#50 - Implementing custom deserializer as well for Configurations

src/main/java/in/ashwanthkumar/gocd/slack/base/serializer/ConfigurationsSerDe.java

@@ -0,0 +1,37 @@
+package in.ashwanthkumar.gocd.slack.base.serializer;
+
+import com.google.gson.*;
+import in.ashwanthkumar.gocd.slack.base.config.Configuration;
+import in.ashwanthkumar.gocd.slack.base.config.Configurations;
+import in.ashwanthkumar.utils.collections.Lists;
+import in.ashwanthkumar.utils.func.Function;
+
+import java.lang.reflect.Type;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+import java.util.TreeMap;
+
+public class ConfigurationsSerDe implements JsonSerializer<Configurations>, JsonDeserializer<Configurations> {
+ @Override
+ public JsonElement serialize(Configurations configurations, Type type, JsonSerializationContext jsonSerializationContext) {
+ Map<String, Configuration> configMap = new TreeMap<>();
+ for (Configuration configuration : configurations) {
+ configMap.put(configuration.getId(), configuration);
+ }
+ return jsonSerializationContext.serialize(configMap);
+ }
+
+ @Override
+ public Configurations deserialize(JsonElement jsonElement, Type type, final JsonDeserializationContext jsonDeserializationContext) throws JsonParseException {
+ JsonObject json = jsonElement.getAsJsonObject();
+ List<Configuration> configurations = new ArrayList<>();
+ for (Map.Entry<String, JsonElement> element : json.entrySet()) {
+ String id = element.getKey();
+ Configuration config = jsonDeserializationContext.deserialize(json.get(id), Configuration.class);
+ config.setId(id);
+ configurations.add(config);
+ }
+ return new Configurations(configurations);
+ }
+}

src/main/java/in/ashwanthkumar/gocd/slack/base/serializer/GsonFactory.java

@@ -19,7 +19,7 @@ public static Gson getGson() {
 
  private GsonFactory() {
  gsonBuilder = new GsonBuilder();
- gsonBuilder.registerTypeAdapter(Configurations.class, new ConfigurationsSerializer());
+ gsonBuilder.registerTypeAdapter(Configurations.class, new ConfigurationsSerDe());
  gsonBuilder.disableHtmlEscaping();
  }
 }

src/test/java/in/ashwanthkumar/gocd/slack/base/serializer/ConfigurationsSerializerTest.java → src/test/java/in/ashwanthkumar/gocd/slack/base/serializer/ConfigurationsSerDeTest.java

@@ -12,7 +12,7 @@
 import static org.hamcrest.CoreMatchers.is;
 import static org.junit.Assert.assertThat;
 
-public class ConfigurationsSerializerTest {
+public class ConfigurationsSerDeTest {
  @Test
  public void shouldSerializeConfigurationsProperly() {
  Configurations configurations = new Configurations(Lists.of(
@@ -30,4 +30,21 @@ public void shouldSerializeConfigurationsProperly() {
  assertThat(configAsJson, is(expectedJson));
  }
 
+ @Test
+ public void shouldDeserializeConfigurations() {
+ String input = "{\"pluginConfig\":{\"display-name\":\"Pipeline Notification Rules\",\"default-value\":\"\",\"display-order\":1,\"required\":false,\"secure\":false}," +
+ "\"server-url-external\":{\"display-name\":\"External GoCD Server\",\"default-value\":\"\",\"display-order\":1,\"required\":false,\"secure\":false}}";
+ Configurations configurations = GsonFactory.getGson().fromJson(input, Configurations.class);
+ assertThat(configurations.size(), is(2));
+
+ Configuration c1 = configurations.get(0);
+ Configuration e1 = new Configuration().setId("pluginConfig").setDisplayName("Pipeline Notification Rules").setDisplayOrder(1);
+ assertThat(c1, is(e1));
+
+ Configuration c2 = configurations.get(1);
+ Configuration e2 = new Configuration().setId("server-url-external").setDisplayName("External GoCD Server").setDisplayOrder(1);
+ assertThat(c2, is(e2));
+ }
+
+
 }