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- /* ====================================================================
- 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.poi.poifs.crypt.dsig;
-
- import java.util.HashMap;
- import java.util.Map;
-
- import org.apache.poi.ooxml.POIXMLDocumentPart;
- import org.apache.poi.ooxml.POIXMLRelation;
- import org.apache.poi.openxml4j.opc.ContentTypes;
- import org.apache.poi.openxml4j.opc.PackageRelationshipTypes;
-
- public class DSigRelation extends POIXMLRelation {
- /**
- * A map to lookup POIXMLRelation by its relation type
- */
- private static final Map<String, DSigRelation> _table = new HashMap<>();
-
- public static final DSigRelation ORIGIN_SIGS = new DSigRelation(
- ContentTypes.DIGITAL_SIGNATURE_ORIGIN_PART,
- PackageRelationshipTypes.DIGITAL_SIGNATURE_ORIGIN,
- "/_xmlsignatures/origin.sigs", null
- );
-
- public static final DSigRelation SIG = new DSigRelation(
- ContentTypes.DIGITAL_SIGNATURE_XML_SIGNATURE_PART,
- PackageRelationshipTypes.DIGITAL_SIGNATURE,
- "/_xmlsignatures/sig#.xml", null
- );
-
- private DSigRelation(String type, String rel, String defaultName, Class<? extends POIXMLDocumentPart> cls) {
- super(type, rel, defaultName, cls);
- _table.put(rel, this);
- }
-
- /**
- * Get POIXMLRelation by relation type
- *
- * @param rel relation type, for example,
- * <code>http://schemas.openxmlformats.org/officeDocument/2006/relationships/image</code>
- * @return registered POIXMLRelation or null if not found
- */
- public static DSigRelation getInstance(String rel) {
- return _table.get(rel);
- }
-
- }
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