Mercurial > dive4elements > gnv-client

annotate gnv-artifacts/src/main/java/de/intevation/gnv/state/InputValue.java @ 1062:58b4a07db856

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Cach improvement: remove the cached elements of each visited state that is visited while stepping back to a previous state. gnv-artifacts/trunk@1147 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Wed, 02 Jun 2010 09:52:39 +0000
parents feae2f9d6c6f
children f953c9a559d8
rev   line source
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1 package de.intevation.gnv.state;
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2
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3 import java.io.Serializable;
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4
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5 /**
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6 * This interface defines some basic methods to retrieve information about the
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7 * type of an user input.
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8 *
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9 * @author <a href="mailto:tim.englich@intevation.de">Tim Englich</a>
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10 *
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11 */
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12 public interface InputValue extends Serializable {
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13
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14 /**
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15 * Retrieve the name of the inserted data.
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16 *
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17 * @return the input data name.
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18 */
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19 public String getName();
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20
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21 /**
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22 * Retrieve the type of the input.
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23 *
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24 * @return the input data type.
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25 */
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26 public String getType();
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27
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28 /**
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29 * Retrieve the default value used when no input is done.
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30 *
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31 * @return the input data default value.
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32 */
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33 public String getDefaultValue();
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34
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35 /**
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36 * Retrieve information about mutliselect fields.
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37 *
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38 * @return true, if the input data is a multiselect, otherwise false.
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39 */
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40 public boolean isMultiselect();
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41
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42 /**
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43 * Retrieve information about the occurance of this input in an sql
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44 * statement.
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45 *
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46 * @return the number of times, this data is used in a sql query.
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47 */
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48 public int usedInQueries();
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49 }
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50 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org