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iText, a free Java-PDF library
/*
*
* This file is part of the iText (R) project.
Copyright (c) 1998-2022 iText Group NV
* Authors: Bruno Lowagie, Paulo Soares, et al.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License version 3
* as published by the Free Software Foundation with the addition of the
* following permission added to Section 15 as permitted in Section 7(a):
* FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY
* ITEXT GROUP. ITEXT GROUP DISCLAIMS THE WARRANTY OF NON INFRINGEMENT
* OF THIRD PARTY RIGHTS
*
* 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 Affero General Public License for more details.
* You should have received a copy of the GNU Affero General Public License
* along with this program; if not, see http://www.gnu.org/licenses or write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA, 02110-1301 USA, or download the license from the following URL:
* http://itextpdf.com/terms-of-use/
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU Affero General Public License.
*
* In accordance with Section 7(b) of the GNU Affero General Public License,
* a covered work must retain the producer line in every PDF that is created
* or manipulated using iText.
*
* You can be released from the requirements of the license by purchasing
* a commercial license. Buying such a license is mandatory as soon as you
* develop commercial activities involving the iText software without
* disclosing the source code of your own applications.
* These activities include: offering paid services to customers as an ASP,
* serving PDFs on the fly in a web application, shipping iText with a closed
* source product.
*
* For more information, please contact iText Software Corp. at this
* address: [email protected]
*/
package com.itextpdf.text.pdf.fonts.cmaps;
import java.io.IOException;
import java.util.HashMap;
/**
*
* @author psoares
*/
public class CMapCache {
private static final HashMap cacheUniCid = new HashMap();
private static final HashMap cacheCidUni = new HashMap();
private static final HashMap cacheCidByte = new HashMap();
private static final HashMap cacheByteCid = new HashMap();
public static CMapUniCid getCachedCMapUniCid(String name) throws IOException {
CMapUniCid cmap = null;
synchronized (cacheUniCid) {
cmap = cacheUniCid.get(name);
}
if (cmap == null) {
cmap = new CMapUniCid();
CMapParserEx.parseCid(name, cmap, new CidResource());
synchronized (cacheUniCid) {
cacheUniCid.put(name, cmap);
}
}
return cmap;
}
public static CMapCidUni getCachedCMapCidUni(String name) throws IOException {
CMapCidUni cmap = null;
synchronized (cacheCidUni) {
cmap = cacheCidUni.get(name);
}
if (cmap == null) {
cmap = new CMapCidUni();
CMapParserEx.parseCid(name, cmap, new CidResource());
synchronized (cacheCidUni) {
cacheCidUni.put(name, cmap);
}
}
return cmap;
}
public static CMapCidByte getCachedCMapCidByte(String name) throws IOException {
CMapCidByte cmap = null;
synchronized (cacheCidByte) {
cmap = cacheCidByte.get(name);
}
if (cmap == null) {
cmap = new CMapCidByte();
CMapParserEx.parseCid(name, cmap, new CidResource());
synchronized (cacheCidByte) {
cacheCidByte.put(name, cmap);
}
}
return cmap;
}
public static CMapByteCid getCachedCMapByteCid(String name) throws IOException {
CMapByteCid cmap = null;
synchronized (cacheByteCid) {
cmap = cacheByteCid.get(name);
}
if (cmap == null) {
cmap = new CMapByteCid();
CMapParserEx.parseCid(name, cmap, new CidResource());
synchronized (cacheByteCid) {
cacheByteCid.put(name, cmap);
}
}
return cmap;
}
}