mplacona

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>

    <groupId>uk.co.placona.javacalls</groupId>
    <artifactId>java-calls</artifactId>
    <version>1.0-SNAPSHOT</version>
    <build>

mplacona

ButterKnife.bind(this);

Observable<CharSequence> loginObservable = RxTextView.textChanges(mLogin);
loginObservable
        .map(this::isValidLogin)
        .subscribe(isValid -> mLogin.setCompoundDrawablesRelativeWithIntrinsicBounds(null,null, (isValid ? mValidField : mInvalidField), null));

Observable<CharSequence> passwordObservable = RxTextView.textChanges(mPassword);
passwordObservable
        .map(this::isValidPassword)

mplacona

ButterKnife.bind(this);

Observable<CharSequence> loginObservable = RxTextView.textChanges(mLogin);
        
Observable<CharSequence> passwordObservable = RxTextView.textChanges(mPassword);
        
Observable<Boolean> combinedObservables = Observable.combineLatest(loginObservable, passwordObservable, (o1, o2) -> isValidLogin(o1) && isValidPassword(o2));

mplacona

private boolean isValidPassword(CharSequence value) {
    return value.toString().matches("^(?=.*\\d).{4,8}$");
}

mplacona

private boolean isValidLogin(CharSequence value) {
    return value.toString().matches("(?:[a-z0-9!#$%&'*+/=?^_`{|}~-]+(?:\\.[a-z0-9!#$%&'*+/=?^_`{|}~-]+)*|\"(?:[\\x01-\\x08\\x0b\\x0c\\x0e-\\x1f\\x21\\x23-\\x5b\\x5d-\\x7f]|\\\\[\\x01-\\x09\\x0b\\x0c\\x0e-\\x7f])*\")@(?:(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?|\\[(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?|[a-z0-9-]*[a-z0-9]:(?:[\\x01-\\x08\\x0b\\x0c\\x0e-\\x1f\\x21-\\x5a\\x53-\\x7f]|\\\\[\\x01-\\x09\\x0b\\x0c\\x0e-\\x7f])+)\\])");
}

mplacona

protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        ButterKnife.bind(this);

mplacona

public class MainActivity extends AppCompatActivity {

    @BindView(R.id.login_et)
    EditText mLogin;

    @BindView(R.id.password_et)
    EditText mPassword;

    @BindView(R.id.login_bt)
    Button mLoginButton;

mplacona

<ScrollView
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:fitsSystemWindows="true"
    xmlns:tools="http://schemas.android.com/tools"
    tools:context=".MainActivity"
    android:background="@color/colorPrimary">
    <LinearLayout
        android:orientation="vertical"

mplacona

Subscription buttonSub = RxView.clicks(mLoginButton).subscribe(aVoid -> {
  //handle on click here
});

mplacona

mPicasso = new Picasso.Builder(getApplicationContext())
       .downloader(new OkHttp3Downloader(okClient))
       .loggingEnabled(true)
       .build();

if (BuildConfig.DEBUG) {
            Stetho.initialize(
                    Stetho.newInitializerBuilder(this)
                            .enableDumpapp(Stetho.defaultDumperPluginsProvider(this))
.enableWebKitInspector(RealmInspectorModulesProvider.builder(this).build())