checkstyle.json

{
  "defaultSeverity": "INFO",
  "checks": [
    {
      "type": "EmptyLines",
      "props": {
        "requireEmptyLineAfterClass": false,
        "requireEmptyLineAfterInterface": false,
        "requireEmptyLineAfterAbstract": false,
        "max": 1
      }
    },
    {
      "type": "UnusedImport",
      "props": {
        "severity": "WARNING"
      }
    },
    {
      "type": "StringLiteral",
      "props": {
        "policy": "onlySingle",
        "allowException": true,
        "severity": "INFO"
      }
    },
    {
      "type": "LeftCurly",
      "props": {
        "severity": "WARNING",
        "option": "eol",
        "ignoreEmptySingleline": true,
        "tokens": [
            "CLASS_DEF",
            "ENUM_DEF",
            "ABSTRACT_DEF",
            "TYPEDEF_DEF",
            "INTERFACE_DEF",
            "FUNCTION",
            "FOR",
            "IF",
            "WHILE",
            "SWITCH",
            "TRY",
            "CATCH",
            "ARRAY_COMPREHENSION"
        ]
      }
    },
    {
      "type": "MultipleVariableDeclarations",
      "props": {
        "severity": "WARNING"
      }
    },
    {
      "type": "SimplifyBooleanReturn",
      "props": {
        "severity": "WARNING"
      }
    },
    {
      "type": "UnusedLocalVar"
    },
    {
      "type": "Spacing",
      "props": {
        "severity": "INFO",
        "spaceIfCondition": "should",
        "spaceForLoop": "should",
        "spaceWhileLoop": "should",
        "spaceSwitchCase": "should",
        "spaceCatch": "should",
        "spaceAroundBinop": true,
        "noSpaceAroundUnop": true,
        "ignoreRangeOperator": true
      }
    },
    {
      "type": "TrailingWhitespace",
      "props": {
        "severity": "INFO"
      }
    },
    {
      "type": "RedundantModifier",
      "props": {
        "enforcePublicPrivate": false,
        "enforcePublic": false,
        "enforcePrivate": false,
        "severity": "INFO"
      }
    },
    {
      "type": "Final",
      "props": {
        "severity": "INFO"
      }
    },
    {
      "type": "LineLength",
      "props": {
        "severity": "ERROR",
        "max": 120
      }
    },
    {
      "type": "NeedBraces",
      "props": {
        "allowSingleLineStatement": true,
        "tokens": [
          "FOR",
          "IF",
          "ELSE_IF",
          "WHILE",
          "DO_WHILE"
        ],
        "severity": "INFO"
      }
    }
  ]
}