SingleValueExtractor

java.lang.Object

org.glassfish.jersey.server.internal.inject.AbstractParamValueExtractor<T>

org.glassfish.jersey.server.internal.inject.SingleValueExtractor<T>

Type Parameters:: T - extracted Java type.

All Implemented Interfaces:: MultivaluedParameterExtractor<T>

final class SingleValueExtractor<T> extends AbstractParamValueExtractor<T> implements MultivaluedParameterExtractor<T>

Extract value of the parameter using a single parameter value and the underlying param converter.

Constructor Summary

Constructors

Constructor

Description

SingleValueExtractor(javax.ws.rs.ext.ParamConverter<T> converter, String parameterName, String defaultStringValue)

Create new single value extractor.
Method Summary

Modifier and Type

Method

Description

T

extract(javax.ws.rs.core.MultivaluedMap<String,String> parameters)

Extract the map entry identified by a name (and using the configured default value) from the supplied multivalued map.

Methods inherited from class AbstractParamValueExtractor
defaultValue, fromString, getDefaultValueString, getName, isDefaultValueRegistered

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

Methods inherited from interface MultivaluedParameterExtractor
getDefaultValueString, getName

Constructor Details
- SingleValueExtractor
  
  public SingleValueExtractor(javax.ws.rs.ext.ParamConverter<T> converter, String parameterName, String defaultStringValue)
  
  Create new single value extractor.
  
  Parameters:
  
  converter - string value reader.
  
  parameterName - string parameter name.
  
  defaultStringValue - default string value.
Method Details
- extract
  
  public T extract(javax.ws.rs.core.MultivaluedMap<String,String> parameters)
  
  Extract the map entry identified by a name (and using the configured default value) from the supplied multivalued map.
  This implementation extracts the value of the parameter applying the underlying param converter to the first value found in the list of potential multiple parameter values. Any other values in the multi-value list will be ignored.
  
  Specified by:
  
  extract in interface MultivaluedParameterExtractor<T>
  
  Parameters:
  
  parameters - map of parameters.
  
  Returns:
  
  extracted single parameter value.