Json Serialization Changes

pom.xml

@@ -67,6 +67,22 @@
     </properties>
 
     <dependencies>
+        <dependency>
+            <groupId>com.fasterxml.jackson.core</groupId>
+            <artifactId>jackson-annotations</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>com.fasterxml.jackson.core</groupId>
+            <artifactId>jackson-core</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>com.fasterxml.jackson.core</groupId>
+            <artifactId>jackson-databind</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>com.fasterxml.jackson.dataformat</groupId>
+            <artifactId>jackson-dataformat-yaml</artifactId>
+        </dependency>
         <!-- scope: compile -->
         <dependency>
             <groupId>jakarta.xml.bind</groupId>

src/main/java/de/rub/nds/modifiablevariable/ModifiableVariable.java

@@ -7,6 +7,7 @@
  */
 package de.rub.nds.modifiablevariable;
 
+import com.fasterxml.jackson.annotation.JsonTypeInfo;
 import jakarta.xml.bind.annotation.*;
 import java.io.Serializable;
 import java.util.LinkedList;
@@ -31,6 +32,7 @@
  */
 @XmlTransient
 @XmlAccessorType(XmlAccessType.FIELD)
+@JsonTypeInfo(use = JsonTypeInfo.Id.CLASS, include = JsonTypeInfo.As.PROPERTY, property = "@class")
 public abstract class ModifiableVariable<E> implements Serializable {
 
     /** The list of modifications that will be applied to the original value when accessed */

src/main/java/de/rub/nds/modifiablevariable/VariableModification.java

@@ -9,6 +9,7 @@
 
 import static de.rub.nds.modifiablevariable.util.StringUtil.backslashEscapeString;
 
+import com.fasterxml.jackson.annotation.JsonTypeInfo;
 import de.rub.nds.modifiablevariable.util.ArrayConverter;
 import jakarta.xml.bind.annotation.XmlAccessType;
 import jakarta.xml.bind.annotation.XmlAccessorType;
@@ -45,6 +46,7 @@
  */
 @XmlTransient
 @XmlAccessorType(XmlAccessType.FIELD)
+@JsonTypeInfo(use = JsonTypeInfo.Id.CLASS, include = JsonTypeInfo.As.PROPERTY, property = "@class")
 public abstract class VariableModification<E> implements Serializable {
 
     /** Logger for debugging modification applications */

src/main/java/de/rub/nds/modifiablevariable/util/ComparableByteArray.java

@@ -31,6 +31,12 @@ public class ComparableByteArray {
     /** The wrapped byte array */
     private byte[] array;
 
+    @SuppressWarnings("unused")
+    private ComparableByteArray() {
+        // Default constructor for deserialization
+        this.array = null;
+    }
+
     /**
      * Creates a new comparable wrapper for the given byte array.
      *