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com.sangupta.jerry.http.service.impl.DefaultHttpServiceImpl Maven / Gradle / Ivy
/**
*
* jerry-http - Common Java Functionality
* Copyright (c) 2012-2016, Sandeep Gupta
*
* http://sangupta.com/projects/jerry-http
*
* 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
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* 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.sangupta.jerry.http.service.impl;
import java.io.File;
import java.io.IOException;
import java.util.Map;
import org.apache.http.client.HttpClient;
import org.apache.http.client.config.CookieSpecs;
import org.apache.http.entity.ContentType;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.sangupta.jerry.constants.HttpMimeType;
import com.sangupta.jerry.http.WebRequest;
import com.sangupta.jerry.http.WebRequestMethod;
import com.sangupta.jerry.http.WebResponse;
import com.sangupta.jerry.http.helper.HttpHelper;
import com.sangupta.jerry.http.service.HttpService;
import com.sangupta.jerry.util.DateUtils;
import com.sangupta.jerry.util.GsonUtils;
import com.sangupta.jerry.util.XStreamUtils;
/**
* Default implementation of {@link HttpService} that uses Apache {@link HttpClient}
* to make HTTP calls.
*
* @author sangupta
*
* @since 2.0.0
*
*/
public class DefaultHttpServiceImpl implements HttpService {
/**
* My logger instance
*/
private static final Logger LOGGER = LoggerFactory.getLogger(DefaultHttpServiceImpl.class);
/**
* Value to be used for connection timeout
*/
private volatile int connectionTimeout = (int) DateUtils.ONE_MINUTE;
/**
* Value to be used for socket timeout
*/
private volatile int socketTimeout = (int) DateUtils.ONE_MINUTE;
/**
* The cookie policy to use
*/
private volatile String cookiePolicy = CookieSpecs.DEFAULT;
/**
* Whether to follow redirects or not
*/
private volatile boolean followRedirects = true;
@Override
public String getTextResponse(String url) {
try {
return this.getWebRequest(WebRequestMethod.GET, url).execute().webResponse().getContent();
} catch(IOException e) {
LOGGER.debug("Unable to fetch repsonse from url: {}", url, e);
}
return null;
}
@Override
public WebResponse getResponse(String url) {
try {
return this.getWebRequest(WebRequestMethod.GET, url).execute().webResponse();
} catch(Exception e) {
LOGGER.debug("Unable to fetch repsonse from url: {}", url, e);
}
return null;
}
@Override
public Map getResponseHeaders(String url) {
try {
return this.getWebRequest(WebRequestMethod.HEAD, url).execute().webResponse().getHeaders();
} catch(IOException e) {
LOGGER.debug("Unable to fetch response headers from url: {}", url, e);
}
return null;
}
@Override
public WebResponse doHEAD(String url) {
try {
return this.getWebRequest(WebRequestMethod.HEAD, url).execute().webResponse();
} catch(IOException e) {
LOGGER.debug("Unable to fetch response headers from url: {}", url, e);
}
return null;
}
@Override
public WebResponse doGET(String url) {
try {
return this.getWebRequest(WebRequestMethod.GET, url).execute().webResponse();
} catch(IOException e) {
LOGGER.debug("Unable to fetch response headers from url: {}", url, e);
}
return null;
}
@Override
public WebResponse doPOST(String url, String requestBody, String mimeType) {
try {
WebRequest request = this.getWebRequest(WebRequestMethod.POST, url);
request.bodyString(requestBody, ContentType.create(mimeType));
return request.execute().webResponse();
} catch(IOException e) {
LOGGER.debug("Unable to fetch repsonse from url: {}", url, e);
}
return null;
}
@Override
public WebResponse doPUT(String url, String requestBody, String mimeType) {
try {
WebRequest request = this.getWebRequest(WebRequestMethod.PUT, url);
request.bodyString(requestBody, ContentType.create(mimeType));
return request.execute().webResponse();
} catch(IOException e) {
LOGGER.debug("Unable to fetch repsonse from url: {}", url, e);
}
return null;
}
@Override
public WebResponse doPATCH(String url, String requestBody, String mimeType) {
try {
WebRequest request = this.getWebRequest(WebRequestMethod.PATCH, url);
request.bodyString(requestBody, ContentType.create(mimeType));
return request.execute().webResponse();
} catch(IOException e) {
LOGGER.debug("Unable to fetch repsonse from url: {}", url, e);
}
return null;
}
@Override
public WebResponse doDELETE(String url) {
try {
return this.getWebRequest(WebRequestMethod.DELETE, url).execute().webResponse();
} catch(IOException e) {
LOGGER.debug("Unable to fetch response headers from url: {}", url, e);
}
return null;
}
@Override
public WebResponse doOPTIONS(String url) {
try {
return this.getWebRequest(WebRequestMethod.OPTIONS, url).execute().webResponse();
} catch(IOException e) {
LOGGER.debug("Unable to fetch response headers from url: {}", url, e);
}
return null;
}
@Override
public WebResponse doTRACE(String url) {
try {
return this.getWebRequest(WebRequestMethod.TRACE, url).execute().webResponse();
} catch(IOException e) {
LOGGER.debug("Unable to fetch response headers from url: {}", url, e);
}
return null;
}
@Override
public WebResponse postXML(String url, Object object) {
try {
WebRequest request = this.getWebRequest(WebRequestMethod.POST, url);
String requestBody = XStreamUtils.getXStream(object.getClass()).toXML(object);
request.bodyString(requestBody, ContentType.create(HttpMimeType.XML));
return request.execute().webResponse();
} catch(IOException e) {
LOGGER.debug("Unable to fetch repsonse from url: {}", url, e);
}
return null;
}
@Override
public WebResponse postJSON(String url, Object object) {
try {
WebRequest request = this.getWebRequest(WebRequestMethod.POST, url);
String requestBody = GsonUtils.getGson().toJson(object);
request.bodyString(requestBody, ContentType.create(HttpMimeType.JSON));
return request.execute().webResponse();
} catch(IOException e) {
LOGGER.debug("Unable to fetch repsonse from url: {}", url, e);
}
return null;
}
@Override
public WebResponse executeSilently(WebRequest request) {
if(request == null) {
throw new IllegalArgumentException("Webrequest to be executed cannot be null");
}
request.connectTimeout(connectionTimeout).socketTimeout(socketTimeout).cookiePolicy(cookiePolicy);
if(this.followRedirects) {
request.followRedirects();
}
return this.plainExecuteSilently(request);
}
@Override
public WebResponse plainExecuteSilently(WebRequest request) {
if(request == null) {
throw new IllegalArgumentException("Webrequest to be executed cannot be null");
}
try {
return request.execute().webResponse();
} catch(Exception e) {
LOGGER.debug("Unable to fetch repsonse from url: {}", request.getURI().toString(), e);
}
return null;
}
@Override
public WebRequest getWebRequest(WebRequestMethod method, String uri) {
WebRequest request = HttpHelper.getWebRequest(method, uri);
request.connectTimeout(connectionTimeout).socketTimeout(socketTimeout).cookiePolicy(cookiePolicy);
if(this.followRedirects) {
request.followRedirects();
}
return request;
}
@Override
public void setConnectionTimeout(int millis) {
this.connectionTimeout = millis;
}
@Override
public void setSocketTimeout(int millis) {
this.socketTimeout = millis;
}
@Override
public File downloadToTempFile(String url) throws IOException {
return HttpHelper.downloadToTempFile(url, this);
}
@Override
public boolean downloadToFile(String url, File fileToDownloadIn) throws IOException {
return HttpHelper.downloadToFile(url, fileToDownloadIn, this);
}
}
