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 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * http://glassfish.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
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package com.sun.jersey.api.client;

import com.sun.jersey.api.client.async.AsyncClientHandler;
import com.sun.jersey.api.client.async.FutureListener;
import com.sun.jersey.api.client.filter.Filterable;
import com.sun.jersey.client.impl.ClientRequestImpl;

import javax.ws.rs.core.Cookie;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.MultivaluedMap;
import javax.ws.rs.core.UriBuilder;
import java.net.URI;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.concurrent.Callable;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Future;
import java.util.concurrent.FutureTask;
import java.util.logging.Level;
import java.util.logging.Logger;

public class AsyncViewResource extends Filterable implements
        RequestBuilder,
        AsyncViewUniformInterface,
        AsyncClientHandler {
    private static final Logger LOGGER = Logger.getLogger(AsyncWebResource.class.getName());

    private final Client client;

    private final ExecutorService executorService;

    private final URI u;

    protected AsyncViewResource(Client c, URI u) {
        super((ClientHandler)c);
        this.client = c;
        this.executorService = c.getExecutorService();
        this.u = u;
    }

    protected AsyncViewResource(AsyncViewResource that, UriBuilder ub) {
        super(that);
        this.client = that.client;
        this.executorService = that.executorService;
        this.u = ub.build();
    }

    /**
     * Get the URI to the resource.
     *
     * @return the URI.
     */
    public URI getURI() {
        return u;
    }

    /**
     * Get the URI builder to the resource.
     *
     * @return the URI builder.
     */
    public UriBuilder getUriBuilder() {
        return UriBuilder.fromUri(u);
    }

    /**
     * Get the ClientRequest builder.
     *
     * @return the ClientRequest builder.
     */
    public Builder getRequestBuilder() {
        return new Builder();
    }

    /**
     * @return the URI as a String instance
     */
    @Override
    public String toString() {
        return u.toString();
    }

    /**
     * Returns a hash code for this WebResource.
     * 

* The hash code is the hash code of URI of this * WebResource. * * @return a hash code for this WebResource. */ @Override public int hashCode() { return u.hashCode(); } /** * Compares this resource to the specified object. *

* The result is true if and only if the argument is not null and is a * WebResource object whose URI is equal to the URI of this * WebResource. * * @param obj the object to compare this WebResource against. * @return true if the WebResource are equal; false otherwise. */ @Override public boolean equals(Object obj) { if (this == obj) return true; if (obj instanceof AsyncViewResource) { final AsyncViewResource that = (AsyncViewResource) obj; return that.u.equals(this.u); } return false; } // ViewUniformInterface public Future head(Class c) { return handle(c, new ClientRequestImpl(getURI(), "HEAD")); } public Future head(T t) { return handle(t, new ClientRequestImpl(getURI(), "HEAD")); } public Future options(Class c) { return handle(c, new ClientRequestImpl(getURI(), "OPTIONS")); } public Future options(T t) { return handle(t, new ClientRequestImpl(getURI(), "OPTIONS")); } public Future get(Class c) { return handle(c, new ClientRequestImpl(getURI(), "GET")); } public Future get(T t) { return handle(t, new ClientRequestImpl(getURI(), "GET")); } public Future put(Class c) { return handle(c, new ClientRequestImpl(getURI(), "PUT")); } public Future put(T t) { return handle(t, new ClientRequestImpl(getURI(), "PUT")); } public Future put(Class c, Object requestEntity) { return handle(c, new ClientRequestImpl(getURI(), "PUT", requestEntity)); } public Future put(T t, Object requestEntity) { return handle(t, new ClientRequestImpl(getURI(), "PUT", requestEntity)); } public Future post(Class c) { return handle(c, new ClientRequestImpl(getURI(), "POST")); } public Future post(T t) { return handle(t, new ClientRequestImpl(getURI(), "POST")); } public Future post(Class c, Object requestEntity) { return handle(c, new ClientRequestImpl(getURI(), "POST", requestEntity)); } public Future post(T t, Object requestEntity) { return handle(t, new ClientRequestImpl(getURI(), "POST", requestEntity)); } public Future delete(Class c) { return handle(c, new ClientRequestImpl(getURI(), "DELETE")); } public Future delete(T t) { return handle(t, new ClientRequestImpl(getURI(), "DELETE")); } public Future delete(Class c, Object requestEntity) { return handle(c, new ClientRequestImpl(getURI(), "DELETE", requestEntity)); } public Future delete(T t, Object requestEntity) { return handle(t, new ClientRequestImpl(getURI(), "DELETE", requestEntity)); } public Future method(String method, Class c) { return handle(c, new ClientRequestImpl(getURI(), method)); } public Future method(String method, T t) { return handle(t, new ClientRequestImpl(getURI(), method)); } public Future method(String method, Class c, Object requestEntity) { return handle(c, new ClientRequestImpl(getURI(), method, requestEntity)); } public Future method(String method, T t, Object requestEntity) { return handle(t, new ClientRequestImpl(getURI(), method, requestEntity)); } // RequestBuilder public Builder entity(Object entity) { return getRequestBuilder().entity(entity); } public Builder entity(Object entity, MediaType type) { return getRequestBuilder().entity(entity, type); } public Builder entity(Object entity, String type) { return getRequestBuilder().entity(entity, type); } public Builder type(MediaType type) { return getRequestBuilder().type(type); } public Builder type(String type) { return getRequestBuilder().type(type); } public Builder accept(MediaType... types) { return getRequestBuilder().accept(types); } public Builder accept(String... types) { return getRequestBuilder().accept(types); } public Builder acceptLanguage(Locale... locales) { return getRequestBuilder().acceptLanguage(locales); } public Builder acceptLanguage(String... locales) { return getRequestBuilder().acceptLanguage(locales); } public Builder cookie(Cookie cookie) { return getRequestBuilder().cookie(cookie); } public Builder header(String name, Object value) { return getRequestBuilder().header(name, value); } // URI specific building /** * Create a new WebResource from this web resource with an additional path * added to the URI of this web resource. *

* Any filters on this web resource are inherited. Removal of filters * may cause undefined behaviour. * * @param path the additional path. * * @return the new web resource. */ public AsyncViewResource path(String path) { return new AsyncViewResource(this, getUriBuilder().path(path)); } /** * Create a new WebResource from this web resource. *

* If the URI contains a path component and the path starts with a '/' then * the path of this web resource URI is replaced. Otherwise the path is * appended. *

* If the URI contains query parameters then those query parameters will * replace the query parameters (if any) of this web resource. *

* Any filters on this web resource are inherited. Removal of filters * may cause undefined behaviour. * * @param uri the URI. * @return the new web resource. */ public AsyncViewResource uri(URI uri) { UriBuilder b = getUriBuilder(); String path = uri.getRawPath(); if (path != null && path.length() > 0) { if (path.startsWith("/")) { b.replacePath(path); } else { b.path(path); } } String query = uri.getRawQuery(); if (query != null && query.length() > 0) { b.replaceQuery(query); } return new AsyncViewResource(this, b); } /** * Create a new WebResource from this web resource with an additional * query parameter added to the URI of this web resource. * * @param key the query parameter name * @param value the query parameter value * @return the new web resource. */ public AsyncViewResource queryParam(String key, String value) { UriBuilder b = getUriBuilder(); b.queryParam(key, value); return new AsyncViewResource(this, b); } /** * Create a new WebResource from this web resource with additional * query parameters added to the URI of this web resource. * * @param params the query parameters. * @return the new web resource. */ public AsyncViewResource queryParams(MultivaluedMap params) { UriBuilder b = getUriBuilder(); for (Map.Entry> e : params.entrySet()) { for (String value : e.getValue()) b.queryParam(e.getKey(), value); } return new AsyncViewResource(this, b); } // Builder that builds client request and handles it /** * The builder for building a {@link ClientRequest} instance and * handling the request using the {@link UniformInterface}. The methods * of the {@link UniformInterface} are the build methods of the builder. */ public class Builder extends PartialRequestBuilder implements AsyncViewUniformInterface { private Builder() { } private ClientRequest build(String method) { ClientRequest ro = new ClientRequestImpl(u, method, entity, metadata); entity = null; metadata = null; return ro; } private ClientRequest build(String method, Object e) { ClientRequest ro = new ClientRequestImpl(u, method, e, metadata); entity = null; metadata = null; return ro; } // ViewUniformInterface public Future head(Class c) { return handle(c, build("HEAD")); } public Future head(T t) { return handle(t, build("HEAD")); } public Future options(Class c) { return handle(c, build("OPTIONS")); } public Future options(T t) { return handle(t, build("OPTIONS")); } public Future get(Class c) { return handle(c, build("GET")); } public Future get(T t) { return handle(t, build("GET")); } public Future put(Class c) { return handle(c, build("PUT")); } public Future put(T t) { return handle(t, build("PUT")); } public Future put(Class c, Object requestEntity) { return handle(c, build("PUT", requestEntity)); } public Future put(T t, Object requestEntity) { return handle(t, build("PUT", requestEntity)); } public Future post(Class c) { return handle(c, build("POST")); } public Future post(T t) { return handle(t, build("POST")); } public Future post(Class c, Object requestEntity) { return handle(c, build("POST", requestEntity)); } public Future post(T t, Object requestEntity) { return handle(t, build("POST", requestEntity)); } public Future delete(Class c) { return handle(c, build("DELETE")); } public Future delete(T t) { return handle(t, build("DELETE")); } public Future delete(Class c, Object requestEntity) { return handle(c, build("DELETE", requestEntity)); } public Future delete(T t, Object requestEntity) { return handle(t, build("DELETE", requestEntity)); } public Future method(String method, Class c) { return handle(c, build(method)); } public Future method(String method, T t) { return handle(t, build(method)); } public Future method(String method, Class c, Object requestEntity) { return handle(c, build(method, requestEntity)); } public Future method(String method, T t, Object requestEntity) { return handle(t, build(method, requestEntity)); } } private Future handle(Class c, ClientRequest ro) { return client.getViewProxy(c).asyncView(c, ro, this); } private Future handle(T t, ClientRequest ro) { return client.getViewProxy((Class)t.getClass()).asyncView(t, ro, this); } // AsyncClientHandler public Future handle(final ClientRequest request, final FutureListener l) { Callable c = new Callable() { public Object call() throws Exception { return getHeadHandler().handle(request); } }; FutureTask ft = new FutureTask(c) { @Override protected void done() { try { l.onComplete(this); } catch (Throwable t) { LOGGER.log(Level.SEVERE, "Throwable caught on call to ClientResponseListener.onComplete", t); } } }; executorService.submit(ft); return ft; } }





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