com.android.fastlibrary.util.AutoValueAdapterFactory.java Source code

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Here is the source code for com.android.fastlibrary.util.AutoValueAdapterFactory.java

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/*
 * Copyright (C) 2014 loQua.Xee <loquaciouser@gmail.com>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.android.fastlibrary.util;

import com.google.gson.Gson;
import com.google.gson.TypeAdapter;
import com.google.gson.TypeAdapterFactory;
import com.google.gson.reflect.TypeToken;

/**
 * Do one thing at a time, and do well!
 *
 * @Prject: FugaoApps
 * @Location: com.fugao.common.util.AutoValueAdapterFactory
 * @Description: TODO
 * @author:     xiqiang@fugao.com
 * @date: 2014/8/18 11:23
 * @version: V1.0
 */

public class AutoValueAdapterFactory implements TypeAdapterFactory {
    private static final String TAG = "Fugao-AutoValueAdapterFactory";

    @SuppressWarnings("unchecked")
    @Override
    public <T> TypeAdapter<T> create(final Gson gson, final TypeToken<T> type) {
        Class<? super T> rawType = type.getRawType();
        if (!rawType.isAnnotationPresent(AutoGson.class)) {
            return null;
        }

        String packageName = rawType.getPackage().getName();
        String className = rawType.getName().substring(packageName.length() + 1).replace('$', '_');
        String autoValueName = packageName + ".AutoValue_" + className;

        try {
            Class<?> autoValueType = Class.forName(autoValueName);
            return (TypeAdapter<T>) gson.getAdapter(autoValueType);
        } catch (ClassNotFoundException e) {
            throw new RuntimeException("Could not load AutoValue type " + autoValueName, e);
        }
    }
}