70 lines
2.1 KiB
Java
70 lines
2.1 KiB
Java
/*
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* Copyright © 2010 Mike Beattie <mike@ethernal.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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*/
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package org.altusmetrum.altoslib_14;
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import java.io.*;
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import java.util.*;
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import java.text.*;
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public abstract class AltosPreferencesBackend {
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public abstract String getString(String key, String def);
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public abstract void putString(String key, String value);
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public abstract int getInt(String key, int def);
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public abstract void putInt(String key, int value);
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public abstract double getDouble(String key, double def);
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public abstract void putDouble(String key, double value);
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public abstract boolean getBoolean(String key, boolean def);
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public abstract void putBoolean(String key, boolean value);
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public abstract byte[] getBytes(String key, byte[] def);
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public abstract void putBytes(String key, byte[] value);
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public AltosJson getJson(String key) {
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String value = getString(key, null);
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if (value == null)
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return null;
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try {
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return AltosJson.fromString(value);
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} catch (IllegalArgumentException ie) {
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return null;
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}
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}
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public void putJson(String key, AltosJson j) {
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putString(key, j.toString());
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}
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public abstract boolean nodeExists(String key);
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public abstract AltosPreferencesBackend node(String key);
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public abstract String[] keys();
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public abstract void remove(String key);
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public abstract void flush();
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public abstract File homeDirectory();
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public abstract void debug(String format, Object ... arguments);
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}
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