BAEL-4475 (#10151)

* Added code for checking if a class is abstract or not.

* Renamed test name as per review comments.

* Added code to get database URL from Connection object.

* Refactored code to break lines.

persistence-modules/core-java-persistence-2/pom.xml

@@ -0,0 +1,29 @@
+<?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>
+    <groupId>com.baeldung.core-java-persistence-2</groupId>
+    <artifactId>core-java-persistence-2</artifactId>
+    <version>0.1.0-SNAPSHOT</version>
+    <name>core-java-persistence-2</name>
+    <packaging>jar</packaging>
+
+    <parent>
+        <groupId>com.baeldung</groupId>
+        <artifactId>persistence-modules</artifactId>
+        <version>1.0.0-SNAPSHOT</version>
+    </parent>
+
+    <dependencies>
+        <dependency>
+            <groupId>com.h2database</groupId>
+            <artifactId>h2</artifactId>
+            <version>${h2.version}</version>
+        </dependency>
+    </dependencies>
+
+    <properties>
+        <h2.version>1.4.200</h2.version>
+    </properties>
+
+</project>

persistence-modules/core-java-persistence-2/src/main/java/com/baeldung/getdburl/DBConfiguration.java

@@ -0,0 +1,13 @@
+package com.baeldung.getdburl;
+
+import java.sql.Connection;
+import java.sql.DriverManager;
+
+public class DBConfiguration {
+
+    public static Connection getConnection() throws Exception {
+        Class.forName("org.h2.Driver");
+        String url = "jdbc:h2:mem:testdb";
+        return DriverManager.getConnection(url, "user", "password");
+    }
+}

persistence-modules/core-java-persistence-2/src/test/java/com/baeldung/getdburl/DBConfigurationUnitTest.java

@@ -0,0 +1,18 @@
+package com.baeldung.getdburl;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import java.sql.Connection;
+
+import org.junit.jupiter.api.Test;
+
+class DBConfigurationUnitTest {
+
+    @Test
+    void givenConnectionObject_whenExtractMetaData_thenGetDbURL() throws Exception {
+        Connection connection = DBConfiguration.getConnection();
+        String dbUrl = connection.getMetaData().getURL();
+        assertEquals("jdbc:h2:mem:testdb", dbUrl);
+    }
+
+}

persistence-modules/pom.xml

@@ -17,6 +17,7 @@
         <module>apache-bookkeeper</module><!-- BAEL-2322 -->
         <module>apache-cayenne</module>
         <module>core-java-persistence</module>
+        <module>core-java-persistence-2</module>
         <module>deltaspike</module>
         <module>elasticsearch</module>
         <module>flyway</module>