return new StringBuilder(128)
            .append((getGroupId() == null) ? "[unknown-group-id]" : getGroupId())
            .append(":")
            .append((getArtifactId() == null) ? "[unknown-artifact-id]" : getArtifactId())
            .append(":")
            .append((getVersion() == null) ? "[unknown-version]" : getVersion())
            .toString();
    }

    /**

class and nested interface has its own separate page. Each of these pages has three sections consisting of a class/interface description, summary tables, and detailed member descriptions: Class inheritance diagram Direct Subclasses All Known Subinterfaces All Known Implementing Classes Class/interface declaration Class/interface description Nested Class Summary Field Summary Constructor Summary Method Summary Field Detail Constructor Detail Method Detail Each summary entry contains the first sentence...