gov.nih.nci.system.web.client.RESTfulDeleteClient.java Source code

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Here is the source code for gov.nih.nci.system.web.client.RESTfulDeleteClient.java

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/*L
 *  Copyright Ekagra Software Technologies Ltd.
 *  Copyright SAIC, SAIC-Frederick
 *
 *  Distributed under the OSI-approved BSD 3-Clause License.
 *  See http://ncip.github.com/cacore-sdk/LICENSE.txt for details.
 */

package gov.nih.nci.system.web.client;

import java.io.InputStream;

import javax.ws.rs.core.Response;
import javax.ws.rs.core.Response.Status;
import javax.ws.rs.core.Response.ResponseBuilder;

import org.apache.commons.codec.binary.Base64;
import org.apache.cxf.jaxrs.client.WebClient;

public class RESTfulDeleteClient {
    String userName;
    String password;

    public RESTfulDeleteClient() {
    }

    public RESTfulDeleteClient(String userName, String password) {
        this.userName = userName;
        this.password = password;
    }

    public Response delete(String url) {
        try {
            if (url == null) {
                ResponseBuilder builder = Response.status(Status.BAD_REQUEST);
                builder.type("application/xml");
                StringBuffer buffer = new StringBuffer();
                buffer.append("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
                buffer.append("<response>");
                buffer.append("<type>ERROR</type>");
                buffer.append("<code>INVALID_URL</code>");
                buffer.append("<message>Invalid URL: " + url + "</message>");
                buffer.append("</response>");
                builder.entity(buffer.toString());
                return builder.build();
            }
            WebClient client = WebClient.create(url);
            client.type("application/xml").accept("application/xml");
            if (userName != null && password != null) {
                String base64encodedUsernameAndPassword = new String(
                        Base64.encodeBase64((userName + ":" + password).getBytes()));
                client.header("Authorization", "Basic " + base64encodedUsernameAndPassword);
            }

            return client.delete();

        } catch (Exception e) {
            e.printStackTrace();
        }
        return null;
    }
}