Ecj

<dependency>
    <groupId>org.eclipse.jdt.core.compiler</groupId>
    <artifactId>ecj</artifactId>
    <version>4.4RC4</version>
</dependency>

compile group: 'org.eclipse.jdt.core.compiler', name: 'ecj', version: '4.4RC4'

compile 'org.eclipse.jdt.core.compiler:ecj:4.4RC4'

libraryDependencies += "org.eclipse.jdt.core.compiler" % "ecj" % "4.4RC4"

<dependency org="org.eclipse.jdt.core.compiler" name="ecj" rev="4.4RC4"/>

@Grapes(
            @Grab(group='org.eclipse.jdt.core.compiler', module='ecj', version='4.4RC4')
        )

[org.eclipse.jdt.core.compiler/ecj "4.4RC4"]

'org.eclipse.jdt.core.compiler:ecj:jar:4.4RC4'