svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.compat / org.gvsig.compat.api / src / main / java / org / gvsig / compat / net / Downloader.java @ 40435
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1 | 40435 | jjdelcerro | /* gvSIG. Geographic Information System of the Valencian Government
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2 | *
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3 | * Copyright (C) 2007-2008 Infrastructures and Transports Department
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4 | * of the Valencian Government (CIT)
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5 | *
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6 | * This program is free software; you can redistribute it and/or
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7 | * modify it under the terms of the GNU General Public License
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8 | * as published by the Free Software Foundation; either version 2
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9 | * of the License, or (at your option) any later version.
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10 | *
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11 | * This program is distributed in the hope that it will be useful,
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12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 | * GNU General Public License for more details.
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15 | *
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16 | * You should have received a copy of the GNU General Public License
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17 | * along with this program; if not, write to the Free Software
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18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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19 | * MA 02110-1301, USA.
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20 | *
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21 | */
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22 | package org.gvsig.compat.net; |
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23 | |||
24 | import java.io.File; |
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25 | import java.io.IOException; |
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26 | import java.net.ConnectException; |
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27 | import java.net.URL; |
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28 | import java.net.UnknownHostException; |
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29 | |||
30 | |||
31 | |||
32 | /**
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33 | * @author gvSIG Team
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34 | * @version $Id$
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35 | *
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36 | */
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37 | public interface Downloader { |
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38 | /**
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39 | * Downloads an URL into a temporary file that is removed the next time the
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40 | * tempFileManager class is called, which means the next time gvSIG is launched.
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41 | *
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42 | * @param url
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43 | * @param name
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44 | * @return
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45 | * @throws IOException
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46 | * @throws ServerErrorResponseException
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47 | * @throws ConnectException
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48 | * @throws UnknownHostException
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49 | */
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50 | public File downloadFile(URL url, String name, ICancellable cancel) throws IOException,ConnectException, UnknownHostException; |
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51 | |||
52 | |||
53 | /**
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54 | * Downloads a URL using the HTTP Post protocol
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55 | * @param url
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56 | * The server URL
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57 | * @param data
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58 | * The data to send in the request
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59 | * @param name
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60 | * A common name for all the retrieved files
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61 | * @param cancel
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62 | * Used to cancel the downloads
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63 | * @return
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64 | * The retrieved file
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65 | * @throws IOException
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66 | * @throws ConnectException
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67 | * @throws UnknownHostException
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68 | */
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69 | public File downloadFile(URL url, String data, String name, ICancellable cancel) throws IOException,ConnectException, UnknownHostException; |
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70 | |||
71 | public void removeURL(URL url); |
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72 | |||
73 | public void removeURL(Object url); |
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74 | |||
75 | /**
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76 | * Cleans every temporal file previously downloaded.
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77 | */
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78 | public void cleanUpTempFiles(); |
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79 | |||
80 | |||
81 | } |