package elearning;
import java.awt.Color;
import java.io.File;
import java.io.FileNotFoundException;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Scanner;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import javax.swing.JEditorPane;
import javax.swing.JTextArea;
import javax.swing.JTextPane;
import javax.swing.SwingUtilities;
import javax.swing.text.Document;
import javax.swing.text.Style;
import javax.swing.text.StyledDocument;
public class Help {
private final Pattern keywordPattern=Pattern.compile("abstract|assert|boolean|break|byte|case|catch|char|class|const|continue|default|do|double|else|enum|extends|final|finally|float|for|goto|if|implements|import|instanceof|int|interface|long|native|new|packages|private|protected|public|return|short|static|strictfp|super|switch|synchronized|this|throw|throws|transient|try|void|volatile|while");
private final Pattern commentPattern=Pattern.compile("\\/\\/.*");
//private final Pattern commentPattern=Pattern.compile("\\/\\/.*//\n");
// private final Pattern literalPattern=Pattern.compile("\\([a-zA-z]\\)");
//private final Pattern literalPattern=Pattern.compile("(\\p{Punct}| )*"+"test"+ "(\\p{Punct}| )*");
private final Pattern literalPattern=Pattern.compile("\"[a-z0-9]*\"");
private String []theWords={"abstract","assert","boolean","break","byte","case","catch","char","class",
"const","continue","default","do","double","else","enum","extends","final","finally","float",
"for","goto","if","implements","import","instanceof","int","interface","long","native","new",
"packages","private","protected","public","return","short","static","strictfp","super","switch",
"synchronized","this","throw","throws","transient","try","void","volatile","while"};
private Pattern [] holder=new Pattern[reservedWords.length];
//private static Matcher matcher;
public Help(){}
public Pattern getPattern(){
return this.keywordPattern;
}
public Pattern commentPattern(){
return this.commentPattern;
}
public Pattern literalPattern(){
return this.literalPattern;
}
public HashMap