Android Open Source - android-memento Sqlite Content Provider Impl

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License

The source code is released under:

Apache License

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Java Source Code

/*
 * android-memento-lib https://github.com/twofortyfouram/android-memento
 * Copyright 2014 two forty four a.m. LLC
 */* w  w  w . j a va2  s . c  o m*/
 * 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.twofortyfouram.memento.debug.provider;

import com.twofortyfouram.assertion.Assertions;
import com.twofortyfouram.memento.R;
import com.twofortyfouram.memento.provider.sqlite.AbstractSqliteContentProvider;
import com.twofortyfouram.memento.provider.sqlite.SqliteUriMatcher;

import net.jcip.annotations.ThreadSafe;

import android.content.Context;
import android.database.sqlite.SQLiteOpenHelper;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;

/**
 * Simple concrete implementation of {@link AbstractSqliteContentProvider} for testing.
 */
@ThreadSafe
public final class SqliteContentProviderImpl extends AbstractSqliteContentProvider {

    @NonNull
    private static final String DB_FILE_NAME = "com.twofortyfouram.memento.debug.sqlite3";  //$NON-NLS-1$

    /**
     *
     * @param context Application context.
     * @return Retrieves the content authority of this provider.
     */
    /*
     * Note: We strongly suggest always reading the content authority from a string resource.
     * Because the ContentProvider authority namespace is global on Android, each application must
     * have a different ContentProvider authority.  If your application has multiple flavors on the
     * app store, then using a string resource makes it easy to replace the content authority
     * via resource overlays.
     */
    @NonNull
    public static String getContentAuthority(@NonNull final Context context) {
        Assertions.assertNotNull(context, "context"); //$NON-NLS-1$

        return context.getString(R.string.com_twofortyfouram_memento_debug_provider_authority);
    }

    @NonNull
    @Override
    public SqliteUriMatcher newSqliteUriMatcher() {
        return new SqliteUriMatcherImpl(getContext());
    }

    @NonNull
    @Override
    public SQLiteOpenHelper newSqliteOpenHelper() {
        return new SqliteOpenHelperImpl(getContext(), DB_FILE_NAME, 1);
    }
}

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