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/**
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 * This work was created by participants in the DataONE project, and is
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 * jointly copyrighted by participating institutions in DataONE. For
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 * more information on DataONE, see our web site at http://dataone.org.
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 *
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 *   Copyright ${year}
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 *
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 * Licensed under the Apache License, Version 2.0 (the "License");
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 * you may not use this file except in compliance with the License.
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 * You may obtain a copy of the License at
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 *
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 *   http://www.apache.org/licenses/LICENSE-2.0
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 *
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 * Unless required by applicable law or agreed to in writing, software
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 * distributed under the License is distributed on an "AS IS" BASIS,
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 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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 * See the License for the specific language governing permissions and
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 * limitations under the License.
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 */
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package edu.ucsb.nceas.metacat.dataone;
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import java.io.IOException;
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import org.dataone.client.exception.ClientSideException;
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import org.dataone.client.v2.impl.MultipartCNode;
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import org.dataone.service.exceptions.IdentifierNotUnique;
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import org.dataone.service.exceptions.InvalidToken;
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import org.dataone.service.exceptions.NotAuthorized;
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import org.dataone.service.exceptions.NotFound;
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import org.dataone.service.exceptions.NotImplemented;
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import org.dataone.service.exceptions.ServiceFailure;
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import org.dataone.service.types.v1.Identifier;
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import org.dataone.service.types.v1.NodeReference;
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import org.dataone.service.types.v1.NodeType;
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import org.dataone.service.types.v1.Session;
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import org.dataone.service.types.v1.Subject;
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import org.dataone.service.types.v2.Node;
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import org.dataone.service.types.v2.NodeList;
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import org.dataone.service.types.v2.SystemMetadata;
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/**
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 * MockCNode mimics a DataONE Coordinating Node, and should be used only for testing
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 * when there is a dependency on CN services
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 */
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public class MockCNode extends MultipartCNode {
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    /**
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     * See superclass for documentation
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     */
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    public MockCNode() throws ClientSideException, IOException {
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        super(null);
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    }
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    @Override
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	public NodeList listNodes() throws NotImplemented, ServiceFailure {
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		NodeList list = new NodeList();
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		list.addNode(getCapabilities());
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		list.addNode(getTestMN());
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		return list;
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	}
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    @Override
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	public Node getCapabilities() throws NotImplemented, ServiceFailure {
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		Node node = new Node();
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		node.setIdentifier(getNodeId());
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		Subject subject = new Subject();
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		subject.setValue("cn=" + getNodeId() + ",dc=dataone,dc=org");
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		node.addSubject(subject );
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		node.setType(getNodeType());
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		return node;
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	}
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    @Override
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	public NodeReference getNodeId() {
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		NodeReference nodeRef = new NodeReference();
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		nodeRef.setValue("urn:node:MockCNode");
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		return nodeRef ;
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	}
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    @Override
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	public NodeType getNodeType() {
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		return NodeType.CN;
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	}
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    @Override
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	public String getNodeBaseServiceUrl() {
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		return "https//:foo.dataone.org";
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	}
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    /**
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     * No records exist in the Mock CNode - indicates such
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     */
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    @Override
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    public SystemMetadata getSystemMetadata(Session session, Identifier pid)
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        throws InvalidToken, NotImplemented, ServiceFailure, NotAuthorized, NotFound {
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        throw new NotFound("0000", "MockCNode does not contain any records");
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    }
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    /**
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     * Always return true that the reservation exists
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     */
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    @Override
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    public boolean hasReservation(Session session, Subject subject, Identifier pid)
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    	throws InvalidToken, ServiceFailure, NotFound,
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        NotAuthorized, IdentifierNotUnique, NotImplemented {
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    	// always return true
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        return true;
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    }
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    /*
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     * Create a test mn in this env.
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     */
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    private Node getTestMN() {
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        Node node = new Node();
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        NodeReference nodeRef = new NodeReference();
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        nodeRef.setValue("urn:node:test_MN-12346");
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        node.setIdentifier(nodeRef);
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        Subject subject = new Subject();
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        subject.setValue("cn=" + getNodeId() + ",dc=dataone,dc=org");
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        node.addSubject(subject );
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        node.setType(NodeType.MN);
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        return node;
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    }
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}