package org.nlogo.extensions.string; import org.nlogo.api.Argument; import org.nlogo.api.Context; import org.nlogo.api.DefaultReporter; import org.nlogo.api.ExtensionException; import org.nlogo.api.LogoException; import org.nlogo.api.Syntax; import java.io.BufferedReader; import java.io.FileReader; public class FromFile extends DefaultReporter { // take one string (filename) as input, report a string containing the file contents public Syntax getSyntax() { return Syntax.reporterSyntax( new int[] {Syntax.StringType()}, Syntax.StringType() ) ; } public Object report(Argument args[], Context context) throws ExtensionException, LogoException { String filename = args[0].getString() ; String result = null ; try { result = readFileAsString(filename) ; } catch (java.io.IOException e) { throw new ExtensionException(e) ; } return result ; } private static String readFileAsString(String filePath) throws java.io.IOException { StringBuffer fileData = new StringBuffer(1000); BufferedReader reader = new BufferedReader( new FileReader(filePath)); char[] buf = new char[1024]; int numRead=0; while((numRead=reader.read(buf)) != -1) { fileData.append(buf, 0, numRead); } reader.close(); return fileData.toString(); } }