ClojureHelper.java

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package com.neuronrobotics.bowlerstudio.scripting;
 
import java.io.File;
import java.io.IOException;
import java.nio.file.Files;
import java.util.ArrayList;
import java.util.Arrays;
 
import clojure.lang.RT;
import clojure.lang.Symbol;
import clojure.lang.Var;
 
public class ClojureHelper implements IScriptingLanguage {
 
    public static Var REQUIRE = var("clojure.core", "require");
    public static Var META = var("clojure.core", "meta");
    public static Var EVAL = var("clojure.core", "eval");
    public static Var READ_STRING = var("clojure.core", "load-string");
 
    public static Object require(String nsName) {
        return REQUIRE.invoke(Symbol.intern(nsName));
    }
 
    public static Object readString(String s) {
        return READ_STRING.invoke(s);
    }
 
    public static Var var(String varName) {
        return var("clojure.core", varName);
    }
 
    public static Var var(String nsName, String varName) {
        return RT.var(nsName, varName);
    }
 
    public static Object eval(String string) {
        return EVAL.invoke(readString(string));
    }
 
    @Override
    public Object inlineScriptRun(File code, ArrayList<Object> args) {
        byte[] bytes;
        try {
            bytes = Files.readAllBytes(code.toPath());
            String s = new String(bytes, "UTF-8");
            return inlineScriptRun(s, args);
        } catch (IOException e1) {
            // TODO Auto-generated catch block
            e1.printStackTrace();
        }
        // System.out.println("Clojure returned of type="+ret.getClass()+" value="+ret);
        return null;
    }
 
    @Override
    public Object inlineScriptRun(String code, ArrayList<Object> args) {
 
        return ClojureHelper.eval(code);
    }
 
    @Override
    public String getShellType() {
        return "Clojure";
    }
 
    @Override
    public boolean getIsTextFile() {
        // TODO Auto-generated method stub
        return true;
    }
 
    public String getDefaultContents() {
        return "(println \"hello world\")";
    }
 
    @Override
    public ArrayList<String> getFileExtenetion() {
        // TODO Auto-generated method stub
        return new ArrayList<>(Arrays.asList("clj", "cljs", "cljc"));
    }
 
}