Obsługa zdjęć w SOAP

PC25-SoapSerwer/src/main/java/sklep/soap/PhotoUtil.java

+package sklep.soap;
+
+import java.io.File;
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.nio.file.StandardCopyOption;
+
+import sklep.db.DBException;
+import sklep.db.DBSettings;
+import sklep.db.RecordNotFound;
+
+public class PhotoUtil {
+    private static final String EXT = ".jpg";
+
+    public static File getFile(int productId) throws DBException, RecordNotFound {
+        Path path = getPath(productId);
+        File file = path.toFile();
+        if(file.exists()) {
+            return file;
+        } else {
+            throw new RecordNotFound("Cannot read photo for product id = " + productId);
+        }
+    }
+
+    public static byte[] readBytes(int productId) throws DBException, RecordNotFound {
+        Path path = getPath(productId);
+        try {
+            return Files.readAllBytes(path);
+        } catch (IOException e) {
+            // System.err.println(e);
+            throw new RecordNotFound("Cannot read photo for product id = " + productId);
+        }
+    }
+
+    public static void writeStream(int productId, InputStream inputStream) {
+        try {
+            Path path = getPath(productId);
+            Files.copy(inputStream, path, StandardCopyOption.REPLACE_EXISTING);
+        } catch (Exception e) {
+            // wypisujemy błąd, ale metoda kończy się normalnie
+            e.printStackTrace();
+        }
+    }
+
+    public static void writeBytes(int productId, byte[] bytes) {
+        try {
+            Path path = getPath(productId);
+            Files.write(path, bytes);
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+    }
+
+    private static Path getPath(int productId) throws DBException {
+        String dir = DBSettings.load().getProperty("photo_dir");
+        String fileName = productId + EXT;
+        return Paths.get(dir, fileName);
+    }
+    
+}

PC25-SoapSerwer/src/main/java/sklep/soap/Sklep.java

@@ -3,6 +3,7 @@ package sklep.soap;
 import jakarta.jws.WebParam;
 import jakarta.jws.WebResult;
 import jakarta.jws.WebService;
+import jakarta.xml.ws.soap.MTOM;
 import sklep.db.*;
 import sklep.model.*;
 
@@ -15,6 +16,7 @@ import java.util.List;
 // @XmlElement, @XmlValue ...
 
 @WebService
+@MTOM
 public class Sklep {
 
     @WebResult(name="product")
@@ -65,4 +67,13 @@ public class Sklep {
         }
     }
 
+    @WebResult(name="bytes")
+    public byte[] getPhoto(@WebParam(name="id") int productId) throws DBException, RecordNotFound {
+        return PhotoUtil.readBytes(productId);
+    }
+
+    public void savePhoto(@WebParam(name="id") int productId,
+                          @WebParam(name="bytes") byte[] bytes) {
+        PhotoUtil.writeBytes(productId, bytes);
+    }
 }