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/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
package org.anjocaido.groupmanager.data;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import org.anjocaido.groupmanager.GroupManager;
import org.anjocaido.groupmanager.dataholder.WorldDataHolder;
import org.anjocaido.groupmanager.utils.StringPermissionComparator;
/**
*
* @author gabrielcouto
*/
public abstract class DataUnit {
private WorldDataHolder dataSource;
private String name;
private boolean changed, sorted = false;
private List<String> permissions = Collections.unmodifiableList(Collections.<String>emptyList());
public DataUnit(WorldDataHolder dataSource, String name) {
this.dataSource = dataSource;
this.name = name;
}
public DataUnit(String name) {
this.name = name;
}
/**
* Every group is matched only by their names and DataSources names.
*
* @param o
* @return true if they are equal. false if not.
*/
@Override
public boolean equals(Object o) {
if (o instanceof DataUnit) {
DataUnit go = (DataUnit) o;
if (this.getName().equalsIgnoreCase(go.getName())) {
// Global Group match.
if (this.dataSource == null && go.getDataSource() == null)
return true;
// This is a global group, the object to test isn't.
if (this.dataSource == null && go.getDataSource() != null)
return false;
// This is not a global group, but the object to test is.
if (this.dataSource != null && go.getDataSource() == null)
return false;
// Match on group name and world name.
if (this.dataSource.getName().equalsIgnoreCase(go.getDataSource().getName()))
return true;
}
}
return false;
}
@Override
public int hashCode() {
int hash = 5;
hash = 71 * hash + (this.name != null ? this.name.toLowerCase().hashCode() : 0);
return hash;
}
/**
* Set the data source to point to a different worldDataHolder
*
* @param source
*/
public void setDataSource(WorldDataHolder source) {
this.dataSource = source;
}
/**
* Get the current worldDataHolder this object is pointing to
*
* @return the dataSource
*/
public WorldDataHolder getDataSource() {
return dataSource;
}
/**
* @return the name
*/
public String getName() {
return name;
}
public void flagAsChanged() {
WorldDataHolder testSource = getDataSource();
String source = "";
if (testSource == null)
source = "GlobalGroups";
else
source = testSource.getName();
GroupManager.logger.finest("DataSource: " + source + " - DataUnit: " + getName() + " flagged as changed!");
// for(StackTraceElement st: Thread.currentThread().getStackTrace()){
// GroupManager.logger.finest(st.toString());
// }
sorted = false;
changed = true;
}
public boolean isChanged() {
return changed;
}
public void flagAsSaved() {
WorldDataHolder testSource = getDataSource();
String source = "";
if (testSource == null)
source = "GlobalGroups";
else
source = testSource.getName();
GroupManager.logger.finest("DataSource: " + source + " - DataUnit: " + getName() + " flagged as saved!");
changed = false;
}
public boolean hasSamePermissionNode(String permission) {
return permissions.contains(permission);
}
public void addPermission(String permission) {
if (!hasSamePermissionNode(permission)) {
List<String> clone = new ArrayList<String>(permissions);
clone.add(permission);
permissions = Collections.unmodifiableList(clone);
}
flagAsChanged();
}
public boolean removePermission(String permission) {
flagAsChanged();
List<String> clone = new ArrayList<String>(permissions);
boolean ret = clone.remove(permission);
permissions = Collections.unmodifiableList(clone);
return ret;
}
/**
* Use this only to list permissions.
* You can't edit the permissions using the returned ArrayList instance
*
* @return a copy of the permission list
*/
public List<String> getPermissionList() {
return permissions;
}
public boolean isSorted() {
return this.sorted;
}
public void sortPermissions() {
if (!isSorted()) {
List<String> clone = new ArrayList<String>(permissions);
Collections.sort(clone, StringPermissionComparator.getInstance());
permissions = Collections.unmodifiableList(clone);
sorted = true;
}
}
}
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