BAEL-3326, "Optimizing JSON Schema for production use":

Optimized imports and formatted source.

json/src/main/java/com/baeldung/jsonoptimization/Customer.java

@@ -116,7 +116,7 @@ public class Customer {
 
     public static Customer[] fromMockFile() throws IOException {
         ObjectMapper objectMapper = new ObjectMapper();
-        InputStream jsonFile = new FileInputStream("src/test/resources/json_optimization_mock_data.json"); 
+        InputStream jsonFile = new FileInputStream("src/test/resources/json_optimization_mock_data.json");
         Customer[] feedback = objectMapper.readValue(jsonFile, Customer[].class);
         return feedback;
     }

json/src/main/java/com/baeldung/jsonoptimization/CustomerDeserializer.java

@@ -2,39 +2,43 @@ package com.baeldung.jsonoptimization;
 
 import java.io.IOException;
 
-import com.fasterxml.jackson.core.JsonGenerator;
 import com.fasterxml.jackson.core.JsonParser;
 import com.fasterxml.jackson.core.ObjectCodec;
 import com.fasterxml.jackson.databind.DeserializationContext;
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.SerializerProvider;
 import com.fasterxml.jackson.databind.deser.std.StdDeserializer;
-import com.fasterxml.jackson.databind.ser.std.StdSerializer;
 
-public class CustomerDeserializer  extends StdDeserializer<Customer> {
+public class CustomerDeserializer extends StdDeserializer<Customer> {
     private static final long serialVersionUID = 1L;
 
     public CustomerDeserializer() {
         this(null);
     }
-    
+
     public CustomerDeserializer(Class<Customer> t) {
         super(t);
     }
-    
+
     @Override
     public Customer deserialize(JsonParser parser, DeserializationContext deserializer) throws IOException {
         Customer feedback = new Customer();
         ObjectCodec codec = parser.getCodec();
         JsonNode node = codec.readTree(parser);
-        
+
-        feedback.setId(node.get(0).asLong());
+        feedback.setId(node.get(0)
-        feedback.setFirstName(node.get(1).asText());
+            .asLong());
-        feedback.setLastName(node.get(2).asText());
+        feedback.setFirstName(node.get(1)
-        feedback.setStreet(node.get(3).asText());
+            .asText());
-        feedback.setPostalCode(node.get(4).asText());
+        feedback.setLastName(node.get(2)
-        feedback.setCity(node.get(5).asText());
+            .asText());
-        feedback.setState(node.get(6).asText());
+        feedback.setStreet(node.get(3)
+            .asText());
+        feedback.setPostalCode(node.get(4)
+            .asText());
+        feedback.setCity(node.get(5)
+            .asText());
+        feedback.setState(node.get(6)
+            .asText());
         JsonNode phoneNumber = node.get(7);
         feedback.setPhoneNumber(phoneNumber.isNull() ? null : phoneNumber.asText());
         JsonNode email = node.get(8);

json/src/main/java/com/baeldung/jsonoptimization/CustomerNoNull.java

@@ -4,19 +4,19 @@ import com.fasterxml.jackson.annotation.JsonInclude;
 
 @JsonInclude(JsonInclude.Include.NON_NULL)
 public class CustomerNoNull extends Customer {
-    
+
     @Override
     public String toString() {
         return "CustomerNoNull [toString()=" + super.toString() + "]";
     }
 
     public static CustomerNoNull[] fromCustomers(Customer[] customers) {
-        CustomerNoNull[] feedback = new CustomerNoNull[customers.length];   
+        CustomerNoNull[] feedback = new CustomerNoNull[customers.length];
-            
+
-        for(int i = 0; i < customers.length; i++) {
+        for (int i = 0; i < customers.length; i++) {
             Customer aCustomer = customers[i];
             CustomerNoNull newOne = new CustomerNoNull();
-            
+
             newOne.setId(aCustomer.getId());
             newOne.setFirstName(aCustomer.getFirstName());
             newOne.setLastName(aCustomer.getLastName());
@@ -26,11 +26,11 @@ public class CustomerNoNull extends Customer {
             newOne.setState(aCustomer.getState());
             newOne.setPhoneNumber(aCustomer.getPhoneNumber());
             newOne.setEmail(aCustomer.getEmail());
-            
+
             feedback[i] = newOne;
         }
-        
+
         return feedback;
     }
-    
+
 }

json/src/main/java/com/baeldung/jsonoptimization/CustomerSerializer.java

@@ -6,21 +6,21 @@ import com.fasterxml.jackson.core.JsonGenerator;
 import com.fasterxml.jackson.databind.SerializerProvider;
 import com.fasterxml.jackson.databind.ser.std.StdSerializer;
 
-public class CustomerSerializer  extends StdSerializer<Customer> {
+public class CustomerSerializer extends StdSerializer<Customer> {
     private static final long serialVersionUID = 1L;
 
     public CustomerSerializer() {
         this(null);
     }
-    
+
     public CustomerSerializer(Class<Customer> t) {
         super(t);
     }
-    
+
     @Override
     public void serialize(Customer customer, JsonGenerator jsonGenerator, SerializerProvider serializer) throws IOException {
         jsonGenerator.writeStartArray();
-        jsonGenerator.writeNumber(customer.getId());        
+        jsonGenerator.writeNumber(customer.getId());
         jsonGenerator.writeString(customer.getFirstName());
         jsonGenerator.writeString(customer.getLastName());
         jsonGenerator.writeString(customer.getStreet());

json/src/main/java/com/baeldung/jsonoptimization/CustomerShortNames.java

@@ -2,97 +2,113 @@ package com.baeldung.jsonoptimization;
 
 import java.util.Objects;
 
-import com.fasterxml.jackson.annotation.JsonGetter;
-import com.fasterxml.jackson.annotation.JsonInclude;
 import com.fasterxml.jackson.annotation.JsonProperty;
 
 public class CustomerShortNames {
 
     private long id;
-    
+
     @JsonProperty("f")
     private String firstName;
-    
+
     @JsonProperty("l")
     private String lastName;
-    
+
     @JsonProperty("s")
     private String street;
-    
+
     @JsonProperty("p")
     private String postalCode;
-    
+
     @JsonProperty("c")
     private String city;
-    
+
     @JsonProperty("a")
     private String state;
-    
+
     @JsonProperty("o")
     private String phoneNumber;
-    
+
     @JsonProperty("e")
     private String email;
-    
+
     public long getId() {
         return id;
     }
+
     public void setId(long id) {
         this.id = id;
     }
+
     public String getFirstName() {
         return firstName;
     }
+
     public void setFirstName(String firstName) {
         this.firstName = firstName;
     }
+
     public String getLastName() {
         return lastName;
     }
+
     public void setLastName(String lastName) {
         this.lastName = lastName;
     }
+
     public String getStreet() {
         return street;
     }
+
     public void setStreet(String street) {
         this.street = street;
     }
+
     public String getPostalCode() {
         return postalCode;
     }
+
     public void setPostalCode(String postalCode) {
         this.postalCode = postalCode;
     }
+
     public String getCity() {
         return city;
     }
+
     public void setCity(String city) {
         this.city = city;
     }
+
     public String getState() {
         return state;
     }
+
     public void setState(String state) {
         this.state = state;
     }
+
     public String getPhoneNumber() {
         return phoneNumber;
     }
+
     public void setPhoneNumber(String phoneNumber) {
         this.phoneNumber = phoneNumber;
     }
+
     public String getEmail() {
         return email;
     }
+
     public void setEmail(String email) {
         this.email = email;
     }
-    
+
     @Override
     public int hashCode() {
         return Objects.hash(city, email, firstName, id, lastName, phoneNumber, postalCode, state, street);
     }
+
     @Override
     public boolean equals(Object obj) {
         if (this == obj) {
@@ -105,20 +121,20 @@ public class CustomerShortNames {
         return Objects.equals(city, other.city) && Objects.equals(email, other.email) && Objects.equals(firstName, other.firstName) && id == other.id && Objects.equals(lastName, other.lastName) && Objects.equals(phoneNumber, other.phoneNumber)
             && Objects.equals(postalCode, other.postalCode) && Objects.equals(state, other.state) && Objects.equals(street, other.street);
     }
-    
+
     @Override
     public String toString() {
         return "CustomerWithShorterAttributes [id=" + id + ", firstName=" + firstName + ", lastName=" + lastName + ", street=" + street + ", postalCode=" + postalCode + ", city=" + city + ", state=" + state + ", phoneNumber=" + phoneNumber + ", email=" + email
             + "]";
-    }    
+    }
 
     public static CustomerShortNames[] fromCustomers(Customer[] customers) {
-        CustomerShortNames[] feedback = new CustomerShortNames[customers.length];   
+        CustomerShortNames[] feedback = new CustomerShortNames[customers.length];
-            
+
-        for(int i = 0; i < customers.length; i++) {
+        for (int i = 0; i < customers.length; i++) {
             Customer aCustomer = customers[i];
             CustomerShortNames newOne = new CustomerShortNames();
-            
+
             newOne.setId(aCustomer.getId());
             newOne.setFirstName(aCustomer.getFirstName());
             newOne.setLastName(aCustomer.getLastName());
@@ -128,11 +144,11 @@ public class CustomerShortNames {
             newOne.setState(aCustomer.getState());
             newOne.setPhoneNumber(aCustomer.getPhoneNumber());
             newOne.setEmail(aCustomer.getEmail());
-            
+
             feedback[i] = newOne;
         }
-        
+
         return feedback;
     }
-    
+
 }

json/src/main/java/com/baeldung/jsonoptimization/CustomerShortNamesNoNull.java

@@ -1,24 +1,22 @@
 package com.baeldung.jsonoptimization;
 
 import com.fasterxml.jackson.annotation.JsonInclude;
-import com.fasterxml.jackson.annotation.JsonProperty;
 
 @JsonInclude(JsonInclude.Include.NON_NULL)
 public class CustomerShortNamesNoNull extends CustomerShortNames {
-    
+
-    
     @Override
     public String toString() {
         return "CustomerShortNamesNoNull [toString()=" + super.toString() + "]";
     }
-    
+
     public static CustomerShortNamesNoNull[] fromCustomers(Customer[] customers) {
-        CustomerShortNamesNoNull[] feedback = new CustomerShortNamesNoNull[customers.length];   
+        CustomerShortNamesNoNull[] feedback = new CustomerShortNamesNoNull[customers.length];
-            
+
-        for(int i = 0; i < customers.length; i++) {
+        for (int i = 0; i < customers.length; i++) {
             Customer aCustomer = customers[i];
             CustomerShortNamesNoNull newOne = new CustomerShortNamesNoNull();
-            
+
             newOne.setId(aCustomer.getId());
             newOne.setFirstName(aCustomer.getFirstName());
             newOne.setLastName(aCustomer.getLastName());
@@ -28,10 +26,10 @@ public class CustomerShortNamesNoNull extends CustomerShortNames {
             newOne.setState(aCustomer.getState());
             newOne.setPhoneNumber(aCustomer.getPhoneNumber());
             newOne.setEmail(aCustomer.getEmail());
-            
+
             feedback[i] = newOne;
         }
-        
+
         return feedback;
     }
 

json/src/main/java/com/baeldung/jsonoptimization/CustomerSlim.java

@@ -54,21 +54,20 @@ public class CustomerSlim {
     }
 
     public static CustomerSlim[] fromCustomers(Customer[] customers) {
-        CustomerSlim[] feedback = new CustomerSlim[customers.length];   
+        CustomerSlim[] feedback = new CustomerSlim[customers.length];
-            
+
-        for(int i = 0; i < customers.length; i++) {
+        for (int i = 0; i < customers.length; i++) {
             Customer aCustomer = customers[i];
             CustomerSlim newOne = new CustomerSlim();
-            
+
             newOne.setId(aCustomer.getId());
             newOne.setName(aCustomer.getFirstName() + " " + aCustomer.getLastName());
             newOne.setAddress(aCustomer.getStreet() + ", " + aCustomer.getCity() + " " + aCustomer.getState() + " " + aCustomer.getPostalCode());
-            
+
             feedback[i] = newOne;
         }
-        
+
         return feedback;
     }
 
-
 }