java-plain/CreateJavaScript.sh at main · AdamBien/java-plain · GitHub

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#!/usr/bin/java --source 17
import java.nio.file.Path;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.StandardOpenOption;

public class CreateJavaScript {

 public static void main(String ...args) throws IOException{
 var scriptDeclaration = "#!/usr/bin/java --source 21";
 var inputFile = Path.of("src/main/java/airhacks/App.java");
 var outputFile = Path.of("target","App.sh");

 var content = Files.readString(inputFile);
 var contentWithDeclaration = """
$declaration
$content
""".replace("$declaration", scriptDeclaration)
 .replace("$content", content);
 Files.writeString(outputFile,contentWithDeclaration,StandardOpenOption.CREATE);
 }
}