Added Email & IP Validations

README.md

@@ -20,7 +20,7 @@ Add the following dependencies to your `pom.xml`:
     <dependency>
     	<groupId>com.github.carleslc</groupId>
     	<artifactId>kotlin-extensions</artifactId>
-    	<version>0.5.1</version>
+    	<version>0.6</version>
     </dependency>
 </dependencies>
 ```
@@ -40,7 +40,7 @@ repositories {
 Add the following dependency to your `build.gradle`:
 ```
 dependencies {
-    compile 'com.github.carleslc:kotlin-extensions:0.5.1'
+    compile 'com.github.carleslc:kotlin-extensions:0.6'
 }
 ```
 
@@ -54,7 +54,7 @@ If you need more powerful extensions and tools check the [optional libraries sec
 
 If you wish, you can use these steps to add the dependency using Maven or Gradle without accessing to the `jitpack.io` remote repository.
 
-Otherwise you will need to add the `kotlin-extensions-0.5.1.jar` from generated `target` folder as external dependency of your project.
+Otherwise you will need to add the `kotlin-extensions-0.6.jar` from generated `target` folder as external dependency of your project.
 
 If you need more powerful extensions and tools check the [optional libraries section](https://github.com/Carleslc/kotlin-extensions#optional-libraries).
 

pom.xml

@@ -4,7 +4,7 @@
 
 	<groupId>me.carleslc</groupId>
 	<artifactId>kotlin-extensions</artifactId>
-	<version>0.5.1</version>
+	<version>0.6</version>
 	<packaging>jar</packaging>
 
 	<name>KotlinExtensions</name>
@@ -74,6 +74,12 @@
 			<artifactId>guava</artifactId>
 			<version>22.0</version>
 		</dependency>
+		<!-- Apache Commons Validator -->
+		<dependency>
+			<groupId>commons-validator</groupId>
+			<artifactId>commons-validator</artifactId>
+			<version>1.4.1</version>
+		</dependency>
 	</dependencies>
 
 	<build>

src/me/carleslc/kotlin/extensions/preconditions/PreconditionsExtensions.kt

@@ -3,6 +3,8 @@
 package me.carleslc.kotlin.extensions.preconditions
 
 import me.carleslc.kotlin.extensions.standard.*
+import org.apache.commons.validator.routines.EmailValidator
+import org.apache.commons.validator.routines.InetAddressValidator
 import java.math.BigDecimal
 import java.math.BigInteger
 
@@ -79,3 +81,8 @@ inline fun BigInteger.requireNonDefault(): BigInteger = requireNonDefault("canno
 fun BigDecimal.requireNonDefault(throwable: Throwable = IllegalArgumentException("cannot be  ${defaultBigDecimal()}"), elseBlock: () -> Unit = {}): BigDecimal = require({ this != defaultBigDecimal() }, throwable, { run(elseBlock) })
 fun BigDecimal.requireNonDefault(message: String = "cannot be ${defaultBigDecimal()}", elseBlock: () -> Unit = {}): BigDecimal = requireNonDefault(IllegalArgumentException(message), elseBlock)
 inline fun BigDecimal.requireNonDefault(): BigDecimal = requireNonDefault("cannot be ${defaultBigDecimal()}")
+
+inline fun String.isValidEmail() = EmailValidator.getInstance().isValid(this)
+inline fun String.isValidIP() = InetAddressValidator.getInstance().isValid(this)
+inline fun String.isValidIPv4() = InetAddressValidator.getInstance().isValidInet4Address(this)
+inline fun String.isValidIPv6() = InetAddressValidator.getInstance().isValidInet6Address(this)

src/me/carleslc/kotlin/extensions/time/TimingExtensions.kt

@@ -37,7 +37,7 @@ object Durations {
     fun from(ago: Long, unit: TimeUnit) = Duration.ofMillis(millis() - unit.toMillis(ago))
 
     /** Duration from [ago] to current [millis()][millis] */
-    fun fromMillis(millis: Long) = Duration.ofMillis(millis() - millis)
+    fun fromMillis(ago: Long) = Duration.ofMillis(millis() - ago)
 
     /** Use this method only if [nanos] is extracted from [nanos()][me.carleslc.kotlin.extensions.time.nanos], otherwise resulting duration will be unexpected */
     fun fromSystemNanos(nanos: Long): Duration = betweenNanos(nanos, nanos())