add copy constructors to custom type for jpa implicit dto projection

src/main/java/it/aboutbits/springboot/toolbox/type/EmailAddress.java

@@ -26,6 +26,11 @@ public EmailAddress(@Nullable String value) {
         this.value = value.toLowerCase();
     }
 
+    @SuppressWarnings("unused")
+    EmailAddress(EmailAddress other) {
+        this(other.value);
+    }
+
     @Override
     public String toString() {
         return value;

src/main/java/it/aboutbits/springboot/toolbox/type/Iban.java

@@ -22,6 +22,11 @@ public Iban(@Nullable String value) {
         this.value = value.toUpperCase();
     }
 
+    @SuppressWarnings("unused")
+    Iban(Iban other) {
+        this(other.value);
+    }
+
     @Override
     public String toString() {
         return value;

src/main/java/it/aboutbits/springboot/toolbox/type/ScaledBigDecimal.java

@@ -23,6 +23,11 @@ public record ScaledBigDecimal(
     public static final ScaledBigDecimal TWO = new ScaledBigDecimal(2);
     public static final ScaledBigDecimal TEN = new ScaledBigDecimal(10);
 
+    @SuppressWarnings("unused")
+    ScaledBigDecimal(ScaledBigDecimal other) {
+        this(other.value);
+    }
+
     public ScaledBigDecimal(BigDecimal value) {
         this.value = value.setScale(MATH_CONTEXT.getPrecision(), MATH_CONTEXT.getRoundingMode());
     }

src/test/java/it/aboutbits/springboot/toolbox/type/EmailAddressTest.java

@@ -50,7 +50,7 @@ void invalidValues_shouldFail(String value) {
         void null_shouldFail() {
             //noinspection DataFlowIssue
             assertThatIllegalArgumentException().isThrownBy(
-                    () -> new EmailAddress(null)
+                    () -> new EmailAddress((String) null)
             );
         }
     }

src/test/java/it/aboutbits/springboot/toolbox/type/IbanTest.java

@@ -55,7 +55,7 @@ void invalidValues_shouldFail(String value) {
         void null_shouldFail() {
             //noinspection DataFlowIssue
             assertThatIllegalArgumentException().isThrownBy(
-                    () -> new Iban(null)
+                    () -> new Iban((String) null)
             );
         }
     }