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https://github.com/Alfresco/alfresco-community-repo.git
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4ed133e259
git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@117474 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
105 lines
4.2 KiB
Java
105 lines
4.2 KiB
Java
/*
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* Copyright (C) 2005-2015 Alfresco Software Limited.
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*
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* This file is part of Alfresco
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*
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* Alfresco is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Alfresco is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with Alfresco. If not, see http://www.gnu.org/licenses/.
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*/
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package org.alfresco.repo.virtual.ref;
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import org.alfresco.repo.virtual.ref.ReferenceParser.Cursor;
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import org.alfresco.service.cmr.repository.NodeRef;
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import org.alfresco.util.Pair;
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/**
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* Base class for custom protocol hash encoded {@link ReferenceParser}s.
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*/
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public abstract class ProtocolHashParser implements HashEncodingArtefact
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{
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protected abstract Reference parse(Cursor cursor) throws ReferenceParseException;
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private NodeRefHasher nodeRefHasher = NodeRefRadixHasher.RADIX_36_HASHER;
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private PathHasher classpathHasher;
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private PathHasher repositoryPathHasher;
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public ProtocolHashParser(HashStore classpathHashStore)
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{
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this.classpathHasher = new StoredPathHasher(classpathHashStore);
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this.repositoryPathHasher = new StoredPathHasher(classpathHashStore);
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}
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protected Resource parseResource(Cursor cursor) throws ReferenceParseException
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{
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String token = cursor.nextToken();
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if (REPOSITORY_NODEREF_RESOURCE_CODE.equals(token))
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{
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String nodeRefHash = cursor.nextToken();
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String storeHash = nodeRefHash.substring(0,
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2);
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String nodeIdHash = nodeRefHash.substring(2);
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NodeRef nodeRef = nodeRefHasher.lookup(new Pair<String, String>(storeHash,
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nodeIdHash));
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return new RepositoryResource(new RepositoryNodeRef(nodeRef));
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}
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else if (HASHED_CLASSPATH_RESOUCE_CODE.equals(token))
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{
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String cp = classpathHasher.lookup(new Pair<String, String>(cursor.nextToken(),
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null));
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return new ClasspathResource(cp);
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}
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else if (MIXED_CLASSPATH_RESOUCE_CODE.equals(token))
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{
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String cp = classpathHasher.lookup(new Pair<String, String>(cursor.nextToken(),
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cursor.nextToken()));
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return new ClasspathResource(cp);
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}
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else if (CLASSPATH_RESOUCE_CODE.equals(token))
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{
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String cp = classpathHasher.lookup(new Pair<String, String>(null,
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cursor.nextToken()));
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return new ClasspathResource(cp);
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}
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else if (HASHED_REPOSITORY_PATH_CODE.equals(token))
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{
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String path = repositoryPathHasher.lookup(new Pair<String, String>(cursor.nextToken(),
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null));
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return new RepositoryResource(new RepositoryPath(path));
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}
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else if (MIXED_REPOSITORY_PATH_CODE.equals(token))
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{
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String path = repositoryPathHasher.lookup(new Pair<String, String>(cursor.nextToken(),
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cursor.nextToken()));
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return new RepositoryResource(new RepositoryPath(path));
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}
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else if (REPOSITORY_PATH_CODE.equals(token))
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{
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String path = repositoryPathHasher.lookup(new Pair<String, String>(null,
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cursor.nextToken()));
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return new RepositoryResource(new RepositoryPath(path));
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}
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else
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{
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throw new ReferenceParseException("Unknown resource token " + token + " at " + (cursor.i--));
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}
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}
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}
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