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package org.apache.juneau.rest.client.remote;

import static org.apache.juneau.internal.ClassUtils.*;

import org.apache.juneau.http.annotation.*;
import org.apache.juneau.httppart.*;
import org.apache.juneau.httppart.bean.*;

/**
 * Represents the metadata about an {@link Request}-annotated argument of a method on a REST proxy class.
 *
 * <ul class='seealso'>
 * 	<li class='link'>{@doc juneau-rest-client.RestProxies}
 * </ul>
 */
public final class RemoteMethodBeanArg {

	private final int index;
	private final RequestBeanMeta meta;
	private final HttpPartSerializer serializer;

	RemoteMethodBeanArg(int index, Class<? extends HttpPartSerializer> serializer, RequestBeanMeta meta) {
		this.index = index;
		this.serializer = castOrCreate(HttpPartSerializer.class, serializer);
		this.meta = meta;
	}

	/**
	 * Returns the index of the parameter in the method that is a request bean.
	 *
	 * @return The index of the parameter in the method that is a request bean.
	 */
	public int getIndex() {
		return index;
	}

	/**
	 * Returns the serializer to use for serializing parts on the request bean.
	 *
	 * @return The serializer to use for serializing parts on the request bean, or <jk>null</jk> if not defined.
	 */
	public HttpPartSerializer getSerializer() {
		return serializer;
	}

	/**
	 * Returns metadata on the request bean.
	 *
	 * @return Metadata about the bean.
	 */
	public RequestBeanMeta getMeta() {
		return meta;
	}
}
