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package com.sun.jersey.api.client;
import com.sun.jersey.client.impl.ClientRequestImpl;
import javax.ws.rs.core.MultivaluedMap;
import javax.ws.rs.ext.RuntimeDelegate;
import javax.ws.rs.ext.RuntimeDelegate.HeaderDelegate;
import java.net.URI;
import java.util.Map;
/**
* A client (out-bound) HTTP request.
*
* Instances may be created by using the static method {@link #create} and
* methods on {@link ClientRequest.Builder}.
*
* @author [email protected]
*/
public abstract class ClientRequest {
/**
* Get the mutable property bag.
*
* @return the property bag.
*/
public abstract Map getProperties();
/**
* Sets properties (replaces everything previously set).
*/
public abstract void setProperties(Map properties);
/**
* Get a feature that is boolean property of the property bag.
*
* @param name the name of the feature;
* @return true if the feature value is present and is an instance of
* Boolean and that value is true, otherwise false.
*/
public boolean getPropertyAsFeature(String name) {
return getPropertyAsFeature(name, false);
}
/**
* Get a feature that is boolean property of the property bag.
*
* @param name the name of the feature;
* @param defaultValue the default boolean value if the property is absent.
* @return true if the feature value is present and is an instance of
* Boolean and that value is true, otherwise the
* defaultValue.
*/
public boolean getPropertyAsFeature(String name, boolean defaultValue) {
Boolean v = (Boolean)getProperties().get(name);
return (v != null) ? v : defaultValue;
}
/**
* Get the URI of the request. The URI shall contain sufficient
* components to correctly dispatch a request
*
* @return the URI of the request.
*/
public abstract URI getURI();
/**
* Set the URI of the request. The URI shall contain sufficient
* components to correctly dispatch a request
*
* @param uri the URI of the request.
*/
public abstract void setURI(URI uri);
/**
* Get the HTTP method of the request.
*
* @return the HTTP method.
*/
public abstract String getMethod();
/**
* Set the HTTP method of the request.
*
* @param method the HTTP method.
*/
public abstract void setMethod(String method);
/**
* Get the entity of the request.
*
* @return the entity of the request.
*/
public abstract Object getEntity();
/**
* Set the entity of the request.
*
* Any Java type instance for a request entity, that is supported by the client
* configuration of the client, can be passed. If generic information is
* required then an instance of {@link javax.ws.rs.core.GenericEntity} may
* be used.
*
* @param entity the entity of the request.
*/
public abstract void setEntity(Object entity);
/**
* Get the HTTP headers of the request.
*
* @return the HTTP headers of the request.
*/
@Deprecated
public abstract MultivaluedMap getMetadata();
/**
* Get the HTTP headers of the request.
*
* @return the HTTP headers of the request.
*/
public abstract MultivaluedMap getHeaders();
/**
* Get the client request adapter.
*
* @return the client request adapter.
*/
public abstract ClientRequestAdapter getAdapter();
/**
* Set the client request adapter.
*
* If an existing adapter is set then usually this adapter wrapped in the
* new adapter to be set such that the current adaption behaviour is
* retained and augmented with the new adpation behaviour.
*
* @param adapter the client request adapter.
*/
public abstract void setAdapter(ClientRequestAdapter adapter);
/**
* Clone the request.
*
* @return the cloned request.
*/
@Override
public abstract ClientRequest clone();
/**
* Create a builder for building a new {@link ClientRequest} instance.
*
* @return the builder.
*/
public static final ClientRequest.Builder create() {
return new Builder();
}
/**
* The builder for building a {@link ClientRequest} instance.
*/
public static final class Builder extends PartialRequestBuilder {
/**
* Build the {@link ClientRequest} instance.
*
* @param uri the URI of the request.
* @param method the HTTP method.
* @return the client request.
*/
public ClientRequest build(URI uri, String method) {
ClientRequest ro = new ClientRequestImpl(uri, method, entity, metadata);
entity = null;
metadata = null;
return ro;
}
}
private static final RuntimeDelegate rd = RuntimeDelegate.getInstance();
/**
* Convert a header value, represented as a general object, to the
* string value.
*
* This method defers to {@link RuntimeDelegate#createHeaderDelegate} to
* obtain a {@link HeaderDelegate} to convert the value to a string. If
* a {@link HeaderDelegate} is not found then the toString
* is utilized.
*
* @param headerValue the header value as an object
* @return the string value
*/
public static String getHeaderValue(Object headerValue) {
HeaderDelegate hp = rd.createHeaderDelegate(headerValue.getClass());
return (hp != null) ? hp.toString(headerValue) : headerValue.toString();
}
}