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/*
* IzPack - Copyright 2001-2008 Julien Ponge, All Rights Reserved.
*
* http://izpack.org/
* http://izpack.codehaus.org/
*
* Copyright 2002 Marcus Wolschon
* Copyright 2002 Jan Blok
* Copyright 2004 Gaganis Giorgos
* Copyright 2006,2007 Dennis Reil
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.izforge.izpack.panels.packs;
import com.izforge.izpack.api.data.InstallData;
import com.izforge.izpack.api.data.Pack;
import com.izforge.izpack.api.data.PackColor;
import com.izforge.izpack.api.data.Variables;
import com.izforge.izpack.api.exception.ResourceNotFoundException;
import com.izforge.izpack.api.resource.Messages;
import com.izforge.izpack.api.resource.Resources;
import com.izforge.izpack.api.rules.RulesEngine;
import com.izforge.izpack.installer.util.PackHelper;
import javax.swing.table.AbstractTableModel;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.util.*;
import java.util.logging.Logger;
/**
* User: Gaganis Giorgos Date: Sep 17, 2004 Time: 8:33:21 AM
*/
public class PacksModel extends AbstractTableModel
{
private static final long serialVersionUID = 3258128076746733110L;
private static final transient Logger logger = Logger.getLogger(PacksModel.class.getName());
protected List packs;
protected final List hiddenPacks;
private final List packsToInstall;
protected final transient RulesEngine rules;
protected final transient Variables variables;
private final transient InstallData installData;
private transient Messages messages;
private final Map installedPacks;
List checkValues;
private final Map nameToPack;
private final Map nameToRow;
private final boolean modifyInstallation;
public PacksModel(InstallData idata)
{
this.installData = idata;
this.rules = idata.getRules();
try{
this.messages = idata.getMessages().newMessages(Resources.PACK_TRANSLATIONS_RESOURCE_NAME);
} catch(ResourceNotFoundException ex){
this.messages=idata.getMessages();
}
this.variables = idata.getVariables();
this.packsToInstall = idata.getSelectedPacks();
this.modifyInstallation = Boolean.valueOf(idata.getVariable(InstallData.MODIFY_INSTALLATION));
this.installedPacks = loadInstallationInformation(modifyInstallation);
this.packs = getVisiblePacks();
this.hiddenPacks = getHiddenPacks();
this.nameToRow = getNametoRowMapping(packs);
this.nameToPack = getNametoPackMapping(idata.getAvailablePacks());
this.packs = setPackProperties(packs, nameToPack);
this.checkValues = initCheckValues(packs, packsToInstall);
updateConditions(true);
updatePacksToInstall();
}
/**
* @return a list of hidden packs
*/
private List getHiddenPacks()
{
List hiddenPacks = new ArrayList();
for (Pack availablePack : installData.getAvailablePacks())
{
if (availablePack.isHidden())
{
hiddenPacks.add(availablePack);
}
}
return hiddenPacks;
}
/**
* @return a list of visible packs
*/
public List getVisiblePacks()
{
List visiblePacks = new ArrayList();
for (Pack availablePack : installData.getAvailablePacks())
{
if (!availablePack.isHidden())
{
visiblePacks.add(availablePack);
}
}
return visiblePacks;
}
/**
* Generate a map from a pack's name to its pack object.
*
* @param packs list of pack objects
* @return map from a pack's name to its pack object.
*/
private Map getNametoPackMapping(List packs)
{
Map nameToPack = new HashMap();
for (Pack pack : packs)
{
nameToPack.put(pack.getName(), pack);
}
return nameToPack;
}
/**
* Generate a map from a pack's name to its row number visible on the UI.
*
* @param packs list of pack objects
* @return map from a pack's name to its row number visible on the UI
*/
private Map getNametoRowMapping(List packs)
{
Map nameToPos = new HashMap();
for (int i = 0; i < packs.size(); i++)
{
Pack pack = packs.get(i);
nameToPos.put(pack.getName(), i);
}
return nameToPos;
}
/**
* Ensure that parent packs know which packs are their children.
* Ensure that packs who have dependants know which packs depend on them
*
* @param packs packs visible to the user
* @param nameToPack mapping from pack names to pack objects
* @return packs
*/
private List setPackProperties(List packs, Map nameToPack)
{
Pack parent;
for (Pack pack : packs)
{
if (pack.hasParent())
{
String parentName = pack.getParent();
parent = nameToPack.get(parentName);
parent.addChild(pack.getName());
}
if (pack.hasDependencies())
{
for (String name : pack.getDependencies())
{
parent = nameToPack.get(name);
parent.addDependant(pack.getName());
}
}
}
return packs;
}
/**
* Helper function to retrieve a pack object based on which row it is on.
*
* @param row
* @return pack on the given row
*/
public Pack getPackAtRow(int row)
{
return this.packs.get(row);
}
private void updateConditions()
{
this.updateConditions(false);
}
/**
* Update the conditions for dependent packages.
* Update the conditions for optional packages.
*
* @param initial indicates if its the first time updating conditions.
*/
private void updateConditions(boolean initial)
{
boolean changes = true;
while (changes)
{
changes = false;
for (Pack pack : packs)
{
String packName = pack.getName();
int pos = getPos(packName);
if (!rules.canInstallPack(packName, variables))
{
logger.fine("Conditions for pack '" + packName + "' are not complied with");
if (rules.canInstallPackOptional(packName, variables))
{
logger.fine("Pack '" + packName + "' can be installed optionally.");
if (initial)
{
if (checkValues.get(pos) != CbSelectionState.DESELECTED)
{
checkValues.set(pos, CbSelectionState.DESELECTED);
changes = true;
}
}
}
else
{
if (checkValues.get(pos) != CbSelectionState.DEPENDENT_DESELECTED)
{
logger.fine("Pack '" + packName + "' cannot be installed");
checkValues.set(pos, CbSelectionState.DEPENDENT_DESELECTED);
changes = true;
}
}
}
}
}
}
/**
* Ensure that the table is up to date.
* Order does matter
*/
public void updateTable()
{
updateDeps();
updateConditions();
updatePacksToInstall();
fireTableDataChanged();
}
/**
* Initialize the data that represented the checkbox states.
*
* @param packs
* @param packsToInstall
* @return
*/
private List initCheckValues(List packs, List packsToInstall)
{
CbSelectionState[] checkValues = new CbSelectionState[packs.size()];
// If a pack is indicated to be installed checkbox value should be SELECTED
for (int i = 0; i < packs.size(); i++)
{
Pack pack = packs.get(i);
if (packsToInstall.contains(pack))
{
checkValues[i] = CbSelectionState.SELECTED;
}
else
{
checkValues[i] = CbSelectionState.DESELECTED;
}
}
// If a packs dependency cannot be resolved checkboc value should be DEPENDENT_DESELECTED
for (int i = 0; i < packs.size(); i++)
{
Pack pack = packs.get(i);
if (checkValues[i] == CbSelectionState.DESELECTED)
{
List deps = pack.getDependants();
for (int j = 0; deps != null && j < deps.size(); j++)
{
String name = deps.get(j);
int pos = getPos(name);
checkValues[pos] = CbSelectionState.DEPENDENT_DESELECTED;
}
}
// for mutual exclusion, uncheck uncompatible packs too
// (if available in the current installGroup)
CbSelectionState checkState = checkValues[i];
if (checkState != null && checkState.isFullyOrPartiallySelected() && pack.getExcludeGroup() != null)
{
for (int q = 0; q < packs.size(); q++)
{
if (q != i)
{
Pack otherPack = packs.get(q);
if (pack.getExcludeGroup().equals(otherPack.getExcludeGroup()))
{
if (checkValues[q] == CbSelectionState.SELECTED)
{
checkValues[q] = CbSelectionState.DESELECTED;
}
}
}
}
}
}
// Configure required packs
for (Pack pack : packs)
{
if (pack.isRequired())
{
checkValues = propRequirement(pack.getName(), Arrays.asList(checkValues)).toArray(new CbSelectionState[checkValues.length]);
}
}
return Arrays.asList(checkValues);
}
/**
* Configure required packs.
* @param name
* @param checkValues
* @return
*/
private List propRequirement(String name, List checkValues)
{
final int pos = getPos(name);
checkValues.set(pos, CbSelectionState.REQUIRED_SELECTED);
List deps = packs.get(pos).getDependencies();
if (deps != null)
{
for (String s : deps)
{
return propRequirement(s, checkValues);
}
}
return checkValues;
}
/**
* Given a map of names and Integer for position and a name it return the position of this name
* as an int
*
* @return position of the name
*/
private int getPos(String name)
{
return nameToRow.get(name);
}
/*
* @see TableModel#getRowCount()
*/
@Override
public int getRowCount()
{
return packs.size();
}
/*
* @see TableModel#getColumnCount()
*/
@Override
public int getColumnCount()
{
return 3;
}
/*
* @see TableModel#getColumnClass(int)
*/
@Override
public Class getColumnClass(int columnIndex)
{
switch (columnIndex)
{
case 0:
return Integer.class;
default:
return String.class;
}
}
/*
* @see TableModel#isCellEditable(int, int)
*/
@Override
public boolean isCellEditable(int rowIndex, int columnIndex)
{
CbSelectionState state = checkValues.get(rowIndex);
return state != null && state.isSelectable() && columnIndex == 0;
}
/*
* @see TableModel#getValueAt(int, int)
*/
@Override
public Object getValueAt(int rowIndex, int columnIndex)
{
Pack pack = packs.get(rowIndex);
switch (columnIndex)
{
case 0:
CbSelectionState state = checkValues.get(rowIndex);
return state != null ? checkValues.get(rowIndex) : null;
case 1:
return PackHelper.getPackName(pack, messages);
case 2:
return Pack.toByteUnitsString(pack.getSize());
default:
return null;
}
}
/**
* Toggle checkbox value from selected to deselected and vice-versa.
* @param rowIndex
*/
public void toggleValueAt(int rowIndex)
{
CbSelectionState state = checkValues.get(rowIndex);
if (state != null && checkValues.get(rowIndex) == CbSelectionState.SELECTED)
{
setValueAt(CbSelectionState.DESELECTED, rowIndex, 0);
}
else
{
setValueAt(CbSelectionState.SELECTED, rowIndex, 0);
}
}
/*
* @see TableModel#setValueAt(Object, int, int)
* Update the value of some checkbox
*/
@Override
public void setValueAt(Object checkValue, int rowIndex, int columnIndex)
{
if (!(columnIndex != 0 || !(checkValue instanceof CbSelectionState)))
{
Pack pack = packs.get(rowIndex);
boolean added;
if ((CbSelectionState) checkValue == CbSelectionState.SELECTED)
{
added = true;
String name = pack.getName();
if (rules.canInstallPack(name, variables) || rules.canInstallPackOptional(name, variables))
{
if (pack.isRequired())
{
checkValues.set(rowIndex, CbSelectionState.REQUIRED_SELECTED);
}
else
{
checkValues.set(rowIndex, CbSelectionState.SELECTED);
}
}
}
else
{
added = false;
checkValues.set(rowIndex, CbSelectionState.DESELECTED);
}
updateExcludes(rowIndex);
updateDeps();
if (added)
{
onSelectionUpdate(rowIndex);
this.packsToInstall.add(pack); //Temporarily add
updateConditions();
this.packsToInstall.remove(pack); //Redo
}
else
{
onDeselectionUpdate(rowIndex);
this.packsToInstall.remove(pack); //Temporarily remove
updateConditions();
this.packsToInstall.add(pack); //Redo
}
updatePacksToInstall();
if (pack.hasParent())
{
updateParent(pack);
}
else if (pack.hasChildren())
{
updateChildren(pack);
}
fireTableDataChanged();
}
}
/**
* Set the value of the parent pack of the given pack to SELECTED, PARTIAL_SELECT, or DESELECTED.
* Value of the pack is dependent of its children values.
*
* @param childPack
*/
private void updateParent(Pack childPack)
{
String parentName = childPack.getParent();
Pack parentPack = nameToPack.get(parentName);
int parentPosition = nameToRow.get(parentName);
int childrenSelected = 0;
for (String childName : parentPack.getChildren())
{
int childPosition = nameToRow.get(childName);
if (isChecked(childPosition))
{
childrenSelected += 1;
}
}
if (parentPack.getChildren().size() == childrenSelected)
{
if (!checkValues.get(parentPosition).isSelectable())
{
checkValues.set(parentPosition, CbSelectionState.REQUIRED_SELECTED);
}
else
{
checkValues.set(parentPosition, CbSelectionState.SELECTED);
}
}
else if (childrenSelected > 0)
{
if (!checkValues.get(parentPosition).isSelectable())
{
checkValues.set(parentPosition, CbSelectionState.REQUIRED_PARTIAL_SELECTED);
}
else
{
checkValues.set(parentPosition, CbSelectionState.PARTIAL_SELECTED);
}
}
else
{
if (!checkValues.get(parentPosition).isSelectable())
{
checkValues.set(parentPosition, CbSelectionState.REQUIRED_DESELECTED);
}
else
{
checkValues.set(parentPosition, CbSelectionState.DESELECTED);
}
}
}
/**
* Set the value of children packs to the same value as the parent pack.
*
* @param parentPack
*/
private void updateChildren(Pack parentPack)
{
String parentName = parentPack.getName();
int parentPosition = nameToRow.get(parentName);
CbSelectionState parentValue = checkValues.get(parentPosition);
for (String childName : parentPack.getChildren())
{
int childPosition = nameToRow.get(childName);
checkValues.set(childPosition, parentValue);
}
}
/**
* Select/Deselect pack(s) based on packsData mapping.
* This is related to the onSelect and onDeselect attributes for packs.
* User is not allowed to has a required pack for onSelect and onDeselect.
*
* @param packsData
*/
private void selectionUpdate(Map packsData)
{
RulesEngine rules = installData.getRules();
for (Map.Entry packData : packsData.entrySet())
{
CbSelectionState value;
int packPos;
String packName = packData.getKey();
String condition = packData.getValue();
if(condition != null && !rules.isConditionTrue(condition))
{
return; //Do nothing if condition is false
}
Pack pack;
if (packName.startsWith("!"))
{
packName = packName.substring(1);
pack = nameToPack.get(packName);
packPos = getPos(packName);
value = CbSelectionState.DESELECTED;
}
else
{
pack = nameToPack.get(packName);
packPos = getPos(packName);
value = CbSelectionState.SELECTED;
}
if (!pack.isRequired() && dependenciesResolved(pack))
{
checkValues.set(packPos, value);
}
}
}
/**
* Update checkboxes based on the onSelect attribute
* @param index
*/
private void onSelectionUpdate(int index)
{
Pack pack = packs.get(index);
Map packsData = pack.getOnSelect();
selectionUpdate(packsData);
}
/**
* Update checkboxes based on the onDeselect attribute
* @param index
*/
private void onDeselectionUpdate(int index)
{
Pack pack = packs.get(index);
Map packsData = pack.getOnDeselect();
selectionUpdate(packsData);
}
/**
* Update packs to installed.
* A pack to be installed is:
* 1. A visible pack that has its checkbox checked
* 2. A hidden pack that condition
* @return
*/
public List updatePacksToInstall()
{
packsToInstall.clear();
for (int i = 0; i < packs.size(); i++)
{
Pack pack = packs.get(i);
if (isChecked(i) && !installedPacks.containsKey(pack.getName()))
{
packsToInstall.add(pack);
}
else if (installedPacks.containsKey(pack.getName()))
{
checkValues.set(i, CbSelectionState.REQUIRED_PARTIAL_SELECTED);
}
}
for (Pack hiddenPack : this.hiddenPacks)
{
if (this.rules.canInstallPack(hiddenPack.getName(), variables))
{
packsToInstall.add(hiddenPack);
}
}
installData.setSelectedPacks(packsToInstall);
return packsToInstall;
}
/**
* This function updates the checkboxes after a change by disabling packs that cannot be
* installed anymore and enabling those that can after the change. This is accomplished by
* running a search that pinpoints the packs that must be disabled by a non-fullfiled
* dependency.
* TODO: Look into "+2" and "-2", doesn't look safe
*/
private void updateDeps()
{
int[] statusArray = new int[packs.size()];
for (int i = 0; i < statusArray.length; i++)
{
statusArray[i] = 0;
}
dfs(statusArray);
for (int i = 0; i < statusArray.length; i++)
{
if (statusArray[i] == 0 && !checkValues.get(i).isSelectable())
{
checkValues.set(i, CbSelectionState.PARTIAL_SELECTED);
}
if (statusArray[i] == 1 && checkValues.get(i).isSelectable())
{
checkValues.set(i, CbSelectionState.DEPENDENT_DESELECTED);
}
}
// The required ones must propagate their required status to all the ones that they depend on
for (Pack pack : packs)
{
if (pack.isRequired())
{
String name = pack.getName();
if (!(!rules.canInstallPack(name, variables) && rules.canInstallPackOptional(name, variables)))
{
checkValues = propRequirement(name, checkValues);
}
}
}
}
/*
* Sees which packs (if any) should be unchecked and updates checkValues
*/
private void updateExcludes(int rowindex)
{
CbSelectionState value = checkValues.get(rowindex);
Pack pack = packs.get(rowindex);
if (value != null && value.isFullyOrPartiallySelected() && pack.getExcludeGroup() != null)
{
for (int q = 0; q < packs.size(); q++)
{
if (rowindex != q)
{
Pack otherPack = packs.get(q);
String name1 = otherPack.getExcludeGroup();
String name2 = pack.getExcludeGroup();
if (name2.equals(name1))
{
if (checkValues.get(q) == CbSelectionState.SELECTED)
{
checkValues.set(q, CbSelectionState.DESELECTED);
}
}
}
}
}
}
/**
* We use a modified dfs graph search algorithm as described in: Thomas H. Cormen, Charles
* Leiserson, Ronald Rivest and Clifford Stein. Introduction to algorithms 2nd Edition
* 540-549,MIT Press, 2001
*/
private void dfs(int[] status)
{
Map colours = new HashMap();
for (int i = 0; i < packs.size(); i++)
{
for (Pack pack : packs)
{
colours.put(pack.getName(), PackColor.WHITE);
}
Pack pack = packs.get(i);
boolean wipe = false;
if (dfsVisit(pack, status, wipe, colours) != 0)
{
return;
}
}
}
private int dfsVisit(Pack u, int[] status, boolean wipe, Map colours)
{
colours.put(u.getName(), PackColor.GREY);
CbSelectionState check = checkValues.get(getPos(u.getName()));
if (!check.isSelectedOrRequiredSelected())
{
wipe = true;
}
List deps = u.getDependants();
if (deps != null)
{
for (String name : deps)
{
Pack v = nameToPack.get(name);
if (wipe)
{
status[getPos(v.getName())] = 1;
}
if (colours.get(v.getName()) == PackColor.WHITE)
{
final int result = dfsVisit(v, status, wipe, colours);
if (result != 0)
{
return result;
}
}
}
}
colours.put(u.getName(), PackColor.BLACK);
return 0;
}
/**
* Get previously installed packs on modifying a pre-installed application
* @return the installedPacks
*/
public Map getInstalledPacks()
{
return this.installedPacks;
}
/**
* @return the modifyInstallation
*/
public boolean isModifyInstallation()
{
return this.modifyInstallation;
}
/**
* Remove pack that are already installed
* @param selectedPacks
* @param installedPacks the packs found in an existing .installationinformation file
*/
private void removeAlreadyInstalledPacks(List selectedPacks, Map installedPacks)
{
List removePacks = new ArrayList();
for (Pack selectedPack : selectedPacks)
{
if (installedPacks.containsKey(selectedPack.getName()))
{
// pack is already installed, remove it
removePacks.add(selectedPack);
}
}
for (Pack removePack : removePacks)
{
selectedPacks.remove(removePack);
}
}
private Map loadInstallationInformation(boolean modifyInstallation)
{
Map readPacks = new HashMap();
if (!modifyInstallation)
{
return readPacks;
}
// installation shall be modified
// load installation information
ObjectInputStream oin = null;
File installInfo = new File(installData.getInstallPath(), InstallData.INSTALLATION_INFORMATION);
try
{
if (installInfo.exists())
{
FileInputStream fin = new FileInputStream(installInfo);
oin = new ObjectInputStream(fin);
//noinspection unchecked
List packsinstalled = (List) oin.readObject();
for (Pack installedpack : packsinstalled)
{
readPacks.put(installedpack.getName(), installedpack);
}
removeAlreadyInstalledPacks(installData.getSelectedPacks(), readPacks);
logger.fine("Found " + packsinstalled.size() + " installed packs");
Properties variables = (Properties) oin.readObject();
for (Object key : variables.keySet())
{
installData.setVariable((String) key, (String) variables.get(key));
}
}
}
catch (Exception e)
{
logger.warning("Could not read installation information: " + e.getMessage());
}
finally
{
if (oin != null)
{
try
{
oin.close();
}
catch (IOException ignored) {}
}
}
return readPacks;
}
/**
* Check if a pack's dependencies are resolved.
* @param pack
* @return
*/
private boolean dependenciesResolved(Pack pack)
{
if(!pack.hasDependencies())
{
return true;
}
for (String dependentPackName : pack.getDependencies())
{
if (!isChecked(nameToRow.get(dependentPackName)))
{
return false;
}
}
return true;
}
/**
* @return mapping from pack name to pack
*/
public Map getNameToPack()
{
return nameToPack;
}
/**
* @return mapping from pack to row position
*/
public Map getPacksToRowNumbers()
{
Map packsToRowNumbers = new HashMap();
for (Map.Entry entry : nameToRow.entrySet())
{
packsToRowNumbers.put(nameToPack.get(entry.getKey()), entry.getValue());
}
return packsToRowNumbers;
}
/**
* @return mapping from pack name to row position
*/
public Map getNameToRow()
{
return nameToRow;
}
/**
* @return the number of bytes that the installation requires based on selected packs
*/
public int getTotalByteSize()
{
Map packToRow = getPacksToRowNumbers();
int row;
int bytes = 0;
for (Pack pack : packs)
{
row = packToRow.get(pack);
if(isChecked(row))
{
bytes += pack.getSize();
}
}
return bytes;
}
/**
* Check if the checkbox is selected given its row.
*
* @param row
* @return {@code true} if checkbox is selected else {@code false}
*/
public boolean isChecked(int row)
{
CbSelectionState state = checkValues.get(row);
return state != null ? state.isChecked() : false;
}
/**
* @param row
* @return {@code true} if checkbox is partially selected else {@code false}
*/
public boolean isPartiallyChecked(int row)
{
CbSelectionState state = checkValues.get(row);
return state != null ? state.isPartiallyChecked() : false;
}
/**
* @param row
* @return {@code true} if the checkbox is selected else {@code false}
*/
public boolean isCheckBoxSelectable(int row)
{
CbSelectionState state = checkValues.get(row);
return state != null ? state.isSelectable() : false;
}
/**
* @return {@code true} if any dependencies for the visible packs exists else {@code false}
*/
public boolean dependenciesExist()
{
for (Pack pack : getVisiblePacks())
{
if (pack.hasDependencies())
{
return true;
}
}
return false;
}
/**
* @param packName
* @return helper method to get a pack object from the pack's name
*/
public Pack getPack(String packName)
{
return nameToPack.get(packName);
}
/**
* Enumeration of possible internal model states of a pack checkbox
*/
public enum CbSelectionState
{
PARTIAL_SELECTED(2), SELECTED(1), DESELECTED(0),
REQUIRED_SELECTED(-1), DEPENDENT_DESELECTED(-2), REQUIRED_PARTIAL_SELECTED(-3), REQUIRED_DESELECTED(-4);
private final int value;
CbSelectionState(int value)
{
this.value = value;
}
/**
* Check whether the checkbox state is one of {@code SELECTED}, {@code PARTIAL_SELECTED}.
* @return {@code true} if the above condition is met
*/
public boolean isFullyOrPartiallySelected()
{
return this.value > 0;
}
/**
* Check whether the checkbox state is one of {@code DESELECTED}, {@code SELECTED}, {@code PARTIAL_SELECTED}.
* @return {@code true} if the above condition is met
*/
public boolean isSelectable()
{
return this.value >= 0;
}
/**
* Check whether the checkbox state is one of {@code REQUIRED_SELECTED}, {@code SELECTED}.
* @return {@code true} if the above condition is met
*/
public boolean isSelectedOrRequiredSelected()
{
final int ordinal = this.ordinal();
return SELECTED.ordinal() == ordinal || REQUIRED_SELECTED.ordinal() == ordinal;
}
/**
* Check if the checkbox state means selected or required to be selected (even partially).
* @return {@code true} if checkbox is selected else {@code false}
*/
public boolean isChecked()
{
final int ordinal = this.ordinal();
return SELECTED.ordinal() == ordinal || REQUIRED_SELECTED.ordinal() == ordinal
|| PARTIAL_SELECTED.ordinal() == ordinal || REQUIRED_PARTIAL_SELECTED.ordinal() == ordinal;
}
/**
* Check if the checkbox state means partially selected or required to be partially selected.
* @return {@code true} if checkbox is selected else {@code false}
*/
public boolean isPartiallyChecked()
{
final int ordinal = this.ordinal();
return PARTIAL_SELECTED.ordinal() == ordinal || REQUIRED_PARTIAL_SELECTED.ordinal() == ordinal;
}
}
}
