API

<dependency>
    <groupId>com.octo.captcha</groupId>
    <artifactId>jcaptcha-api</artifactId>
    <version>1.0</version>
</dependency>

compile group: 'com.octo.captcha', name: 'jcaptcha-api', version: '1.0'

compile 'com.octo.captcha:jcaptcha-api:1.0'

libraryDependencies += "com.octo.captcha" % "jcaptcha-api" % "1.0"

<dependency org="com.octo.captcha" name="jcaptcha-api" rev="1.0"/>

@Grapes(
            @Grab(group='com.octo.captcha', module='jcaptcha-api', version='1.0')
        )

[com.octo.captcha/jcaptcha-api "1.0"]

'com.octo.captcha:jcaptcha-api:jar:1.0'