added StaticImageController

src/main/java/org/gcube/datatransfer/resolver/services/StaticFileController.java

@@ -1,65 +0,0 @@
-/**
- *
- */
-package org.gcube.datatransfer.resolver.services;
-
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.InputStream;
-
-import javax.servlet.http.HttpServletRequest;
-import javax.ws.rs.GET;
-import javax.ws.rs.Path;
-import javax.ws.rs.WebApplicationException;
-import javax.ws.rs.core.Context;
-
-import org.gcube.datatransfer.resolver.services.error.ExceptionManager;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-/**
- * The Class StaticFileController.
- *
- * @author Francesco Mangiacrapa at ISTI-CNR francesco.mangiacrapa@isti.cnr.it
- * 
- *         May 2, 2024
- */
-@Path("pub")
-public class StaticFileController {
-
-	private static Logger logger = LoggerFactory.getLogger(StaticFileController.class);
-
-	/**
-	 * To doc.
-	 *
-	 * @param req the req
-	 * @return the input stream
-	 * @throws WebApplicationException the web application exception
-	 */
-	@GET
-	@Path("/{any: .*}")
-	public InputStream toFile(@Context HttpServletRequest req) throws WebApplicationException {
-		logger.info(StaticFileController.class.getSimpleName() + " toFile called");
-
-		String pathInfo = req.getPathInfo();
-		logger.debug("pathInfo {}", pathInfo);
-		try {
-
-			logger.info("going to {}", pathInfo);
-
-			String realPath = req.getServletContext().getRealPath(pathInfo);
-			return new FileInputStream(new File(realPath));
-
-		} catch (Exception e) {
-
-			if (!(e instanceof WebApplicationException)) {
-				// UNEXPECTED EXCEPTION managing it as WebApplicationException
-				String error = pathInfo + " not found. Please, contact the support!";
-				throw ExceptionManager.internalErrorException(req, error, this.getClass(), null);
-			}
-			// ALREADY MANAGED AS WebApplicationException
-			logger.error("Exception:", e);
-			throw (WebApplicationException) e;
-		}
-	}
-}

src/main/java/org/gcube/datatransfer/resolver/services/StaticImageController.java

@@ -0,0 +1,119 @@
+/**
+ *
+ */
+package org.gcube.datatransfer.resolver.services;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.ws.rs.GET;
+import javax.ws.rs.Path;
+import javax.ws.rs.Produces;
+import javax.ws.rs.WebApplicationException;
+import javax.ws.rs.core.Context;
+import javax.ws.rs.core.StreamingOutput;
+
+import org.apache.commons.io.IOUtils;
+import org.gcube.datatransfer.resolver.services.error.ExceptionManager;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * The Class StaticImageController.
+ *
+ * @author Francesco Mangiacrapa at ISTI-CNR francesco.mangiacrapa@isti.cnr.it
+ * 
+ *         May 2, 2024
+ */
+@Path("img")
+public class StaticImageController {
+
+	private static Logger logger = LoggerFactory.getLogger(StaticImageController.class);
+
+//	/**
+//	 * To doc.
+//	 *
+//	 * @param req the req
+//	 * @return the input stream
+//	 * @throws WebApplicationException the web application exception
+//	 */
+//	@GET
+//	@Path("/{any: .*}")
+//	@Produces({ "image/png", "image/jpg", "image/gif" })
+//	public InputStream toFile(@Context HttpServletRequest req) throws WebApplicationException {
+//		logger.info(StaticImageController.class.getSimpleName() + " toFile called");
+//
+//		String pathInfo = req.getPathInfo();
+//		logger.debug("pathInfo {}", pathInfo);
+//		try {
+//
+//			logger.info("going to {}", pathInfo);
+//
+//			String realPath = req.getServletContext().getRealPath(pathInfo);
+//			return new FileInputStream(new File(realPath));
+//
+//		} catch (Exception e) {
+//
+//			if (!(e instanceof WebApplicationException)) {
+//				// UNEXPECTED EXCEPTION managing it as WebApplicationException
+//				String error = pathInfo + " not found. Please, contact the support!";
+//				throw ExceptionManager.internalErrorException(req, error, this.getClass(), null);
+//			}
+//			// ALREADY MANAGED AS WebApplicationException
+//			logger.error("Exception:", e);
+//			throw (WebApplicationException) e;
+//		}
+//	}
+//	
+
+	/**
+	 * To file out.
+	 *
+	 * @param req the req
+	 * @return the streaming output
+	 * @throws WebApplicationException the web application exception
+	 */
+	@GET
+	@Path("/{any: .*}")
+	@Produces({ "image/png", "image/jpg", "image/gif" })
+	public StreamingOutput toFileOut(@Context HttpServletRequest req) throws WebApplicationException {
+		logger.info(StaticImageController.class.getSimpleName() + " toFileOut called");
+		String pathInfo = req.getPathInfo();
+		logger.debug("pathInfo {}", pathInfo);
+		try {
+			final String realPath = req.getServletContext().getRealPath(pathInfo);
+			logger.info("going to {}", pathInfo);
+			return new StreamingOutput() {
+				@Override
+				public void write(OutputStream os) throws IOException, WebApplicationException {
+					FileInputStream fileIS = null;
+					try {
+						fileIS = new FileInputStream(new File(realPath));
+						IOUtils.copy(new FileInputStream(new File(realPath)), os);
+					} catch (Exception e) {
+						try {
+							fileIS.close();
+						} catch (Exception e2) {
+
+						}
+					}
+				}
+			};
+
+		} catch (Exception e) {
+
+			if (!(e instanceof WebApplicationException)) {
+				// UNEXPECTED EXCEPTION managing it as WebApplicationException
+				String error = pathInfo + " not found. Please, contact the support!";
+				throw ExceptionManager.internalErrorException(req, error, this.getClass(), null);
+			}
+			// ALREADY MANAGED AS WebApplicationException
+			logger.error("Exception:", e);
+			throw (WebApplicationException) e;
+		}
+	}
+}