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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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1 /*
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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2 * eXist Open Source Native XML Database: Extension module
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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3 * Copyright (C) 2008 Josef Willenborg
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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4 * jwillenborg@mpiwg-berlin.mpg.de
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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5 * http://www.mpiwg-berlin.mpg.de
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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6 *
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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7 * This program is free software; you can redistribute it and/or
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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8 * modify it under the terms of the GNU Lesser General Public License
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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9 * as published by the Free Software Foundation; either version 2
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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10 * of the License, or (at your option) any later version.
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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11 *
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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12 * This program is distributed in the hope that it will be useful,
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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15 * GNU Lesser General Public License for more details.
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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16 *
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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17 * You should have received a copy of the GNU Lesser General Public License
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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18 * along with this program; if not, write to the Free Software
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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20 *
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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21 * $Id: TextModule.java $
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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22 */
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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23 package org.exist.xquery.modules.mpdldoc;
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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24
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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25 import org.exist.dom.QName;
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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26 import org.exist.xquery.BasicFunction;
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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27 import org.exist.xquery.Cardinality;
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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28 import org.exist.xquery.FunctionSignature;
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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29 import org.exist.xquery.XPathException;
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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30 import org.exist.xquery.XQueryContext;
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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31 import org.exist.xquery.value.Sequence;
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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32 import org.exist.xquery.value.SequenceType;
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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33 import org.exist.xquery.value.StringValue;
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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34 import org.exist.xquery.value.Type;
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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35 import org.exist.xquery.value.ValueSequence;
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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36
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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37 import de.mpg.mpiwg.berlin.mpdl.escidoc.ESciDocRestSession;
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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38 import de.mpg.mpiwg.berlin.mpdl.exception.ApplicationException;
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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39
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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40 /**
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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41 * @author Josef Willenborg (jwillenborg@mpiwg-berlin.mpg.de)
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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42 */
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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43 public class GetESciDocContainerIdByExistId extends BasicFunction {
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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44
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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45 public final static FunctionSignature signature =
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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46 new FunctionSignature(
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47 new QName("escidoc-get-containerid", MPDLDocModule.NAMESPACE_URI, MPDLDocModule.PREFIX),
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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48 "A function which delivers the container id of the first argument: existId." +
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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49 "Second argument is the cookieId.",
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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50 new SequenceType[] {
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51 new SequenceType(Type.STRING, Cardinality.EXACTLY_ONE),
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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52 new SequenceType(Type.STRING, Cardinality.EXACTLY_ONE)
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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53 },
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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54 new SequenceType(Type.STRING, Cardinality.EXACTLY_ONE));
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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55
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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56 public GetESciDocContainerIdByExistId(XQueryContext context) {
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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57 super(context, signature);
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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58 }
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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59
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60 public Sequence eval(Sequence[] args, Sequence contextSequence) throws XPathException {
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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61 try {
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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62 Sequence firstSeq = args[0];
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63 Sequence secondSeq = args[1];
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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64 if (firstSeq.isEmpty() || secondSeq.isEmpty())
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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65 return Sequence.EMPTY_SEQUENCE;
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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66 String firstSeqStrValue = firstSeq.getStringValue();
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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67 String existId = null;
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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68 if (! firstSeqStrValue.equals(""))
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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69 existId = firstSeqStrValue;
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70 String secondSeqStrValue = secondSeq.getStringValue();
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71 String eSciDocCookieId = null;
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72 if (! secondSeqStrValue.equals(""))
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73 eSciDocCookieId = secondSeqStrValue;
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74 ESciDocRestSession eSciDocSession = ESciDocRestSession.getInstance(eSciDocCookieId);
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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75 String eScidDocContainerId = eSciDocSession.getContainerIdByEXistId(existId);
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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76 ValueSequence result = new ValueSequence();
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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77 if (eScidDocContainerId != null) {
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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78 result.add(new StringValue(eScidDocContainerId));
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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79 } else {
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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80 result.add(new StringValue(""));
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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81 }
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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82 return result;
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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83 } catch (ApplicationException e) {
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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84 throw new XPathException(e);
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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85 }
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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86 }
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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87
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
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88 }
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