…m value to String[]

- use casting to retrieve values from ExecParamRepository
- adapt ExecParamRepository interface to said change
- finalize variables

- remove non working type casting in JsonExecParamParser parsing method to enable use of String[]
- rework getValue and getExecParamValue methods of class ExecParam to return a string
- adapt tests and interface to said change

- remove extra brackets
- rework tests

… options (except --exclude)

- implement method to check the validity of an option:
  - checks if the option is already defined
  - checks if the option can have multiple values
- use class constants to initialize availableOptions in ApacheExecParamParser instead of hard coding the values
- modify logic to retrieve HELP_KEY or PROTO_KEY value from ExecParamValue: old logic retrieved a wrong value for said keys
- remove blank lines

…f string reading

- adapt tests to last changes: number of methods getLongOpt/getValues calls, and return value of method getExecParamValue on HELP_KEY

… validate

- implement use case determining the list of files to validate (CSV+GTFS)
- rework tests related to said use case
- make use case declarations in config

- initialize lists representing of files:
  - present in the GTFS archive (required + optional) (a)
  - to exclude from validation  (b)
  - to process (a)-(b)

…tring[]

- adapt ExecParamTest to said change
- adapt InMemoryExecParamRepository to said change
- change default value for "exclude" option in default-execution-parameters.json
- adapt ApacheExecParamParser to handle multiple arguments for same option
  - adapt test to said change
- adapt JsonExecParamParser to handle multiple arguments for same option

- rework GTFS schema
- comment tests

- implement new class GtfsSchemaTree to deserialize gtfs schema.json
  - write tests to verify class methods
- implement new class GtfsNode to represent nodes of GtfsSchemaTree
  - write tests to verify class methods
- add jackson annotation to handle reference inside gtfs schema.json
- split string on different regex: string should not contain space char
- adapt GenerateExclusionFilenameList use case to handle GtfsSchemaTree structure

…ructure

- use references inside .json for future parsing

… getGtfsDependencySchema method from InMemoryGtfsSpec

- remove unused default class constructor
- removed unused setters

- adapt code to new definition of commands/options: remove unnecessary method checkExistingOptions

… Use .removeAll method of List interface

- Rework return type of usecases

- write test to verify that exception is thrown

…ser input

…ge and test code

- add javadoc to tests
- modify information logging
  - adapt tests

…ge and test code

- add javadoc to tests
- modify information logging
  - adapt tests

… org.mobilitydata.gtfsvalidator.domain.entity.relationship_descriptor