/*
 * Copyright (C)  Tony Green, Litepal Framework Open Source Project
 *
 * 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 org.litepal;

import org.litepal.exceptions.GlobalException;

import android.app.Application;
import android.content.Context;

/**
 * Base class of LitePal to make things easier when developers need to use
 * context. When you need context, just use
 * <b>LitePalApplication.getContext()</b>. To make this function work, you need
 * to configure your AndroidManifest.xml. Specifying
 * <b>"org.litepal.LitePalApplication"</b> as the application name in your
 * &lt;application&gt; tag to enable LitePal get the context. Of course if you
 * need to write your own Application class, LitePal can still live with that.
 * But just remember make your own Application class inherited from
 * LitePalApplication instead of inheriting from Application directly. This can
 * make all things work without side effects. <br>
 * Besides if you don't want use the above way, you can also call the LitePalApplication.initialize(Context)
 * method to do the same job. Just remember call this method as early as possible, in Application's onCreate()
 * method will be fine.
 * 
 * @author Tony Green
 * @since 1.0
 */
public class LitePalApplication extends Application {

	/**
	 * Global application context.
	 */
	private static Context sContext;

	/**
	 * Construct of LitePalApplication. Initialize application context.
	 */
	public LitePalApplication() {
		sContext = this;
	}

    public static void initialize(Context context) {
        sContext = context;
    }

	/**
	 * Get the global application context.
	 * 
	 * @return Application context.
	 * @throws org.litepal.exceptions.GlobalException
	 */
	public static Context getContext() {
		if (sContext == null) {
			throw new GlobalException(GlobalException.APPLICATION_CONTEXT_IS_NULL);
		}
		return sContext;
	}

}

/*
 * Copyright (C)  Tony Green, Litepal Framework Open Source Project
 *
 * 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 org.litepal;

import org.litepal.exceptions.GlobalException;

import android.app.Application;
import android.content.Context;

/**
 * Base class of LitePal to make things easier when developers need to use
 * context. When you need context, just use
 * <b>LitePalApplication.getContext()</b>. To make this function work, you need
 * to configure your AndroidManifest.xml. Specifying
 * <b>"org.litepal.LitePalApplication"</b> as the application name in your
 * &lt;application&gt; tag to enable LitePal get the context. Of course if you
 * need to write your own Application class, LitePal can still live with that.
 * But just remember make your own Application class inherited from
 * LitePalApplication instead of inheriting from Application directly. This can
 * make all things work without side effects. <br>
 * Besides if you don't want use the above way, you can also call the LitePalApplication.initialize(Context)
 * method to do the same job. Just remember call this method as early as possible, in Application's onCreate()
 * method will be fine.
 * 
 * @author Tony Green
 * @since 1.0
 */
public class LitePalApplication extends Application {

	/**
	 * Global application context.
	 */
	private static Context sContext;

	/**
	 * Construct of LitePalApplication. Initialize application context.
	 */
	public LitePalApplication() {
		sContext = this;
	}

    /**
     * Initialize to make LitePal ready to work. If you didn't configure LitePalApplication
	 * in the AndroidManifest.xml, make sure you call this method as soon as possible. In
	 * Application's onCreate() method will be fine.
	 *
     * @param context
	 * 		Application context.
     */
    public static void initialize(Context context) {
        sContext = context;
    }

	/**
	 * Get the global application context.
	 * 
	 * @return Application context.
	 * @throws org.litepal.exceptions.GlobalException
	 */
	public static Context getContext() {
		if (sContext == null) {
			throw new GlobalException(GlobalException.APPLICATION_CONTEXT_IS_NULL);
		}
		return sContext;
	}

}

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