```JSON
{"item_id":"foo"}
```

## Path parameters with types { #path-parameters-with-types }

You can declare the type of a path parameter in the function, using standard Python type annotations:

{* ../../docs_src/path_params/tutorial002.py hl[7] *}

In this case, `item_id` is declared to be an `int`.

/// check

    //                                                                  ==================
    /**
     * The supplier of user type.
     */
    @FunctionalInterface
    public interface UserTypeSupplier {
        /**
         * Supply the user type.
         * @return The user type.
         */
        OptionalThing<String> supply();
    }

    /**
     * The supplier of user bean.
     */

 */
public abstract class TypeParameter<T> extends TypeCapture<T> {

  final TypeVariable<?> typeVariable;

  protected TypeParameter() {
    Type type = capture();
    checkArgument(type instanceof TypeVariable, "%s should be a type variable.", type);
    this.typeVariable = (TypeVariable<?>) type;
  }

  @Override
  public final int hashCode() {
    return typeVariable.hashCode();
  }

  @Override

/** Artifact Filter which filters on artifact type */
@Deprecated
public class TypeArtifactFilter implements ArtifactFilter {
    private String type = "jar";

    public TypeArtifactFilter(String type) {
        this.type = type;
    }

    @Override
    public boolean include(Artifact artifact) {
        return type.equals(artifact.getType());
    }

    @Override

    override fun settings(
      clearPrevious: Boolean,
      settings: Settings,
    ) {
      check(type == -1)
      this.type = Http2.TYPE_SETTINGS
      this.clearPrevious = clearPrevious
      this.settings = settings
    }

    override fun ackSettings() {
      check(type == -1)
      this.type = Http2.TYPE_SETTINGS
      this.ack = true
    }

    override fun headers(
      inFinished: Boolean,

          "createdAt" : {
            "type" : "date",
            "format" : "date_optional_time"
          },
          "docId" : {
            "type" : "keyword"
          },
          "queryId" : {
            "type" : "keyword"
          },
          "url" : {
            "type" : "keyword"
          },
          "userInfoId" : {
            "type" : "keyword"
          }
        }
      }
    },

)

// EndpointType - enum for endpoint type.
type EndpointType int

const (
	// PathEndpointType - path style endpoint type enum.
	PathEndpointType EndpointType = iota + 1

	// URLEndpointType - URL style endpoint type enum.
	URLEndpointType
)

// ProxyEndpoint - endpoint used for proxy redirects
// See proxyRequest() for details.
type ProxyEndpoint struct {
	Endpoint
	Transport http.RoundTripper

     * @param model the model, must not be {@code null}
     * @param type the type
     * @param logger the logger, must not be {@code null}
     */
    protected DefaultToolchain(ToolchainModel model, String type, Logger logger) {
        this(model, logger);
        this.type = type;
    }

    @Override
    public final String getType() {
        return type != null ? type : model.getType();
    }

    @Override

        for (JavaPathType type : JavaPathType.values()) {
            if (location.equals(type.location)) {
                return Optional.of(type);
            }
        }
        return Optional.empty();
    }

    /**
     * Returns the name of the tool option for this path. For example, if this path type
     * is {@link #MODULES}, then this method returns {@code "--module-path"}. The option

        "mapping": {
          "type": "keyword"
        },
        "match": "*",
        "match_mapping_type": "string"
      }
    }
  ],
  "properties": {
    "settingsType": {
      "type": "keyword"
    },
    "fieldName": {
      "type": "keyword"
    },
    "readingAnalyzer": {
      "type": "keyword"
    },
    "readingTermAnalyzer": {
      "type": "keyword"
    },