Merge pull request #1 from eugenp/master

Pulling from master fork

.travis.yml

@@ -0,0 +1,17 @@
+language: java
+
+install: travis_wait 40 mvn -q clean install -Dgib.enabled=true
+
+jdk:
+  - oraclejdk8
+
+sudo: false
+addons:
+  apt:
+    packages:
+      - oracle-java8-installer
+
+cache:
+  directories:
+  - .autoconf
+  - $HOME/.m2

apache-bval/pom.xml

@@ -0,0 +1,51 @@
+<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>apache-bval</groupId>
+	<artifactId>apache-bval</artifactId>
+	<version>0.0.1-SNAPSHOT</version>
+
+	<dependencies>
+		<dependency>
+			<groupId>org.apache.bval</groupId>
+			<artifactId>bval-jsr</artifactId>
+			<version>${bval.version}</version>
+		</dependency>
+		<dependency>
+			<groupId>javax.validation</groupId>
+			<artifactId>validation-api</artifactId>
+			<version>1.1.0.Final</version>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.bval</groupId>
+			<artifactId>bval-extras</artifactId>
+			<version>${bval.version}</version>
+		</dependency>
+
+		<dependency>
+			<groupId>junit</groupId>
+			<artifactId>junit</artifactId>
+			<version>${junit.version}</version>
+			<scope>test</scope>
+		</dependency>
+	</dependencies>
+
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-compiler-plugin</artifactId>
+				<version>${maven-compiler-plugin.version}</version>
+				<configuration>
+					<source>1.8</source>
+					<target>1.8</target>
+				</configuration>
+			</plugin>
+		</plugins>
+	</build>
+	<properties>
+		<maven-compiler-plugin.version>3.6.0</maven-compiler-plugin.version>
+		<junit.version>4.12</junit.version>
+		<bval.version>1.1.2</bval.version>
+	</properties>
+</project>

apache-bval/src/main/java/com/baeldung/model/User.java

@@ -0,0 +1,120 @@
+package com.baeldung.model;
+
+import java.io.File;
+
+import javax.validation.constraints.Min;
+import javax.validation.constraints.NotNull;
+import javax.validation.constraints.Size;
+
+import org.apache.bval.constraints.Email;
+import org.apache.bval.constraints.NotEmpty;
+import org.apache.bval.extras.constraints.checkdigit.IBAN;
+import org.apache.bval.extras.constraints.creditcard.Visa;
+import org.apache.bval.extras.constraints.file.Directory;
+import org.apache.bval.extras.constraints.net.InetAddress;
+
+import com.baeldung.validation.Password;
+
+public class User {
+    @NotNull
+    @Email
+    private String email;
+
+    @NotEmpty
+    @Password
+    private String password;
+
+    @Size(min = 1, max = 20)
+    private String name;
+
+    @Min(18)
+    private int age;
+
+    @Visa
+    private String cardNumber = "";
+
+    @IBAN
+    private String iban = "";
+
+    @InetAddress
+    private String website = "";
+
+    @Directory
+    private File mainDirectory=new File(".");
+
+    public User() {
+    }
+
+    public User(String email, String password, String name, int age) {
+        super();
+        this.email = email;
+        this.password = password;
+        this.name = name;
+        this.age = age;
+    }
+
+    public String getEmail() {
+        return email;
+    }
+
+    public void setEmail(String email) {
+        this.email = email;
+    }
+
+    public String getPassword() {
+        return password;
+    }
+
+    public void setPassword(String password) {
+        this.password = password;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public int getAge() {
+        return age;
+    }
+
+    public void setAge(int age) {
+        this.age = age;
+    }
+
+    public String getCardNumber() {
+        return cardNumber;
+    }
+
+    public void setCardNumber(String cardNumber) {
+        this.cardNumber = cardNumber;
+    }
+
+    public String getIban() {
+        return iban;
+    }
+
+    public void setIban(String iban) {
+        this.iban = iban;
+    }
+
+    public String getWebsite() {
+        return website;
+    }
+
+    public void setWebsite(String website) {
+        this.website = website;
+    }
+
+    public File getMainDirectory() {
+        return mainDirectory;
+    }
+
+    public void setMainDirectory(File mainDirectory) {
+        this.mainDirectory = mainDirectory;
+    }
+
+}

apache-bval/src/main/java/com/baeldung/validation/Password.java

@@ -0,0 +1,25 @@
+package com.baeldung.validation;
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+import javax.validation.Constraint;
+import javax.validation.Payload;
+
+import static java.lang.annotation.ElementType.*;
+
+@Constraint(validatedBy = { PasswordValidator.class })
+@Target({ METHOD, FIELD, ANNOTATION_TYPE, CONSTRUCTOR, PARAMETER })
+@Retention(RetentionPolicy.RUNTIME)
+public @interface Password {
+    String message() default "Invalid password";
+
+    Class<?>[] groups() default {};
+
+    Class<? extends Payload>[] payload() default {};
+
+    int length() default 6;
+
+    int nonAlpha() default 1;
+}

apache-bval/src/main/java/com/baeldung/validation/PasswordValidator.java

@@ -0,0 +1,35 @@
+package com.baeldung.validation;
+
+import javax.validation.ConstraintValidator;
+import javax.validation.ConstraintValidatorContext;
+
+public class PasswordValidator implements ConstraintValidator<Password, String> {
+
+    private int length;
+    private int nonAlpha;
+
+    @Override
+    public void initialize(Password password) {
+        this.length = password.length();
+        this.nonAlpha = password.nonAlpha();
+
+    }
+
+    @Override
+    public boolean isValid(String value, ConstraintValidatorContext context) {
+        if (value.length() < length) {
+            return false;
+        }
+        int nonAlphaNr = 0;
+        for (int i = 0; i < value.length(); i++) {
+            if (!Character.isLetterOrDigit(value.charAt(i))) {
+                nonAlphaNr++;
+            }
+        }
+        if (nonAlphaNr < nonAlpha) {
+            return false;
+        }
+        return true;
+    }
+
+}

apache-bval/src/test/java/com/baeldung/validation/ValidationTest.java

@@ -0,0 +1,97 @@
+package com.baeldung.validation;
+
+import java.io.File;
+import java.util.Set;
+
+import javax.validation.ConstraintViolation;
+import javax.validation.Validation;
+import javax.validation.Validator;
+import javax.validation.ValidatorFactory;
+
+import org.apache.bval.jsr.ApacheValidationProvider;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+import static org.junit.Assert.*;
+
+import com.baeldung.model.User;
+
+public class ValidationTest {
+    private static ValidatorFactory validatorFactory;
+    private static Validator validator;
+
+    @BeforeClass
+    public static void setup() {
+        validatorFactory = Validation.byProvider(ApacheValidationProvider.class)
+            .configure()
+            .buildValidatorFactory();
+        validator = validatorFactory.getValidator();
+    }
+
+    @Test
+    public void givenUser_whenValidate_thenValidationViolations() {
+        User user = new User("ana@yahoo.com", "pass", "nameTooLong_______________", 15);
+
+        Set<ConstraintViolation<User>> violations = validator.validate(user);
+        assertTrue("no violations", violations.size() > 0);
+    }
+
+    @Test
+    public void givenInvalidAge_whenValidateProperty_thenConstraintViolation() {
+        User user = new User("ana@yahoo.com", "pass", "Ana", 12);
+
+        Set<ConstraintViolation<User>> propertyViolations = validator.validateProperty(user, "age");
+        assertEquals("size is not 1", 1, propertyViolations.size());
+    }
+
+    @Test
+    public void givenValidAge_whenValidateValue_thenNoConstraintViolation() {
+        User user = new User("ana@yahoo.com", "pass", "Ana", 18);
+
+        Set<ConstraintViolation<User>> valueViolations = validator.validateValue(User.class, "age", 20);
+        assertEquals("size is not 0", 0, valueViolations.size());
+    }
+
+    @Test
+    public void whenValidateNonJSR_thenCorrect() {
+        User user = new User("ana@yahoo.com", "pass", "Ana", 20);
+        user.setCardNumber("1234");
+        user.setIban("1234");
+        user.setWebsite("10.0.2.50");
+        user.setMainDirectory(new File("."));
+
+        Set<ConstraintViolation<User>> violations = validator.validateProperty(user, "iban");
+        assertEquals("size is not 1", 1, violations.size());
+
+        violations = validator.validateProperty(user, "website");
+        assertEquals("size is not 0", 0, violations.size());
+
+        violations = validator.validateProperty(user, "mainDirectory");
+        assertEquals("size is not 0", 0, violations.size());
+    }
+
+    @Test
+    public void givenInvalidPassword_whenValidatePassword_thenConstraintViolation() {
+        User user = new User("ana@yahoo.com", "password", "Ana", 20);
+        Set<ConstraintViolation<User>> violations = validator.validateProperty(user, "password");
+        assertEquals("message incorrect", "Invalid password", violations.iterator()
+            .next()
+            .getMessage());
+    }
+
+    @Test
+    public void givenValidPassword_whenValidatePassword_thenNoConstraintViolation() {
+        User user = new User("ana@yahoo.com", "password#", "Ana", 20);
+
+        Set<ConstraintViolation<User>>  violations = validator.validateProperty(user, "password");
+        assertEquals("size is not 0", 0, violations.size());
+    }
+
+    @AfterClass
+    public static void close() {
+        if (validatorFactory != null) {
+            validatorFactory.close();
+        }
+    }
+}

apache-poi/README.md

@@ -1,2 +1,3 @@
 ### Relevant Articles:
 - [Microsoft Word Processing in Java with Apache POI](http://www.baeldung.com/java-microsoft-word-with-apache-poi)
+- [Working with Microsoft Excel in Java](http://www.baeldung.com/java-microsoft-excel)

apache-poi/pom.xml

@@ -9,6 +9,7 @@
         <maven-compiler-plugin.version>3.6.0</maven-compiler-plugin.version>
         <junit.version>4.12</junit.version>
         <poi.version>3.15</poi.version>
+		<jexcel.version>1.0.6</jexcel.version>
     </properties>
 
     <build>
@@ -37,5 +38,10 @@
             <artifactId>poi-ooxml</artifactId>
             <version>${poi.version}</version>
         </dependency>
+        <dependency>
+            <groupId>org.jxls</groupId>
+            <artifactId>jxls-jexcel</artifactId>
+            <version>${jexcel.version}</version>
+        </dependency>	
     </dependencies>
 </project>