Mercurial > dive4elements > river
annotate backend/src/main/java/org/dive4elements/river/model/Wst.java @ 6201:dc166b225775
Backed out changeset 53fca3392c9f
author | Tom Gottfried <tom.gottfried@intevation.de> |
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date | Fri, 24 May 2013 16:26:41 +0200 |
parents | 4c3ccf2b0304 |
children | 701f11e8a17a |
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.io.Serializable; |
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12 import java.math.BigDecimal; |
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13 import java.util.List; |
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14 |
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15 import javax.persistence.Entity; |
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16 import javax.persistence.Id; |
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17 import javax.persistence.Table; |
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18 import javax.persistence.GeneratedValue; |
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19 import javax.persistence.Column; |
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20 import javax.persistence.SequenceGenerator; |
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21 import javax.persistence.GenerationType; |
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22 import javax.persistence.JoinColumn; |
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23 import javax.persistence.OneToOne; |
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24 import javax.persistence.OneToMany; |
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25 |
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26 import org.apache.log4j.Logger; |
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27 |
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28 import org.hibernate.Session; |
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29 import org.hibernate.SQLQuery; |
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30 import org.hibernate.Query; |
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31 import org.hibernate.type.StandardBasicTypes; |
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32 |
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33 import org.dive4elements.river.backend.SessionHolder; |
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34 |
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35 |
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36 @Entity |
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37 @Table(name = "wsts") |
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38 public class Wst |
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39 implements Serializable |
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40 { |
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41 private static Logger logger = Logger.getLogger(Wst.class); |
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42 |
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43 private Integer id; |
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44 private River river; |
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45 private String description; |
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46 private Integer kind; |
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47 |
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48 private List<WstColumn> columns; |
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49 |
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50 |
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51 public static final String SQL_SELECT_MINMAX = |
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52 "select min(q) as minQ, max(q) as maxQ from wst_q_values " + |
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53 "where wst_id = :wst and not (a > :km or b < :km)"; |
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54 |
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55 public Wst() { |
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56 } |
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57 |
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58 public Wst(River river, String description) { |
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59 this(river, description, 0); |
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60 } |
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61 |
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62 public Wst(River river, String description, Integer kind) { |
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63 this.river = river; |
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64 this.description = description; |
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65 this.kind = kind; |
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66 } |
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67 |
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68 @Id |
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69 @SequenceGenerator( |
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70 name = "SEQUENCE_WSTS_ID_SEQ", |
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71 sequenceName = "WSTS_ID_SEQ", |
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72 allocationSize = 1) |
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73 @GeneratedValue( |
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74 strategy = GenerationType.SEQUENCE, |
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75 generator = "SEQUENCE_WSTS_ID_SEQ") |
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76 @Column(name = "id") |
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77 public Integer getId() { |
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78 return id; |
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79 } |
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80 |
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81 public void setId(Integer id) { |
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82 this.id = id; |
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83 } |
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84 |
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85 @OneToOne |
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86 @JoinColumn(name = "river_id" ) |
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87 public River getRiver() { |
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88 return river; |
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89 } |
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90 |
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91 public void setRiver(River river) { |
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92 this.river = river; |
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93 } |
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94 |
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95 @Column(name = "description") |
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96 public String getDescription() { |
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97 return description; |
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98 } |
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99 |
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100 public void setDescription(String description) { |
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101 this.description = description; |
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102 } |
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103 |
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104 @Column(name = "kind") |
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105 public Integer getKind() { |
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106 return kind; |
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107 } |
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108 |
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109 public void setKind(Integer kind) { |
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110 this.kind = kind; |
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111 } |
468
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112 |
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113 @OneToMany |
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114 @JoinColumn(name="wst_id") |
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115 public List<WstColumn> getColumns() { |
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116 return columns; |
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117 } |
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118 |
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119 public void setColumns(List<WstColumn> columns) { |
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120 this.columns = columns; |
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121 } |
468
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122 |
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123 |
468
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124 /** |
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125 * Determines the min and max Q values of this WST. The min value is placed |
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126 * in the first field of the resulting array - the max value is placed in |
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127 * the second field. |
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128 * |
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129 * @return the min and max Q values of this WST. |
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130 */ |
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131 public double[] determineMinMaxQ() { |
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132 double[] ab = river.determineMinMaxDistance(); |
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133 return determineMinMaxQ(new Range(ab[0], ab[1], river)); |
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134 } |
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135 |
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136 |
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137 /** |
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138 * Determines the min and max Q values of this WST in the given range. The |
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139 * min value is placed in the first field of the resulting array - the max |
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140 * value is placed in the second field. |
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141 * |
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142 * @param range The range used for querying the Q values. |
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143 * |
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144 * @return the min and max Q values of this WST. |
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|
145 */ |
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146 public double[] determineMinMaxQ(Range range) { |
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147 if (range != null) { |
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148 return determineMinMaxQ( |
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149 range.getA().doubleValue(), |
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150 range.getB().doubleValue()); |
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151 } |
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152 |
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153 return null; |
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154 } |
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155 |
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156 |
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157 /** |
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158 * Determines the min and max Q values of this WST in the given range. The |
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159 * min value is placed in the first field of the resulting array - the max |
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160 * value is placed in the second field. |
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161 * |
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162 * @param fromKm the lower km value. |
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163 * @param toKm the upper km value. |
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Added a new method Wst.determineMinMaxQ(double,double).
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164 * |
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Added a new method Wst.determineMinMaxQ(double,double).
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165 * @return the min and max Q values of this WST. |
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|
166 */ |
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Added a new method Wst.determineMinMaxQ(double,double).
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167 public double[] determineMinMaxQ(double fromKm, double toKm) { |
468
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168 Session session = SessionHolder.HOLDER.get(); |
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169 |
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170 Query query = session.createQuery( |
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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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171 "select min(q), max(q) from WstQRange where " + |
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172 " id in " + |
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173 " (select wstQRange.id from WstColumnQRange where " + |
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174 " wstColumn.id in (select id from WstColumn where wst.id = :wst)) " + |
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|
175 " and range.id in " + |
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176 " (select id from Range where not (a > :end or b < :start))"); |
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177 |
469
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Fixed index problem when an empty list is returned.
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|
178 query.setParameter("wst", getId()); |
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179 query.setParameter("start", new BigDecimal(fromKm)); |
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180 query.setParameter("end", new BigDecimal(toKm)); |
468
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181 |
469
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182 List<Object []> results = query.list(); |
468
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183 |
469
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184 if (results.isEmpty()) { |
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185 return null; |
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|
186 } |
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187 |
5850
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Wst: Avoid NPE.
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|
188 if (results.get(0)[0] == null || results.get(0)[1] == null) { |
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189 logger.warn("Could not process result from min/maxQ query."); |
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190 return null; |
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|
191 } |
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|
192 |
469
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193 Object [] result = results.get(0); |
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194 |
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195 return new double [] { |
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196 ((BigDecimal)result[0]).doubleValue(), |
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|
197 ((BigDecimal)result[1]).doubleValue() }; |
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198 } |
2374
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Added a new method Wst.determineMinMaxQFree() to determine the min/max Qs at a given kilometer.
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199 |
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Added a new method Wst.determineMinMaxQFree() to determine the min/max Qs at a given kilometer.
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200 |
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Added a new method Wst.determineMinMaxQFree() to determine the min/max Qs at a given kilometer.
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201 public double[] determineMinMaxQFree(double km) { |
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Added a new method Wst.determineMinMaxQFree() to determine the min/max Qs at a given kilometer.
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202 Session session = SessionHolder.HOLDER.get(); |
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Added a new method Wst.determineMinMaxQFree() to determine the min/max Qs at a given kilometer.
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203 |
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Added a new method Wst.determineMinMaxQFree() to determine the min/max Qs at a given kilometer.
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|
204 SQLQuery sqlQuery = session.createSQLQuery(SQL_SELECT_MINMAX) |
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Added a new method Wst.determineMinMaxQFree() to determine the min/max Qs at a given kilometer.
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|
205 .addScalar("minQ", StandardBasicTypes.DOUBLE) |
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Added a new method Wst.determineMinMaxQFree() to determine the min/max Qs at a given kilometer.
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|
206 .addScalar("maxQ", StandardBasicTypes.DOUBLE); |
ab1e642e7c85
Added a new method Wst.determineMinMaxQFree() to determine the min/max Qs at a given kilometer.
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|
207 |
ab1e642e7c85
Added a new method Wst.determineMinMaxQFree() to determine the min/max Qs at a given kilometer.
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|
208 sqlQuery.setInteger("wst", getId()); |
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Added a new method Wst.determineMinMaxQFree() to determine the min/max Qs at a given kilometer.
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209 sqlQuery.setDouble("km", km); |
ab1e642e7c85
Added a new method Wst.determineMinMaxQFree() to determine the min/max Qs at a given kilometer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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210 |
ab1e642e7c85
Added a new method Wst.determineMinMaxQFree() to determine the min/max Qs at a given kilometer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
2372
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211 List<Object[]> minmaxQ = sqlQuery.list(); |
ab1e642e7c85
Added a new method Wst.determineMinMaxQFree() to determine the min/max Qs at a given kilometer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
2372
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212 |
2794
3c26e16ae6c2
Fix or workaround flys/issue632, avoid NPE.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
2374
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213 |
2374
ab1e642e7c85
Added a new method Wst.determineMinMaxQFree() to determine the min/max Qs at a given kilometer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
2372
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214 if (minmaxQ.isEmpty()) { |
ab1e642e7c85
Added a new method Wst.determineMinMaxQFree() to determine the min/max Qs at a given kilometer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
2372
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215 return null; |
ab1e642e7c85
Added a new method Wst.determineMinMaxQFree() to determine the min/max Qs at a given kilometer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
2372
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216 } |
ab1e642e7c85
Added a new method Wst.determineMinMaxQFree() to determine the min/max Qs at a given kilometer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
2372
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217 |
ab1e642e7c85
Added a new method Wst.determineMinMaxQFree() to determine the min/max Qs at a given kilometer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
2372
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218 Object[] mm = minmaxQ.get(0); |
ab1e642e7c85
Added a new method Wst.determineMinMaxQFree() to determine the min/max Qs at a given kilometer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
2372
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219 |
2794
3c26e16ae6c2
Fix or workaround flys/issue632, avoid NPE.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
2374
diff
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220 if (mm[0] == null || mm[1] == null) { |
2795
c41bb1293acb
Adapted wrong method call of Log4J logger.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
2794
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221 logger.warn ("No min/max Q for km " + km + " found."); |
2794
3c26e16ae6c2
Fix or workaround flys/issue632, avoid NPE.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
2374
diff
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222 return null; |
3c26e16ae6c2
Fix or workaround flys/issue632, avoid NPE.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
2374
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223 } |
3c26e16ae6c2
Fix or workaround flys/issue632, avoid NPE.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
2374
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224 |
2374
ab1e642e7c85
Added a new method Wst.determineMinMaxQFree() to determine the min/max Qs at a given kilometer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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225 return new double[] { (Double) mm[0], (Double) mm[1] }; |
ab1e642e7c85
Added a new method Wst.determineMinMaxQFree() to determine the min/max Qs at a given kilometer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
2372
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226 } |
167
15d515fe15f5
Added POJOs to be mapped to schema.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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227 } |
15d515fe15f5
Added POJOs to be mapped to schema.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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228 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |