All the while, I am using HttpClient in multithreaded environment. For every threads, when they initiate a connection, they will create a complete new HttpClient instance.
Recently, I discover, by using this ... |
I am using
org.apache.http.impl.client.DefaultHttpClient
to login to websites through java.
How can I get the html source of the webpage after having logged in to a website.
|
I try to talk to a server, by telneting to it, and send the following command through telnet terminal :
POST /%5bvUpJYKw4QvGRMBmhATUxRwv4JrU9aDnwNEuangVyy6OuHxi2YiY=%5dImage? HTTP/1.1
Content-Type: application/x-www-form-urlencoded
Content-Length: 164
[SORT]=0,1,0,10,5,0,KL,0&[FIELD]=33,38,51,58,68,88,78,98,99,101,56,57,69,70,71,72,89,90,91,92,59,60,61,62,79,80,81,82&[LIST]=1155.KL,1295.KL,7191.KL,0097.KL,2267.KL
This works very fine. Now, I wish I ... |
I'm using Apache HttpClient 4.0 for my web crawler. The behavior i found strange is: i'm trying to get page via HTTP GET method and getting response about 404 HTTP error. ... |
I have: ubuntu-9.10-desktop-amd64 + NetBeans6.7.1
- I just downloaded "Commons HttpClient 3.1 (legacy)" from http://hc.apache.org/downloads.cgi .
- I created new application with IDE NetBeans.
- I focused on Projects -> Libraries -> Add JAR/Folder ...
|
I'm using IBM's build of Java with HttpClient and having little success. Whenever I use the HttpClient object's executeMethod(), I get a NoSuchAlgorithmException.
Dec 22, 2009 2:59:58 PM com.ibm.rcp.security.ssl.PlatformSSLProtocolSocketFactory createPlatformSSLContext()
WARNING: CWPST502W: ...
|
here is what i want to do and need some help in it.
I have a source url and a destination url. what i want to do is copy a file from ... |
|
i am a new bie to java.i had a problem i need to save a complete webpage(with all its contents like images,css,javascript e.t.c) like how we can do with save as-->complete ... |
I used HttpClient and GetMethod to get the page source of the URL :
http://www.google.com/finance?chdnp=1&chdd=1&chds=1&chdv=1&chvs=Logarithmic&chdeh=0&chdet=1264263288788&chddm=391&chddi=120&chls=Ohlc&q=NSE:.NSEI&
But somehow I always end up getting page source of :
http://www.google.com/finance?q=NSE:.NSEI
Can anyone tell me why and how ... |
I use commons-httpclient to send queries to a Web server. The Web server never closes connections, but has a small memory leak associated to the connection context.
I would therefore like to ... |
I've got a GET method that looks like the following:
GetMethod method = new GetMethod("http://host/path/?key=[\"item\",\"item\"]");
Such a path works just fine when typed directly into a browser, but the above line when ... |
I am using HC APACHE.
I have added both httpcore-4.0.1.jar and httpclient-4.0.1.jar in the classpath of netbeans.
I am getting error:
java.lang.NoClassDefFoundError: org/apache/http/impl/client/DefaultHttpClient
My Code is as follows. Please help.
import org.apache.http.client.HttpClient;
import org.apache.http.client.ResponseHandler;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.BasicResponseHandler;
import org.apache.http.impl.client.DefaultHttpClient;
public ...
|
I have got 1000 dedicated Java threads where each thread polls a corresponding url every one second.
public class Poller {
public static Node poll(Node node) { ...
|
I am using the Apache HTTPClient for Java and I'm facing a really strange issue. Sometimes when I try to get a dynamically generated page it returns its actual content, but ... |
here are two little helper methods I have made for downloading files. I have had to mix and match different tutorials of the web to get what I have here.
Now ... |
My Java application is developed using HttpClient 3. Is there any advantages of switching to version 4?
Is there a changelog. article, blog entry or something that describes what's new?
|
I'm just getting started with HTTPClient, and I want to take a webpage and extract out the raw text from it minus all the html markup.
Can HTTPClient accomplish that? ... |
I am trying to run a sample application from HttpClient 4.0.1. It is the file ClientMultiThreadedExecution.java from the examples section. I put in these files in the classpath: apache-mime4j-0.6.jar;commons-codec-1.3.jar;commons-logging-1.1.1.jar;httpclient-4.0.1.jar;httpcore-4.0.1.jar;httpmime-4.0.1.jar ... |
I'm just getting started writing a simple web crawler to get info on links we have coming in to our system. I'm using httpclient 4.x. I have about 100 threads running ... |
What port does httpclient use?
80, 8080, ....?
|
|
I am calling HttpClient.execute() in a background thread. Does it throw an IOException, when I interrupt the thread?
|
I'm attempting to do basic auth with Apache HTTPClient 4.x using the example from the site, the only change being that I've extracted some details out into constants, however ... |
I get a 404 Not Found from http://hc.apache.org/httpcomponents-client-4.0.1/httpclient/apidocs/index.html -- does anyone know where the httpclient 4.0.x javadoc lives? (directed to that link from http://hc.apache.org/user-docs.html)
The Primer is also ... |
I have been given an api which states that it requires:
URL http://server/a/messages.xml
HTTP Method POST (even though the soapui example of this call uses PUT)
Input XML
<?xml version="1.0" encoding="UTF-8"?>
<message>
<content>Post message</content>
...
|
In a previous question of mine I got the following answer, which is perfect,
but if I want to write my client with HttpClient 3.x, what is the equivalent code?
Especially "InputStreamBody(new FileInputStream(file)"?
... |
I have written code for HttpClient.MY programs works fine for Localhost.But when i run same program On remote machine I have found some issues.
Issue are :
Sometimes i found that my codes ... |
I am trying to write a JAVA based comet HTTP streaming. I am using apache httpClient 4.x for this. Since, it is comet HTTP streaming, all the events are coming to ... |
Hello I have a class for doing webdav related operations such as creating a directory, Implementatiion can be seen below (the createDir method). The question is how to test it nicely, ... |
Does anyone have an example of the Apache HTTPClient DeleteMethod? I can't find a complete example anywhere...
|
I've managed to make changes to everything but the following:
HttpClient client;
HttpPost method;
client = new DefaultHttpClient();
method = new HttpPost(url);
InputStream ...
|
Each time I do a Http request I invoke this method
private JSONObject getRequest(HttpUriRequest requestType) {
httpClient = new DefaultHttpClient(); // Creating an instance here
...
|
I have a form blow
<FORM method=POST action="?do=add" name="add" enctype="multipart/form-data" accept-charset="utf-8">
<INPUT class="interfaceforms" name="title"></TD></TR>
<INPUT class="interfaceshortforms" name="season"></TD></TR>
<INPUT class="interfaceshortforms" name="episode"></TD></TR>
<INPUT class="interfaceforms" type="file" name="thumbnailfile">
Data sent:
-----------------------------7514101685055
Content-Disposition: form-data; name="title"
Grey's Anatomy
-----------------------------7514101685055
Content-Disposition: form-data; name="season"
7
-----------------------------7514101685055
Content-Disposition: form-data; name="episode"
12
-----------------------------7514101685055
Content-Disposition: form-data; name="thumbnailfile"; filename=""
Content-Type: application/octet-stream
How ... |
I have to use HttpClient 2.0 (can not use anything newer), and I am running into the next issue. When I use the method (post, in that case), it "codify" the ... |
In HttpClient 3.1 we had
InputStreamRequestEntity.CONTENT_LENGTH_AUTO
// The content length will be calculated automatically.
How can I achieve the same effect in 4.1 for InputStreamEntity?
|
If you run the following code, you will see that the URI has a value of "null" for Host upon completion. This is invalid! It should always have a ... |
I have an HttpUriRequest instance, is there a way to print all the parameters it contains? For example, I can almost get them like:
HttpUriRequest req = ...
|
Any relationship or difference between those two libraries.
|
have a web-application running in tomcat, based on certain actions in my web-applications I need to write a java code which would trigger curl (http://curl.haxx.se). Curl would then query a third-party ... |
I am writing a small test desktop app and I want to make it upload (to Servlet) and download (from Servlet) binary files >=1Gb length. I am just studying the Apache ... |
I would want to know if there any another way to get a list of files to be downloaded from HttpServer,other than parsing the response using HttpClient.
I would also like ... |
I am just studying so I need your advice. I have found a code example which demos HttpClient progress listener. It is good but I have no idea how to implement ... |
I have been stucked in a strange problem.
I am using org.apache.http.impl.client.HttpClient api for an XML and media transfer beetween two web sites,
now while reading a binary content (image in my case) ... |
I want to add an encripted stream to my multipartentity to upload it to my servlet but I don't know how to do that... Emm then MultipartEntity is quite limited as ... |
Will using httpclient 3.1 and 4.0 together cause any problems?
|
I'm using Apache HttpClient to query HTTP/1.0 (without keep alive) server on localhost with around 20 POST requests/second. I have a TCP_NODELAY enabled like this:
val httpParams = new BasicHttpParams()
HttpConnectionParams.setTcpNoDelay(httpParams, true)
val client ...
|
I am trying to use Apache Commons's HttpClient to send a multipart POST request with a binary file and a couple of string parameters.
However, it seems that somewhere along the line, ... |
I am building an HTTP client based on the example on HTTP server given at boost website. Now, the difference between that code and mine is that the example ... |
Specifically I want to call MKCOL through HttpClient to create a folder for Apache Jackrabbit through the Sling REST API.
I've tried variants of
BasicHttpEntityEnclosingRequest request = new BasicHttpEntityEnclosingRequest("MKCOL", restUrl);
But ... |
What would be the best way to single out a part of an Html page wich I obtained with a request by HttpClient4 from Apache and Java? Specifically I need a ... |
I using HttpClient api to authenticate to a web site:
DefaultHttpClient httpclient = new DefaultHttpClient();
httpclient.getCredentialsProvider().setCredentials(
...
|
I'm using a HttpClient in a Java desktop application. I've added httpclient-4.0.1.jar and httpmime-4.0.1.jar to the build path, but I receive the error 'The type org.apache.http.HttpResponse cannot be resolved. It is ... |
I've been working on parsing a website but am running into problems when one of the major pages I need to parse can only be found in an iframe.
I can see ... |
We have some code written using commons-httpclient-3.1 that needs to be converted to 4.1. I'm only somewhat familiar with this and am reading the 4.1 httpclient tutorial now.
I see ... |
At the moment I can retrieve a text page as follows
HttpClient client = new DefaultHttpClient();
HttpGet get = new HttpGet(
...
|
I changed nothing in this method but suddenly it takes very long. The code example below produces this error.
EDIT: i extracted the method in a single java application and tried to ... |
I have a problem when using the "webservice step" in pentaho-kettle. If I try to get a WSDL-File from a Webservice, which is already widely used (should not be a real ... |
trying to access http://forum.worldoftanks.eu/index.php?app=members using apache HttpClient but keep getting 403. Can anyone help out?
Been fiddling with this piece as a starting point:
DefaultHttpClient httpClient = new DefaultHttpClient();
HttpRequestBase method = new HttpGet(theUrl);
String ...
|
Am using ThreadSafeClientConnManager
Apache HttpComponenets-Client4.1.1 for my connection pool.
When am releasing the connection back to the pool i say:
cm.releaseConnection(client,-1,TimeUnit.SECONDS);
cm.closeExpiredConnections(); cm.closeIdleConnections(20,
TimeUnit.SECONDS);
[Here cm is object of ThreadSafeClientConnManager]
and ... |
Im using Apache HttpClient from HttpComponents projects. I have added custom trust and key managers to it to handle two-way authentication (my trust manager accepts everything and my key manager sends ... |
import org.apache.http.client.*;
I want to import this java package it says that it doesn't exist, so where should I download this package from, and where to install it ?
|
i used a DefaultHttpClient to submit rest request to a website which should be the same as the following curl command:
curl -H X-API-KEY:(api-key-goes-here) http://website-to-send-rest-request -d '{"channel":"channel1,"email":"test@test","name":"test"}'
i tried to construct ... |
I'm using the Apache HttpClient 4 and it works fine. The only thing that doesn't work is custom ports. It seems like the root directory is fetched and the port is ... |
Is there any way to use htmlunit with httpclient.
I am writting web crawlers, for which we use apache httpclient very actively. But the problem comes when the page execute some ... |
Hi I am downloading file from server. I have to take meta-information using HEAD method. andybody help me to implement the HEAD method to get "last-modified" date and modified-since date.
here is ... |
I am using HttpClient 4 to GET an https URL. The server has valid certificates and in fact accessing the same https url from chrome works fine with no warnings.
However from ... |
I have multiple network interface(Like WIFI,LAN,LTE dougle).I am sending http request using apache httpclient 4.1.2. I want to select the network interface during sending the http request. I can see ... |
I am using httpclient to make a post call. But the curl spec given uses a
curl --post301 url "some data".
How do I go about doing that with httpclient? ... |
I have an Arduino with an Ethernet shield.
I have the httpclient library, and I am trying to run the PachubeClient example.
When I compile, it gives me many errors:
PachubeClient.cpp:25:25: error: Credentials.h: No ...
|
I am new to ColdFusion & I want to create an instant messenger in it that is very much similar to the chat clients of Google and Facebook?
So where to start ... |
This code works for my simple testing login form. It uses POST to log in and then print all the information to the screen from logged view. But it does ... |
The HTTP commons client 4.12 tutorial section on exception handling clearly shows that one should be able to set a request retry handler by doing the following...
httpclient.setHttpRequestRetryHandler(myRetryHandler);
in eclipse I ... |
I am using ThreadSafeClientConnManager (Apache HttpClient 4.1.1) for my connection pool where in pool is managed for host:port level. Now, I want to extend the pool to Domain level, i.e connection ... |
I have been trying to use a custom SocketFactory in the httpclient library from the Apache HTTPComponents project. So far without luck. I was expecting that I could just set a ... |
I am currently working on a project which is using Apache HttpClient 4.1.2 and it retrieves some data from a website.
What the application does: it goes to a webpage and then ... |
i have to fetch few html pages over the wire, and I am using apache's httpclient from the http-components package. I have set the connectionTimeout, soTimeout as 5000 milliseconds as well ... |
|
The difference is that one is an API for the FTP protocol, while the other is an API for the HTTP protocol. Those two protocols do very different things, so there isn't much overlap between them. HttpClient can be used to upload files to an HTTP server, if the server side is prepared to accept them. It can't create directories. FTP ... |
I have a small app that I want to use to log into an ASP based secure website (https) via an HTML form. The problem I'm having is that the HttpClient doesn't seem want to log in - it just keeps responding with the login page. Any suggestions? Here is my method: public static void runUpdate(String site, String path, int port, ... |
|
|
Does anybody know how to dynamically observe the transfer rate being achieved by a threading reading URL input using the Apache Commons HTTPClient? For instance, I know how to calculate after retrieving a particular page...just using execution time versus file size, etc. I'm looking at retriving this info "on-the-fly" so-to-speak. I googled for it and came up with some unrelated links.....I ... |
I'm trying to connect to a web application on my local server (tomcat) using the HttpClient from this library commons-httpclient-2.0.2.jar. I get this message even if I set followRedirects to true (httpMethod.setFollowRedirects(true) 2005/01/19 08:05:08:435 EST [INFO] HttpMethodBase - Redirect requested but followRedirects is disabled java.lang.InternalError: the HTTP server return an error: 302 (Moved Temporarily) I have no idea how to solve ... |
|
Hi All I am getting the below error message while I am trying to compile my source code from netbean IDE 5.0 Compiling 1 source file to E:\MC\WeatherAPI\build\classes E:\MC\WeatherAPI\src\weatherapi\YahooWebServiceParseResults.java:23: package org.apache.commons.httpclient does not exist import org.apache.commons.httpclient.HttpClient; E:\MC\WeatherAPI\src\weatherapi\YahooWebServiceParseResults.java:24: package org.apache.commons.httpclient does not exist import org.apache.commons.httpclient.HttpStatus; E:\MC\WeatherAPI\src\weatherapi\YahooWebServiceParseResults.java:25: package org.apache.commons.httpclient.methods does not exist import org.apache.commons.httpclient.methods.GetMethod; E:\MC\WeatherAPI\src\weatherapi\YahooWebServiceParseResults.java:36: cannot find symbol symbol : class HttpClient location: ... |
Not sure where to put this query so... Occasionally I'm getting a protocolException error returned, so I wrote a handler to catch it. I'd like to test that it is being caught and handled correctly. So, I now have a perl script on an apache server that I'm trying to mangle to return something which will generate this error, but all ... |
I've got a strange problem here with my application. What the application should do: Download the source code of web pages and save them to a local file. To do this, I use the Apache httpclient library. My problem: The downloader is a Swing application created with NetBeans and its GUI Builder. To download the web page, some lines of code ... |
|
I recently was told that I should be using HttpClient to solve a problem I was working on, but I'm having a heck of a time downloading it appropriately and placing the files in the right place to make the sample code compile :confused: If anyone could be so kind as to check out the download page and assure me that ... |
Remove those two things from your CLASSPATH environment variable, that isn't really used anymore. If you are runinng/compiling from the command line then include the jar listed above on your classpath (not the directory containing it, the actual jar) using the -cp option. If you are using an IDE then include that jar as a library in your project. |
are you having issues with the initial login, or is hotmail successfully taking your information, but failing to remember it when you access more of the site for address book information gathering? If the first part is happening, you're probably not setting up your connection within a SSL environment correctly (I'm only guessing that's what hotmail uses, as I'm not a ... |
Hi All, I am trying to run a client application over webstart, where the application uses HttpClient to get data from the host where it was downloaded. But the access attempt results in the following errors. java.lang.reflect.InvocationTargetException at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at com.sun.javaws.Launcher.executeApplication(Unknown Source) at com.sun.javaws.Launcher.executeMainClass(Unknown Source) at com.sun.javaws.Launcher.continueLaunch(Unknown Source) at com.sun.javaws.Launcher.handleApplicationDesc(Unknown Source) ... |
String strURL = args[0]; String strXMLFilename = args[1]; File input = new File(strXMLFilename); PostMethod post = new PostMethod(strURL); post.setRequestEntity(new InputStreamRequestEntity( new FileInputStream(input), input.length())); // Specify content type and encoding // If content encoding is not explicitly specified // ISO-8859-1 is assumed post.setRequestHeader( "Content-type", "text/xml; charset=ISO-8859-1"); // Execute request try { HttpClient httpclient = new HttpClient(); httpclient.getState().setCredentials(new AuthScope("localhost", 2005,"realm"), new UsernamePasswordCredentials("root","changeme")); |
|
|
Hello there I just tried to test YahooWebServiceGet.java and YahooWebServiceParseResults.java in netbeans. To do so I included all the jar files from httpcomponents-client-4.0.1/lib/ in the netbeans project classpath. As far as it seems, this jar files do not include package org.apache.commons.httpclient because to start with I am getting errors at these sentences: import org.apache.commons.httpclient.*; import org.apache.commons.httpclient.methods.*; import org.apache.commons.httpclient.HttpClient; import org.apache.commons.httpclient.HttpStatus; import ... |
use below code (without using SimpleHttpConnectionManager() )and check try { static final String LOGON_SITE = "http://www.google.com"; HttpClient client = new HttpClient(); GetMethod method = new GetMethod(LOGON_SITE); client.executeMethod(method); }catch (HttpException e) { System.err.println("Fatal protocol violation: " + e.getMessage()); e.printStackTrace(); } catch (IOException e) { System.err.println("Fatal transport error: " + e.getMessage()); e.printStackTrace(); } finally { // Release the connection. method.releaseConnection(); } |
// Provide custom retry handler is necessary method.getParams().setParameter(HttpMethodParams.RETRY_HANDLER, new DefaultHttpMethodRetryHandler(3, false)); try { // Execute the method. int statusCode = client.executeMethod(method); if (statusCode != HttpStatus.SC_OK) { System.err.println("Method failed: " + method.getStatusLine()); } // Read the response body. byte[] responseBody = method.getResponseBody(); // Deal with the response. // Use caution: ensure correct character encoding and is not binary data System.out.println(new String(responseBody)); } ... |
99. HttpClient forums.oracle.comIn a browser? You need JSP/Servlet for this. Let Servlet get the InputStream from it and write it to the OutputStream of the ServletResponse. Pretty straightforward. Take account with relative links in the HTML source of the stream. They need to be fixed as well, otherwise they become relative to the URL of your Servlet. In this case you need to ... |
|