1 files changed, 35 insertions, 0 deletions
diff --git a/src/main/java/io/trygvis/rules/network/Ipv4Address.java b/src/main/java/io/trygvis/rules/network/Ipv4Address.java
new file mode 100644
index 0000000..071bca9
--- /dev/null
+++ b/src/main/java/io/trygvis/rules/network/Ipv4Address.java
@@ -0,0 +1,35 @@
+package io.trygvis.rules.network;
+
+import com.fasterxml.jackson.core.JsonGenerator;
+import com.fasterxml.jackson.databind.JsonSerializer;
+import com.fasterxml.jackson.databind.SerializerProvider;
+import com.fasterxml.jackson.databind.annotation.JsonSerialize;
+
+import java.io.IOException;
+
+@JsonSerialize(using = Ipv4Address.Serializer.class)
+public class Ipv4Address {
+    public final int address;
+
+    public Ipv4Address(int address) {
+        this.address = address;
+    }
+
+    @Override
+    public String toString() {
+        return "%d.%d.%d.%d".formatted(
+                address >> 24 & 0xff,
+                address >> 16 & 0xff,
+                address >> 8 & 0xff,
+                address & 0xff);
+    }
+
+    public static class Serializer extends JsonSerializer<Ipv4Address> {
+        @Override
+        public void serialize(Ipv4Address value, JsonGenerator gen, SerializerProvider serializers) throws IOException {
+            gen.writeStartObject();
+            gen.writeObjectField("value", value.toString());
+            gen.writeEndObject();
+        }
+    }
+}