AbstractQueryParameterValidatorImpl (xs2a-impl 9.1 API)

java.lang.Object
- de.adorsys.psd2.xs2a.web.validator.query.AbstractQueryParameterValidatorImpl

All Implemented Interfaces:

QueryParameterValidator

Direct Known Subclasses:

BookingStatusQueryParameterParamsValidatorImpl, DateFromQueryParameterParamsValidatorImpl
```
public abstract class AbstractQueryParameterValidatorImpl
extends Object
implements QueryParameterValidator
```
Common validator implementation for verifying query parameters in the request

Field Summary

Fields
Modifier and Type Field Description

protected ErrorBuildingService errorBuildingService

Constructor Summary

Constructors
Constructor Description

AbstractQueryParameterValidatorImpl()

Method Summary

All Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method	Description
`protected abstract String`	`getQueryParameterName()`	Returns the name of the query parameter
`protected String`	`getQueryParameterValue(Map<String,List<String>> queryParameterMap)`	Returns the first value of the query parameter via name from `getQueryParameterName()`
`protected ValidationResult`	`validateMandatoryParameterPresence(Map<String,List<String>> queryParameterMap)`	Validates the presence of mandatory query parameter by checking whether: the parameter is present in the request the parameter's value is contained only once in the request the parameter's value is not blank

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface de.adorsys.psd2.xs2a.web.validator.query.QueryParameterValidator
validate

- Field Detail
  - errorBuildingService
```
protected final ErrorBuildingService errorBuildingService
```
- Constructor Detail
  - AbstractQueryParameterValidatorImpl
```
public AbstractQueryParameterValidatorImpl()
```
- Method Detail
  - validateMandatoryParameterPresence
```
protected ValidationResult validateMandatoryParameterPresence(Map<String,List<String>> queryParameterMap)
```
    Validates the presence of mandatory query parameter by checking whether:
    
    the parameter is present in the request
    
    the parameter's value is contained only once in the request
    
    the parameter's value is not blank
    Parameters:
    
    queryParameterMap - query parameter map, with parameter names acting as keys
    
    Returns:
    
    valid result if the parameter is present only once and doesn't have blank value, validation error otherwise
  - getQueryParameterName
```
protected abstract String getQueryParameterName()
```
    Returns the name of the query parameter
    
    Returns:
    
    query parameter name
  - getQueryParameterValue
```
protected String getQueryParameterValue(Map<String,List<String>> queryParameterMap)
```
    Returns the first value of the query parameter via name from getQueryParameterName()
    
    Parameters:
    
    queryParameterMap - query parameters from the request
    
    Returns:
    
    value of the first query parameter if it was found, null otherwise