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/*
* ====================================================================
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
* [Additional notices, if required by prior licensing conditions]
*
*/
package authentification_http;
import com.sun.net.httpserver.*;
import org.apache.http.Header;
import org.apache.http.HeaderElement;
import org.apache.http.HttpEntity;
import org.apache.http.HttpException;
import org.apache.http.HttpRequest;
import org.apache.http.HttpRequestInterceptor;
import org.apache.http.HttpResponse;
import org.apache.http.HttpResponseInterceptor;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.entity.HttpEntityWrapper;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.params.HttpParams;
import org.apache.http.protocol.HttpContext;
import org.apache.http.util.EntityUtils;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.zip.Adler32;
import java.util.zip.CheckedInputStream;
import java.util.zip.GZIPInputStream;
import java.util.zip.GZIPOutputStream;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;
import org.apache.commons.compress.compressors.CompressorInputStream;
import org.apache.commons.compress.compressors.CompressorStreamFactory;
import org.apache.commons.compress.compressors.gzip.GzipCompressorInputStream;
import org.apache.commons.compress.utils.IOUtils;
import org.apache.http.HttpEntity;
import org.apache.http.HttpRequest;
import org.apache.http.HttpRequestInterceptor;
import org.apache.http.HttpResponse;
import org.apache.http.HttpResponseInterceptor;
import org.apache.http.auth.AuthScope;
import org.apache.http.auth.UsernamePasswordCredentials;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.BasicResponseHandler;
import org.apache.http.impl.client.DefaultHttpClient;
import org.omg.CORBA.portable.ResponseHandler;
/**
* A simple example that uses HttpClient to execute an HTTP request against
* a target site that requires user authentication.
*/
public class ClientAuthentication {
public static void main(String[] args) {
try{
DefaultHttpClient httpclient = new DefaultHttpClient();
httpclient.addRequestInterceptor(new HttpRequestInterceptor(){
public void process(
final HttpRequest request,
final HttpContext context) throws HttpException, IOException {
if (!request.containsHeader("Accept-Encoding")) {
System.out.println("test");
request.addHeader("Accept-Encoding","gzip,deflate");
System.out.println(request.getLastHeader("Accept-Encoding"));
// request.addHeader("Accept-Charset","ISO-8859-1,utf-8;q=0.7,*;q=0.7");
}
}
});
httpclient.addResponseInterceptor(new HttpResponseInterceptor(){
public void process(
final HttpResponse response,
final HttpContext context) throws HttpException, IOException {
HttpEntity entity = response.getEntity();
org.apache.http.Header ceheader = entity.getContentEncoding();
if (ceheader != null) {
org.apache.http.HeaderElement[] codecs = ceheader.getElements();
for (int i = 0; i < codecs.length; i++) {
if (codecs[i].getName().equalsIgnoreCase("gzip")) {
response.setEntity(
new GzipDecompressingEntity(response.getEntity()));
return;
}
}
}
}
});
// ======================================================================================
HttpGet httpget = new HttpGet("http://monsite.com/export/List.xml.gz");
httpget.addHeader("Accept-Encoding","gzip,deflate");
httpclient.getCredentialsProvider().setCredentials(
new AuthScope("monsite.com", 80),
new UsernamePasswordCredentials("user", "password"));
HttpResponse response = httpclient.execute(httpget);
HttpEntity entity = response.getEntity();
System.out.println("Accept-Encoding : " + response.getLastHeader("Accept-Encoding") );
System.out.println("----------------------------------------");
System.out.println(response.getStatusLine());
if (entity != null) {
System.out.println("Response content length: " + entity.getContentLength());
}
if(entity != null){
BufferedReader in = new BufferedReader(new InputStreamReader(entity.getContent()));
BufferedWriter out = new BufferedWriter(new FileWriter("F:/donnees_xml/List.xml.gz"));
String chaine = null;
chaine = in.readLine();
while(chaine != null)
{
out.write(chaine);
chaine = in.readLine();
}
in.close ();
out.close();
}
if (entity != null) {
entity.consumeContent();
}
//======================================================================================================
// When HttpClient instance is no longer needed,
// shut down the connection manager to ensure
// immediate deallocation of all system resources
httpclient.getConnectionManager().shutdown();
decompresseGZ("F:/donnees_xml/List.xml.gz","C:/dossier/");
}catch(Exception e){
e.printStackTrace();
}
}
/**
* Cette méthode permettra de décompresser les fichier zip pour les
* @param FichierZippe
* @param DossierFichiersDezippes
*/
public static void DeZipperUnFichier(String FichierZippe, String DossierFichiersDezippes){
int TAILLE_BUFFER = 20000;
byte[] tabByte = new byte[TAILLE_BUFFER];
int nbLecture = 0;
try {
System.out.println("Test de décompression");
File fichier = new File(FichierZippe);
FileInputStream FichierADezipper = new FileInputStream(fichier);
CheckedInputStream cis =new CheckedInputStream(FichierADezipper,new Adler32());
BufferedInputStream Buff = new BufferedInputStream(cis);
ZipInputStream FichierADecompresser = new ZipInputStream(Buff);
ZipEntry Entree = FichierADecompresser.getNextEntry();
BufferedOutputStream fichierACreer;
while(Entree!=null){
System.out.println(DossierFichiersDezippes + Entree.getName());
fichierACreer = new BufferedOutputStream(new FileOutputStream(DossierFichiersDezippes + Entree.getName()),TAILLE_BUFFER);
nbLecture = FichierADecompresser.read(tabByte);
while(nbLecture > 0){
fichierACreer.write(tabByte,0,nbLecture);
nbLecture = FichierADecompresser.read(tabByte);
}
fichierACreer.close();
FichierADecompresser.closeEntry();
Entree = FichierADecompresser.getNextEntry();
}
FichierADecompresser.close();
Buff.close();
cis.close();
FichierADezipper.close();
} catch (Exception e) {
e.printStackTrace();
}
}
public static void decompresseGZ(String FichierZippe, String DossierFichiersDezippes){
try{
System.out.println(FichierZippe);
InputStream is = new FileInputStream(FichierZippe);
CompressorInputStream in = new CompressorStreamFactory().createCompressorInputStream("gz", is);
IOUtils.copy(in, new FileOutputStream("F:/donnees_xml/List.xml"));
in.close();
}
catch(Exception e){
e.printStackTrace();
}
}
static class GzipDecompressingEntity extends HttpEntityWrapper {
public GzipDecompressingEntity(final HttpEntity entity) {
super(entity);
}
//@Override
public InputStream getContent()
throws IOException, IllegalStateException {
// the wrapped entity's getContent() decides about repeatability
InputStream wrappedin = wrappedEntity.getContent();
return new GZIPInputStream(wrappedin);
}
//@Override
public long getContentLength() {
// length of ungzipped content is not known
return -1;
}
}
} |
