Repository navigation
Expand file tree
/
Copy pathQueryGroup.java
More file actions
169 lines (137 loc) · 5.77 KB
/
Copy pathQueryGroup.java
File metadata and controls
169 lines (137 loc) · 5.77 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
package org.javawebstack.orm.query;
import org.javawebstack.orm.Model;
import org.javawebstack.orm.Repo;
import org.javawebstack.orm.TableInfo;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.function.Consumer;
import java.util.function.Function;
public class QueryGroup<T extends Model> implements QueryElement {
private final List<QueryElement> queryElements = new ArrayList<>();
public QueryGroup(QueryElement... queryElements){
this.queryElements.addAll(Arrays.asList(queryElements));
}
public List<QueryElement> getQueryElements() {
return queryElements;
}
public QueryGroup<T> and(Function<QueryGroup<T>,QueryGroup<T>> group){
QueryGroup<T> innerGroup = group.apply(new QueryGroup<>());
if(queryElements.size() > 0)
queryElements.add(QueryConjunction.AND);
queryElements.add(innerGroup);
return this;
}
public QueryGroup<T> or(Function<QueryGroup<T>,QueryGroup<T>> group){
QueryGroup<T> innerGroup = group.apply(new QueryGroup<>());
if(queryElements.size() > 0)
queryElements.add(QueryConjunction.OR);
queryElements.add(innerGroup);
return this;
}
public QueryGroup<T> where(Object left, String condition, Object right){
if(queryElements.size()>0)
queryElements.add(QueryConjunction.AND);
queryElements.add(new QueryCondition(left instanceof String ? new QueryColumn((String) left) : left, condition, right));
return this;
}
public QueryGroup<T> whereMorph(String name, Class<? extends Model> type){
return where(name+"Type", Repo.get(type).getInfo().getMorphType());
}
public QueryGroup<T> whereMorph(String name, Class<? extends Model> type, Object id){
return whereMorph(name, type).where(name+"Id", id);
}
public QueryGroup<T> whereMorph(String name, Model entity){
return whereMorph(name, entity.getClass(), Repo.get(entity.getClass()).getId(entity));
}
public QueryGroup<T> where(Object left, Object right){
return where(left, "=", right);
}
public QueryGroup<T> isNull(Object left){
return where(left, "IS NULL", null);
}
public QueryGroup<T> notNull(Object left){
return where(left, "IS NOT NULL", null);
}
public QueryGroup<T> lessThan(Object left, Object right){
return where(left, "<", right);
}
public QueryGroup<T> greaterThan(Object left, Object right){
return where(left, ">", right);
}
public QueryGroup<T> orWhere(Object left, String condition, Object right){
if(queryElements.size() > 0)
queryElements.add(QueryConjunction.OR);
queryElements.add(new QueryCondition(left instanceof String ? new QueryColumn((String) left) : left, condition, right));
return this;
}
public QueryGroup<T> orWhere(Object left, Object right){
return orWhere(left, "=", right);
}
public QueryGroup<T> orWhereMorph(String name, Class<? extends Model> type){
return orWhere(name+"Type", Repo.get(type).getInfo().getMorphType());
}
public QueryGroup<T> orWhereMorph(String name, Class<? extends Model> type, Object id){
return orWhereMorph(name, type).where(name+"Id", id);
}
public QueryGroup<T> orWhereMorph(String name, Model entity){
return orWhereMorph(name, entity.getClass(), Repo.get(entity.getClass()).getId(entity));
}
public QueryGroup<T> orIsNull(Object left){
return orWhere(left, "IS NULL", null);
}
public QueryGroup<T> orNotNull(Object left){
return orWhere(left, "IS NOT NULL", null);
}
public QueryGroup<T> orLessThan(Object left, Object right){
return orWhere(left, "<", right);
}
public QueryGroup<T> orGreaterThan(Object left, Object right){
return orWhere(left, ">", right);
}
public <M extends Model> QueryGroup<T> whereExists(Class<M> model, Consumer<Query<M>> consumer){
if(queryElements.size() > 0)
queryElements.add(QueryConjunction.AND);
Query<M> query = new Query<>(model);
consumer.accept(query);
queryElements.add(new QueryExists<>(query, false));
return this;
}
public <M extends Model> QueryGroup<T> orWhereExists(Class<M> model, Consumer<Query<M>> consumer){
if(queryElements.size() > 0)
queryElements.add(QueryConjunction.OR);
Query<M> query = new Query<>(model);
consumer.accept(query);
queryElements.add(new QueryExists<>(query, false));
return this;
}
public <M extends Model> QueryGroup<T> whereNotExists(Class<M> model, Consumer<Query<M>> consumer){
if(queryElements.size() > 0)
queryElements.add(QueryConjunction.AND);
Query<M> query = new Query<>(model);
consumer.accept(query);
queryElements.add(new QueryExists<>(query, true));
return this;
}
public <M extends Model> QueryGroup<T> orWhereNotExists(Class<M> model, Consumer<Query<M>> consumer){
if(queryElements.size() > 0)
queryElements.add(QueryConjunction.OR);
Query<M> query = new Query<>(model);
consumer.accept(query);
queryElements.add(new QueryExists<>(query, true));
return this;
}
public QueryString getQueryString(TableInfo info){
StringBuilder sb = new StringBuilder("(");
List<Object> parameters = new ArrayList<>();
for(QueryElement element : queryElements){
if(sb.length() > 1)
sb.append(' ');
QueryString s = element.getQueryString(info);
sb.append(s.getQuery());
parameters.addAll(s.getParameters());
}
sb.append(')');
return new QueryString(sb.toString(), parameters);
}
}