Mercurial > dive4elements > framework

annotate artifact-database/src/main/java/org/dive4elements/artifactdatabase/AbstractCallContext.java @ 583:0135bf3bd92b 3.2.x

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Add minimal test for JSON utility class
author Tom Gottfried <tom@intevation.de>
date Thu, 02 Nov 2023 15:09:22 +0100
parents 584591f8203c
children
rev   line source
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1 /*
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2 * Copyright (c) 2010, 2011 by Intevation GmbH
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3 *
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4 * This program is free software under the LGPL (>=v2.1)
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5 * Read the file LGPL.txt coming with the software for details
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6 * or visit http://www.gnu.org/licenses/ if it does not exist.
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7 */
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8 package org.dive4elements.artifactdatabase;
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9
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10 import org.apache.logging.log4j.Logger;
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11 import org.apache.logging.log4j.LogManager;
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12
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13 import java.util.ArrayList;
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14 import java.util.List;
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15 import java.util.Map;
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16 import java.util.HashMap;
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17
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18 import org.dive4elements.artifacts.ArtifactDatabase;
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19 import org.dive4elements.artifacts.CallContext;
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20 import org.dive4elements.artifacts.CallMeta;
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21 import org.dive4elements.artifacts.DataProvider;
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24 /**
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25 * Abstract class that implements some basic methods of a CallContext.
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26 *
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27 * @author <a href="mailto:sascha.teichmann@intevation.de">Sascha L. Teichmann</a>
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28 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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29 */
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30 public abstract class AbstractCallContext implements CallContext {
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31
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32 Logger logger = LogManager.getLogger(AbstractCallContext.class);
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34 /**
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35 * The ArtifactDatabase instance.
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36 */
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37 protected ArtifactDatabaseImpl database;
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38
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39 /**
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40 * The action to be performed after the artifacts or collections calls.
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41 */
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42 protected int action;
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44 /**
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45 * The meta information of the concrete call (preferred languages et. al.)
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46 */
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47 protected CallMeta callMeta;
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49 /**
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50 * Map to act like a clipboard when nesting calls like a proxy artifact.
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51 */
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52 protected Map customValues;
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53
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54 /**
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55 * Map to act like a clipboard when nesting calls like a proxy artifact.
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56 */
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57 protected Map<Object, List<DataProvider>> dataProviders;
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58
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59
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60 /**
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61 * The default constructor of this abstract CallContext.
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62 *
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63 * @param artifactDatabase The artifact database.
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64 * @param action The action.
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65 * @param callMeta The CallMeta object.
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66 */
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67 public AbstractCallContext(
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68 ArtifactDatabaseImpl artifactDatabase,
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69 int action,
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70 CallMeta callMeta
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71 ) {
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72 this.database = artifactDatabase;
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73 this.action = action;
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74 this.callMeta = callMeta;
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75
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76 database.initCallContext(this);
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77 }
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79
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80 public void postCall() {
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81 database.closeCallContext(this);
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82 }
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84 public abstract void afterCall(int action);
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85
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86 public abstract Long getTimeToLive();
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87
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88 public abstract void afterBackground(int action);
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91 public Object globalContext() {
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92 return database.context;
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93 }
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96 public ArtifactDatabase getDatabase() {
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97 return database;
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98 }
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101 public CallMeta getMeta() {
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102 return callMeta;
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103 }
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106 public Object getContextValue(Object key) {
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107 return customValues != null
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108 ? customValues.get(key)
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109 : null;
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110 }
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111
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112 public Object putContextValue(Object key, Object value) {
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113 if (customValues == null) {
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114 customValues = new HashMap();
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115 }
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116 return customValues.put(key, value);
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117 }
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119 /**
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120 * Get list of DataProviders that registered for given key.
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121 * @return list (empty list if none found, never null).
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122 */
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123 public List<DataProvider> getDataProvider(Object key) {
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124 if (dataProviders != null) {
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125 List<DataProvider> list = dataProviders.get(key);
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126 return list != null
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127 ? list
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128 : java.util.Collections.<DataProvider>emptyList();
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129 }
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130 return java.util.Collections.<DataProvider>emptyList();
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131 }
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132
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133
353
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134 /**
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135 * Let a DataProvider register itself with given key.
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136 * Multiple DataProvider can register under the same key.
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137 */
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138 public Object registerDataProvider(Object key, DataProvider value) {
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139 List<DataProvider> providers = null;
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140 if (dataProviders == null) {
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141 dataProviders = new HashMap();
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142 providers = new ArrayList<DataProvider>();
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143 providers.add(value);
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144 return dataProviders.put(key, providers);
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145 }
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146 providers = dataProviders.get(key);
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147
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148 if (providers == null) {
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149 providers = new ArrayList<DataProvider>();
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150 }
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151 providers.add(value);
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152 return dataProviders.put(key, providers);
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153 }
219
cabe4c02ab64 Refactored the CallContextImpl - there are two concrete classes for Artifacts and ArtifactCollections now.
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154 }
cabe4c02ab64 Refactored the CallContextImpl - there are two concrete classes for Artifacts and ArtifactCollections now.
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155 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org