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move nullaway article
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‎libraries-3/README.md‎

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@@ -14,3 +14,5 @@ Remember, for advanced libraries like [Jackson](/jackson) and [JUnit](/testing-m
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- [Introduction to cache2k](https://www.baeldung.com/java-cache2k)
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- [Introduction to the jcabi-aspects AOP Annotations Library](https://www.baeldung.com/java-jcabi-aspects)
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- [Introduction to Takes](https://www.baeldung.com/java-takes)
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- [Using NullAway to Avoid NullPointerExceptions](https://www.baeldung.com/java-nullaway)
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‎libraries-3/pom.xml‎

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<artifactId>velocity-engine-core</artifactId>
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<version>${velocity-engine-core.version}</version>
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</dependency>
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<dependency>
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<groupId>com.uber.nullaway</groupId>
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<artifactId>nullaway</artifactId>
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<version>0.3.0</version>
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</dependency>
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<dependency>
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<groupId>org.codehaus.plexus</groupId>
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<artifactId>plexus-compiler-javac-errorprone</artifactId>
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<version>2.8</version>
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</dependency>
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<!-- override plexus-compiler-javac-errorprone's dependency on
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Error Prone with the latest version -->
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<dependency>
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<groupId>com.google.errorprone</groupId>
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<artifactId>error_prone_core</artifactId>
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<version>2.1.3</version>
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</dependency>
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</dependencies>
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<repositories>
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</dependency>
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</dependencies>
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</plugin>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-compiler-plugin</artifactId>
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<version>3.5</version>
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<configuration>
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<compilerId>javac-with-errorprone</compilerId>
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<forceJavacCompilerUse>true</forceJavacCompilerUse>
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<source>1.8</source>
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<target>1.8</target>
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<showWarnings>true</showWarnings>
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<annotationProcessorPaths>
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<path>
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<groupId>com.uber.nullaway</groupId>
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<artifactId>nullaway</artifactId>
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<version>0.3.0</version>
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</path>
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</annotationProcessorPaths>
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<compilerArgs>
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<!-- NullAway will warn by default, uncomment the next line to make the build fail -->
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<!-- <arg>-Xep:NullAway:ERROR</arg> -->
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<arg>-XepExcludedPaths:(.*)/test/.*|(.*)/jcabi/.*</arg>
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<arg>-XepOpt:NullAway:AnnotatedPackages=com.baeldung.nullaway</arg>
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</compilerArgs>
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</configuration>
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<dependencies>
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<dependency>
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<groupId>org.codehaus.plexus</groupId>
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<artifactId>plexus-compiler-javac-errorprone</artifactId>
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<version>2.8</version>
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</dependency>
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<!-- override plexus-compiler-javac-errorprone's dependency on
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Error Prone with the latest version -->
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<dependency>
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<groupId>com.google.errorprone</groupId>
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<artifactId>error_prone_core</artifactId>
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<version>2.3.4</version>
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</dependency>
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</dependencies>
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</plugin>
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</plugins>
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<resources>
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<resource>

libraries/src/main/java/com/baeldung/nullaway/NullAwayExample.java renamed to libraries-3/src/main/java/com/baeldung/nullaway/NullAwayExample.java

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package com.baeldung.nullaway;
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import com.baeldung.distinct.Person;
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public class NullAwayExample {
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/*

‎libraries-3/src/main/java/com/baeldung/nullaway/Person.java‎

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package com.baeldung.nullaway;
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public class Person {
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int age;
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String name;
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String email;
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public Person(int age, String name, String email) {
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super();
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this.age = age;
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this.name = name;
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this.email = email;
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}
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public int getAge() {
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return age;
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}
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public String getName() {
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return name;
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}
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public String getEmail() {
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return email;
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}
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@Override
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public String toString() {
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StringBuilder builder = new StringBuilder();
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builder.append("Person [age=");
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builder.append(age);
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builder.append(", name=");
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builder.append(name);
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builder.append(", email=");
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builder.append(email);
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builder.append("]");
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return builder.toString();
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}
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@Override
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public int hashCode() {
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final int prime = 31;
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int result = 1;
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result = prime * result + ((email == null) ? 0 : email.hashCode());
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return result;
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}
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@Override
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public boolean equals(Object obj) {
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if (this == obj)
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return true;
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if (obj == null)
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return false;
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if (getClass() != obj.getClass())
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return false;
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Person other = (Person) obj;
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if (email == null) {
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if (other.email != null)
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return false;
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} else if (!email.equals(other.email))
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return false;
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return true;
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}
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}

‎libraries/README.md‎

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- [Implementing a FTP-Client in Java](https://www.baeldung.com/java-ftp-client)
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- [Introduction to Functional Java](https://www.baeldung.com/java-functional-library)
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- [A Guide to the Reflections Library](https://www.baeldung.com/reflections-library)
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- [Using NullAway to Avoid NullPointerExceptions](https://www.baeldung.com/java-nullaway)
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- More articles [[next -->]](/libraries-2)

‎libraries/pom.xml‎

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<artifactId>reflections</artifactId>
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<version>${reflections.version}</version>
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</dependency>
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<dependency>
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<groupId>com.uber.nullaway</groupId>
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<artifactId>nullaway</artifactId>
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<version>0.3.0</version>
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</dependency>
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<dependency>
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<groupId>org.codehaus.plexus</groupId>
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<artifactId>plexus-compiler-javac-errorprone</artifactId>
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<version>2.8</version>
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</dependency>
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<!-- override plexus-compiler-javac-errorprone's dependency on
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Error Prone with the latest version -->
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<dependency>
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<groupId>com.google.errorprone</groupId>
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<artifactId>error_prone_core</artifactId>
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<version>2.1.3</version>
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</dependency>
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</dependencies>
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<repositories>
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</executions>
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</plugin>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-compiler-plugin</artifactId>
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<version>3.5</version>
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<configuration>
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<compilerId>javac-with-errorprone</compilerId>
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<forceJavacCompilerUse>true</forceJavacCompilerUse>
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<source>1.8</source>
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<target>1.8</target>
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<showWarnings>true</showWarnings>
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<annotationProcessorPaths>
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<path>
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<groupId>com.uber.nullaway</groupId>
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<artifactId>nullaway</artifactId>
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<version>0.3.0</version>
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</path>
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</annotationProcessorPaths>
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<compilerArgs>
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<!-- NullAway will warn by default, uncomment the next line to make the build fail -->
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<!-- <arg>-Xep:NullAway:ERROR</arg> -->
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<arg>-XepExcludedPaths:(.*)/test/.*|(.*)/streamex/.*</arg>
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<arg>-XepOpt:NullAway:AnnotatedPackages=com.baeldung.nullaway</arg>
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</compilerArgs>
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</configuration>
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<dependencies>
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<dependency>
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<groupId>org.codehaus.plexus</groupId>
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<artifactId>plexus-compiler-javac-errorprone</artifactId>
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<version>2.8</version>
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</dependency>
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<!-- override plexus-compiler-javac-errorprone's dependency on
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Error Prone with the latest version -->
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<dependency>
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<groupId>com.google.errorprone</groupId>
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<artifactId>error_prone_core</artifactId>
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<version>2.1.3</version>
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</dependency>
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</dependencies>
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</plugin>
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</plugins>
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</build>
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