annotate flys-backend/src/main/java/de/intevation/flys/model/River.java @ 757:c19d4c643526

River: add method to find gauge by its station position. flys-backend/trunk@2090 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Wed, 08 Jun 2011 19:03:44 +0000
parents ca13926b8871
children e09f00ecb915
rev   line source
167
15d515fe15f5 Added POJOs to be mapped to schema.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1 package de.intevation.flys.model;
15d515fe15f5 Added POJOs to be mapped to schema.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
2
15d515fe15f5 Added POJOs to be mapped to schema.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
3 import java.io.Serializable;
15d515fe15f5 Added POJOs to be mapped to schema.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
4
465
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
5 import java.math.BigDecimal;
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
6
168
86a1bd9cc50e More Hibernate/JPA stuff
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 167
diff changeset
7 import javax.persistence.Entity;
86a1bd9cc50e More Hibernate/JPA stuff
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 167
diff changeset
8 import javax.persistence.Id;
86a1bd9cc50e More Hibernate/JPA stuff
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 167
diff changeset
9 import javax.persistence.Table;
86a1bd9cc50e More Hibernate/JPA stuff
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 167
diff changeset
10 import javax.persistence.GeneratedValue;
86a1bd9cc50e More Hibernate/JPA stuff
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 167
diff changeset
11 import javax.persistence.Column;
86a1bd9cc50e More Hibernate/JPA stuff
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 167
diff changeset
12 import javax.persistence.SequenceGenerator;
174
249390dd24e7 Added foreign key constraint annotations to model classes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 171
diff changeset
13 import javax.persistence.OneToMany;
249390dd24e7 Added foreign key constraint annotations to model classes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 171
diff changeset
14 import javax.persistence.JoinColumn;
168
86a1bd9cc50e More Hibernate/JPA stuff
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 167
diff changeset
15 import javax.persistence.GenerationType;
86a1bd9cc50e More Hibernate/JPA stuff
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 167
diff changeset
16
174
249390dd24e7 Added foreign key constraint annotations to model classes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 171
diff changeset
17 import java.util.List;
249390dd24e7 Added foreign key constraint annotations to model classes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 171
diff changeset
18
472
1e196c75563b Added a new method to determine the selected gauge of a river based on a start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 465
diff changeset
19 import org.hibernate.Session;
1e196c75563b Added a new method to determine the selected gauge of a river based on a start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 465
diff changeset
20 import org.hibernate.Query;
1e196c75563b Added a new method to determine the selected gauge of a river based on a start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 465
diff changeset
21
1e196c75563b Added a new method to determine the selected gauge of a river based on a start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 465
diff changeset
22 import de.intevation.flys.backend.SessionHolder;
1e196c75563b Added a new method to determine the selected gauge of a river based on a start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 465
diff changeset
23
1e196c75563b Added a new method to determine the selected gauge of a river based on a start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 465
diff changeset
24
168
86a1bd9cc50e More Hibernate/JPA stuff
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 167
diff changeset
25 @Entity
86a1bd9cc50e More Hibernate/JPA stuff
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 167
diff changeset
26 @Table(name = "rivers")
167
15d515fe15f5 Added POJOs to be mapped to schema.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
27 public class River
15d515fe15f5 Added POJOs to be mapped to schema.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
28 implements Serializable
15d515fe15f5 Added POJOs to be mapped to schema.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
29 {
168
86a1bd9cc50e More Hibernate/JPA stuff
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 167
diff changeset
30 private Integer id;
167
15d515fe15f5 Added POJOs to be mapped to schema.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
31
168
86a1bd9cc50e More Hibernate/JPA stuff
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 167
diff changeset
32 private String name;
167
15d515fe15f5 Added POJOs to be mapped to schema.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
33
505
ce9c6f05f464 Schema: Added a column which tells if a river counts its km up or downwards.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 488
diff changeset
34 private boolean kmUp;
ce9c6f05f464 Schema: Added a column which tells if a river counts its km up or downwards.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 488
diff changeset
35
174
249390dd24e7 Added foreign key constraint annotations to model classes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 171
diff changeset
36 private List<Gauge> gauges;
249390dd24e7 Added foreign key constraint annotations to model classes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 171
diff changeset
37
168
86a1bd9cc50e More Hibernate/JPA stuff
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 167
diff changeset
38 @Id
86a1bd9cc50e More Hibernate/JPA stuff
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 167
diff changeset
39 @SequenceGenerator(
171
4a83e14f40f9 Added entity and id annotations.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 169
diff changeset
40 name = "SEQUENCE_RIVERS_ID_SEQ",
169
7929f4144d2f Bound Apache Commons DBCP with Hibernate.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 168
diff changeset
41 sequenceName = "RIVERS_ID_SEQ",
7929f4144d2f Bound Apache Commons DBCP with Hibernate.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 168
diff changeset
42 allocationSize = 1)
168
86a1bd9cc50e More Hibernate/JPA stuff
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 167
diff changeset
43 @GeneratedValue(
86a1bd9cc50e More Hibernate/JPA stuff
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 167
diff changeset
44 strategy = GenerationType.SEQUENCE,
171
4a83e14f40f9 Added entity and id annotations.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 169
diff changeset
45 generator = "SEQUENCE_RIVERS_ID_SEQ")
168
86a1bd9cc50e More Hibernate/JPA stuff
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 167
diff changeset
46 @Column(name = "id")
86a1bd9cc50e More Hibernate/JPA stuff
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 167
diff changeset
47 public Integer getId() {
86a1bd9cc50e More Hibernate/JPA stuff
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 167
diff changeset
48 return id;
86a1bd9cc50e More Hibernate/JPA stuff
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 167
diff changeset
49 }
86a1bd9cc50e More Hibernate/JPA stuff
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 167
diff changeset
50
86a1bd9cc50e More Hibernate/JPA stuff
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 167
diff changeset
51 public void setId(Integer id) {
167
15d515fe15f5 Added POJOs to be mapped to schema.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
52 this.id = id;
15d515fe15f5 Added POJOs to be mapped to schema.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
53 }
15d515fe15f5 Added POJOs to be mapped to schema.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
54
168
86a1bd9cc50e More Hibernate/JPA stuff
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 167
diff changeset
55 @Column(name = "name")
86a1bd9cc50e More Hibernate/JPA stuff
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 167
diff changeset
56 public String getName() {
86a1bd9cc50e More Hibernate/JPA stuff
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 167
diff changeset
57 return name;
167
15d515fe15f5 Added POJOs to be mapped to schema.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
58 }
15d515fe15f5 Added POJOs to be mapped to schema.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
59
15d515fe15f5 Added POJOs to be mapped to schema.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
60 public void setName(String name) {
15d515fe15f5 Added POJOs to be mapped to schema.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
61 this.name = name;
15d515fe15f5 Added POJOs to be mapped to schema.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
62 }
15d515fe15f5 Added POJOs to be mapped to schema.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
63
505
ce9c6f05f464 Schema: Added a column which tells if a river counts its km up or downwards.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 488
diff changeset
64 @Column(name = "km_up")
ce9c6f05f464 Schema: Added a column which tells if a river counts its km up or downwards.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 488
diff changeset
65 public boolean getKmUp() {
ce9c6f05f464 Schema: Added a column which tells if a river counts its km up or downwards.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 488
diff changeset
66 return kmUp;
ce9c6f05f464 Schema: Added a column which tells if a river counts its km up or downwards.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 488
diff changeset
67 }
ce9c6f05f464 Schema: Added a column which tells if a river counts its km up or downwards.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 488
diff changeset
68
ce9c6f05f464 Schema: Added a column which tells if a river counts its km up or downwards.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 488
diff changeset
69 public void setKmUp(boolean kmUp) {
ce9c6f05f464 Schema: Added a column which tells if a river counts its km up or downwards.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 488
diff changeset
70 this.kmUp = kmUp;
ce9c6f05f464 Schema: Added a column which tells if a river counts its km up or downwards.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 488
diff changeset
71 }
ce9c6f05f464 Schema: Added a column which tells if a river counts its km up or downwards.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 488
diff changeset
72
167
15d515fe15f5 Added POJOs to be mapped to schema.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
73 public River() {
15d515fe15f5 Added POJOs to be mapped to schema.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
74 }
169
7929f4144d2f Bound Apache Commons DBCP with Hibernate.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 168
diff changeset
75
7929f4144d2f Bound Apache Commons DBCP with Hibernate.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 168
diff changeset
76 public River(String name) {
7929f4144d2f Bound Apache Commons DBCP with Hibernate.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 168
diff changeset
77 this.name = name;
7929f4144d2f Bound Apache Commons DBCP with Hibernate.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 168
diff changeset
78 }
174
249390dd24e7 Added foreign key constraint annotations to model classes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 171
diff changeset
79
249390dd24e7 Added foreign key constraint annotations to model classes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 171
diff changeset
80 @OneToMany
249390dd24e7 Added foreign key constraint annotations to model classes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 171
diff changeset
81 @JoinColumn(name="river_id")
249390dd24e7 Added foreign key constraint annotations to model classes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 171
diff changeset
82 public List<Gauge> getGauges() {
249390dd24e7 Added foreign key constraint annotations to model classes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 171
diff changeset
83 return gauges;
249390dd24e7 Added foreign key constraint annotations to model classes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 171
diff changeset
84 }
249390dd24e7 Added foreign key constraint annotations to model classes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 171
diff changeset
85
249390dd24e7 Added foreign key constraint annotations to model classes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 171
diff changeset
86 public void setGauges(List<Gauge> gauges) {
249390dd24e7 Added foreign key constraint annotations to model classes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 171
diff changeset
87 this.gauges = gauges;
249390dd24e7 Added foreign key constraint annotations to model classes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 171
diff changeset
88 }
188
003ac16812dd Store annotations in backend.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 174
diff changeset
89
003ac16812dd Store annotations in backend.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 174
diff changeset
90 public String toString() {
003ac16812dd Store annotations in backend.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 174
diff changeset
91 return name != null ? name : "";
003ac16812dd Store annotations in backend.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 174
diff changeset
92 }
465
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
93
472
1e196c75563b Added a new method to determine the selected gauge of a river based on a start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 465
diff changeset
94
1e196c75563b Added a new method to determine the selected gauge of a river based on a start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 465
diff changeset
95 /**
488
b316d2106598 River got a new method that returns all gauges intersected by a given start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 472
diff changeset
96 * This method returns the gauges that intersect with <i>a</i> and
b316d2106598 River got a new method that returns all gauges intersected by a given start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 472
diff changeset
97 * <i>b</i>,
b316d2106598 River got a new method that returns all gauges intersected by a given start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 472
diff changeset
98 *
b316d2106598 River got a new method that returns all gauges intersected by a given start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 472
diff changeset
99 * @param a A start point.
b316d2106598 River got a new method that returns all gauges intersected by a given start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 472
diff changeset
100 * @param b An end point.
b316d2106598 River got a new method that returns all gauges intersected by a given start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 472
diff changeset
101 *
b316d2106598 River got a new method that returns all gauges intersected by a given start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 472
diff changeset
102 * @return the intersecting gauges.
b316d2106598 River got a new method that returns all gauges intersected by a given start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 472
diff changeset
103 */
b316d2106598 River got a new method that returns all gauges intersected by a given start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 472
diff changeset
104 public List<Gauge> determineGauges(double a, double b) {
b316d2106598 River got a new method that returns all gauges intersected by a given start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 472
diff changeset
105 Session session = SessionHolder.HOLDER.get();
b316d2106598 River got a new method that returns all gauges intersected by a given start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 472
diff changeset
106
756
ca13926b8871 River: Make search for gauges independent of from/to order.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 505
diff changeset
107 if (a > b) { double t = a; a = b; b = t; }
ca13926b8871 River: Make search for gauges independent of from/to order.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 505
diff changeset
108
488
b316d2106598 River got a new method that returns all gauges intersected by a given start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 472
diff changeset
109 Query query = session.createQuery(
b316d2106598 River got a new method that returns all gauges intersected by a given start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 472
diff changeset
110 "from Gauge where river=:river " +
b316d2106598 River got a new method that returns all gauges intersected by a given start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 472
diff changeset
111 "and not (range.a > :b or range.b < :a) order by a");
b316d2106598 River got a new method that returns all gauges intersected by a given start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 472
diff changeset
112 query.setParameter("river", this);
b316d2106598 River got a new method that returns all gauges intersected by a given start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 472
diff changeset
113 query.setParameter("a", new BigDecimal(a));
b316d2106598 River got a new method that returns all gauges intersected by a given start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 472
diff changeset
114 query.setParameter("b", new BigDecimal(b));
b316d2106598 River got a new method that returns all gauges intersected by a given start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 472
diff changeset
115
b316d2106598 River got a new method that returns all gauges intersected by a given start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 472
diff changeset
116 return query.list();
b316d2106598 River got a new method that returns all gauges intersected by a given start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 472
diff changeset
117 }
b316d2106598 River got a new method that returns all gauges intersected by a given start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 472
diff changeset
118
757
c19d4c643526 River: add method to find gauge by its station position.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 756
diff changeset
119 public Gauge determineGaugeByStation(double a, double b) {
c19d4c643526 River: add method to find gauge by its station position.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 756
diff changeset
120
c19d4c643526 River: add method to find gauge by its station position.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 756
diff changeset
121 if (a > b) { double t = a; a = b; b = t; }
c19d4c643526 River: add method to find gauge by its station position.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 756
diff changeset
122
c19d4c643526 River: add method to find gauge by its station position.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 756
diff changeset
123 Session session = SessionHolder.HOLDER.get();
c19d4c643526 River: add method to find gauge by its station position.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 756
diff changeset
124
c19d4c643526 River: add method to find gauge by its station position.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 756
diff changeset
125 Query query = session.createQuery(
c19d4c643526 River: add method to find gauge by its station position.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 756
diff changeset
126 "from Gauge where river.id=:river " +
c19d4c643526 River: add method to find gauge by its station position.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 756
diff changeset
127 "and station between :a and :b");
c19d4c643526 River: add method to find gauge by its station position.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 756
diff changeset
128 query.setParameter("river", getId());
c19d4c643526 River: add method to find gauge by its station position.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 756
diff changeset
129 query.setParameter("a", new BigDecimal(a));
c19d4c643526 River: add method to find gauge by its station position.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 756
diff changeset
130 query.setParameter("b", new BigDecimal(b));
c19d4c643526 River: add method to find gauge by its station position.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 756
diff changeset
131
c19d4c643526 River: add method to find gauge by its station position.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 756
diff changeset
132 List<Gauge> gauges = query.list();
c19d4c643526 River: add method to find gauge by its station position.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 756
diff changeset
133 return gauges.isEmpty() ? null : gauges.get(0);
c19d4c643526 River: add method to find gauge by its station position.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 756
diff changeset
134 }
c19d4c643526 River: add method to find gauge by its station position.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 756
diff changeset
135
488
b316d2106598 River got a new method that returns all gauges intersected by a given start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 472
diff changeset
136
b316d2106598 River got a new method that returns all gauges intersected by a given start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 472
diff changeset
137 /**
472
1e196c75563b Added a new method to determine the selected gauge of a river based on a start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 465
diff changeset
138 * This method returns the first gauge that is intersected by <i>a</i> and
1e196c75563b Added a new method to determine the selected gauge of a river based on a start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 465
diff changeset
139 * <i>b</i>,
1e196c75563b Added a new method to determine the selected gauge of a river based on a start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 465
diff changeset
140 *
1e196c75563b Added a new method to determine the selected gauge of a river based on a start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 465
diff changeset
141 * @param a A start point.
1e196c75563b Added a new method to determine the selected gauge of a river based on a start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 465
diff changeset
142 * @param b An end point.
1e196c75563b Added a new method to determine the selected gauge of a river based on a start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 465
diff changeset
143 *
1e196c75563b Added a new method to determine the selected gauge of a river based on a start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 465
diff changeset
144 * @return the first intersecting gauge.
1e196c75563b Added a new method to determine the selected gauge of a river based on a start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 465
diff changeset
145 */
1e196c75563b Added a new method to determine the selected gauge of a river based on a start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 465
diff changeset
146 public Gauge determineGauge(double a, double b) {
488
b316d2106598 River got a new method that returns all gauges intersected by a given start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 472
diff changeset
147 List<Gauge> gauges = determineGauges(a, b);
472
1e196c75563b Added a new method to determine the selected gauge of a river based on a start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 465
diff changeset
148
756
ca13926b8871 River: Make search for gauges independent of from/to order.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 505
diff changeset
149 return gauges.isEmpty() ? null : gauges.get(0);
472
1e196c75563b Added a new method to determine the selected gauge of a river based on a start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 465
diff changeset
150 }
1e196c75563b Added a new method to determine the selected gauge of a river based on a start and end point.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 465
diff changeset
151
465
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
152 /**
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
153 * Returns the min and max distance of this river. The first position in the
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
154 * resulting array contains the min distance, the second position the max
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
155 * distance.
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
156 *
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
157 * @return the min and max distance of this river.
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
158 */
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
159 public double[] determineMinMaxDistance() {
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
160 if (gauges == null) {
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
161 return null;
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
162 }
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
163
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
164 double minmax[] = new double[] { Double.MAX_VALUE, Double.MIN_VALUE };
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
165
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
166 for (Gauge g: gauges) {
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
167 Range r = g.getRange();
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
168
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
169 double a = r.getA().doubleValue();
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
170 minmax[0] = minmax[0] < a ? minmax[0] : a;
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
171
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
172 BigDecimal bigB = r.getB();
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
173 if (bigB != null) {
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
174 double b = bigB.doubleValue();
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
175 minmax[1] = minmax[1] > b ? minmax[1] : b;
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
176 }
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
177 }
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
178
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
179 return minmax;
c2c3ad4fda58 Added a method to River that returns the min and max distance of the river.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 188
diff changeset
180 }
167
15d515fe15f5 Added POJOs to be mapped to schema.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
181 }
15d515fe15f5 Added POJOs to be mapped to schema.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
182 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :

http://dive4elements.wald.intevation.org