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package test;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.InputStream;
import java.util.Scanner;
class Greeter {
public static String getRunfiles() {
String path = System.getenv("JAVA_RUNFILES");
if (path == null) {
path = System.getenv("TEST_SRCDIR");
}
return path;
}
public static String convertStreamToString(InputStream is) throws Exception {
Scanner s = new Scanner(is).useDelimiter("\n");
return s.hasNext() ? s.next() : "";
}
public void hello(String obj) throws Exception {
String greeting = "Hello";
try {
String greetFile = getRunfiles() + "/examples/java_oss/greeting.txt";
greeting = convertStreamToString(new FileInputStream(greetFile));
} catch (FileNotFoundException e) {
// use default.
}
System.out.println(greeting + " " + obj);
}
public static void main(String []args) throws Exception {
Greeter g = new Greeter();
String obj = args.length > 0 ? args[0] : "world";
g.hello(obj);
}
};
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