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com.jetdrone.vertx.yoke.tools.Tools Maven / Gradle / Ivy
package com.jetdrone.vertx.yoke.tools;
import java.io.*;
import java.util.Arrays;
import java.util.Properties;
public class Tools {
private static String language;
private static String owner;
private static String module;
private static String version;
private static String yokeVersion;
static void write(String path, String value) {
try {
FileOutputStream out = new FileOutputStream(path);
out.write(value.getBytes());
out.close();
} catch (IOException e) {
abort(e.getMessage());
}
System.out.println(" \u001b[36mcreate\u001b[0m : " + path);
}
static void copy(String path, String resource) {
try {
FileOutputStream out = new FileOutputStream(path);
copyResource(resource, out);
out.close();
} catch (IOException e) {
abort(e.getMessage());
}
System.out.println(" \u001b[36mcreate\u001b[0m : " + path);
}
static void mkdir(String path) {
File f = new File(path);
if (!f.mkdirs()) {
abort("Could not create directory: '" + path + "'");
}
System.out.println(" \033[36mcreate\033[0m : " + path);
}
static void abort(String message) {
System.err.println(" \033[31merror\033[0m : " + message);
System.exit(1);
}
static void warn(String message) {
System.err.println(" \033[33mwarning\033[0m : " + message);
System.exit(1);
}
static String readResourceToString(String resource) {
try {
try (Reader r = new BufferedReader(new InputStreamReader(Tools.class.getClassLoader().getResourceAsStream(resource), "UTF-8"))) {
Writer writer = new StringWriter();
char[] buffer = new char[1024];
int n;
while ((n = r.read(buffer)) != -1) {
writer.write(buffer, 0, n);
}
return writer.toString();
}
} catch (IOException ioe) {
throw new RuntimeException(ioe);
}
}
static void copyResource(String resource, OutputStream out) {
try {
try (InputStream in = Tools.class.getClassLoader().getResourceAsStream(resource)) {
byte[] buffer = new byte[1024];
int n;
while ((n = in.read(buffer)) != -1) {
out.write(buffer, 0, n);
}
out.flush();
}
} catch (IOException ioe) {
throw new RuntimeException(ioe);
}
}
static void printUsage() {
System.out.println("Usage: [--help] --[java|groovy|groovyscript|javascript] group:artifact:version");
System.out.println(" Group: the owner of the project usually your reverse domain name");
System.out.println(" e.g.: com.mycompany");
System.out.println(" Artifact: the module name, usually your app name without special chars");
System.out.println(" e.g.: mymodule");
System.out.println(" Version: app version");
System.out.println(" e.g.: 1.0.0-SNAPSHOT");
System.out.println();
}
public static void main(String[] args) throws IOException {
try {
Properties properties = new Properties();
properties.load(Tools.class.getClassLoader().getResourceAsStream("build.properties"));
yokeVersion = properties.getProperty("version");
language = Args.getArgumentFlag(Arrays.asList(new String[]{"java", "groovy", "groovyscript", "javascript"}), args);
if (language == null) {
throw new RuntimeException("ERROR: Language is required!");
}
if (args.length < 2) {
throw new RuntimeException("ERROR: Invalid number of arguments");
}
String[] gav = args[1].split(":");
owner = gav[0];
module = gav[1];
version = gav[2];
String help = Args.getArgument("help", args);
if (help != null) {
printUsage();
System.exit(0);
}
} catch (RuntimeException re) {
printUsage();
abort(re.getMessage());
}
// init check
check();
// create template based on language
switch (language) {
case "java":
// setup gradle
copyBaseTemplate();
createJava();
break;
case "groovy":
// setup gradle
copyBaseTemplate();
createGroovy();
break;
case "groovyscript":
// setup gradle
copyBaseTemplate();
createGroovyScript();
break;
case "javascript":
// setup gradle
copyBaseTemplate();
createJS();
break;
default:
abort("Unsupported language: '" + language + "'");
}
printDone();
}
static void check() {
File f = new File(module);
if (f.exists() && f.isDirectory()) {
abort("Directory '" + module + "' already exists!");
}
// create the base app directory
mkdir(module);
}
static void copyBaseTemplate() throws IOException {
copy(module + "/README.md", "templates/maven/README.md");
String pom = readResourceToString("templates/maven/pom.xml");
pom = pom.replace("mygroup ", "" + owner + " ");
pom = pom.replace("myartifact ", "" + module + " ");
pom = pom.replace("1.0-SNAPSHOT ", "" + version + " ");
pom = pom.replace("",
"\n" +
" com.jetdrone \n" +
" yoke \n" +
" " + yokeVersion + " \n" +
" ");
write(module + "/pom.xml", pom);
mkdir(module + "/src/main/assembly");
copy(module + "/src/main/assembly/mod.xml", "templates/maven/src/main/assembly/mod.xml");
}
static void createJava() {
// base source code
mkdir(module + "/src/main/java");
String modulePath = owner.replace('.', '/') + "/" + module.replace('.', '/');
// expand package
mkdir(module + "/src/main/java/" + modulePath);
write(module + "/src/main/java/" + modulePath + "/App.java",
"package " + owner + "." + module + ";\n\n" +
readResourceToString("templates/java/App.java")
);
mkdir(module + "/src/main/resources");
// write resources
mkdir(module + "/src/main/resources/public");
mkdir(module + "/src/main/resources/public/stylesheets");
copy(module + "/src/main/resources/public/stylesheets/style.css", "templates/java/style.css");
mkdir(module + "/src/main/resources/views");
copy(module + "/src/main/resources/views/index.shtml", "templates/java/index.shtml");
// write mod.json
write(module + "/src/main/resources/mod.json",
"{\n" +
" \"main\": \"" + owner + "." + module + ".App\",\n" +
" \"includes\": \"com.jetdrone~yoke~" + yokeVersion + "\"\n" +
"}\n"
);
mkdir(module + "/src/test/java");
// expand package
mkdir(module + "/src/test/java/" + modulePath);
write(module + "/src/test/java/" + modulePath + "/AppTest.java",
"package " + owner + "." + module + ";\n\n" +
readResourceToString("templates/java/AppTest.java")
);
mkdir(module + "/src/test/resources");
}
static void createGroovy() {
// base source code
mkdir(module + "/src/main/groovy");
String modulePath = owner.replace('.', '/') + "/" + module.replace('.', '/');
// expand package
mkdir(module + "/src/main/groovy/" + modulePath);
write(module + "/src/main/groovy/" + modulePath + "/App.groovy",
"package " + owner + "." + module + ";\n\n" +
readResourceToString("templates/groovy/App.groovy")
);
mkdir(module + "/src/main/resources");
// write resources
mkdir(module + "/src/main/resources/public");
mkdir(module + "/src/main/resources/public/stylesheets");
copy(module + "/src/main/resources/public/stylesheets/style.css", "templates/groovy/style.css");
mkdir(module + "/src/main/resources/views");
copy(module + "/src/main/resources/views/index.gsp", "templates/groovy/index.gsp");
// write mod.json
write(module + "/src/main/resources/mod.json",
"{\n" +
" \"main\": \"groovy:" + owner + "." + module + ".App\",\n" +
" \"includes\": \"com.jetdrone~yoke~" + yokeVersion + "\"\n" +
"}\n"
);
mkdir(module + "/src/test/groovy");
// expand package
mkdir(module + "/src/test/groovy/" + modulePath);
write(module + "/src/test/groovy/" + modulePath + "/AppTest.groovy",
"package " + owner + "." + module + ";\n\n" +
readResourceToString("templates/groovy/AppTest.groovy")
);
mkdir(module + "/src/test/resources");
}
static void createGroovyScript() {
// base source code
mkdir(module + "/src/main/resources");
write(module + "/src/main/resources/App.groovy", readResourceToString("templates/groovyscript/App.groovy"));
// write resources
mkdir(module + "/src/main/resources/public");
mkdir(module + "/src/main/resources/public/stylesheets");
copy(module + "/src/main/resources/public/stylesheets/style.css", "templates/groovyscript/style.css");
mkdir(module + "/src/main/resources/views");
copy(module + "/src/main/resources/views/index.gsp", "templates/groovyscript/index.gsp");
// write mod.json
write(module + "/src/main/resources/mod.json",
"{\n" +
" \"main\": \"App.groovy\",\n" +
" \"includes\": \"com.jetdrone~yoke~" + yokeVersion + "\"\n" +
"}\n"
);
}
static void createJS() {
String modulePath = owner.replace('.', '/') + "/" + module.replace('.', '/');
// base source code
mkdir(module + "/src/main/resources");
write(module + "/src/main/resources/App.js", readResourceToString("templates/javascript/App.js"));
// write resources
mkdir(module + "/src/main/resources/public");
mkdir(module + "/src/main/resources/public/stylesheets");
copy(module + "/src/main/resources/public/stylesheets/style.css", "templates/javascript/style.css");
mkdir(module + "/src/main/resources/views");
copy(module + "/src/main/resources/views/index.ejs", "templates/javascript/index.ejs");
// write mod.json
write(module + "/src/main/resources/mod.json",
"{\n" +
" \"main\": \"App.js\",\n" +
" \"includes\": \"com.jetdrone~yoke~" + yokeVersion + "\"\n" +
"}\n"
);
mkdir(module + "/src/test/java");
// expand package
mkdir(module + "/src/test/java/" + modulePath);
// JUnit helper
write(module + "/src/test/java/" + modulePath + "/JSTest.java",
"package " + owner + "." + module + ";\n\n" +
readResourceToString("templates/javascript/JSTest.java")
);
mkdir(module + "/src/test/resources");
write(module + "/src/test/resources/AppTest.js", readResourceToString("templates/javascript/AppTest.js"));
}
static void printDone() {
System.out.println();
System.out.println("Go to your new app:");
System.out.println(" cd " + module);
System.out.println();
System.out.println("Compile your app:");
System.out.println(" mvn clean install");
System.out.println();
System.out.println("Run your app:");
System.out.println(" mvn vertx:runMod");
System.out.println();
}
}
