13367709795

Committed 17 Feb 2025 10:06AM UTC coverage: 58.785% (+2.0%) from 56.762%

Build # 13367709795

Build Type

push

github

Committed by

torand

Commit Message

feat: support length function

Run Details

148 of 338 branches covered (43.79%)

Branch coverage included in aggregate %.

10 of 17 new or added lines in 7 files covered. (58.82%)

66 existing lines in 9 files now uncovered.

829 of 1324 relevant lines covered (62.61%)

3.33 hits per line

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69.23

/src/main/java/io/github/torand/fastersql/function/singlerow/Length.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.function.singlerow;

import io.github.torand.fastersql.Context;
import io.github.torand.fastersql.Field;
import io.github.torand.fastersql.expression.Expression;
import io.github.torand.fastersql.projection.Projection;

import java.util.Random;
import java.util.stream.Stream;

import static io.github.torand.fastersql.util.contract.Requires.requireNonBlank;
import static io.github.torand.fastersql.util.lang.StringHelper.nonBlank;
import static java.util.Objects.requireNonNull;

public class Length implements SingleRowFunction {
    private final Expression expression;
    private final String alias;

    Length(Expression expression, String alias) {
        this.expression = requireNonNull(expression, "No expression specified");
        this.alias = nonBlank(alias) ? alias : defaultAlias();
    }

    // Sql

    @Override
    public String sql(Context context) {
        return context.getDialect().formatLengthFunction(expression.sql(context));
    }

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

    // Projection

    @Override
    public Projection as(String alias) {
        requireNonBlank(alias, "No alias specified");
        return new Length(expression, alias);
    }

    @Override
    public String alias() {
        return alias;
    }

    // Expression

    @Override
    public Stream<Field> fieldRefs() {
        return expression.fieldRefs();
    }

    private String defaultAlias() {
        return "LENGTH_" + new Random().nextInt(999) + 1;
    }
}

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.function.singlerow;
17
18	import io.github.torand.fastersql.Context;
19	import io.github.torand.fastersql.Field;
20	import io.github.torand.fastersql.expression.Expression;
21	import io.github.torand.fastersql.projection.Projection;
22
23	import java.util.Random;
24	import java.util.stream.Stream;
25
26	import static io.github.torand.fastersql.util.contract.Requires.requireNonBlank;
27	import static io.github.torand.fastersql.util.lang.StringHelper.nonBlank;
28	import static java.util.Objects.requireNonNull;
29
30	public class Length implements SingleRowFunction {
31	private final Expression expression;
32	private final String alias;
33
34	Length(Expression expression, String alias) {	2✔
35	this.expression = requireNonNull(expression, "No expression specified");	6✔
36	this.alias = nonBlank(alias) ? alias : defaultAlias();	7!
37	}	1✔
38
39	// Sql
40
41	@Override
42	public String sql(Context context) {
43	return context.getDialect().formatLengthFunction(expression.sql(context));	8✔
44	}
45
46	@Override
47	public Stream<Object> params(Context context) {
48	return expression.params(context);	5✔
49	}
50
51	// Projection
52
53	@Override
54	public Projection as(String alias) {
NEW 55	requireNonBlank(alias, "No alias specified");	×
NEW 56	return new Length(expression, alias);	×
57	}
58
59	@Override
60	public String alias() {
NEW 61	return alias;	×
62	}
63
64	// Expression
65
66	@Override
67	public Stream<Field> fieldRefs() {
68	return expression.fieldRefs();	4✔
69	}
70
71	private String defaultAlias() {
72	return "LENGTH_" + new Random().nextInt(999) + 1;	7✔
73	}
74	}

torand / FasterSQL / 13367709795

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