HOPSWORKS-526

[o-alex]

Make sure there is no duplicate PR for this issue

• Please check if the PR meets the following requirements

• Adds tests for the submitted changes (for bug fixes & features)
• Passes the tests
• HOPSWORKS JIRA issue has been opened for this PR
• All commits have been squashed down to a single commit

• Post a link to the associated JIRA issue
  https://hopshadoop.atlassian.net/browse/HOPSWORKS-526

• What kind of change does this PR introduce? (Bug fix, feature, docs update, ...)
  code bug fix

• What is the new behavior (if this is a feature change)?
  fixes for lambda indentation/checkstyle

• Does this PR introduce a breaking change? (What changes might users need to make in their application due to this PR?)

• Other information:
  Lambda indentation/checkstyle issues should be fixed in checkstyle 6.17
  Indentation properties not applied properly to lambdas checkstyle/checkstyle#281

[tkakantousis]

@o-alex thanks for that, can you also add this file with a name code_formatting.xml in your PR under tools/intellij (create the latter)?

<code_scheme name="Hops" version="173">
  <option name="OTHER_INDENT_OPTIONS">
    <value>
      <option name="INDENT_SIZE" value="2" />
      <option name="CONTINUATION_INDENT_SIZE" value="4" />
      <option name="TAB_SIZE" value="2" />
    </value>
  </option>
  <option name="CLASS_COUNT_TO_USE_IMPORT_ON_DEMAND" value="99999999" />
  <option name="NAMES_COUNT_TO_USE_IMPORT_ON_DEMAND" value="99999999" />
  <option name="PACKAGES_TO_USE_IMPORT_ON_DEMAND">
    <value />
  </option>
  <option name="WRAP_WHEN_TYPING_REACHES_RIGHT_MARGIN" value="true" />
  <option name="JD_KEEP_INVALID_TAGS" value="false" />
  <option name="JD_PRESERVE_LINE_FEEDS" value="true" />
  <option name="JD_PARAM_DESCRIPTION_ON_NEW_LINE" value="true" />
  <option name="WRAP_COMMENTS" value="true" />
  <AndroidXmlCodeStyleSettings>
    <option name="USE_CUSTOM_SETTINGS" value="true" />
  </AndroidXmlCodeStyleSettings>
  <DBN-PSQL>
    <case-options enabled="false">
      <option name="KEYWORD_CASE" value="lower" />
      <option name="FUNCTION_CASE" value="lower" />
      <option name="PARAMETER_CASE" value="lower" />
      <option name="DATATYPE_CASE" value="lower" />
      <option name="OBJECT_CASE" value="preserve" />
    </case-options>
    <formatting-settings enabled="false" />
  </DBN-PSQL>
  <DBN-SQL>
    <case-options enabled="false">
      <option name="KEYWORD_CASE" value="lower" />
      <option name="FUNCTION_CASE" value="lower" />
      <option name="PARAMETER_CASE" value="lower" />
      <option name="DATATYPE_CASE" value="lower" />
      <option name="OBJECT_CASE" value="preserve" />
    </case-options>
    <formatting-settings enabled="false">
      <option name="STATEMENT_SPACING" value="one_line" />
      <option name="CLAUSE_CHOP_DOWN" value="chop_down_if_statement_long" />
      <option name="ITERATION_ELEMENTS_WRAPPING" value="chop_down_if_not_single" />
    </formatting-settings>
  </DBN-SQL>
  <JavaCodeStyleSettings>
    <option name="ANNOTATION_PARAMETER_WRAP" value="1" />
    <option name="CLASS_COUNT_TO_USE_IMPORT_ON_DEMAND" value="99999999" />
    <option name="NAMES_COUNT_TO_USE_IMPORT_ON_DEMAND" value="99999999" />
    <option name="PACKAGES_TO_USE_IMPORT_ON_DEMAND">
      <value />
    </option>
    <option name="JD_KEEP_INVALID_TAGS" value="false" />
    <option name="JD_PRESERVE_LINE_FEEDS" value="true" />
    <option name="JD_PARAM_DESCRIPTION_ON_NEW_LINE" value="true" />
  </JavaCodeStyleSettings>
  <XML>
    <option name="XML_LEGACY_SETTINGS_IMPORTED" value="true" />
  </XML>
  <codeStyleSettings language="JAVA">
    <option name="KEEP_FIRST_COLUMN_COMMENT" value="false" />
    <option name="ALIGN_MULTILINE_PARAMETERS" value="false" />
    <option name="CALL_PARAMETERS_WRAP" value="1" />
    <option name="METHOD_PARAMETERS_WRAP" value="1" />
    <option name="RESOURCE_LIST_WRAP" value="1" />
    <option name="EXTENDS_LIST_WRAP" value="1" />
    <option name="THROWS_LIST_WRAP" value="1" />
    <option name="EXTENDS_KEYWORD_WRAP" value="1" />
    <option name="THROWS_KEYWORD_WRAP" value="1" />
    <option name="METHOD_CALL_CHAIN_WRAP" value="1" />
    <option name="BINARY_OPERATION_WRAP" value="1" />
    <option name="TERNARY_OPERATION_WRAP" value="1" />
    <option name="FOR_STATEMENT_WRAP" value="1" />
    <option name="ARRAY_INITIALIZER_WRAP" value="1" />
    <option name="ASSIGNMENT_WRAP" value="1" />
    <option name="WRAP_COMMENTS" value="true" />
    <option name="IF_BRACE_FORCE" value="3" />
    <option name="DOWHILE_BRACE_FORCE" value="3" />
    <option name="WHILE_BRACE_FORCE" value="3" />
    <option name="FOR_BRACE_FORCE" value="3" />
    <option name="PARAMETER_ANNOTATION_WRAP" value="2" />
    <option name="VARIABLE_ANNOTATION_WRAP" value="2" />
    <option name="ENUM_CONSTANTS_WRAP" value="2" />
    <indentOptions>
      <option name="INDENT_SIZE" value="2" />
      <option name="CONTINUATION_INDENT_SIZE" value="2" />
      <option name="TAB_SIZE" value="2" />
      <option name="KEEP_INDENTS_ON_EMPTY_LINES" value="true" />
    </indentOptions>
  </codeStyleSettings>
  <codeStyleSettings language="XML">
    <indentOptions>
      <option name="INDENT_SIZE" value="2" />
      <option name="CONTINUATION_INDENT_SIZE" value="4" />
      <option name="TAB_SIZE" value="2" />
    </indentOptions>
  </codeStyleSettings>
</code_scheme>