JavaCompiler: isSupportedOption(String option) : JavaCompiler « javax.tools « Java by API

1. Java by API
2. javax.tools
3. JavaCompiler

JavaCompiler: isSupportedOption(String option)

      

import java.util.Set;

import javax.lang.model.SourceVersion;
import javax.tools.JavaCompiler;
import javax.tools.ToolProvider;

public class Main {
  public static void main(String[] args) {
    JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();

    Set<SourceVersion> srcVer = compiler.getSourceVersions();
    for (SourceVersion sv : srcVer)
      System.out.println("  " + sv.name());

    int nargs = compiler.isSupportedOption(args[0]);
    if (nargs == -1)
      System.out.println("Option " + args[0] + " is not supported");
    else
      System.out.println("Option " + args[0] + " takes " + nargs + " arguments");
  }
}

   
    
    
    
    
    
  

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