add serializer for leagues in golfer, reorganize serializers

1 files changed, 81 insertions, 0 deletions

diff --git a/src/main/java/design/persistence/Serializers.java b/src/main/java/design/persistence/Serializers.java
new file mode 100644
index 0000000..ab4b18b
--- /dev/null
+++ b/src/main/java/design/persistence/Serializers.java
@@ -0,0 +1,81 @@
+package design.persistence;
+
+import com.fasterxml.jackson.core.JsonGenerator;
+import com.fasterxml.jackson.core.JsonParser;
+import com.fasterxml.jackson.core.util.DefaultIndenter;
+import com.fasterxml.jackson.core.util.DefaultPrettyPrinter;
+import com.fasterxml.jackson.databind.DeserializationContext;
+import com.fasterxml.jackson.databind.JsonDeserializer;
+import com.fasterxml.jackson.databind.JsonSerializer;
+import com.fasterxml.jackson.databind.SerializerProvider;
+import design.model.Course;
+import design.model.Golfer;
+import design.model.League;
+
+import java.io.IOException;
+
+public class Serializers {
+    public static class CustomPrettyPrinter extends DefaultPrettyPrinter {
+        public CustomPrettyPrinter() {
+            super._arrayIndenter = new DefaultIndenter();
+            super._objectFieldValueSeparatorWithSpaces = _separators.getObjectFieldValueSeparator() + " ";
+            super._arrayEmptySeparator = "";
+        }
+
+        @Override
+        public CustomPrettyPrinter createInstance() {
+            return new CustomPrettyPrinter();
+        }
+    }
+
+    public static class CourseIdSerializer extends JsonSerializer<Course> {
+        @Override
+        public void serialize(Course course, JsonGenerator gen, SerializerProvider serializers) throws IOException {
+            gen.writeNumber(course.getId());
+        }
+    }
+
+    public static class CourseIdDeserializer extends JsonDeserializer<Course> {
+        MasterDatabase masterDB = MasterDatabase.instance();
+
+        @Override
+        public Course deserialize(JsonParser p, DeserializationContext context) throws IOException {
+            int id = p.getValueAsInt();
+            return masterDB.getCourse(id);
+        }
+    }
+
+    public static class LeagueIDSerializer extends JsonSerializer<League> {
+        @Override
+        public void serialize(League value, JsonGenerator gen, SerializerProvider serializers) throws IOException {
+            gen.writeNumber(value.getId());
+        }
+    }
+
+    public static class LeagueIDDeserializer extends JsonDeserializer<League> {
+        LeagueDatabase leagueDB = LeagueDatabase.instance();
+
+        @Override
+        public League deserialize(JsonParser p, DeserializationContext ctxt) throws IOException {
+            int id = p.getValueAsInt();
+            return leagueDB.getLeague(id);
+        }
+    }
+
+    public static class GolferUsernameSerializer extends JsonSerializer<Golfer> {
+        @Override
+        public void serialize(Golfer course, JsonGenerator gen, SerializerProvider serializers) throws IOException {
+            gen.writeString(course.getUsername());
+        }
+    }
+
+    public static class GolferUsernameDeserializer extends JsonDeserializer<Golfer> {
+        PersonalDatabase personalDB = PersonalDatabase.instance();
+
+        @Override
+        public Golfer deserialize(JsonParser p, DeserializationContext context) throws IOException {
+            String username = p.getValueAsString();
+            return personalDB.getGolfer(username);
+        }
+    }
+}