src/main/java/com/fairphone/hiccup/app/HiccupReportDBHelper.java

/*
 * Copyright (C) 2016 Fairphone B.V.
 *
 * 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.fairphone.hiccup.app;

import android.content.Context;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;

class HiccupReportDBHelper extends SQLiteOpenHelper {
    // If you change the database schema, you must increment the database version.
    private static final int DATABASE_VERSION = 4;
    private static final String DATABASE_NAME = "crashreport.db";
    private static final String TEXT_TYPE = " TEXT";
    private static final String COMMA_SEP = ",";
    private static final String SQL_CREATE_ENTRIES =
            "CREATE TABLE " + HiccupReportDBContract.reportEntry.TABLE_NAME + " (" +
                    HiccupReportDBContract.reportEntry._ID + " INTEGER PRIMARY KEY," +
                    HiccupReportDBContract.reportEntry.COLUMN_NAME_BUILDFINGERPRINT + TEXT_TYPE + COMMA_SEP +
                    HiccupReportDBContract.reportEntry.COLUMN_NAME_UPTIME + TEXT_TYPE + COMMA_SEP +
                    HiccupReportDBContract.reportEntry.COLUMN_NAME_AUX_DATA + TEXT_TYPE + COMMA_SEP +
                    HiccupReportDBContract.reportEntry.COLUMN_NAME_BOOTREASON + TEXT_TYPE + COMMA_SEP +
                    HiccupReportDBContract.reportEntry.COLUMN_NAME_POWERONREASON + TEXT_TYPE + COMMA_SEP +
                    HiccupReportDBContract.reportEntry.COLUMN_NAME_POWEROFFREASON + TEXT_TYPE + COMMA_SEP +
                    HiccupReportDBContract.reportEntry.COLUMN_NAME_DATE + " DATETIME " + COMMA_SEP +
                    HiccupReportDBContract.reportEntry.COLUMN_NAME_LOGFILE_PATH + TEXT_TYPE + COMMA_SEP +
                    HiccupReportDBContract.reportEntry.COLUMN_NAME_REPORT_TYPE + TEXT_TYPE + COMMA_SEP +
                    HiccupReportDBContract.reportEntry.COLUMN_NAME_UPLOAD_COMPLETE + " BOOLEAN " + COMMA_SEP +
                    HiccupReportDBContract.reportEntry.COLUMN_NAME_DEVICE_LOCAL_ID + " INTEGER " +
                    " );";
    private static final String SQL_DELETE_ENTRIES =
            "DROP TABLE IF EXISTS " + HiccupReportDBContract.reportEntry.TABLE_NAME + ";";

    public HiccupReportDBHelper(Context context) {
        super(context, DATABASE_NAME, null, DATABASE_VERSION);
    }

    public void onCreate(SQLiteDatabase db) {
        HiccupUtil.LOG("creating database");
        db.execSQL(SQL_CREATE_ENTRIES);
    }

    public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
        // This database is only a cache for online data, so its upgrade policy is
        // to simply to discard the data and start over
        db.execSQL(SQL_DELETE_ENTRIES);
        onCreate(db);
    }

    public void onDowngrade(SQLiteDatabase db, int oldVersion, int newVersion) {
        onUpgrade(db, oldVersion, newVersion);
    }
}