// XmlBlacklistImporter.java
// -------------------------------------
// part of YACY
//
// (C) 2009 by Marc Nause
//
// $LastChangedDate$
// $LastChangedRevision$
// $LastChangedBy$
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
package net.yacy.data.list;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
/**
* This class is used to store content and properties of several blacklists.
*/
public class ListAccumulator {
private final Map<String,Integer> names = new HashMap<String,Integer>();
private final List<List<String>> entries = new ArrayList<List<String>>();
private final List<Map<String,String>> properties = new ArrayList<Map<String,String>>();
private int listCount = 0;
private List<String> currentEntries;
private Map<String,String> currentProperties;
/**
* Adds a new list if a list by that name does not exist yet.
* @param name The name of the list to be added.
* @return True if the new list has been added, else false (if list by name exists already).
*/
public boolean addList(final String name) {
boolean ret = false;
if (!names.containsKey(name)) {
names.put(name, listCount);
entries.add(new LinkedList<String>());
properties.add(new HashMap<String,String>());
currentEntries = entries.get(listCount);
currentProperties = properties.get(listCount);
listCount++;
ret = true;
}
return ret;
}
/**
* Adds a new entry to a list identified by a given name.
* @param list The name of the list the entry is to be added to.
* @param entry The new entry.
* @return True if the entry has been added, else false (if list does not exists).
*/
public boolean addEntry(final String list, final String entry) {
boolean ret = false;
if (names.containsKey(list)) {
entries.get(names.get(list)).add(entry);
ret = true;
}
return ret;
}
/**
* Adds a new entry to the list which has been added as the latest.
* @param entry The new entry.
* @return True if the entry has been added, else false (if no list has been added yet).
*/
public boolean addEntryToCurrent(final String entry) {
boolean ret = false;
if (currentEntries != null) {
currentEntries.add(entry);
ret = true;
}
return ret;
}
/**
* Adds a new property to a list identified by a given name.
* @param list The name of the list.
* @param property The name of the property.
* @param value The value of the property.
* @return True if the property has been added, else false (if list does not exists).
*/
public boolean addProperty(final String list, final String property, final String value) {
boolean ret = false;
if (names.containsKey(list)) {
properties.get(names.get(list)).put(property, value);
ret = true;
}
return ret;
}
/**
* Adds a new property to the list which has been added as the latest.
* @param list The name of the list.
* @param property The name of the property.
* @param value The value of the property.
* @return True if the property has been added, else false (if no list has been added yet).
*/
public boolean addPropertyToCurrent(final String property, final String value) {
boolean ret = false;
if (currentProperties != null) {
currentProperties.put(property, value);
ret = true;
}
return ret;
}
/**
* @return a {@link List} which contains all the {@link List Lists} of entries.
*/
public List<List<String>> getEntryLists() {
return entries;
}
/**
* @return a {@link List} which contains all the {@link Map Maps} of entries.
*/
public List<Map<String,String>> getPropertyMaps() {
return properties;
}
}