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package com.nytimes.android.external.store.middleware.moshi;

import com.nytimes.android.external.store.base.Parser;
import com.squareup.moshi.JsonAdapter;
import com.squareup.moshi.Moshi;

import java.io.IOException;
import java.lang.reflect.Type;

import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import javax.inject.Inject;

import okio.BufferedSource;

public class MoshiSourceParser implements Parser {

    private final JsonAdapter jsonAdapter;

    @Inject
    public MoshiSourceParser(@Nonnull Moshi moshi, @Nonnull Type type) {
        jsonAdapter = moshi.adapter(type);
    }

    @Override
    @Nullable
    public Parsed call(BufferedSource source) {
        try {
            return jsonAdapter.fromJson(source);
        } catch (IOException e) {
            return null;
        }
    }
}