Checks for consecutive empty lines (default is 1). Also have options to check empty line separators after package, single-line and multi-line comments and class/interface/abstract declarations.

Configuration

{
    "type": "EmptyLines",
    "props": {
        "requireEmptyLineAfterInterface": true,
        "requireEmptyLineAfterAbstract": true,
        "allowEmptyLineAfterSingleLineComment": true,
        "requireEmptyLineAfterClass": true,
        "allowEmptyLineAfterMultiLineComment": true,
        "max": 1,
        "severity": "INFO"
    }
}