Author: julien(a)jboss.com Date: 2007-03-02 21:43:49 -0500 (Fri, 02 Mar 2007) New Revision: 6495 Added: trunk/core-admin/src/main/org/jboss/portal/core/admin/ui/PreferencesBean.java Log: forgot to add one class in the previous commits Added: trunk/core-admin/src/main/org/jboss/portal/core/admin/ui/PreferencesBean.java =================================================================== --- trunk/core-admin/src/main/org/jboss/portal/core/admin/ui/PreferencesBean.java (rev 0) +++ trunk/core-admin/src/main/org/jboss/portal/core/admin/ui/PreferencesBean.java 2007-03-03 02:43:49 UTC (rev 6495) @@ -0,0 +1,130 @@ +/****************************************************************************** + * JBoss, a division of Red Hat * + * Copyright 2006, Red Hat Middleware, LLC, and individual * + * contributors as indicated by the @authors tag. See the * + * copyright.txt in the distribution for a full listing of * + * individual contributors. * + * * + * This is free software; you can redistribute it and/or modify it * + * under the terms of the GNU Lesser General Public License as * + * published by the Free Software Foundation; either version 2.1 of * + * the License, or (at your option) any later version. * + * * + * This software 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 * + * Lesser General Public License for more details. * + * * + * You should have received a copy of the GNU Lesser General Public * + * License along with this software; if not, write to the Free * + * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA * + * 02110-1301 USA, or see the FSF site: http://www.fsf.org. * + ******************************************************************************/ +package org.jboss.portal.core.admin.ui; + +import org.jboss.portal.portlet.info.PreferenceInfo; +import org.jboss.portal.common.value.Value; + +import java.util.List; +import java.util.ArrayList; +import java.util.Collections; + +/** + * @author <a href="mailto:julien@jboss.org">Julien Viet</a> + * @version $Revision: 1.1 $ + */ +public class PreferencesBean +{ + + /** . */ + List entries; + + /** . */ + int selectedIndex; + + /** . */ + private boolean mutable; + + public PreferencesBean(boolean mutable) + { + this.entries = new ArrayList(); + this.selectedIndex = -1; + this.mutable = mutable; + } + + public boolean isMutable() + { + return mutable; + } + + public int getSelectedIndex() + { + return selectedIndex; + } + + public void setSelectedIndex(int selectedIndex) + { + if (selectedIndex < 0 || selectedIndex >= entries.size()) + { + throw new IllegalArgumentException(); + } + this.selectedIndex = selectedIndex; + } + + public void unselectEntry() + { + selectedIndex = -1; + } + + public PreferenceBean getSelectedEntry() + { + if (selectedIndex < 0 || selectedIndex >= entries.size()) + { + return null; + } + return (PreferenceBean)entries.get(selectedIndex); + } + + public void addEntry(PreferenceInfo prefInfo) + { + if (mutable) + { + throw new IllegalStateException("Cannot add non mutable entry to a mutable preferences bean"); + } + + // + addEntry(new PreferenceBean(prefInfo, null)); + } + + public void addEntry(PreferenceInfo prefInfo, Value value) + { + if (mutable == false) + { + throw new IllegalStateException("Cannot add mutable entry to a non mutable preferences bean"); + } + + // + addEntry(new PreferenceBean(prefInfo, value)); + } + + private void addEntry(PreferenceBean pref) + { + if (pref.container != null) + { + throw new IllegalArgumentException("Already contained somewhere"); + } + pref.container = this; + entries.add(pref); + Collections.sort(entries); + } + + public List getEntries() + { + return Collections.unmodifiableList(entries); + } + + public int getSize() + { + return entries.size(); + } +}