First commit - gcube-geoserver-connector

git-svn-id: http://svn.research-infrastructures.eu/public/d4science/gcube/trunk/data-access/gcube-geoserver-connector@148433 82a268e6-3cf1-43bd-a215-b396298e98cf

src/main/java/org/gcube/data/access/connector/AuthenticationRequest.java

@@ -0,0 +1,61 @@
+package org.gcube.data.access.connector;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Enumeration;
+import java.util.List;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletRequestWrapper;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class AuthenticationRequest extends HttpServletRequestWrapper {
+	
+	private final static String AUTHENTICATION = "Authentication";
+	private Logger logger;
+
+	public AuthenticationRequest(HttpServletRequest request) {
+		super(request);
+		this.logger = LoggerFactory.getLogger(this.getClass());
+	}
+
+	public String getHeader(String name) {
+		this.logger.debug("getHeader : " + name);
+
+		HttpServletRequest request = (HttpServletRequest) getRequest();
+
+		// if header name request is "Authorization" then update value
+		if (AUTHENTICATION.equals(name)) {
+			// TODO get authorization from IS
+			this.logger.debug("Set AUTHENTICATION");
+			return "BASIC YWRtaW46Z2Vvc2VydmVy";
+		}
+
+		return request.getHeader(name);
+	}
+
+	public Enumeration<String> getHeaderNames() {
+		this.logger.debug("getHeaderNames");
+
+		HttpServletRequest request = (HttpServletRequest) getRequest();
+
+		// modify list of headers
+		List<String> list = new ArrayList<String>();
+
+		Enumeration<String> e = request.getHeaderNames();
+		while (e.hasMoreElements()) {
+			// add the names of the request headers into the list
+			String n = (String) e.nextElement();
+			list.add(n);
+		}
+
+		// add Authentication
+		list.add(AUTHENTICATION);
+		this.logger.debug("add Authentication");
+		// create an enumeration from the list and return
+		Enumeration<String> en = Collections.enumeration(list);
+		return en;
+	}
+}

src/main/java/org/gcube/data/access/connector/GeoServerConnectorRequestHandler.java

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+package org.gcube.data.access.connector;
+
+import java.util.Enumeration;
+import javax.servlet.http.HttpServletRequest;
+import javax.xml.bind.annotation.XmlRootElement;
+
+import org.gcube.smartgears.handlers.application.RequestEvent;
+import org.gcube.smartgears.handlers.application.RequestHandler;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+@XmlRootElement (name= GeoServerConnectorRequestHandler.REQUEST_HANDLER_NAME)
+public class GeoServerConnectorRequestHandler extends RequestHandler {
+
+	public static final String REQUEST_HANDLER_NAME = "authentication-filter";
+													
+	private Logger logger;
+
+	public GeoServerConnectorRequestHandler() {
+		this.logger = LoggerFactory.getLogger(this.getClass());
+	}
+
+	@Override
+	public String getName() {
+		return REQUEST_HANDLER_NAME;
+	}
+
+	@Override
+	public void handleRequest(RequestEvent e) {
+
+		this.logger.debug("Handling request");
+		HttpServletRequest httpServletRequest = e.request();
+
+		// create the AuthenticationRequest object to wrap the HttpServletRequest
+		AuthenticationRequest request = new AuthenticationRequest(httpServletRequest);
+
+		// TODO delete (just to show the headers!!!)
+		Enumeration<String> en = request.getHeaderNames();
+		while (en.hasMoreElements()) {
+			String n = (String) en.nextElement();
+			String v = request.getHeader(n);
+			this.logger.debug(n + " : " + v + "\n");
+		}
+	}
+
+	@Override
+	public String toString() {
+		return getName();
+	}
+}

src/main/resources/META-INF/MANIFEST.MF

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+Manifest-Version: 1.0
+Archiver-Version: Plexus Archiver
+Created-By: Apache Maven
+Built-By: Pasquy
+Build-Jdk: 1.7.0_75
+

src/main/resources/META-INF/services/org.gcube.smartgears.handlers.application.ApplicationHandler

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+org.gcube.data.access.connector.GeoServerConnectorRequestHandler