| /******************************************************************************* |
| * Copyright (c) 2000, 2011 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jdt.internal.corext.util; |
| |
| import org.w3c.dom.Element; |
| |
| public class QualifiedTypeNameHistory extends History { |
| |
| private static final String NODE_ROOT= "qualifiedTypeNameHistroy"; //$NON-NLS-1$ |
| private static final String NODE_TYPE_INFO= "fullyQualifiedTypeName"; //$NON-NLS-1$ |
| private static final String NODE_NAME= "name"; //$NON-NLS-1$ |
| |
| private static QualifiedTypeNameHistory fgInstance; |
| |
| |
| public static QualifiedTypeNameHistory getDefault() { |
| if (fgInstance == null) |
| fgInstance= new QualifiedTypeNameHistory("QualifiedTypeNameHistory.xml"); //$NON-NLS-1$ |
| |
| return fgInstance; |
| } |
| |
| public QualifiedTypeNameHistory(String fileName) { |
| super(fileName, NODE_ROOT, NODE_TYPE_INFO); |
| load(); |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| protected void setAttributes(Object object, Element element) { |
| element.setAttribute(NODE_NAME, (String)object); |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| protected Object createFromElement(Element element) { |
| return element.getAttribute(NODE_NAME); |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| protected Object getKey(Object object) { |
| return object; |
| } |
| |
| public static int getBoost(String fullyQualifiedTypeName, int min, int max) { |
| float position= getDefault().getNormalizedPosition(fullyQualifiedTypeName); |
| int dist= max - min; |
| return Math.round(position * dist) + min; |
| } |
| |
| public static void remember(String fullyQualifiedTypeName) { |
| getDefault().accessed(fullyQualifiedTypeName); |
| } |
| |
| } |