com.qwazr.crawler.web.client.WebCrawlerSingleClient.java Source code

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Here is the source code for com.qwazr.crawler.web.client.WebCrawlerSingleClient.java

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/**
 * Copyright 2014-2016 Emmanuel Keller / QWAZR
 * <p>
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 **/
package com.qwazr.crawler.web.client;

import com.fasterxml.jackson.core.type.TypeReference;
import com.qwazr.crawler.web.service.WebCrawlDefinition;
import com.qwazr.crawler.web.service.WebCrawlStatus;
import com.qwazr.crawler.web.service.WebCrawlerServiceInterface;
import com.qwazr.utils.http.HttpResponseEntityException;
import com.qwazr.utils.http.HttpUtils;
import com.qwazr.utils.json.client.JsonClientAbstract;
import org.apache.http.HttpResponse;
import org.apache.http.client.fluent.Request;

import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.Response.Status;
import java.io.IOException;
import java.net.URISyntaxException;
import java.util.TreeMap;

public class WebCrawlerSingleClient extends JsonClientAbstract implements WebCrawlerServiceInterface {

    public WebCrawlerSingleClient(String url, Integer msTimeOut) throws URISyntaxException {
        super(url, msTimeOut);
    }

    public final static TypeReference<TreeMap<String, WebCrawlStatus>> TreeMapStringCrawlTypeRef = new TypeReference<TreeMap<String, WebCrawlStatus>>() {
    };

    @Override
    public TreeMap<String, WebCrawlStatus> getSessions(Boolean local, String group, Integer msTimeout) {
        UBuilder uriBuilder = new UBuilder("/crawler/web/sessions").setParameters(local, group, msTimeout);
        Request request = Request.Get(uriBuilder.build());
        return commonServiceRequest(request, null, null, TreeMapStringCrawlTypeRef, 200);
    }

    @Override
    public WebCrawlStatus getSession(String session_name, Boolean local, String group, Integer msTimeout) {
        UBuilder uriBuilder = new UBuilder("/crawler/web/sessions/", session_name).setParameters(local, group,
                msTimeout);
        Request request = Request.Get(uriBuilder.build());
        return commonServiceRequest(request, null, null, WebCrawlStatus.class, 200);
    }

    @Override
    public Response abortSession(String session_name, String reason, Boolean local, String group,
            Integer msTimeout) {
        try {
            UBuilder uriBuilder = new UBuilder("/crawler/web/sessions/", session_name)
                    .setParameters(local, group, msTimeout).setParameterObject("reason", reason);
            Request request = Request.Delete(uriBuilder.build());
            HttpResponse response = execute(request, null, null);
            HttpUtils.checkStatusCodes(response, 200, 202);
            return Response.status(response.getStatusLine().getStatusCode()).build();
        } catch (HttpResponseEntityException e) {
            throw e.getWebApplicationException();
        } catch (IOException e) {
            throw new WebApplicationException(e.getMessage(), e, Status.INTERNAL_SERVER_ERROR);
        }
    }

    @Override
    public WebCrawlStatus runSession(String session_name, WebCrawlDefinition crawlDefinition) {
        UBuilder uriBuilder = new UBuilder("/crawler/web/sessions/", session_name);
        Request request = Request.Post(uriBuilder.build());
        return commonServiceRequest(request, crawlDefinition, null, WebCrawlStatus.class, 200, 202);
    }

    @Override
    public WebCrawlStatus runSession(String session_name, String jsonCrawlDefinition) throws IOException {
        return runSession(session_name, WebCrawlDefinition.newInstance(jsonCrawlDefinition));
    }

}