Mercurial > lada > lada-server
annotate src/main/java/de/intevation/lada/rest/LProbeService.java @ 69:ccb8e93b7eca
Removed /create path. Not needed in the REST api.
author | Torsten Irländer <torsten.irlaender@intevation.de> |
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date | Fri, 31 May 2013 14:44:58 +0200 |
parents | 530a941dbf79 |
children | 9409d00b9254 |
rev | line source |
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1 package de.intevation.lada.rest; |
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2 |
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3 import java.util.List; |
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4 import java.util.Map; |
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5 import java.util.logging.Logger; |
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6 |
8
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7 import javax.enterprise.context.RequestScoped; |
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8 import javax.inject.Inject; |
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9 import javax.ws.rs.Consumes; |
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10 import javax.ws.rs.GET; |
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11 import javax.ws.rs.POST; |
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12 import javax.ws.rs.Path; |
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13 import javax.ws.rs.PathParam; |
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14 import javax.ws.rs.Produces; |
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15 import javax.ws.rs.core.Context; |
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16 import javax.ws.rs.core.MultivaluedMap; |
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17 import javax.ws.rs.core.UriInfo; |
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18 |
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19 import de.intevation.lada.data.LProbeRepository; |
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20 import de.intevation.lada.model.LProbe; |
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21 |
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22 /** |
39 | 23 * This class produces a RESTful service to read the contents of LProbe table. |
24 * | |
25 * @author <a href="mailto:rrenkert@intevation.de">Raimund Renkert</a> | |
26 */ | |
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27 @Path("/proben") |
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28 @RequestScoped |
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29 public class LProbeService { |
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30 |
39 | 31 /** |
32 * The Repository for LProbe. | |
33 */ | |
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34 @Inject |
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35 private LProbeRepository repository; |
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36 |
39 | 37 /** |
38 * The logger for this class. | |
39 */ | |
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40 @Inject |
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41 private Logger log; |
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42 |
39 | 43 /** |
44 * Request a LProbe via its id. | |
45 * | |
46 * @param id The LProbe id | |
47 * @return JSON Object via REST service. | |
48 */ | |
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49 @GET |
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50 @Path("/{id}") |
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51 @Produces("text/json") |
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52 public LProbe details(@PathParam("id") String id) { |
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53 return repository.details(id); |
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54 } |
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55 |
39 | 56 /** |
57 * Request LProbe via a filter. | |
58 * | |
59 * Query parameters are used for the filter in form of key-value pairs. | |
60 * This filter can take the three parameters | |
61 * mst=$MSTID (String) | |
62 * uwb=$UWBID (String) | |
63 * begin=$PROBEENTNAHMEBEGIN (Timestamp) | |
64 * | |
65 * @param info The URL query parameters. | |
66 * @return JSON Object via Rest service. | |
67 */ | |
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68 @GET |
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69 @Produces("text/json") |
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70 public List<LProbe> filter(@Context UriInfo info) { |
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71 MultivaluedMap<String, String> params = info.getQueryParameters(); |
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72 if (params.isEmpty()) { |
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73 return repository.findAll(LProbe.class); |
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74 } |
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75 String mstId = ""; |
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76 String uwbId = ""; |
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77 Long begin = null; |
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78 if (params.containsKey("mst")) { |
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79 mstId = params.getFirst("mst"); |
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80 } |
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81 if (params.containsKey("uwb")) { |
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82 uwbId = params.getFirst("uwb"); |
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83 } |
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84 if (params.containsKey("begin")) { |
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85 String tmp = params.getFirst("begin"); |
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86 try { |
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87 begin = Long.valueOf(tmp); |
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88 } |
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89 catch (NumberFormatException nfe) { |
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90 begin = null; |
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91 } |
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92 } |
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93 return repository.filter(mstId, uwbId, begin); |
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94 } |
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95 |
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96 @POST |
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97 @Produces("text/json") |
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98 @Consumes("application/json") |
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99 public String create(LProbe probe) { |
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100 boolean success = repository.create(probe); |
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101 if(success) { |
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102 return "[{" + |
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103 "returncode: 200," + |
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104 "errorfields: []," + |
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105 createWarningFields() + |
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106 "}]"; |
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107 } |
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108 else { |
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109 int generalError = repository.getGeneralError(); |
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110 String response = "[{ \"returncode\": " + generalError + ", "; |
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111 response += "\"errors\": {" + createErrorFields() + "}, "; |
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112 response += "\"warnings\": {" + createWarningFields() + "}"; |
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113 response += "}]"; |
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114 return response; |
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115 } |
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116 } |
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117 |
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118 private String createWarningFields() { |
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119 Map<String, Integer> warnings = repository.getWarnings(); |
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120 String response = "\"fields\": ["; |
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121 if (warnings == null || warnings.isEmpty()) { |
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122 response += "]"; |
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123 return response; |
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124 } |
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125 boolean first = true; |
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126 for (Map.Entry<String, Integer> entry: warnings.entrySet()) { |
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127 if (!first) { |
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128 response +=","; |
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129 } |
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130 response += "{" + "\"" + entry.getKey() + |
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131 "\": " + entry.getValue() + "}"; |
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132 first = false; |
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133 } |
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134 response += "]"; |
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135 return response; |
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136 } |
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137 |
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138 private String createErrorFields() { |
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139 Map<String, Integer> errors = repository.getErrors(); |
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140 String response = "\"fields\": ["; |
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141 if (errors.isEmpty()) { |
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142 response += "]"; |
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143 return response; |
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144 } |
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145 boolean first = true; |
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146 for (Map.Entry<String, Integer> entry: errors.entrySet()) { |
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147 if (!first) { |
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148 response +=","; |
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149 } |
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150 response += "{" + "\"" + entry.getKey() + |
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151 "\": " + entry.getValue() + "}"; |
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152 first = false; |
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153 } |
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154 response += "]"; |
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155 return response; |
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156 } |
8
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157 } |