org.apache.pdfbox.pdmodel.font.FontMappers Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.pdfbox.pdmodel.font;
/**
* FontMapper factory class.
*
* @author John Hewson
*/
public final class FontMappers
{
private static FontMapper instance;
private FontMappers()
{
}
// lazy thread safe singleton
private static class DefaultFontMapper
{
private static final FontMapper INSTANCE = new FontMapperImpl();
}
/**
* Returns the singleton FontMapper instance.
*/
public static FontMapper instance()
{
if (instance == null)
{
instance = DefaultFontMapper.INSTANCE;
}
return instance;
}
/**
* Sets the singleton FontMapper instance.
*/
public static synchronized void set(FontMapper fontMapper)
{
instance = fontMapper;
}
}