[BAEL-16658] Split rxjava (& rxjava-2) by subject

Author: sam-sbl

pom.xml

@@ -603,8 +603,10 @@
                 <!-- <module>rmi</module> --> <!-- Not a maven project -->
                 <module>rule-engines</module>
                 <module>rsocket</module>
-                <module>rxjava</module>
-                <module>rxjava-2</module>
+                <module>rxjava-core</module>
+                <module>rxjava-observables</module>
+                <module>rxjava-operators</module>
+                <module>rxjava-libraries</module>
                 <module>software-security/sql-injection-samples</module>
 
                 <module>tensorflow-java</module>
@@ -1369,8 +1371,10 @@
                 <!-- <module>rmi</module> --> <!-- Not a maven project -->
                 <module>rule-engines</module>
                 <module>rsocket</module>
-                <module>rxjava</module>
-                <module>rxjava-2</module>
+                <module>rxjava-core</module>
+                <module>rxjava-observables</module>
+                <module>rxjava-operators</module>
+                <module>rxjava-libraries</module>
                 <module>oauth2-framework-impl</module>
                 <module>spf4j</module>
                 <module>spring-boot-performance</module>

rxjava-2/README.md

@@ -0,0 +1,16 @@
+## RxJava
+
+This module contains articles about RxJava.
+
+### Relevant articles:
+
+- [Dealing with Backpressure with RxJava](https://www.baeldung.com/rxjava-backpressure)
+- [How to Test RxJava?](https://www.baeldung.com/rxjava-testing)
+- [Introduction to RxJava](https://www.baeldung.com/rx-java)
+- [Schedulers in RxJava](https://www.baeldung.com/rxjava-schedulers)
+- [Difference Between Flatmap and Switchmap in RxJava](https://www.baeldung.com/rxjava-flatmap-switchmap)
+- [RxJava and Error Handling](https://www.baeldung.com/rxjava-error-handling)
+- [RxJava Maybe](https://www.baeldung.com/rxjava-maybe)
+- [Combining RxJava Completables](https://www.baeldung.com/rxjava-completable)
+- [RxJava Hooks](https://www.baeldung.com/rxjava-hooks)
+- More articles: [[next -->]](/rxjava-2)

rxjava-2/pom.xml

@@ -0,0 +1,46 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<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>
+    <artifactId>rxjava-core</artifactId>
+    <version>1.0-SNAPSHOT</version>
+	<name>rxjava-core</name>
+	
+    <parent>
+        <groupId>com.baeldung</groupId>
+        <artifactId>parent-java</artifactId>
+        <version>0.0.1-SNAPSHOT</version>
+        <relativePath>../parent-java</relativePath>
+    </parent>
+
+    <dependencies>
+        <dependency>
+            <groupId>io.reactivex</groupId>
+            <artifactId>rxjava</artifactId>
+            <version>${rx.java.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>io.reactivex.rxjava2</groupId>
+            <artifactId>rxjava</artifactId>
+            <version>${rx.java2.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>com.jayway.awaitility</groupId>
+            <artifactId>awaitility</artifactId>
+            <version>${awaitility.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.assertj</groupId>
+            <artifactId>assertj-core</artifactId>
+            <version>${assertj.version}</version>
+        </dependency>
+    </dependencies>
+
+    <properties>
+        <assertj.version>3.8.0</assertj.version>
+        <rx.java.version>1.2.5</rx.java.version>
+        <awaitility.version>1.7.0</awaitility.version>
+        <rx.java2.version>2.2.2</rx.java2.version>
+    </properties>
+
+</project>