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torand / FasterSQL / 13591799490

28 Feb 2025 03:59PM UTC coverage: 65.237% (-1.3%) from 66.563%
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Merge pull request #14 from torand/having-support

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

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

Source File
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75.0
/src/main/java/io/github/torand/fastersql/predicate/IsNull.java
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/*
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 * Copyright (c) 2024 Tore Eide Andersen
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 *
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 * Licensed under the Apache License, Version 2.0 (the "License");
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 * you may not use this file except in compliance with the License.
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 * You may obtain a copy of the License at
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 *
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 *      http://www.apache.org/licenses/LICENSE-2.0
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 *
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 * Unless required by applicable law or agreed to in writing, software
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 * distributed under the License is distributed on an "AS IS" BASIS,
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 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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 * See the License for the specific language governing permissions and
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 * limitations under the License.
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 */
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package io.github.torand.fastersql.predicate;
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import io.github.torand.fastersql.Column;
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import io.github.torand.fastersql.Context;
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import io.github.torand.fastersql.alias.ColumnAlias;
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import java.util.stream.Stream;
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import static java.util.Objects.requireNonNull;
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public class IsNull implements Predicate {
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    private final LeftOperand operand;
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    IsNull(LeftOperand operand) {
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        this.operand = requireNonNull(operand, "No operand specified");
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    }
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    // Sql
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    @Override
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    public String sql(Context context) {
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        return operand.sql(context) + " is null";
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    }
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    @Override
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    public Stream<Object> params(Context context) {
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        return operand.params(context);
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    }
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    @Override
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    public Stream<Column> columnRefs() {
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        return operand.columnRefs();
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    }
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    @Override
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    public Stream<ColumnAlias> aliasRefs() {
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        return operand.aliasRefs();
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    }
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    // Predicate
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    @Override
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    public String negatedSql(Context context) {
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        return operand.sql(context) + " is not null";
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    }
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}
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