13591799490

Committed 28 Feb 2025 03:59PM UTC coverage: 65.237% (-1.3%) from 66.563%

Build # 13591799490

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push

github

Committed by

web-flow

Commit Message

Merge pull request #14 from torand/having-support

feat: supporting the HAVING clause + IS NULL operator now supports an…

Run Details

214 of 408 branches covered (52.45%)

Branch coverage included in aggregate %.

273 of 389 new or added lines in 69 files covered. (70.18%)

3 existing lines in 3 files now uncovered.

1079 of 1574 relevant lines covered (68.55%)

3.68 hits per line

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70.83

/src/main/java/io/github/torand/fastersql/Column.java

/*
 * Copyright (c) 2024 Tore Eide Andersen
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package io.github.torand.fastersql;

import io.github.torand.fastersql.alias.ColumnAlias;
import io.github.torand.fastersql.expression.Expression;
import io.github.torand.fastersql.order.OrderExpression;
import io.github.torand.fastersql.predicate.LeftOperand;
import io.github.torand.fastersql.projection.Projection;

import java.util.Optional;
import java.util.stream.Stream;

import static io.github.torand.fastersql.Command.SELECT;
import static io.github.torand.fastersql.util.contract.Requires.requireNonBlank;
import static java.util.Objects.requireNonNull;

public class Column implements LeftOperand, Expression, OrderExpression {
    private final Table<?> table;
    private final String name;
    private final ColumnAlias alias;

    public Column(Table<?> table, String name) {
        this.table = requireNonNull(table, "No table specified");
        this.name = requireNonBlank(name, "No name specified");
        this.alias = defaultAlias(table, name);
    }

    private Column(Table<?> table, String name, String alias) {
        this.table = requireNonNull(table, "No table specified");
        this.name = requireNonBlank(name, "No name specified");
        this.alias = new ColumnAlias(requireNonBlank(alias, "No alias specified"));
    }

    public Join on(Column other) {
        return new Join(this, other);
    }

    public String name() {
        return name;
    }

    public Table<?> table() {
        return table;
    }

    // Sql

    @Override
    public String sql(Context context) {
        if (context.isCommand(SELECT)) {
            return table.alias() + "." + name;
        } else {
            return name;
        }
    }

    @Override
    public Stream<Object> params(Context context) {
        return Stream.empty();
    }

    @Override
    public Stream<Column> columnRefs() {
        return Stream.of(this);
    }

    @Override
    public Stream<ColumnAlias> aliasRefs() {
        return Stream.of(alias);
    }

    // Projection

    @Override
    public Projection as(String alias) {
        return new Column(table, name, alias);
    }

    @Override
    public Optional<ColumnAlias> alias() {
        return Optional.ofNullable(alias);
    }

    private ColumnAlias defaultAlias(Table<?> table, String name) {
        return new ColumnAlias((table.alias() + "_" + name).toUpperCase());
    }
}

1	/*
2	* Copyright (c) 2024 Tore Eide Andersen
3	*
4	* Licensed under the Apache License, Version 2.0 (the "License");
5	* you may not use this file except in compliance with the License.
6	* You may obtain a copy of the License at
7	*
8	* http://www.apache.org/licenses/LICENSE-2.0
9	*
10	* Unless required by applicable law or agreed to in writing, software
11	* distributed under the License is distributed on an "AS IS" BASIS,
12	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13	* See the License for the specific language governing permissions and
14	* limitations under the License.
15	*/
16	package io.github.torand.fastersql;
17
18	import io.github.torand.fastersql.alias.ColumnAlias;
19	import io.github.torand.fastersql.expression.Expression;
20	import io.github.torand.fastersql.order.OrderExpression;
21	import io.github.torand.fastersql.predicate.LeftOperand;
22	import io.github.torand.fastersql.projection.Projection;
23
24	import java.util.Optional;
25	import java.util.stream.Stream;
26
27	import static io.github.torand.fastersql.Command.SELECT;
28	import static io.github.torand.fastersql.util.contract.Requires.requireNonBlank;
29	import static java.util.Objects.requireNonNull;
30
31	public class Column implements LeftOperand, Expression, OrderExpression {
32	private final Table<?> table;
33	private final String name;
34	private final ColumnAlias alias;
35
36	public Column(Table<?> table, String name) {	2✔
37	this.table = requireNonNull(table, "No table specified");	6✔
38	this.name = requireNonBlank(name, "No name specified");	7✔
39	this.alias = defaultAlias(table, name);	6✔
40	}	1✔
41
NEW 42	private Column(Table<?> table, String name, String alias) {	×
43	this.table = requireNonNull(table, "No table specified");	×
44	this.name = requireNonBlank(name, "No name specified");	×
NEW 45	this.alias = new ColumnAlias(requireNonBlank(alias, "No alias specified"));	×
NEW 46	}	×
47
48	public Join on(Column other) {
49	return new Join(this, other);	6✔
50	}
51
52	public String name() {
NEW 53	return name;	×
54	}
55
56	public Table<?> table() {
57	return table;	3✔
58	}
59
60	// Sql
61
62	@Override
63	public String sql(Context context) {
64	if (context.isCommand(SELECT)) {	4✔
65	return table.alias() + "." + name;	7✔
66	} else {
67	return name;	3✔
68	}
69	}
70
71	@Override
72	public Stream<Object> params(Context context) {
73	return Stream.empty();	2✔
74	}
75
76	@Override
77	public Stream<Column> columnRefs() {
78	return Stream.of(this);	3✔
79	}
80
81	@Override
82	public Stream<ColumnAlias> aliasRefs() {
83	return Stream.of(alias);	4✔
84	}
85
86	// Projection
87
88	@Override
89	public Projection as(String alias) {
NEW 90	return new Column(table, name, alias);	×
91	}
92
93	@Override
94	public Optional<ColumnAlias> alias() {
95	return Optional.ofNullable(alias);	4✔
96	}
97
98	private ColumnAlias defaultAlias(Table<?> table, String name) {
99	return new ColumnAlias((table.alias() + "_" + name).toUpperCase());	9✔
100	}
101	}

torand / FasterSQL / 13591799490

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