Provide CLI verion

cli/.gitignore

@@ -0,0 +1,38 @@
+target/
+!.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+
+### IntelliJ IDEA ###
+.idea/modules.xml
+.idea/jarRepositories.xml
+.idea/compiler.xml
+.idea/libraries/
+*.iws
+*.iml
+*.ipr
+
+### Eclipse ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### VS Code ###
+.vscode/
+
+### Mac OS ###
+.DS_Store

cli/pom.xml

@@ -0,0 +1,90 @@
+<?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>
+    <parent>
+        <groupId>org.hjug.refactorfirst</groupId>
+        <artifactId>refactor-first</artifactId>
+        <version>0.4.1-SNAPSHOT</version>
+    </parent>
+
+    <packaging>jar</packaging>
+
+    <groupId>org.hjug.refactorfirst.report</groupId>
+    <artifactId>cli</artifactId>
+
+    <properties>
+        <maven.compiler.source>17</maven.compiler.source>
+        <maven.compiler.target>17</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>info.picocli</groupId>
+            <artifactId>picocli</artifactId>
+            <version>4.7.4</version>
+        </dependency>
+        <dependency>
+            <groupId>org.hjug.refactorfirst.report</groupId>
+            <artifactId>report</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.slf4j</groupId>
+            <artifactId>slf4j-simple</artifactId>
+            <version>2.0.7</version>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.maven</groupId>
+            <artifactId>maven-core</artifactId>
+            <version>3.9.2</version>
+            <scope>compile</scope>
+        </dependency>
+
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-shade-plugin</artifactId>
+                <version>3.5.0</version>
+                <executions>
+                    <execution>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>shade</goal>
+                        </goals>
+                        <configuration>
+                            <transformers>
+                                <transformer
+                                        implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
+                                    <mainClass>org.hjug.refactorfirst.Main</mainClass>
+                                </transformer>
+                            </transformers>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+
+            <plugin>
+                <groupId>org.skife.maven</groupId>
+                <artifactId>really-executable-jar-maven-plugin</artifactId>
+                <version>2.1.1</version>
+                <configuration>
+                    <programFile>rf</programFile>
+                </configuration>
+                <executions>
+                    <execution>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>really-executable-jar</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>

cli/src/main/java/org/hjug/refactorfirst/Main.java

@@ -0,0 +1,12 @@
+package org.hjug.refactorfirst;
+
+import picocli.CommandLine;
+
+public class Main {
+    public static void main(String[] args) {
+        int exitCode = new CommandLine(new ReportCommand())
+                .setCaseInsensitiveEnumValuesAllowed(true)
+                .execute(args);
+        System.exit(exitCode);
+    }
+}

cli/src/main/java/org/hjug/refactorfirst/ReportCommand.java

@@ -0,0 +1,119 @@
+package org.hjug.refactorfirst;
+
+import lombok.extern.slf4j.Slf4j;
+import org.apache.maven.model.Model;
+import org.apache.maven.model.io.xpp3.MavenXpp3Reader;
+import org.apache.maven.project.MavenProject;
+import org.hjug.refactorfirst.report.CsvReport;
+import org.hjug.refactorfirst.report.HtmlReport;
+import org.hjug.refactorfirst.report.json.JsonReportExecutor;
+import picocli.CommandLine.Command;
+
+import java.io.File;
+import java.io.FileReader;
+import java.util.concurrent.Callable;
+
+import static picocli.CommandLine.Option;
+
+@Command(mixinStandardHelpOptions = true, description = "Generate a report")
+@Slf4j
+public class ReportCommand implements Callable<Integer> {
+
+    @Option(
+            names = {"-d", "--details"},
+            description = "Show detailed report")
+    private boolean showDetails;
+
+    @Option(
+            names = {"-p", "--project"},
+            description = "Project name")
+    private String projectName;
+
+    @Option(
+            names = {"-v", "--version"},
+            description = "Project version")
+    private String projectVersion;
+
+    @Option(
+            names = {"-o", "--output"},
+            defaultValue = ".",
+            description = "Output directory")
+    private String outputDirectory;
+
+    @Option(
+            names = {"-b", "--base-dir"},
+            defaultValue = ".",
+            description = "Base directory of the project")
+    private File baseDir;
+
+    @Option(
+            names = {"-t", "--type"},
+            description = "Report type: ${COMPLETION-CANDIDATES}",
+            defaultValue = "HTML")
+    private ReportType reportType;
+
+    @Override
+    public Integer call() {
+
+        // TODO: add support for inferring arguments from gradle properties
+        inferArgumentsFromMavenProject();
+        populateDefaultArguments();
+        switch (reportType) {
+            case HTML:
+                HtmlReport htmlReport = new HtmlReport();
+                htmlReport.execute(showDetails, projectName, projectVersion, outputDirectory, baseDir);
+                return 0;
+            case JSON:
+                JsonReportExecutor jsonReportExecutor = new JsonReportExecutor();
+                jsonReportExecutor.execute(baseDir, outputDirectory);
+                return 0;
+            case CSV:
+                CsvReport csvReport = new CsvReport();
+                csvReport.execute(showDetails, projectName, projectVersion, outputDirectory, baseDir);
+                return 0;
+        }
+
+        return 0;
+    }
+
+    private void populateDefaultArguments() {
+        if (projectName == null || projectName.isEmpty()) {
+            projectName = "my-project";
+        }
+        if (projectVersion == null || projectVersion.isEmpty()) {
+            projectVersion = "0.0.0";
+        }
+    }
+
+    private void inferArgumentsFromMavenProject() {
+        if (baseDir.isDirectory()) {
+            File[] potentialPomFiles = baseDir.listFiles(f -> f.getName().equals("pom.xml"));
+            File pomFile = null;
+            if (potentialPomFiles != null && potentialPomFiles.length > 0) {
+                pomFile = potentialPomFiles[0];
+            }
+            if (pomFile != null) {
+                Model model;
+                FileReader reader;
+                MavenXpp3Reader mavenreader = new MavenXpp3Reader();
+                try {
+                    reader = new FileReader(pomFile);
+                    model = mavenreader.read(reader);
+                    model.setPomFile(pomFile);
+                } catch (Exception ex) {
+                    log.info("Unable to infer arguments from pom file");
+                    return;
+                }
+                MavenProject project = new MavenProject(model);
+
+                // only override project name and version if they are not set
+                if (projectName == null || projectName.isEmpty()) {
+                    projectName = project.getName();
+                }
+                if (projectVersion == null || projectVersion.isEmpty()) {
+                    projectVersion = project.getVersion();
+                }
+            }
+        }
+    }
+}

cli/src/main/java/org/hjug/refactorfirst/ReportType.java

@@ -0,0 +1,7 @@
+package org.hjug.refactorfirst;
+
+public enum ReportType {
+    HTML,
+    JSON,
+    CSV;
+}

pom.xml

@@ -58,7 +58,7 @@
         <javac.version>9+181-r4173-1</javac.version>
 
         <!--Compiler plugins-->
-        <errorprone.version>2.10.0</errorprone.version>
+        <errorprone.version>2.20.0</errorprone.version>
         <lombok.version>1.18.28</lombok.version>
 
         <spotbugs.maven.plugin.version>4.0.0</spotbugs.maven.plugin.version>
@@ -84,6 +84,8 @@
         <module>refactor-first-maven-plugin</module>
         <!--<module>refactor-first-gradle-plugin</module>-->
         <module>coverage</module>
+        <module>report</module>
+        <module>cli</module>
     </modules>
 
     <dependencyManagement>
@@ -118,6 +120,12 @@
                 <version>${project.version}</version>
             </dependency>
 
+            <dependency>
+                <groupId>org.hjug.refactorfirst.report</groupId>
+                <artifactId>report</artifactId>
+                <version>${project.version}</version>
+            </dependency>
+
             <dependency>
                 <groupId>org.hjug.refactorfirst.testresources</groupId>
                 <artifactId>test-resources</artifactId>

refactor-first-maven-plugin/pom.xml

@@ -18,6 +18,10 @@
             <artifactId>graph-data-generator</artifactId>
         </dependency>
 
+        <dependency>
+            <groupId>org.hjug.refactorfirst.report</groupId>
+            <artifactId>report</artifactId>
+        </dependency>
         <!-- Doxia -->
         <!-- Needed since maven-reporting-impl brings in Struts 1.3.8 jars that have CVSS > 8 -->
         <dependency>