Merge branch 'master' into BAEL-10839

core-java-concurrency/README.md

@@ -31,3 +31,6 @@
 - [Brief Introduction to Java Thread.yield()](https://www.baeldung.com/java-thread-yield)
 - [Print Even and Odd Numbers Using 2 Threads](https://www.baeldung.com/java-even-odd-numbers-with-2-threads)
 - [Java CyclicBarrier vs CountDownLatch](https://www.baeldung.com/java-cyclicbarrier-countdownlatch)
+- [Guide to the Fork/Join Framework in Java](http://www.baeldung.com/java-fork-join)
+- [A Guide to ThreadLocalRandom in Java](http://www.baeldung.com/java-thread-local-random)
+- [The Thread.join() Method in Java](http://www.baeldung.com/java-thread-join)

core-java-concurrency/pom.xml

@@ -47,6 +47,16 @@
             <version>${avaitility.version}</version>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>org.openjdk.jmh</groupId>
+            <artifactId>jmh-core</artifactId>
+            <version>${jmh-core.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.openjdk.jmh</groupId>
+            <artifactId>jmh-generator-annprocess</artifactId>
+            <version>${jmh-generator-annprocess.version}</version>
+        </dependency>
     </dependencies>
 
     <build>
@@ -69,6 +79,8 @@
         <!-- testing -->
         <assertj.version>3.6.1</assertj.version>
         <avaitility.version>1.7.0</avaitility.version>
+        <jmh-core.version>1.19</jmh-core.version>
+        <jmh-generator-annprocess.version>1.19</jmh-generator-annprocess.version>
     </properties>
 
 </project>

core-java-lang-syntax/.gitignore

@@ -0,0 +1,25 @@
+*.class
+
+0.*
+
+#folders#
+/target
+/neoDb*
+/data
+/src/main/webapp/WEB-INF/classes
+*/META-INF/*
+.resourceCache
+
+# Packaged files #
+*.jar
+*.war
+*.ear
+
+# Files generated by integration tests
+backup-pom.xml
+/bin/
+/temp
+
+#IntelliJ specific
+.idea/
+*.iml

core-java-lang-syntax/README.md

@@ -0,0 +1,19 @@
+=========
+
+## Core Java Lang Syntax Cookbooks and Examples
+
+### Relevant Articles: 
+- [Introduction to Java Generics](http://www.baeldung.com/java-generics)
+- [Java Primitive Conversions](http://www.baeldung.com/java-primitive-conversions)
+- [Java Double Brace Initialization](http://www.baeldung.com/java-double-brace-initialization)
+- [Guide to the Diamond Operator in Java](http://www.baeldung.com/java-diamond-operator)
+- [The Java continue and break Keywords](http://www.baeldung.com/java-continue-and-break)
+- [A Guide to Java Initialization](http://www.baeldung.com/java-initialization)
+- [A Guide to Java Loops](http://www.baeldung.com/java-loops)
+- [Varargs in Java](http://www.baeldung.com/java-varargs)
+- [A Guide to Java Enums](http://www.baeldung.com/a-guide-to-java-enums)
+- [Infinite Loops in Java](http://www.baeldung.com/infinite-loops-java)
+- [Quick Guide to java.lang.System](http://www.baeldung.com/java-lang-system)
+- [Java Switch Statement](https://www.baeldung.com/java-switch)
+- [The Modulo Operator in Java](https://www.baeldung.com/modulo-java)
+- [Ternary Operator In Java](https://www.baeldung.com/java-ternary-operator)

core-java-lang-syntax/pom.xml

@@ -0,0 +1,53 @@
+<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>com.baeldung</groupId>
+    <artifactId>core-java-lang-syntax</artifactId>
+    <version>0.1.0-SNAPSHOT</version>
+    <packaging>jar</packaging>
+    <name>core-java-lang-syntax</name>
+
+    <parent>
+        <groupId>com.baeldung</groupId>
+        <artifactId>parent-java</artifactId>
+        <version>0.0.1-SNAPSHOT</version>
+        <relativePath>../parent-java</relativePath>
+    </parent>
+
+    <dependencies>
+        <!-- logging -->
+        <dependency>
+            <groupId>log4j</groupId>
+            <artifactId>log4j</artifactId>
+            <version>${log4j.version}</version>
+        </dependency>
+        <dependency> <!-- needed to bridge to slf4j for projects that use the log4j APIs directly -->
+            <groupId>org.slf4j</groupId>
+            <artifactId>log4j-over-slf4j</artifactId>
+            <version>${org.slf4j.version}</version>
+        </dependency>
+        <!-- test scoped -->
+        <dependency>
+            <groupId>org.assertj</groupId>
+            <artifactId>assertj-core</artifactId>
+            <version>${assertj-core.version}</version>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <finalName>core-java-lang-syntax</finalName>
+        <resources>
+            <resource>
+                <directory>src/main/resources</directory>
+                <filtering>true</filtering>
+            </resource>
+        </resources>
+    </build>
+
+    <properties>
+        <!-- testing -->
+        <assertj-core.version>3.10.0</assertj-core.version>
+    </properties>
+
+</project>

core-java-lang-syntax/src/main/java/com/baeldung/initializationguide/User.java

@@ -0,0 +1,53 @@
+package com.baeldung.initializationguide;
+
+import java.io.Serializable;
+
+public class User implements Serializable, Cloneable {
+    private static final long serialVersionUID = 1L;
+    static String forum;
+    private String name;
+    private int id;
+
+    {
+        id = 0;
+        System.out.println("Instance Initializer");
+    }
+
+    static {
+    	forum = "Java";
+        System.out.println("Static Initializer");
+    }
+
+    public User(String name, int id) {
+        super();
+        this.name = name;
+        this.id = id;
+    }
+
+    public User() {
+        System.out.println("Constructor");
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public void setId(int id) {
+        this.id = id;
+    }
+
+    @Override
+    protected Object clone() throws CloneNotSupportedException {
+        return this;
+    }
+
+}
+

core-java-lang-syntax/src/test/java/com/baeldung/initializationguide/UserUnitTest.java

@@ -0,0 +1,37 @@
+package com.baeldung.initializationguide;
+import org.junit.Before;
+import org.junit.Test;
+
+import static org.assertj.core.api.Assertions.*;
+
+import java.lang.reflect.InvocationTargetException;
+
+public class UserUnitTest {
+
+    @Test
+    public void givenUserInstance_whenIntializedWithNew_thenInstanceIsNotNull() {
+        User user = new User("Alice", 1);
+        assertThat(user).isNotNull();
+    }
+
+    @Test
+    public void givenUserInstance_whenInitializedWithReflection_thenInstanceIsNotNull() throws InstantiationException, IllegalAccessException, IllegalArgumentException, InvocationTargetException, NoSuchMethodException, SecurityException {
+        User user = User.class.getConstructor(String.class, int.class)
+            .newInstance("Alice", 2);
+        assertThat(user).isNotNull();
+    }
+
+    @Test
+    public void givenUserInstance_whenCopiedWithClone_thenExactMatchIsCreated() throws CloneNotSupportedException {
+        User user = new User("Alice", 3);
+        User clonedUser = (User) user.clone();
+        assertThat(clonedUser).isEqualTo(user);
+    }
+
+    @Test
+    public void givenUserInstance_whenValuesAreNotInitialized_thenUserNameAndIdReturnDefault() {
+        User user = new User();
+        assertThat(user.getName()).isNull();
+        assertThat(user.getId() == 0);
+    }
+}

core-java-lang/README.md

@@ -4,9 +4,8 @@
 
 ### Relevant Articles: 
 - [Guide to Java Reflection](http://www.baeldung.com/java-reflection)
-- [Introduction to Java Generics](http://www.baeldung.com/java-generics)
+- [Generate equals() and hashCode() with Eclipse](http://www.baeldung.com/java-eclipse-equals-and-hashcode)
 - [Chained Exceptions in Java](http://www.baeldung.com/java-chained-exceptions)
-- [Java Primitive Conversions](http://www.baeldung.com/java-primitive-conversions)
 - [Call Methods at Runtime Using Java Reflection](http://www.baeldung.com/java-method-reflection)
 - [Iterating Over Enum Values in Java](http://www.baeldung.com/java-enum-iteration)
 - [Changing Annotation Parameters At Runtime](http://www.baeldung.com/java-reflection-change-annotation-params)
@@ -16,8 +15,6 @@
 - [Quick Example - Comparator vs Comparable in Java](http://www.baeldung.com/java-comparator-comparable)
 - [The Java continue and break Keywords](http://www.baeldung.com/java-continue-and-break)
 - [Nested Classes in Java](http://www.baeldung.com/java-nested-classes)
-- [A Guide to Java Loops](http://www.baeldung.com/java-loops)
-- [Varargs in Java](http://www.baeldung.com/java-varargs)
 - [A Guide to Inner Interfaces in Java](http://www.baeldung.com/java-inner-interfaces)
 - [Recursion In Java](http://www.baeldung.com/java-recursion)
 - [A Guide to the finalize Method in Java](http://www.baeldung.com/java-finalize)
@@ -33,9 +30,6 @@
 - [Static and Dynamic Binding in Java](https://www.baeldung.com/java-static-dynamic-binding)
 - [Difference Between Throw and Throws in Java](https://www.baeldung.com/java-throw-throws)
 - [Synthetic Constructs in Java](https://www.baeldung.com/java-synthetic)
-- [Java Switch Statement](https://www.baeldung.com/java-switch)
-- [The Modulo Operator in Java](https://www.baeldung.com/modulo-java)
-- [Ternary Operator In Java](https://www.baeldung.com/java-ternary-operator)
 - [How to Separate Double into Integer and Decimal Parts](https://www.baeldung.com/java-separate-double-into-integer-decimal-parts)
 - [“Sneaky Throws” in Java](http://www.baeldung.com/java-sneaky-throws)
 - [Retrieving a Class Name in Java](https://www.baeldung.com/java-class-name)

core-java-networking/README.md

@@ -5,3 +5,9 @@
 ### Relevant Articles
 
 - [Connecting Through Proxy Servers in Core Java](https://www.baeldung.com/java-connect-via-proxy-server)
+- [Broadcasting and Multicasting in Java](http://www.baeldung.com/java-broadcast-multicast)
+- [A Guide To UDP In Java](http://www.baeldung.com/udp-in-java)
+- [Sending Emails with Java](http://www.baeldung.com/java-email)
+- [A Guide To HTTP Cookies In Java](http://www.baeldung.com/cookies-java)
+- [A Guide to the Java URL](http://www.baeldung.com/java-url)
+- [Working with Network Interfaces in Java](http://www.baeldung.com/java-network-interfaces)

core-java-networking/pom.xml

@@ -13,7 +13,25 @@
         <relativePath>../parent-java</relativePath>
     </parent>
 
+    <dependencies>
+        <dependency>
+            <groupId>javax.mail</groupId>
+            <artifactId>mail</artifactId>
+            <version>${javax.mail.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>commons-io</groupId>
+            <artifactId>commons-io</artifactId>
+            <version>${commons-io.version}</version>
+        </dependency>
+    </dependencies>
+
     <build>
         <finalName>core-java-networking</finalName>
     </build>
+
+    <properties>
+        <javax.mail.version>1.5.0-b01</javax.mail.version>
+        <commons-io.version>2.5</commons-io.version>
+    </properties>	
 </project>

core-java-networking/src/main/java/com/baeldung/networking/uriurl/URIDemo.java

@@ -1,4 +1,4 @@
-package com.baeldung.javanetworking.uriurl;
+package com.baeldung.networking.uriurl;
 
 import java.io.BufferedReader;
 import java.io.IOException;

core-java-networking/src/main/java/com/baeldung/networking/uriurl/URLDemo.java

@@ -1,4 +1,4 @@
-package com.baeldung.javanetworking.uriurl;
+package com.baeldung.networking.uriurl;
 
 import java.io.BufferedReader;
 import java.io.IOException;

core-java-networking/src/main/resources/logback.xml

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<configuration>
+    <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
+        <encoder>
+            <pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n
+            </pattern>
+        </encoder>
+    </appender>
+
+    <logger name="org.springframework" level="WARN" />
+    <logger name="org.springframework.transaction" level="WARN" />
+
+    <!-- in order to debug some marshalling issues, this needs to be TRACE -->
+    <logger name="org.springframework.web.servlet.mvc" level="WARN" />
+
+    <root level="INFO">
+        <appender-ref ref="STDOUT" />
+    </root>
+</configuration>

core-java-networking/src/test/java/com/baeldung/networking/interfaces/NetworkInterfaceManualTest.java

@@ -1,4 +1,4 @@
-package com.baeldung.java.networking.interfaces;
+package com.baeldung.networking.interfaces;
 
 import org.junit.Test;
 

core-java-networking/src/test/java/com/baeldung/networking/uriurl/URIDemoLiveTest.java

@@ -1,4 +1,4 @@
-package com.baeldung.javanetworking.uriurl.test;
+package com.baeldung.networking.uriurl;
 
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertNotNull;
@@ -20,7 +20,7 @@ import org.junit.Test;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import com.baeldung.javanetworking.uriurl.URLDemo;
+import com.baeldung.networking.uriurl.URLDemo;
 
 @FixMethodOrder
 public class URIDemoLiveTest {

core-java-networking/src/test/java/com/baeldung/networking/uriurl/URIvsURLUnitTest.java

@@ -1,4 +1,4 @@
-package com.baeldung.javanetworking.uriurl;
+package com.baeldung.networking.uriurl;
 
 import java.io.IOException;
 import java.net.MalformedURLException;

core-java-networking/src/test/java/com/baeldung/networking/uriurl/URLDemoLiveTest.java

@@ -1,4 +1,4 @@
-package com.baeldung.javanetworking.uriurl.test;
+package com.baeldung.networking.uriurl;
 
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertNotNull;
@@ -18,7 +18,7 @@ import org.junit.Test;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import com.baeldung.javanetworking.uriurl.URLDemo;
+import com.baeldung.networking.uriurl.URLDemo;
 
 @FixMethodOrder
 public class URLDemoLiveTest {

core-java-networking/src/test/java/com/baeldung/networking/url/UrlUnitTest.java

@@ -1,4 +1,4 @@
-package com.baeldung.java.networking.url;
+package com.baeldung.networking.url;
 
 import static org.junit.Assert.assertEquals;
 

core-java/README.md

@@ -7,7 +7,6 @@
 - [How to Run a Shell Command in Java](http://www.baeldung.com/run-shell-command-in-java)
 - [MD5 Hashing in Java](http://www.baeldung.com/java-md5)
 - [A Guide to Java Sockets](http://www.baeldung.com/a-guide-to-java-sockets)
-- [Guide to the Fork/Join Framework in Java](http://www.baeldung.com/java-fork-join)
 - [How to Print Screen in Java](http://www.baeldung.com/print-screen-in-java)
 - [A Guide To Java Regular Expressions API](http://www.baeldung.com/regular-expressions-java)
 - [Getting Started with Java Properties](http://www.baeldung.com/java-properties)
@@ -27,13 +26,11 @@
 - [Guide to UUID in Java](http://www.baeldung.com/java-uuid)
 - [Guide to Escaping Characters in Java RegExps](http://www.baeldung.com/java-regexp-escape-char)
 - [Difference between URL and URI](http://www.baeldung.com/java-url-vs-uri)
-- [Broadcasting and Multicasting in Java](http://www.baeldung.com/java-broadcast-multicast)
 - [OutOfMemoryError: GC Overhead Limit Exceeded](http://www.baeldung.com/java-gc-overhead-limit-exceeded)
 - [Creating a Java Compiler Plugin](http://www.baeldung.com/java-build-compiler-plugin)
 - [Quick Guide to Java Stack](http://www.baeldung.com/java-stack)
 - [Guide to java.util.Formatter](http://www.baeldung.com/java-string-formatter)
 - [Guide to the Cipher Class](http://www.baeldung.com/java-cipher-class)
-- [A Guide to ThreadLocalRandom in Java](http://www.baeldung.com/java-thread-local-random)
 - [Compiling Java *.class Files with javac](http://www.baeldung.com/javac)
 - [A Guide to Iterator in Java](http://www.baeldung.com/java-iterator)
 - [Introduction to Javadoc](http://www.baeldung.com/javadoc)
@@ -42,31 +39,20 @@
 - [How to Detect the OS Using Java](http://www.baeldung.com/java-detect-os)
 - [ASCII Art in Java](http://www.baeldung.com/ascii-art-in-java)
 - [What is the serialVersionUID?](http://www.baeldung.com/java-serial-version-uid)
-- [A Guide To UDP In Java](http://www.baeldung.com/udp-in-java)
 - [A Guide to the ResourceBundle](http://www.baeldung.com/java-resourcebundle)
 - [Class Loaders in Java](http://www.baeldung.com/java-classloaders)
-- [Sending Emails with Java](http://www.baeldung.com/java-email)
 - [Introduction to SSL in Java](http://www.baeldung.com/java-ssl)
 - [Java KeyStore API](http://www.baeldung.com/java-keystore)
 - [Double-Checked Locking with Singleton](http://www.baeldung.com/java-singleton-double-checked-locking)
 - [Guide to Java Clock Class](http://www.baeldung.com/java-clock)
-- [Introduction to Creational Design Patterns](http://www.baeldung.com/creational-design-patterns)
-- [Proxy, Decorator, Adapter and Bridge Patterns](http://www.baeldung.com/java-structural-design-patterns)
-- [Singletons in Java](http://www.baeldung.com/java-singleton)
-- [Flyweight Pattern in Java](http://www.baeldung.com/java-flyweight)
-- [The Observer Pattern in Java](http://www.baeldung.com/java-observer-pattern)
-- [Service Locator Pattern](http://www.baeldung.com/java-service-locator-pattern)
-- [The Thread.join() Method in Java](http://www.baeldung.com/java-thread-join)
 - [Importance of Main Manifest Attribute in a Self-Executing JAR](http://www.baeldung.com/java-jar-executable-manifest-main-class)
 - [How to Get the File Extension of a File in Java](http://www.baeldung.com/java-file-extension)
-- [Console I/O in Java](http://www.baeldung.com/java-console-input-output)
 - [Java Global Exception Handler](http://www.baeldung.com/java-global-exception-handler)
 - [Encrypting and Decrypting Files in Java](http://www.baeldung.com/java-cipher-input-output-stream)
 - [How to Get the Size of an Object in Java](http://www.baeldung.com/java-size-of-object)
 - [Guide to Java Instrumentation](http://www.baeldung.com/java-instrumentation)
 - [Getting a File’s Mime Type in Java](http://www.baeldung.com/java-file-mime-type)
 - [Common Java Exceptions](http://www.baeldung.com/java-common-exceptions)
-- [Java Constructors vs Static Factory Methods](https://www.baeldung.com/java-constructors-vs-static-factory-methods)
 - [Throw Exception in Optional in Java 8](https://www.baeldung.com/java-optional-throw-exception)
 - [Add a Character to a String at a Given Position](https://www.baeldung.com/java-add-character-to-string)
 - [Calculating the nth Root in Java](https://www.baeldung.com/java-nth-root)
@@ -85,3 +71,4 @@
 - [Calculate the Area of a Circle in Java](https://www.baeldung.com/java-calculate-circle-area)
 - [A Guide to the Java Math Class](https://www.baeldung.com/java-lang-math)
 - [Graphs in Java](https://www.baeldung.com/java-graphs)
+- [Console I/O in Java](http://www.baeldung.com/java-console-input-output)

core-java/pom.xml

@@ -131,11 +131,6 @@
             <artifactId>h2</artifactId>
             <version>${h2database.version}</version>
         </dependency>
-        <dependency>
-            <groupId>javax.mail</groupId>
-            <artifactId>mail</artifactId>
-            <version>${javax.mail.version}</version>
-        </dependency>
         <!-- Mime Type Resolution Libraries -->
         <dependency>
             <groupId>org.apache.tika</groupId>
@@ -514,7 +509,6 @@
        
         <jmh-generator-annprocess.version>1.19</jmh-generator-annprocess.version>
         <maven-javadoc-plugin.version>3.0.0-M1</maven-javadoc-plugin.version>
-        <javax.mail.version>1.5.0-b01</javax.mail.version>
         <maven-jar-plugin.version>3.0.2</maven-jar-plugin.version>
         <onejar-maven-plugin.version>1.4.4</onejar-maven-plugin.version>
         <maven-shade-plugin.version>3.1.1</maven-shade-plugin.version>

core-java/src/main/java/com/baeldung/networking/README.md

@@ -1,5 +0,0 @@
-### Relevant Articles:
-- [A Guide To UDP In Java](http://www.baeldung.com/udp-in-java)
-- [A Guide To HTTP Cookies In Java](http://www.baeldung.com/cookies-java)
-- [A Guide to the Java URL](http://www.baeldung.com/java-url)
-- [Working with Network Interfaces in Java](http://www.baeldung.com/java-network-interfaces)

jackson/src/test/java/com/baeldung/jackson/test/JacksonDateUnitTest.java

@@ -11,7 +11,6 @@ import java.time.LocalDateTime;
 import java.util.Date;
 import java.util.TimeZone;
 
-import com.fasterxml.jackson.databind.util.ISO8601DateFormat;
 import org.joda.time.DateTime;
 import org.joda.time.DateTimeZone;
 import org.junit.Test;
@@ -24,8 +23,9 @@ import com.baeldung.jackson.date.EventWithSerializer;
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.SerializationFeature;
+import com.fasterxml.jackson.databind.util.StdDateFormat;
 import com.fasterxml.jackson.datatype.joda.JodaModule;
-import com.fasterxml.jackson.datatype.jsr310.JSR310Module;
+import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
 
 public class JacksonDateUnitTest {
 
@@ -54,10 +54,12 @@ public class JacksonDateUnitTest {
 
         final ObjectMapper mapper = new ObjectMapper();
         mapper.disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);
-        mapper.setDateFormat(new ISO8601DateFormat());
+        
+        // StdDateFormat is ISO8601 since jackson 2.9
+        mapper.setDateFormat(new StdDateFormat().withColonInTimeZone(true));
 
         final String result = mapper.writeValueAsString(event);
-        assertThat(result, containsString("1970-01-01T02:30:00Z"));
+        assertThat(result, containsString("1970-01-01T02:30:00.000+00:00"));
     }
 
     @Test
@@ -152,7 +154,7 @@ public class JacksonDateUnitTest {
         final LocalDateTime date = LocalDateTime.of(2014, 12, 20, 2, 30);
 
         final ObjectMapper mapper = new ObjectMapper();
-        mapper.registerModule(new JSR310Module());
+        mapper.registerModule(new JavaTimeModule());
         mapper.disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);
 
         final String result = mapper.writeValueAsString(date);

patterns/README.md

@@ -1,8 +1,3 @@
 ### Relevant Articles:
 - [A Guide to the Front Controller Pattern in Java](http://www.baeldung.com/java-front-controller-pattern)
 - [Introduction to Intercepting Filter Pattern in Java](http://www.baeldung.com/intercepting-filter-pattern-in-java)
-- [Implementing the Template Method Pattern in Java](http://www.baeldung.com/java-template-method-pattern)
-- [Chain of Responsibility Design Pattern in Java](http://www.baeldung.com/chain-of-responsibility-pattern)
-- [The Command Pattern in Java](http://www.baeldung.com/java-command-pattern)
-- [The DAO Pattern in Java](http://www.baeldung.com/java-dao-pattern)
-

patterns/design-patterns/README.md

@@ -14,3 +14,7 @@
 - [State Design Pattern in Java](https://www.baeldung.com/java-state-design-pattern)
 - [The Decorator Pattern in Java](https://www.baeldung.com/java-decorator-pattern)
 - [Abstract Factory Pattern in Java](https://www.baeldung.com/java-abstract-factory-pattern)
+- [Implementing the Template Method Pattern in Java](http://www.baeldung.com/java-template-method-pattern)
+- [Chain of Responsibility Design Pattern in Java](http://www.baeldung.com/chain-of-responsibility-pattern)
+- [The Command Pattern in Java](http://www.baeldung.com/java-command-pattern)
+- [Java Constructors vs Static Factory Methods](https://www.baeldung.com/java-constructors-vs-static-factory-methods)

pom.xml

@@ -381,6 +381,7 @@
                 <module>core-java-collections</module>
                 <module>core-java-concurrency-collections</module>
                 <module>core-java-io</module>
+                <module>core-java-lang-syntax</module>
                 <module>core-java-lang</module>
                 <module>core-java-lang-oop</module>
 				<module>core-java-networking</module>
@@ -1089,6 +1090,7 @@
                 <module>core-java-collections</module>
                 <module>core-java-concurrency-collections</module>
                 <module>core-java-io</module>
+                <module>core-java-lang-syntax</module>
                 <module>core-java-lang</module>
                 <module>core-java-lang-oop</module>
                 <module>core-java-networking</module>