juick-server/src/main/java/com/juick/server/protocol/annotation/UserCommand.java


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package com.juick.server.protocol.annotation;

import org.apache.commons.lang3.StringUtils;

import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;

/**
 * Created by oxpa on 22.03.16.
 */
@Target({ElementType.TYPE, ElementType.METHOD})
@Retention(RetentionPolicy.RUNTIME)
public @interface UserCommand {
    /**
     *
     * @return a command pattern
     */
    String pattern() default StringUtils.EMPTY;

    /**
     *
     * @return pattern flags
     */
    int patternFlags() default 0;

    /**
     *
     * @return a string used in HELP command output. Basically, only 1 string
     */
    String help() default StringUtils.EMPTY;
}