Part 5: polymorphic base type with @JsonTypeInfo and @JsonSubTypes

src/main/java/com/ankurm/jackson3/part5polymorphic/PaymentMethod.java

@@ -0,0 +1,27 @@
+package com.ankurm.jackson3.part5polymorphic;
+
+import com.fasterxml.jackson.annotation.JsonSubTypes;
+import com.fasterxml.jackson.annotation.JsonTypeInfo;
+
+/**
+ * Post: Polymorphic Deserialisation — https://ankurm.com/jackson-polymorphic-deserialization/
+ * Section: "Setting Up the Hierarchy with @JsonTypeInfo and @JsonSubTypes"
+ */
+@JsonTypeInfo(
+        use      = JsonTypeInfo.Id.NAME,      // use a logical name as the discriminator
+        include  = JsonTypeInfo.As.PROPERTY,  // embed it as a field in the JSON object
+        property = "paymentType"              // the JSON key that carries the type name
+)
+@JsonSubTypes({
+        @JsonSubTypes.Type(value = CreditCardPayment.class,   name = "credit_card"),
+        @JsonSubTypes.Type(value = BankTransferPayment.class, name = "bank_transfer")
+})
+public abstract class PaymentMethod {
+    private Long   paymentId;
+    private double amountDue;
+
+    public Long   getPaymentId()  { return paymentId; }
+    public double getAmountDue()  { return amountDue; }
+    public void setPaymentId(Long v)   { this.paymentId = v; }
+    public void setAmountDue(double v) { this.amountDue = v; }
+}