[AB-172] updating to JDA 4.2.1_254 and removing deprecated code from guava

abstracto-application/core/core-int/src/main/java/dev/sheldan/abstracto/core/utils/FileService.java

@@ -1,14 +1,17 @@
 package dev.sheldan.abstracto.core.utils;
 
-import com.google.common.io.Files;
+import dev.sheldan.abstracto.core.exception.AbstractoRunTimeException;
+import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.io.FileUtils;
 import org.springframework.stereotype.Component;
 
 import java.io.File;
 import java.io.FileWriter;
 import java.io.IOException;
+import java.nio.file.Files;
 
 @Component
+@Slf4j
 public class FileService {
     public void writeContentToFile(File file, String content) throws IOException {
         try(FileWriter fw = new FileWriter(file)) {
@@ -21,8 +24,13 @@ public class FileService {
         FileUtils.writeByteArrayToFile(file, content);
     }
 
-    public File createTempFile(String fileName) {
-        return new File(Files.createTempDir(), fileName);
+    public File createTempFile(String fileName)  {
+        try {
+            return new File(Files.createTempDirectory("").toFile(), fileName);
+        } catch (IOException e) {
+            log.error("Failed to create temporary file.");
+            throw new AbstractoRunTimeException(e);
+        }
     }
 
     public void safeDelete(File file) throws IOException {

abstracto-application/pom.xml

@@ -44,11 +44,16 @@
             <name>jcenter-bintray</name>
             <url>https://jcenter.bintray.com</url>
         </repository>
+        <repository>
+            <id>dv8tion</id>
+            <name>m2-dv8tion</name>
+            <url>https://m2.dv8tion.net/releases</url>
+        </repository>
     </repositories>
 
     <properties>
         <maven.build.timestamp.format>yyyy/MM/dd HH:mm</maven.build.timestamp.format>
-        <jda.version>4.2.0_180</jda.version>
+        <jda.version>4.2.1_254</jda.version>
         <jda.utilities.version>3.0.4</jda.utilities.version>
         <asciidoctor.maven.plugin.version>2.0.0-RC.1</asciidoctor.maven.plugin.version>
         <asciidoctorj.pdf.version>1.5.3</asciidoctorj.pdf.version>