com.urbanairship.api.customevents.parse.CustomEventDeserializer Maven / Gradle / Ivy

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The Urban Airship Java client library

There is a newer version: 9.3.0

package com.urbanairship.api.customevents.parse;

import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.JsonDeserializer;
import com.google.common.base.Supplier;
import com.google.common.collect.ImmutableMap;
import com.urbanairship.api.common.parse.FieldParser;
import com.urbanairship.api.common.parse.FieldParserRegistry;
import com.urbanairship.api.common.parse.MapFieldParserRegistry;
import com.urbanairship.api.common.parse.StandardObjectDeserializer;
import com.urbanairship.api.customevents.model.CustomEventPayload;

import java.io.IOException;

public class CustomEventDeserializer extends JsonDeserializer {

    private static final FieldParserRegistry FIELD_PARSERS = new MapFieldParserRegistry(
            ImmutableMap.>builder()
            .put("occured", new FieldParser() {
                @Override
                public void parse(CustomEventReader reader, JsonParser json, DeserializationContext context) throws IOException {
                    reader.readOccured(json);
                }
            })
            .put("user", new FieldParser() {
                @Override
                public void parse(CustomEventReader reader, JsonParser json, DeserializationContext context) throws IOException {
                    reader.readUser(json);
                }
            })
            .put("body", new FieldParser() {
                @Override
                public void parse(CustomEventReader reader, JsonParser json, DeserializationContext context) throws IOException {
                    reader.readBody(json);
                }
            })
            .build()
    );

    private final StandardObjectDeserializer deserializer;

    public CustomEventDeserializer() {
        deserializer = new StandardObjectDeserializer(
                FIELD_PARSERS,
                new Supplier() {
                    @Override
                    public CustomEventReader get() {
                        return new CustomEventReader();
                    }
                }
        );
    }

    @Override
    public CustomEventPayload deserialize(JsonParser jp, DeserializationContext ctxt) throws IOException {
        return deserializer.deserialize(jp, ctxt);
    }
}