getLocalizedAnimalNameResource(Animals.WOLF)));
    34
    35    }
    36
    37    public RandomModel newRandomModel() {
    38        RandomModel out = new RandomModel();
    39        out.randomInt = randomizer.nextInt();
    40        out.randomInteger = randomizer.nextInt();
    41        out.randomAnimal = Animals.rndAnimal(randomizer);
    42        out.randomAnimalSays = randomAnimalSays.get(Animals.getLocalizedAnimalSaysResource(out.randomAnimal));
    43        out.randomAnimalName = randomAnimalLocalizedName.get(Animals.getLocalizedAnimalNameResource(out.randomAnimal));
    44        return out;
    45    }
    46}

  2. Click to view Lesson2Tab2Update.class:
      1public class Lesson2Tab2Update extends Lesson2BaseFragment {
      2
      3    public Lesson2Tab2Update(){}
      4
      5    Button loadModelButton;
      6    Button updateButton;
      7
      8    EditText loadModelIdET;
      9
     10    EditText randomIntET;
     11    EditText randomIntegerET;
     12    EditText randomAnimalNameET;
     13    EditText randomAnimalSaysET;
     14
     15    TextView loadedModelTW;
     16
     17
     18    @Override
     19    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
     20        View rootView = inflater.inflate(R.layout.lesson2_tab2_update, container, false);
     21        setAnimalSpinner(rootView, R.id.l2_t2_spinner, new AdapterView.OnItemSelectedListener() {
     22            @Override
     23            public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
     24                String enumStringName = (String) animalSpinner.getAdapter().getItem(position);
     25                if(enumStringName.equals(animalAdapter.getItem(animalAdapter.getCount()))) {
     26                    // do nothing, skip spinner hint
     27                } else {
     28                    Animals animal = Animals.valueOf(enumStringName);
     29                    randomAnimalNameET.setText(Animals.getLocalizedAnimalNameResource(animal));
     30                    randomAnimalSaysET.setText(Animals.getLocalizedAnimalSaysResource(animal));
     31                }
     32            }
     33
     34            @Override
     35            public void onNothingSelected(AdapterView<?> parent) {
     36
     37            }
     38        });
     39
     40        loadedModelTW = rootView.findViewById(R.id.l2_t2_tw_current_model);
     41        loadModelButton = rootView.findViewById(R.id.l2_t2_load_button);
     42
     43        loadModelButton.setOnClickListener(new View.OnClickListener() {
     44            @Override
     45            public void onClick(View v) {
     46                loadModel();
     47            }
     48        });
     49
     50        updateButton = rootView.findViewById(R.id.l2_t2_update_model_button);
     51
     52        updateButton.setOnClickListener(new View.OnClickListener() {
     53
     54            /**
     55             * Called when a view has been clicked.
     56             *
     57             * @param v The view that was clicked.
     58             */
     59            @Override
     60            public void onClick(View v) {
     61                updateModel();
     62            }
     63        });
     64
     65        randomIntET = rootView.findViewById(R.id.l2_t2_et_random_int);
     66        randomIntegerET = rootView.findViewById(R.id.l2_t2_et_random_integer);
     67
     68        randomAnimalNameET = rootView.findViewById(R.id.l2_t2_et_animal_localised_name);
     69        randomAnimalSaysET = rootView.findViewById(R.id.l2_t2_et_animal_says);
     70
     71        loadModelIdET = rootView.findViewById(R.id.l2_t2_et_id);
     72
     73        setUpExpandedList(
     74                rootView,
     75                R.id._l2_t2_expanded_panel_lw,
     76                R.id._l2_t2_expanded_panel_text,
     77                R.string._l2_t2_expanded_text_pattern
     78        );
     79
     80        return rootView;
     81    }
     82
     83    void updateModel() {
     84        String randomInt = randomIntET.getText().toString();
     85        String randomInteger = randomIntegerET.getText().toString();
     86        String animalEnumStringValue = animalSpinner.getSelectedItem().toString();
     87
     88        if(animalEnumStringValue.equals(animalAdapter.getItem(animalAdapter.getCount()))) {
     89            getLessonActivity().showWarningDialog(R.string._warning_dialog_title, R.string._l2_t1_warning_text, R.string._warning_dialog_ok_button_text);
     90            return;
     91        }
     92        if(randomInt == null || randomInteger == null) {
     93            getLessonActivity().showWarningDialog(R.string._warning_dialog_title, R.string._l2_t1_warning_text, R.string._warning_dialog_ok_button_text);
     94            return;
     95        }
     96        if(randomInt.length() == 0 || randomInteger.length() == 0) {
     97            getLessonActivity().showWarningDialog(R.string._warning_dialog_title, R.string._l2_t1_warning_text, R.string._warning_dialog_ok_button_text);
     98            return;
     99        }
    100        int rndInt = 0; Integer rndInteger = null;
    101        try {
    102            rndInt = Integer.parseInt(randomInt);
    103            rndInteger = Integer.valueOf(randomInteger);
    104        } catch (Exception e) {
    105            getLessonActivity().showWarningDialog(R.string._warning_dialog_title, R.string._l2_t1_warning_bad_input, R.string._warning_dialog_ok_button_text);
    106            return;
    107        }
    108        if(isLoadedModelExists()) {
    109            RandomMapper mapper = getMapper();
    110            RandomModel toUpdate = mapper.findByIPK(getLoadedModelId());
    111            RandomModel originalModel = toUpdate.clone(RandomModel.class);
    112            toUpdate.randomInt = rndInt;
    113            toUpdate.randomInteger = rndInteger;
    114            Animals animal = Animals.valueOf(animalEnumStringValue);
    115            toUpdate.randomAnimal = animal;
    116            toUpdate.randomAnimalName = getString(Animals.getLocalizedAnimalNameResource(animal));
    117            toUpdate.randomAnimalSays = getString(Animals.getLocalizedAnimalSaysResource(animal));
    118            long updateStatus = mapper.update(toUpdate);
    119            if(updateStatus > 0) {
    120                addNewEventToExpandedPanel(format(getString(R.string._l2_t2_expanded_added), toUpdate.getRowID(), originalModel, toUpdate, mapper.countAll()));
    121            } else {
    122                addNewEventToExpandedPanel(format(getString(R.string._l2_t2_expanded_error), toUpdate));
    123            }
    124            mapper.close();
    125            if(isLoadedModelExists()) {
    126                modelExists();
    127            } else {
    128                noModel();
    129            }
    130        } else {
    131            addNewEventToExpandedPanel(format(getString(R.string._l2_t2_expanded_error_unable), getLoadedModelId()));
    132        }
    133    }
    134
    135    void loadModel() {
    136        String modelIdFromLoadET = loadModelIdET.getText().toString();
    137        if(modelIdFromLoadET == null) {
    138            getLessonActivity().showWarningDialog(
    139                    R.string._warning_dialog_title,
    140                    R.string._l2_t2_warning_bad_id_input,
    141                    R.string._warning_dialog_ok_button_text);
    142            return;
    143        }
    144        if(modelIdFromLoadET.length() == 0) {
    145            getLessonActivity().showWarningDialog(
    146                    R.string._warning_dialog_title,
    147                    R.string._l2_t2_warning_bad_id_input,
    148                    R.string._warning_dialog_ok_button_text);
    149            return;
    150        }
    151        Long modelToLoad = null;
    152        try {
    153            modelToLoad = Long.valueOf(modelIdFromLoadET);
    154        } catch (Exception e) {
    155            getLessonActivity().showWarningDialog(
    156                    R.string._warning_dialog_title,
    157                    R.string._l2_t2_warning_bad_id_input,
    158                    R.string._warning_dialog_ok_button_text);
    159            return;
    160        }
    161        setLoadedModelId(modelToLoad);
    162        if(isLoadedModelExists())
    163            modelExists();
    164        else {
    165            getLessonActivity().showWarningDialog(
    166                    R.string._warning_dialog_title,
    167                    R.string._l2_t2_warning_no_record_with_id,
    168                    R.string._warning_dialog_ok_button_text);
    169            noModel();
    170        }
    171    }
    172
    173    @Override
    174    public void onVisible() {
    175        new LoadSelectedModel().execute(0l);
    176    }
    177
    178    void modelExists() {
    179        setUpdateFieldsActive(true);
    180        loadModelData(getLoadedModelId());
    181    }
    182
    183    void noModel() {
    184        setUpdateFieldsActive(false);
    185        setLoadedModelTWText(null);
    186    }
    187
    188    void loadModelData(Long IPK) {
    189        RandomMapper mapper = getMapper();
    190        RandomModel model = mapper.findByIPK(IPK);
    191        if(model == null) {
    192            setUpdateFieldsActive(false);
    193        } else {
    194            loadModelValues(model);
    195        }
    196        setLoadedModelTWText(model);
    197    }
    198
    199    void setLoadedModelTWText(RandomModel model) {
    200        if(model == null) {
    201            loadedModelTW.setText(
    202                    format(
    203                            getString(R.string._l2_t2_current_model_pattern),
    204                            getString(R.string._l2_t2_current_model_not_set)
    205                    )
    206            );
    207        } else {
    208            loadedModelTW.setText(
    209                    format(
    210                            getString(R.string._l2_t2_current_model_pattern),
    211                            model
    212                    )
    213            );
    214        }
    215    }
    216
    217    void loadModelValues(RandomModel model) {
    218        loadModelIdET.setText(Long.toString(model.id));
    219        randomIntET.setText(Integer.toString(model.randomInt));
    220        randomIntegerET.setText(Integer.toString(model.randomInteger));
    221        randomAnimalSaysET.setText(model.randomAnimalSays);
    222        randomAnimalNameET.setText(model.randomAnimalName);
    223        animalSpinner.setSelection(animalAdapter.getPosition(model.randomAnimal.name()), true);
    224    }
    225
    226    void setUpdateFieldsActive(boolean isActive) {
    227        //randomIntET.setFocusable(isActive);
    228        randomIntET.setEnabled(isActive);
    229
    230        //randomIntegerET.setFocusable(isActive);
    231        randomIntegerET.setEnabled(isActive);
    232
    233        //updateButton.setFocusable(isActive);
    234        updateButton.setEnabled(isActive);
    235
    236        //animalSpinner.setFocusable(isActive);
    237        animalSpinner.setEnabled(isActive);
    238        if(!isActive)
    239            animalSpinner.setVisibility(View.GONE);
    240        else
    241            animalSpinner.setVisibility(View.VISIBLE);
    242
    243        randomAnimalSaysET.setEnabled(isActive);
    244        randomAnimalNameET.setEnabled(isActive);
    245    }
    246
    247    // Fab menu section
    248
    249    // Fab menu section
    250
    251    @Override
    252    public View.OnClickListener helpFabMenuAction() {
    253        return new View.OnClickListener() {
    254            @Override
    255            public void onClick(View v) {
    256                ((KittyTutorialActivity)getActivity()).showWebViewDialog(LessonsUriConstants.L2_T2_TUTORIAL);
    257            }
    258        };
    259    }
    260
    261    @Override
    262    public View.OnClickListener sourceFabMenuAction() {
    263        return new View.OnClickListener() {
    264            @Override
    265            public void onClick(View v) {
    266                ((KittyTutorialActivity)getActivity()).showWebViewDialog(LessonsUriConstants.L2_T2_SOURCE);
    267            }
    268        };
    269    }
    270
    271    @Override
    272    public View.OnClickListener schemaFabMenuAction() {
    273        return new View.OnClickListener() {
    274            @Override
    275            public void onClick(View v) {
    276                ((KittyTutorialActivity)getActivity()).showWebViewDialog(LessonsUriConstants.L2_T2_SCHEMA);
    277            }
    278        };
    279    }
    280
    281    @Override
    282    protected int snackbarMessageResource() {
    283        return R.string._l2_t2_snackbar_message;
    284    }
    285
    286    // Assyncs
    287    private static String LOG_E_EXCEPTION_ON_LOAD = "Error on loading initial model at Lesson2Tab2Update, see exception details: ";
    288    private static String LOG_E_EXCEPTION_ON_LOAD_NESTED = "Error on loading initial model at Lesson2Tab2Update, see exception details (nested exception): ";
    289
    290    class LoadSelectedModel extends AsyncTask<Long, Long, RandomModel> {
    291        ProgressDialog dialog;
    292
    293        @Override
    294        protected void onPreExecute() {}
    295
    296        @Override
    297        protected RandomModel doInBackground(Long... params) {
    298            Long modelToLoad = getLoadedModelId();
    299            if(modelToLoad == null) return null;
    300            else {
    301                try {
    302                    RandomMapper mapper = (RandomMapper) getDb().getMapper(RandomModel.class);
    303                    return mapper.findByIPK(modelToLoad);
    304                } catch (Exception e) {
    305                    Log.e(BasicDatabase.LOG_TAG, LOG_E_EXCEPTION_ON_LOAD, e);
    306                    if(e instanceof KittyRuntimeException) {
    307                        if(((KittyRuntimeException) e).getNestedException() != null)
    308                            Log.e(BasicDatabase.LOG_TAG,
    309                                    LOG_E_EXCEPTION_ON_LOAD_NESTED,
    310                                    ((KittyRuntimeException) e).getNestedException());
    311                    }
    312                    return null;
    313                }
    314            }
    315        }
    316
    317        @Override
    318        protected void onPostExecute(RandomModel result) {
    319            if (result != null) {
    320                loadModelValues(result);
    321                setLoadedModelTWText(result);
    322            } else {
    323                setUpdateFieldsActive(false);
    324                setLoadedModelTWText(null);
    325            }
    326        }
    327    }
    328}