[14487] | 1 | /*
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| 2 | * MGPPRetrieveWrapper.java
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[16349] | 3 | * Copyright (C) 2007 New Zealand Digital Library, http://www.nzdl.org
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[14487] | 4 | *
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| 5 | * This program is free software; you can redistribute it and/or modify
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| 6 | * it under the terms of the GNU General Public License as published by
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| 7 | * the Free Software Foundation; either version 2 of the License, or
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| 8 | * (at your option) any later version.
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| 9 | *
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| 10 | * This program is distributed in the hope that it will be useful,
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| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 13 | * GNU General Public License for more details.
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| 14 | *
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| 15 | * You should have received a copy of the GNU General Public License
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| 16 | * along with this program; if not, write to the Free Software
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| 17 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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| 18 | */
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[3365] | 19 | package org.greenstone.mgpp;
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| 20 |
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| 21 |
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[16349] | 22 |
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| 23 | /** java wrapper class for access to mgpp document retrieval mgpp in C++
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[3365] | 24 | *
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[16349] | 25 | * the native side is implemented in MGPPSearchWrapperImpl.cpp
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| 26 | * the result of getDocument is a String
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| 27 | * uses jni
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[3365] | 28 | *
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| 29 | */
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[14487] | 30 | public class MGPPRetrieveWrapper {
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[3365] | 31 |
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| 32 | static {
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[30402] | 33 | String gsdlos = System.getenv("GSDLOS");
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| 34 | if (gsdlos!=null && gsdlos.equals("darwin")) {
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| 35 | // As of MacOX 10.11 (El Capitan), effectivly supresses DYLD_LIBRARY_PATH (does
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| 36 | // not propagate it to child processes). This is a result of changes to their
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| 37 | // security model, and seems to come into effect for 'untrusted' executables.
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| 38 | // Greenstone run as a regular user, is 'unstrusted'. It is possible, with
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| 39 | // admin rights, to override this, however that is not really a viable solution
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| 40 | // for our project. Hence the change here to use Systen.load() with an
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| 41 | // absolute pathname, rather than rely of System.loadLibrary().
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| 42 |
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| 43 | String gsdl3srchome = System.getenv("GSDL3SRCHOME");
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| 44 | String full_jni_library = gsdl3srchome + "/lib/jni/libmgppretrievejni.jnilib";
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| 45 | System.load(full_jni_library);
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| 46 | }
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| 47 | else {
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| 48 | System.loadLibrary("mgppretrievejni");
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| 49 | }
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[3365] | 50 | }
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| 51 |
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[14487] | 52 | public MGPPRetrieveWrapper() {
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[3365] | 53 | }
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| 54 |
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| 55 | /** returns a document: number docnum at level level
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[4214] | 56 | * text_path path should provide
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[3365] | 57 | * the absolute location of the mgpp text files eg ..../index/text/demo
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[4214] | 58 | * returns the doc in utf-8
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[3365] | 59 | */
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[4214] | 60 | public native String getDocument(String text_path,
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[3365] | 61 | String level,
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| 62 | long docnum );
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| 63 |
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| 64 | }
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