com.antosara.akandaka.IO.java Source code

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Here is the source code for com.antosara.akandaka.IO.java

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/*
 Copyright (c) 2014 Vinay Penmatsa
    
 This file is part of Akandaka.
    
 Akandaka is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation, either version 3 of the License, or
 (at your option) any later version.
    
 Akandaka is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
    
 You should have received a copy of the GNU General Public License
 along with Akandaka.  If not, see <http://www.gnu.org/licenses/>.
 */
package com.antosara.akandaka;

import com.antosara.akandaka.model.EncryptedDatabase;
import com.fasterxml.jackson.databind.ObjectMapper;
import java.io.File;
import java.io.IOException;

/**
 *
 * @author Vinay Penmatsa
 */
public class IO {

    private final File database;

    public IO(File db) throws IOException {
        this.database = db;
        if (!this.database.exists()) {
            throw new IOException("File doesn't exist");
        }
    }

    public EncryptedDatabase read() throws IOException {
        ObjectMapper mapper = new ObjectMapper();
        EncryptedDatabase db = mapper.readValue(database, EncryptedDatabase.class);
        return db;
    }

    public void write(EncryptedDatabase db) throws IOException {
        ObjectMapper mapper = new ObjectMapper();
        mapper.writeValue(database, db);
    }
}