de.fmaul.android.cmis.utils.HttpUtils.java Source code

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Here is the source code for de.fmaul.android.cmis.utils.HttpUtils.java

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/*
 * Copyright (C) 2010 Florian Maul
 *
 * 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 de.fmaul.android.cmis.utils;

import java.io.IOException;
import java.io.InputStream;

import org.apache.http.HttpResponse;
import org.apache.http.auth.AuthScope;
import org.apache.http.auth.Credentials;
import org.apache.http.auth.UsernamePasswordCredentials;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.DefaultHttpClient;

/**
 * Wrapper against commons http client which is included in android.
 * Unfortunately it is an older version with an old syntax. Better encapsulate
 * all everything here to support easier migration.
 * 
 * @author Florian Maul
 * 
 */
public class HttpUtils {

    public static HttpResponse getWebRessource(String url, String user, String password)
            throws IOException, ClientProtocolException {
        HttpGet get = new HttpGet(url);
        HttpClient client = createClient(user, password);
        return client.execute(get);
    }

    public static InputStream getWebRessourceAsStream(String url, String user, String password)
            throws IOException, ClientProtocolException {
        return getWebRessource(url, user, password).getEntity().getContent();
    }

    private static HttpClient createClient(String user, String password) {
        DefaultHttpClient client = new DefaultHttpClient();

        if (user != null && user.length() > 0) {
            Credentials defaultcreds = new UsernamePasswordCredentials(user, password);
            client.getCredentialsProvider().setCredentials(AuthScope.ANY, defaultcreds);
        }

        return client;
    }

}