FEAT: NullableEmailValidator

Qase · Jun 25, 2020 · d54a970 · d54a970
1 parent def2116
commit d54a970
Show file tree

Hide file tree

Showing 2 changed files with 21 additions and 1 deletion.
diff --git a/formbuilderlibrary/build.gradle b/formbuilderlibrary/build.gradle
@@ -9,7 +9,7 @@ android {
         minSdkVersion 21
         targetSdkVersion 28
         versionCode 1
-        versionName "7.4"
+        versionName "7.5"
 
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
 

diff --git a/...rary/src/main/java/cz/qase/android/formbuilderlibrary/validator/NullableEmailValidator.kt b/...rary/src/main/java/cz/qase/android/formbuilderlibrary/validator/NullableEmailValidator.kt
@@ -0,0 +1,20 @@
+package cz.qase.android.formbuilderlibrary.validator
+
+import android.util.Patterns
+import cz.qase.android.formbuilderlibrary.ValidationException
+
+/**
+ * Field validator
+ *
+ * Is ok when value is not null and not blank (aka empty or made only of whitespaces)
+ * see String.isNullOrBlank()
+ */
+class NullableEmailValidator(private val errorMsg: String) : FormValidator<String> {
+    override fun validate(value: String?) {
+        if (!value.isNullOrBlank()) {
+            if (!Patterns.EMAIL_ADDRESS.matcher(value).matches()) {
+                throw ValidationException(errorMsg)
+            }
+        }
+    }
+}