[BAEL-2899] removed exception and added dependencies needed for correct compilation

core-groovy-2/gmavenplus-pom.xml

@@ -14,6 +14,16 @@
     </parent>
 
     <dependencies>
+        <dependency>
+            <groupId>org.apache.commons</groupId>
+            <artifactId>commons-lang3</artifactId>
+            <version>${commons-lang3.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>ch.qos.logback</groupId>
+            <artifactId>logback-classic</artifactId>
+            <version>${logback.version}</version>
+        </dependency>
         <dependency>
             <groupId>org.codehaus.groovy</groupId>
             <artifactId>groovy-all</artifactId>
@@ -127,7 +137,7 @@
                     <!-- MainClass in mainfest make a executable jar -->
                     <archive>
                         <manifest>
-                            <mainClass>com.baeldung.App</mainClass>
+                            <mainClass>com.baeldung.MyJointCompilationApp</mainClass>
                         </manifest>
                     </archive>
 
@@ -154,10 +164,14 @@
     </repositories>
 
     <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <junit.platform.version>1.0.0</junit.platform.version>
-        <groovy.version>2.5.7</groovy.version>
         <hsqldb.version>2.4.0</hsqldb.version>
         <spock-core.version>1.1-groovy-2.4</spock-core.version>
+        <commons-lang3.version>3.9</commons-lang3.version>
+        <java.version>1.8</java.version>
+        <logback.version>1.2.3</logback.version>
+        <groovy.version>2.5.7</groovy.version>
         <gmavenplus-plugin.version>1.6</gmavenplus-plugin.version>
     </properties>
 </project>

core-groovy-2/pom.xml

@@ -1,6 +1,6 @@
 <?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">
+         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>core-groovy-2</artifactId>
     <version>1.0-SNAPSHOT</version>
@@ -14,6 +14,16 @@
     </parent>
 
     <dependencies>
+        <dependency>
+            <groupId>org.apache.commons</groupId>
+            <artifactId>commons-lang3</artifactId>
+            <version>${commons-lang3.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>ch.qos.logback</groupId>
+            <artifactId>logback-classic</artifactId>
+            <version>${logback.version}</version>
+        </dependency>
         <dependency>
             <groupId>org.codehaus.groovy</groupId>
             <artifactId>groovy-all</artifactId>
@@ -44,6 +54,12 @@
         <scriptSourceDirectory>src/main/groovy</scriptSourceDirectory>
         <sourceDirectory>src/main/java</sourceDirectory>
         <plugins>
+            <plugin>
+                <groupId>org.codehaus.groovy</groupId>
+                <artifactId>groovy-eclipse-compiler</artifactId>
+                <version>3.3.0-01</version>
+                <extensions>true</extensions>
+            </plugin>
             <plugin>
                 <artifactId>maven-compiler-plugin</artifactId>
                 <version>3.8.0</version>
@@ -94,11 +110,11 @@
                 <artifactId>maven-surefire-plugin</artifactId>
                 <version>2.20.1</version>
                 <configuration>
-                <useFile>false</useFile>
+                    <useFile>false</useFile>
-                <includes>
+                    <includes>
-                    <include>**/*Test.java</include>
+                        <include>**/*Test.java</include>
-                    <include>**/*Spec.java</include>
+                        <include>**/*Spec.java</include>
-                </includes>
+                    </includes>
                 </configuration>
             </plugin>
             <!-- Maven Assembly Plugin: needed to run the jar through command line -->
@@ -114,7 +130,7 @@
                     <!-- MainClass in mainfest make a executable jar -->
                     <archive>
                         <manifest>
-                            <mainClass>com.baeldung.App</mainClass>
+                            <mainClass>com.baeldung.MyJointCompilationApp</mainClass>
                         </manifest>
                     </archive>
 
@@ -140,12 +156,32 @@
         </repository>
     </repositories>
 
+    <pluginRepositories>
+                <pluginRepository>
+                    <id>bintray</id>
+                    <name>Groovy Bintray</name>
+                    <url>https://dl.bintray.com/groovy/maven</url>
+                    <releases>
+                        <!-- avoid automatic updates -->
+                        <updatePolicy>never</updatePolicy>
+                    </releases>
+                    <snapshots>
+                        <enabled>false</enabled>
+                    </snapshots>
+                </pluginRepository>
+            </pluginRepositories>
+
+
     <properties>
         <junit.platform.version>1.0.0</junit.platform.version>
-        <groovy.version>2.5.7</groovy.version>
         <hsqldb.version>2.4.0</hsqldb.version>
         <spock-core.version>1.1-groovy-2.4</spock-core.version>
-        <gmavenplus-plugin.version>1.6</gmavenplus-plugin.version>
+        <commons-lang3.version>3.9</commons-lang3.version>
+        <java.version>1.8</java.version>
+        <maven-compiler-plugin.version>3.8.1</maven-compiler-plugin.version>
+        <logback.version>1.2.3</logback.version>
+        <groovy.version>2.5.7</groovy.version>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     </properties>
 </project>
 

core-groovy-2/src/main/java/com/baeldung/MyJointCompilationApp.java

@@ -7,31 +7,36 @@ import groovy.util.ScriptException;
 import org.codehaus.groovy.jsr223.GroovyScriptEngineFactory;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-
 import javax.script.ScriptEngine;
 import java.io.File;
 import java.io.FileNotFoundException;
 import java.io.FileReader;
 import java.io.IOException;
+import java.net.MalformedURLException;
 import java.net.URL;
 
 /**
  * Hello world!
  *
  */
-public class App {
+public class MyJointCompilationApp {
-    private final static Logger LOG = LoggerFactory.getLogger(App.class);
+    private final static Logger LOG = LoggerFactory.getLogger(MyJointCompilationApp.class);
     private final GroovyClassLoader loader;
     private final GroovyShell shell;
     private final GroovyScriptEngine engine;
     private final ScriptEngine engineFromFactory;
 
-    private App() throws IOException {
+    public MyJointCompilationApp() {
         loader = new GroovyClassLoader(this.getClass().getClassLoader());
         shell = new GroovyShell(loader, new Binding());
-        engine = new GroovyScriptEngine(new URL[] {
+
-          new File("src/main/groovy/com/baeldung/").toURI().toURL()
+        URL url = null;
-        }, this.getClass().getClassLoader());
+        try {
+            url = new File("src/main/groovy/com/baeldung/").toURI().toURL();
+        } catch (MalformedURLException e) {
+            LOG.error("Exception while creating url", e);
+        }
+        engine = new GroovyScriptEngine(new URL[] {url}, this.getClass().getClassLoader());
         engineFromFactory = new GroovyScriptEngineFactory().getScriptEngine();
     }
 
@@ -99,8 +104,8 @@ public class App {
 
     public static void main(String[] args) throws InstantiationException, IllegalAccessException,
       ResourceException, ScriptException, IOException, javax.script.ScriptException {
-        App app = new App();
+        MyJointCompilationApp myJointCompilationApp = new MyJointCompilationApp();
-        app.runStaticCompiledClasses();
+        myJointCompilationApp.runStaticCompiledClasses();
-        app.runDynamicCompiledClasses();
+        myJointCompilationApp.runDynamicCompiledClasses();
     }
 }