How to install?

In build.gradle

dependencies {
    // other existing code
    implementation 'com.github.isaiahnoelsalazar:SimpleFunctions:[latest release version]'
}

Note: Remove the brackets for version

In settings.gradle

dependencyResolutionManagement {
    // other existing code
    repositories {
        // other existing code
        maven { url 'https://jitpack.io' }
    }
}

Available methods

• Check
• Convert
• EasySQL
• FlippableImageView
• Fullscreen
• RoundedAlertDialog
• SimpleList

Check

hasNumbers

• will check a String for a number
• returns a boolean value

Check.hasNumbers("Sample text"); // returns false
Check.hasNumbers("Sample text 1"); // returns true

hasSymbols

• will check a String for a symbol
• returns a boolean value

Check.hasSymbols("Sample text"); // returns false
Check.hasSymbols("Sample text!"); // returns true

hasSpaces

• will check a String for a space
• returns a boolean value

Check.hasSpaces("Sample_text"); // returns false
Check.hasSpaces("Sample text"); // returns true

howManySecondsLeft

• will compare two Date objects to see how many seconds are left
• returns a double value representing the number of seconds

Date now = new Date("2025/01/01");
Date until = new Date("2025/01/02");
Check.howManySecondsLeft(now, until); // returns 86400.0

howManyMinutesLeft

• will compare two Date objects to see how many minutes are left
• returns a double value representing the number of minutes

Date now = new Date("2025/01/01");
Date until = new Date("2025/01/02");
Check.howManyMinutesLeft(now, until); // returns 1440.0

howManyHoursLeft

• will compare two Date objects to see how many hours are left
• returns a double value representing the number of hours

Date now = new Date("2025/01/01");
Date until = new Date("2025/01/02");
Check.howManyHoursLeft(now, until); // returns 24.0

howManyDaysLeft

• will compare two Date objects to see how many days are left
• returns a double value representing the number of days

Date now = new Date("2025/01/01");
Date until = new Date("2025/01/02");
Check.howManyDaysLeft(now, until); // returns 1.0

Email.addValidDomainName

• adds a valid domain name to the list of valid domain names

Check.Email.addValidDomainName("gmail");

Email.addValidDomainExtension

• adds a valid domain extension to the list of valid domain extensions

Check.Email.addValidDomainExtension("com");

Email.addValidDomain

• adds a valid domain to the list of valid domains

Check.Email.addValidDomain("gmail.com");

Email.shouldUseFullDomain

• sets the checker to use full domains or not

Check.Email.shouldUseFullDomain();

// Or

Check.Email.shouldUseFullDomain(true);

// Or

Check.Email.shouldUseFullDomain(false);

Email.isValid

• checks a String if it is a valid email or not
• will return false if the email domain is not listed in the valid domains

Check.Email.isValid("test@gmail.com"); // returns true
Check.Email.isValid("test@outlook.com"); // returns false
Check.Email.isValid("test@asd.com"); // returns false

Convert

toRealName

• will capitalize the first character of a given String
• returns a String

Convert.toRealName("sample text"); // returns "Sample text"

toBase64

• will convert a String to its Base64 version
• returns a String

Convert.toBase64("Sample text"); // returns "U2FtcGxlIHRleHQ="

fromBase64

• will convert a Base64 String to its normal version
• returns a String

Convert.fromBase64("U2FtcGxlIHRleHQ="); // returns "Sample text"

dateToDDMMYY

• will convert a Date object to a String in the format of "DD/MM/YY"
• returns a String

Date now = new Date("2025/01/02");
Convert.dateToDDMMYY(now); // returns "2/1/2025"

dateToMMDDYY

• will convert a Date object to a String in the format of "MM/DD/YY"
• returns a String

Date now = new Date("2025/01/02");
Convert.dateToMMDDYY(now); // returns "1/2/2025"

dateToYYMMDD

• will convert a Date object to a String in the format of "YY/MM/DD"
• returns a String

Date now = new Date("2025/01/02");
Convert.dateToYYMMDD(now); // returns "2025/1/2"

EasySQL

Initialization

EasySQL easySQL = new EasySQL(this);

createTable

• creates a table inside a given database

easySQL.createTable("sampleDB", "sampleTABLE", new String[]{"name:text", "age:int"});

clearTable

• clears a table inside a given database

easySQL.clearTable("sampleDB", "sampleTABLE");

doesTableExist

• checks if a table inside a given database exists
• returns a boolean value

easySQL.doesTableExist("sampleDB", "sampleTABLE");

insertToTable

• inserts a value into a table inside a given database

easySQL.insertToTable("sampleDB", "sampleTABLE", new String[]{"name:Sample", "age:20"});

getTableValues

• returns a List of all values of each column in a table inside a given database

for (String value : easySQL.getTableValues("sampleDB", "sampleTABLE")){
    System.out.println(value);
}
/*
    returns:
    - name:'Sample'
    - age:20
 */

getTableValuesAsArray

• returns a List<String[]> of all rows in a table inside a given database

for (String[] value : easySQL.getTableValuesAsArray("sampleDB", "sampleTABLE")){
    System.out.println(java.util.Arrays.toString(value));
}
/*
    returns:
    - [name:'Sample', age:20]
 */

deleteFromTable

• deletes a value from a table inside a given database using a "column:value" pair String

easySQL.deleteFromTable("sampleDB", "sampleTABLE", "name:Sample");

deleteTable

• deletes a table inside a given database

easySQL.deleteTable("sampleDB", "sampleTABLE");

FlippableImageView

Initialization

<com.github.isaiahnoelsalazar.SimpleFunctions.FlippableImageView
     android:id="@+id/sample_flippable_image_view"
     android:layout_width="100dp"
     android:layout_height="100dp" />

or

<com.github.isaiahnoelsalazar.SimpleFunctions.FlippableImageView
     android:id="@+id/sample_flippable_image_view"
     android:layout_width="100dp"
     android:layout_height="100dp"
     android:src="@drawable/sample_image" />

or

<com.github.isaiahnoelsalazar.SimpleFunctions.FlippableImageView
     android:id="@+id/sample_flippable_image_view"
     android:layout_width="100dp"
     android:layout_height="100dp"
     android:scaleType="centerCrop"
     android:src="@drawable/sample_image" />

FlippableImageView flippableImageView = findViewById(R.id.sample_flippable_image_view);

setFrontImage

• set the front image of the flippable image view

flippableImageView.setFrontImage(R.drawable.piece);

setBackImage

• set the back image of the flippable image view

flippableImageView.setBackImage(R.drawable.piece);

setReverseBackImage

• reverses back image of the flippable image view

flippableImageView.setReverseBackImage(true);

flip

• flips the flippable image view

flippableImageView.flip();

instantFlip

• instantly flips the flippable image view

flippableImageView.instantFlip();

Fullscreen

enable

• will enable fullscreen viewing on an activity

Fullscreen.enable(this);

disable

• will disable fullscreen viewing on an activity

Fullscreen.disable(this);

RoundedAlertDialog

Initialization

RoundedAlertDialog roundedAlertDialog = new RoundedAlertDialog(this);

setTitle

• set a title for the dialog

roundedAlertDialog.setTitle("Sample title");

setupLeftButton

• setup the left button for the dialog with a specified text and color

roundedAlertDialog.setupLeftButton("Left button");

// Or

roundedAlertDialog.setupLeftButton("Left button", Color.RED);

setupRightButton

• setup the right button for the dialog with a specified text and color

roundedAlertDialog.setupRightButton("Right button");

// Or

roundedAlertDialog.setupRightButton("Right button", Color.RED);

setupLeftButtonOnClick

• setup the OnClick function for the dialog's left button

roundedAlertDialog.setupLeftButtonOnClick(new View.OnClickListener() {
    @Override
    public void onClick(View v) {
        // do something
    }
});

setupRightButtonOnClick

• setup the OnClick function for the dialog's right button

roundedAlertDialog.setupRightButtonOnClick(new View.OnClickListener() {
    @Override
    public void onClick(View v) {
        // do something
    }
});

SimpleList

Initialization

<com.github.isaiahnoelsalazar.SimpleFunctions.SimpleList
    android:id="@+id/simple_list_id"
    android:layout_width="match_parent"
    android:layout_height="wrap_content" />

SimpleList simpleList = findViewById(R.id.simple_list_id);

addItem

• add a String to the list

simpleList.addItem("Sample text 1");

removeItem

• remove a String from the list using its position

simpleList.removeItem(0);

setOnItemClickListener

• set the OnItemClickListener for the list

simpleList.setOnItemClickListener(new SimpleList.OnItemClickListener() {
    @Override
    public void onItemClick(int position) {
        // do something
    }
});

setOnItemLongClickListener

• set the OnItemLongClickListener for the list

simpleList.setOnItemLongClickListener(new SimpleList.OnItemLongClickListener() {
    @Override
    public void onItemLongClick(int position) {
        // do something
    }
});

setPadding

• set the padding for each item in the list

simpleList.setPadding(16);

setPadding

• set individual padding for each item in the list

simpleList.setPadding(24, 16, 8, 12); // left, top, right, bottom