SubwayTooter-Android-App/app/src/main/java/jp/juggler/subwaytooter/table/ClientInfo.java

65 lines
1.6 KiB
Java

package jp.juggler.subwaytooter.table;
import android.content.ContentValues;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import org.json.JSONObject;
import jp.juggler.subwaytooter.App1;
import jp.juggler.subwaytooter.util.LogCategory;
public class ClientInfo {
static final LogCategory log = new LogCategory( "ClientInfo" );
static final String table = "client_info";
static final String COL_HOST = "h";
static final String COL_RESULT = "r";
public static void onDBCreate( SQLiteDatabase db ){
db.execSQL(
"create table if not exists " + table
+ "(_id INTEGER PRIMARY KEY"
+ ",h text not null"
+ ",r text not null"
+ ")"
);
db.execSQL(
"create unique index if not exists " + table + "_host on " + table
+ "(h"
+ ")"
);
}
public static void onDBUpgrade( SQLiteDatabase db, int oldVersion, int newVersion ){
}
public static JSONObject load( String instance ){
try{
Cursor cursor = App1.getDB().query( table, null, "h=?", new String[]{ instance }, null, null, null );
try{
if( cursor.moveToFirst() ){
return new JSONObject( cursor.getString( cursor.getColumnIndex( COL_RESULT ) ) );
}
}finally{
cursor.close();
}
}catch( Throwable ex ){
log.e( ex, "load failed." );
}
return null;
}
public static void save( String host, String json ){
try{
ContentValues cv = new ContentValues();
cv.put( COL_HOST, host );
cv.put( COL_RESULT, json );
App1.getDB().replace( table, null, cv );
}catch( Throwable ex ){
log.e( ex, "save failed." );
}
}
}