package com.hedgee.sandbox;

import java.util.regex.Pattern;

public enum EnumLocalClassTest {
    FIND {
        @Override
        public Object createMatcher(final Pattern pattern) {
            class Finder {
                @Override
                public boolean equals(Object obj) {
                    if (obj instanceof CharSequence) {
                        return pattern.matcher((CharSequence) obj).find();
                    }
                    if (obj instanceof Finder) {
                        return pattern.equals(((Finder) obj).getPattern());
                    }
                    return false;
                }
    
                @Override public int hashCode() {return pattern.hashCode();}
                private Pattern getPattern() {return pattern;}
            }
            return new Finder();
        }
    };

    public abstract Object createMatcher(Pattern pattern);

    public static void main(String... args) {
        FIND.createMatcher(Pattern.compile("Hello, world!"));
    }
}