litesoft
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litesoft / trunk / Java / core / Server / src / org / litesoft / configuration / ConfigAccessorFactoryPreferences.java
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// This Source Code is in the Public Domain per: http://litesoft.org/License.txt package org.litesoft.configuration; import java.util.prefs.*; import org.litesoft.core.typeutils.*; public class ConfigAccessorFactoryPreferences implements ConfigDataAccessorFactory { private ConfigDataAccessor mAccessor; public ConfigAccessorFactoryPreferences( String pLoadedFrom, ConfigDataAccessor.Level pLevel, Preferences pPrefs ) { Objects.assertNotNull( "Preferences", pPrefs ); Objects.assertNotNull( "Level", pLevel ); mAccessor = new ConfigDataAccessorImpl( pLoadedFrom, pLevel, pPrefs ); } public ConfigAccessorFactoryPreferences( String pLoadedFrom, String pPreferenceNodeKey_ApplicationName ) { this( pLoadedFrom, ConfigDataAccessor.Level.MACHINE, Preferences.systemRoot().node( pPreferenceNodeKey_ApplicationName ) ); // this( pLoadedFrom, ConfigDataAccessor.Level.USER, Preferences.userRoot().node( pPreferenceNodeKey_ApplicationName ) ); } @Override public ConfigDataAccessor createConfigDataAccessor() { return mAccessor; } private static class ConfigDataAccessorImpl extends AbstractConfigDataAccessor { private final Preferences mPrefs; public ConfigDataAccessorImpl( String pLoadedFrom, Level pLevel, Preferences pPrefs ) { super( null, pLoadedFrom, pLevel ); mPrefs = pPrefs; } @Override protected String getExceptionPlus() { return " Preference Node: " + mPrefs; } @Override protected void setOtherLevelKeyValue( String pKey, String pValue ) { if ( pValue == null ) { try { mPrefs.remove( pKey ); } catch ( IllegalStateException e ) { return; // No Node so technically already Removed! } } else { mPrefs.put( pKey, pValue ); } try { mPrefs.flush(); } catch ( BackingStoreException e ) { throw new RuntimeException( e ); } } @Override protected String[] getBaseKeys() { try { return mPrefs.keys(); } catch ( BackingStoreException e ) { throw new RuntimeException( e ); } } @Override protected String getBaseValue( String pKey ) { try { return mPrefs.get( pKey, null ); } catch ( IllegalStateException e ) { return null; // No Node == No Value -> null! } } } } |
Commits for litesoft/trunk/Java/core/Server/src/org/litesoft/configuration/ConfigAccessorFactoryPreferences.java
Revision | Author | Commited | Message |
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804 Diff | GeorgeS | Wed 15 Aug, 2012 12:48:51 +0000 | |
475 Diff | GeorgeS | Sat 03 Sep, 2011 13:54:51 +0000 | |
474 Diff | GeorgeS | Fri 02 Sep, 2011 14:29:50 +0000 | Switch to Properties and eliminate some of the Per App shit |
151 Diff | GeorgeS | Thu 17 Mar, 2011 04:16:22 +0000 | |
49 Diff | GeorgeS | Mon 12 Apr, 2010 02:59:10 +0000 | License Text |
48 Diff | GeorgeS | Sun 11 Apr, 2010 16:15:16 +0000 | |
24 Diff | GeorgeS | Wed 24 Feb, 2010 01:51:38 +0000 | |
2 | GeorgeS | Sun 07 Feb, 2010 12:50:58 +0000 |