update package.

OpenGraph.iml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module version="4">
+  <component name="AdditionalModuleElements">
+    <content url="file://$MODULE_DIR$" dumb="true">
+      <sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/src/test/java" isTestSource="true" />
+    </content>
+  </component>
+</module>

pom.xml

@@ -6,31 +6,38 @@
 	<version>0.0.1-SNAPSHOT</version>
 	<name>A Facebook OpenGraph implementation for Java</name>
 	<description>OpenGraph for Java</description>
+	<properties>
+		<maven.compiler.source>21</maven.compiler.source>
+		<maven.compiler.target>21</maven.compiler.target>
+	</properties>
 
 	<dependencies>
-		<dependency>
-			<groupId>org.hamcrest</groupId>
-			<artifactId>hamcrest-core</artifactId>
-			<version>1.3</version>
-		</dependency>
 		<dependency>
 			<groupId>net.sourceforge.htmlcleaner</groupId>
 			<artifactId>htmlcleaner</artifactId>
-			<version>2.16</version>
+			<version>2.29</version>
 		</dependency>
 		<dependency>
-			<groupId>junit</groupId>
-			<artifactId>junit</artifactId>
-			<version>4.12</version>
+			<groupId>org.junit.jupiter</groupId>
+			<artifactId>junit-jupiter-api</artifactId>
+			<version>5.10.2</version>
+			<scope>test</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.hamcrest</groupId>
+			<artifactId>hamcrest</artifactId>
+			<version>2.2</version>
+			<scope>test</scope>
 		</dependency>
 	</dependencies>
 
 	<build>
-		<sourceDirectory>src</sourceDirectory>
+		<sourceDirectory>src/main</sourceDirectory>
 		<plugins>
 			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-compiler-plugin</artifactId>
-				<version>3.3</version>
+				<version>3.12.1</version>
 				<configuration>
 					<source />
 					<target />

src/test/main/java/org/opengraph/OpenGraphTest.java → src/test/java/org/opengraph/OpenGraphTest.java

@@ -1,21 +1,22 @@
 package org.opengraph;
 
-import org.junit.Test;
+
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
 import org.opengraph.OpenGraph;
 
-import static org.junit.Assert.*;
 
 public class OpenGraphTest {
   @Test
   public void shouldHandleMissingContentType() throws java.lang.Exception {
     OpenGraph site = new OpenGraph("http://www.bbc.com/future/story/20140428-the-myth-of-tech-revolutions", true);
-    assertEquals("Why it�s time to ditch the word �revolution� in tech", site.getContent("title"));
-    assertEquals("624", site.getContent("image:width"));
+    Assertions.assertEquals("Why it�s time to ditch the word �revolution� in tech", site.getContent("title"));
+    Assertions.assertEquals("624", site.getContent("image:width"));
   }
 
   @Test
   public void shouldNoOGMarkup() throws java.lang.Exception {
     OpenGraph site = new OpenGraph("http://clang.llvm.org/docs/UsersManual.html", true);
-    assertNull(site.getContent("title"));
+    Assertions.assertNull(site.getContent("title"));
   }
 }