12970377957

Committed 26 Jan 2025 01:53AM UTC coverage: 47.188% (-0.4%) from 47.557%

Build # 12970377957

Build Type

push

github

Committed by

torand

Commit Message

feat: support exists operator

Run Details

108 of 322 branches covered (33.54%)

Branch coverage included in aggregate %.

0 of 15 new or added lines in 3 files covered. (0.0%)

622 of 1225 relevant lines covered (50.78%)

2.68 hits per line

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0.0

/src/main/java/io/github/torand/fastersql/predicate/ExistsSubquery.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.predicate;

import io.github.torand.fastersql.Context;
import io.github.torand.fastersql.Field;
import io.github.torand.fastersql.subquery.Subquery;

import java.util.stream.Stream;

import static io.github.torand.fastersql.Clause.RESTRICTION;
import static java.util.Objects.requireNonNull;

public class ExistsSubquery implements Predicate {
    private final Subquery operand;

    ExistsSubquery(Subquery operand) {
        this.operand = requireNonNull(operand, "No operand specified");
    }

    // Sql

    @Override
    public String sql(Context context) {
        Context localContext = context.withClause(RESTRICTION);
        return "exists " + operand.sql(localContext);
    }

    @Override
    public Stream<Object> params(Context context) {
        Context localContext = context.withClause(RESTRICTION);
        return operand.params(localContext);
    }

    // Predicate

    @Override
    public String negatedSql(Context context) {
        Context localContext = context.withClause(RESTRICTION);
        return "not exists " + operand.sql(localContext);
    }

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

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.predicate;
17
18	import io.github.torand.fastersql.Context;
19	import io.github.torand.fastersql.Field;
20	import io.github.torand.fastersql.subquery.Subquery;
21
22	import java.util.stream.Stream;
23
24	import static io.github.torand.fastersql.Clause.RESTRICTION;
25	import static java.util.Objects.requireNonNull;
26
27	public class ExistsSubquery implements Predicate {
28	private final Subquery operand;
29
NEW 30	ExistsSubquery(Subquery operand) {	×
NEW 31	this.operand = requireNonNull(operand, "No operand specified");	×
NEW 32	}	×
33
34	// Sql
35
36	@Override
37	public String sql(Context context) {
NEW 38	Context localContext = context.withClause(RESTRICTION);	×
NEW 39	return "exists " + operand.sql(localContext);	×
40	}
41
42	@Override
43	public Stream<Object> params(Context context) {
NEW 44	Context localContext = context.withClause(RESTRICTION);	×
NEW 45	return operand.params(localContext);	×
46	}
47
48	// Predicate
49
50	@Override
51	public String negatedSql(Context context) {
NEW 52	Context localContext = context.withClause(RESTRICTION);	×
NEW 53	return "not exists " + operand.sql(localContext);	×
54	}
55
56	@Override
57	public Stream<Field> fieldRefs() {
NEW 58	return Stream.empty();	×
59	}
60	}

torand / FasterSQL / 12970377957

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