Mercurial > dive4elements > river
annotate backend/src/main/java/org/dive4elements/river/model/Gauge.java @ 8810:dbdb7c9bd51b
Upgrade to new PostgreSQL JDBC-driver.
This needs more explicit type mapping but fixes the sometimes occuring
error because of unimplemented Jdbc4Connection.isValid().
author | Tom Gottfried <tom@intevation.de> |
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date | Tue, 14 Mar 2017 16:27:14 +0100 |
parents | 0c22ef71d154 |
children | 5e38e2924c07 |
rev | line source |
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde |
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2 * Software engineering by Intevation GmbH |
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3 * |
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4 * This file is Free Software under the GNU AGPL (>=v3) |
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the |
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6 * documentation coming with Dive4Elements River for details. |
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7 */ |
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8 |
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9 package org.dive4elements.river.model; |
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10 |
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11 import java.math.BigDecimal; |
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12 |
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13 import java.io.Serializable; |
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14 |
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15 import java.util.List; |
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16 |
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17 import javax.persistence.Entity; |
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18 import javax.persistence.Id; |
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19 import javax.persistence.Table; |
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20 import javax.persistence.GeneratedValue; |
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21 import javax.persistence.Column; |
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22 import javax.persistence.SequenceGenerator; |
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23 import javax.persistence.GenerationType; |
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24 import javax.persistence.JoinColumn; |
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25 import javax.persistence.OneToOne; |
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26 import javax.persistence.OneToMany; |
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27 |
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28 import org.hibernate.Session; |
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29 import org.hibernate.Query; |
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30 |
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31 import org.apache.log4j.Logger; |
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32 |
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33 import org.dive4elements.river.backend.SessionHolder; |
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34 |
5374 | 35 /** Database-mapped Gauge with all info about it. */ |
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36 @Entity |
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37 @Table(name = "gauges") |
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38 public class Gauge |
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39 implements Serializable, Comparable<Gauge> |
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40 { |
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41 private static final Logger log = Logger.getLogger(Gauge.class); |
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42 |
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43 public static final int MASTER_DISCHARGE_TABLE = 0; |
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44 |
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45 private Integer id; |
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46 private String name; |
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47 private River river; |
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48 private BigDecimal station; |
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49 private BigDecimal aeo; |
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50 private BigDecimal datum; |
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51 private Long officialNumber; |
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52 private Range range; |
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53 |
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54 private List<DischargeTable> dischargeTables; |
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55 |
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56 /** MainValues at this Gauge. */ |
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57 protected List<MainValue> mainValues; |
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58 |
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59 public Gauge() { |
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60 } |
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61 |
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62 public Gauge( |
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63 String name, |
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64 River river, |
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65 BigDecimal station, |
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66 BigDecimal aeo, |
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67 BigDecimal datum, |
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68 Long officialNumber, |
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69 Range range |
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70 ) { |
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71 this.name = name; |
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72 this.river = river; |
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73 this.station = station; |
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74 this.aeo = aeo; |
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75 this.datum = datum; |
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76 this.officialNumber = officialNumber; |
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77 this.range = range; |
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78 } |
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79 |
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80 @Id |
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81 @SequenceGenerator( |
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82 name = "SEQUENCE_GAUGES_ID_SEQ", |
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83 sequenceName = "GAUGES_ID_SEQ", |
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84 allocationSize = 1) |
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85 @GeneratedValue( |
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86 strategy = GenerationType.SEQUENCE, |
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87 generator = "SEQUENCE_GAUGES_ID_SEQ") |
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88 @Column(name = "id") |
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89 public Integer getId() { |
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90 return id; |
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91 } |
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92 |
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93 public void setId(Integer id) { |
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94 this.id = id; |
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95 } |
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96 |
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97 @OneToOne |
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98 @JoinColumn(name = "river_id" ) |
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99 public River getRiver() { |
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100 return river; |
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101 } |
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102 |
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103 public void setRiver(River river) { |
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104 this.river = river; |
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105 } |
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106 |
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107 @Column(name = "name") |
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108 public String getName() { |
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109 return name; |
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110 } |
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111 |
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112 public void setName(String name) { |
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113 this.name = name; |
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114 } |
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115 |
172
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116 @Column(name = "station") // FIXME: type mapping needed |
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117 public BigDecimal getStation() { |
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118 return station; |
167
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119 } |
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120 |
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121 public void setStation(BigDecimal station) { |
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122 this.station = station; |
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123 } |
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124 |
172
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125 @Column(name = "aeo") // FIXME: type mapping needed |
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126 public BigDecimal getAeo() { |
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127 return aeo; |
167
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128 } |
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129 |
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130 public void setAeo(BigDecimal aeo) { |
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131 this.aeo = aeo; |
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132 } |
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133 |
172
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134 @Column(name = "datum") // FIXME: type mapping needed |
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135 public BigDecimal getDatum() { |
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136 return datum; |
167
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137 } |
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138 |
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139 public void setDatum(BigDecimal datum) { |
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140 this.datum = datum; |
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141 } |
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142 |
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143 @Column(name = "official_number") |
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144 public Long getOfficialNumber() { |
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145 return officialNumber; |
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146 } |
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147 |
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148 public void setOfficialNumber(Long officialNumber) { |
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149 this.officialNumber = officialNumber; |
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150 } |
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151 |
174
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152 @OneToOne |
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153 @JoinColumn(name = "range_id" ) |
172
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154 public Range getRange() { |
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155 return range; |
167
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156 } |
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157 |
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158 public void setRange(Range range) { |
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159 this.range = range; |
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160 } |
203
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161 |
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162 @OneToMany |
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163 @JoinColumn(name = "gauge_id") |
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164 public List<DischargeTable> getDischargeTables() { |
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165 return dischargeTables; |
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166 } |
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167 |
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168 public void setDischargeTables(List<DischargeTable> dischargeTables) { |
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169 this.dischargeTables = dischargeTables; |
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170 } |
468
8d76556c9616
Added methods to retrieve the min and max W and Q values of a Wst and Gauge.
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171 |
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172 |
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173 /** |
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diff
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174 * Returns min and max W values of this gauge. |
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diff
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|
175 * |
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176 * @return the min and max W value of this gauge [min,max]. |
468
8d76556c9616
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203
diff
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|
177 */ |
6327
447ed3dee890
Backend: removed scale factor from min/max value determination of gauge Ws.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
5992
diff
changeset
|
178 public double[] determineMinMaxW() { |
468
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Added methods to retrieve the min and max W and Q values of a Wst and Gauge.
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203
diff
changeset
|
179 Session session = SessionHolder.HOLDER.get(); |
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Added methods to retrieve the min and max W and Q values of a Wst and Gauge.
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203
diff
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|
180 |
8482
0c22ef71d154
Use explicit query to avoid hibernate connection leak.
Tom Gottfried <tom@intevation.de>
parents:
6838
diff
changeset
|
181 DischargeTable dischargeTable = fetchMasterDischargeTable(); |
468
8d76556c9616
Added methods to retrieve the min and max W and Q values of a Wst and Gauge.
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203
diff
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|
182 |
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Added methods to retrieve the min and max W and Q values of a Wst and Gauge.
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203
diff
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|
183 if (dischargeTable == null) { |
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Added methods to retrieve the min and max W and Q values of a Wst and Gauge.
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203
diff
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184 return null; |
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Added methods to retrieve the min and max W and Q values of a Wst and Gauge.
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203
diff
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|
185 } |
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Added methods to retrieve the min and max W and Q values of a Wst and Gauge.
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203
diff
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|
186 |
8d76556c9616
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203
diff
changeset
|
187 Query query = session.createQuery( |
8d76556c9616
Added methods to retrieve the min and max W and Q values of a Wst and Gauge.
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203
diff
changeset
|
188 "select min(w) as min, max(w) as max from DischargeTableValue " + |
8d76556c9616
Added methods to retrieve the min and max W and Q values of a Wst and Gauge.
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203
diff
changeset
|
189 "where table_id =:table"); |
8d76556c9616
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203
diff
changeset
|
190 query.setParameter("table", dischargeTable.getId()); |
8d76556c9616
Added methods to retrieve the min and max W and Q values of a Wst and Gauge.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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203
diff
changeset
|
191 |
5969
abe5fe3d2d17
Fixed NPE problem in fetching extram from discharge curves.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
5844
diff
changeset
|
192 List<?> results = query.list(); |
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Fixed NPE problem in fetching extram from discharge curves.
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|
193 if (results.isEmpty()) { |
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Fixed NPE problem in fetching extram from discharge curves.
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|
194 log.error("No values in discharge table found."); |
abe5fe3d2d17
Fixed NPE problem in fetching extram from discharge curves.
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|
195 return null; |
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Fixed NPE problem in fetching extram from discharge curves.
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5844
diff
changeset
|
196 } |
468
8d76556c9616
Added methods to retrieve the min and max W and Q values of a Wst and Gauge.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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203
diff
changeset
|
197 |
5969
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Fixed NPE problem in fetching extram from discharge curves.
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|
198 Object[] result = (Object[])results.get(0); |
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Fixed NPE problem in fetching extram from discharge curves.
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|
199 |
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Fixed NPE problem in fetching extram from discharge curves.
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changeset
|
200 BigDecimal a = (BigDecimal)result[0]; |
abe5fe3d2d17
Fixed NPE problem in fetching extram from discharge curves.
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changeset
|
201 BigDecimal b = (BigDecimal)result[1]; |
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Fixed NPE problem in fetching extram from discharge curves.
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diff
changeset
|
202 |
abe5fe3d2d17
Fixed NPE problem in fetching extram from discharge curves.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
5844
diff
changeset
|
203 return a != null && b != null |
6327
447ed3dee890
Backend: removed scale factor from min/max value determination of gauge Ws.
Sascha L. Teichmann <teichmann@intevation.de>
parents:
5992
diff
changeset
|
204 ? new double [] { a.doubleValue(), b.doubleValue() } |
468
8d76556c9616
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Ingo Weinzierl <ingo.weinzierl@intevation.de>
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203
diff
changeset
|
205 : null; |
8d76556c9616
Added methods to retrieve the min and max W and Q values of a Wst and Gauge.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
203
diff
changeset
|
206 } |
1233
5a3109b8475f
Mapping and Accessors for MainValues of Gauge, by Sascha L. Teichmann.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
480
diff
changeset
|
207 |
5a3109b8475f
Mapping and Accessors for MainValues of Gauge, by Sascha L. Teichmann.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
480
diff
changeset
|
208 @OneToMany |
5a3109b8475f
Mapping and Accessors for MainValues of Gauge, by Sascha L. Teichmann.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
480
diff
changeset
|
209 @JoinColumn(name = "gauge_id") |
5a3109b8475f
Mapping and Accessors for MainValues of Gauge, by Sascha L. Teichmann.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
480
diff
changeset
|
210 public List<MainValue> getMainValues() { |
5a3109b8475f
Mapping and Accessors for MainValues of Gauge, by Sascha L. Teichmann.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
480
diff
changeset
|
211 return mainValues; |
5a3109b8475f
Mapping and Accessors for MainValues of Gauge, by Sascha L. Teichmann.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
480
diff
changeset
|
212 } |
5a3109b8475f
Mapping and Accessors for MainValues of Gauge, by Sascha L. Teichmann.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
480
diff
changeset
|
213 |
5a3109b8475f
Mapping and Accessors for MainValues of Gauge, by Sascha L. Teichmann.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
480
diff
changeset
|
214 public void setMainValues(List<MainValue> mainValues) { |
5a3109b8475f
Mapping and Accessors for MainValues of Gauge, by Sascha L. Teichmann.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
480
diff
changeset
|
215 this.mainValues = mainValues; |
2381
aa777d1aba38
Added a function Gauge.getGaugeByOfficialNumber() that returns a Gauge based on its official number.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
2371
diff
changeset
|
216 } |
aa777d1aba38
Added a function Gauge.getGaugeByOfficialNumber() that returns a Gauge based on its official number.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
2371
diff
changeset
|
217 |
aa777d1aba38
Added a function Gauge.getGaugeByOfficialNumber() that returns a Gauge based on its official number.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
2371
diff
changeset
|
218 public static Gauge getGaugeByOfficialNumber(long number) { |
aa777d1aba38
Added a function Gauge.getGaugeByOfficialNumber() that returns a Gauge based on its official number.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
2371
diff
changeset
|
219 Session session = SessionHolder.HOLDER.get(); |
aa777d1aba38
Added a function Gauge.getGaugeByOfficialNumber() that returns a Gauge based on its official number.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
2371
diff
changeset
|
220 |
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221 Query query = session.createQuery( |
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222 "from Gauge where officialNumber=:number"); |
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223 |
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224 query.setParameter("number", number); |
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225 |
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226 List<Gauge> results = query.list(); |
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227 |
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228 return results.isEmpty() ? null : results.get(0); |
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229 } |
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230 |
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231 public static Gauge getGaugeByOfficialNumber(long number, String river_name) { |
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232 Session session = SessionHolder.HOLDER.get(); |
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233 |
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234 Query query = session.createQuery( |
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235 "from Gauge as gau " + |
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236 "where gau.officialNumber=:number and gau.river.name=:river_name"); |
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237 |
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238 query.setParameter("number", number); |
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239 query.setParameter("river_name", river_name); |
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240 |
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241 List<Gauge> results = query.list(); |
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242 |
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243 return results.isEmpty() ? null : results.get(0); |
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244 } |
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245 |
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246 |
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247 public DischargeTable fetchMasterDischargeTable() { |
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248 Session session = SessionHolder.HOLDER.get(); |
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249 |
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250 Query query = session.createQuery( |
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251 "from DischargeTable " + |
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252 "where kind = 0 " + |
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253 "and gauge = :gauge"); |
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254 |
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255 query.setParameter("gauge", this); |
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256 |
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257 List<Object> results = query.list(); |
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258 |
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259 return results.isEmpty() |
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260 ? null |
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261 : (DischargeTable)results.get(0); |
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262 } |
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263 |
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264 /** |
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265 * Returns an array of [days, qs] necessary to create duration curves. |
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266 * |
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267 * @return a 2dim array of [days, qs] where days is an int[] and qs is |
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268 * an double[]. |
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269 */ |
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270 public Object[] fetchDurationCurveData() { |
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271 Session session = SessionHolder.HOLDER.get(); |
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272 |
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273 Query query = session.createQuery( |
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274 "select cast(nmv.name as integer) as days, mv.value as q " + |
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275 "from MainValue as mv " + |
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276 "join mv.mainValue as nmv " + |
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277 "join nmv.type mvt " + |
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278 "where mvt.name = 'D' and mv.gauge.id = :gauge_id " + |
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279 "order by days"); |
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280 |
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281 query.setParameter("gauge_id", getId()); |
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282 |
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283 List<Object> results = query.list(); |
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284 int[] days = new int[results.size()]; |
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285 double[] qs = new double[results.size()]; |
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286 |
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287 int idx = 0; |
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288 |
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289 for (Object obj: results) { |
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290 Object[] arr = (Object[]) obj; |
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291 |
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292 try { |
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293 int day = ((Integer) arr[0]).intValue(); |
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294 double q = ((BigDecimal) arr[1]).doubleValue(); |
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295 |
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296 days[idx] = day; |
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297 qs[idx++] = q; |
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298 } |
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299 catch (NumberFormatException nfe) { |
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300 } |
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301 } |
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302 |
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303 return new Object[] { days, qs }; |
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304 } |
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305 |
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306 /** |
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307 * Calculates the maximum and minimum W and Q values |
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308 * |
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309 * @return the MaxMinWQ object representing the calculated values |
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310 */ |
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311 public MinMaxWQ fetchMaxMinWQ() { |
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312 Session session = SessionHolder.HOLDER.get(); |
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313 |
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314 Query query = session.createQuery( |
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315 "select max(mv.value) as max, min(mv.value) as min " + |
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316 "from MainValue as mv " + |
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317 "join mv.mainValue as nmv " + |
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318 "join nmv.type mvt " + |
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319 "where mvt.name in ('W', 'Q') " + |
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320 "and mv.gauge.id = :gauge_id " + |
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321 "group by mvt.name order by mvt.name" |
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322 ); |
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323 |
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324 query.setParameter("gauge_id", getId()); |
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325 |
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326 List<Object> results = query.list(); |
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327 if (results.isEmpty()) { |
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328 // No values found |
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329 return new MinMaxWQ(); |
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330 } |
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331 |
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332 Object[] arr = (Object[]) results.get(0); |
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333 BigDecimal maxw = (BigDecimal)arr[0]; |
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Backend: 'Pegelinfo' needs min/max Q, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3789
diff
changeset
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334 BigDecimal minw = (BigDecimal)arr[1]; |
3789
9f92c42b7a81
Add method fetchMinMaxWQ to Gauge
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
3788
diff
changeset
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335 BigDecimal maxq = null; |
9f92c42b7a81
Add method fetchMinMaxWQ to Gauge
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
3788
diff
changeset
|
336 BigDecimal minq = null; |
9f92c42b7a81
Add method fetchMinMaxWQ to Gauge
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
3788
diff
changeset
|
337 |
9f92c42b7a81
Add method fetchMinMaxWQ to Gauge
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
3788
diff
changeset
|
338 |
9f92c42b7a81
Add method fetchMinMaxWQ to Gauge
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
3788
diff
changeset
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339 if (results.size() > 1) { |
9f92c42b7a81
Add method fetchMinMaxWQ to Gauge
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
3788
diff
changeset
|
340 arr = (Object[]) results.get(1); |
9f92c42b7a81
Add method fetchMinMaxWQ to Gauge
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
3788
diff
changeset
|
341 maxq = (BigDecimal)arr[0]; |
9f92c42b7a81
Add method fetchMinMaxWQ to Gauge
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
3788
diff
changeset
|
342 minq = (BigDecimal)arr[1]; |
9f92c42b7a81
Add method fetchMinMaxWQ to Gauge
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
3788
diff
changeset
|
343 } |
9f92c42b7a81
Add method fetchMinMaxWQ to Gauge
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
3788
diff
changeset
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344 |
9f92c42b7a81
Add method fetchMinMaxWQ to Gauge
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
3788
diff
changeset
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345 return new MinMaxWQ(minw, maxw, minq, maxq); |
9f92c42b7a81
Add method fetchMinMaxWQ to Gauge
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
3788
diff
changeset
|
346 } |
4174
eaf83d4ae6b1
Sorted gauges for reference gauge selection in historical discharge calculation based on their name.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
3947
diff
changeset
|
347 |
eaf83d4ae6b1
Sorted gauges for reference gauge selection in historical discharge calculation based on their name.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
3947
diff
changeset
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348 @Override |
eaf83d4ae6b1
Sorted gauges for reference gauge selection in historical discharge calculation based on their name.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
3947
diff
changeset
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349 public int compareTo(Gauge o) { |
eaf83d4ae6b1
Sorted gauges for reference gauge selection in historical discharge calculation based on their name.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
3947
diff
changeset
|
350 return getName().compareTo(o.getName()); |
eaf83d4ae6b1
Sorted gauges for reference gauge selection in historical discharge calculation based on their name.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
3947
diff
changeset
|
351 } |
167
15d515fe15f5
Added POJOs to be mapped to schema.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
352 } |
15d515fe15f5
Added POJOs to be mapped to schema.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
353 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |