17012572989

Committed 16 Aug 2025 08:26PM UTC coverage: 68.265% (-0.008%) from 68.273%

Build # 17012572989

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github

Committed by

torand

Commit Message

refactor: sonar cloud issues

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/src/main/java/io/github/torand/fastersql/dialect/AnsiIsoDialect.java

/*
 * Copyright (c) 2024-2025 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.dialect;

import io.github.torand.fastersql.function.singlerow.cast.DataType;

import java.util.EnumSet;
import java.util.List;
import java.util.Optional;

import static io.github.torand.fastersql.dialect.Capability.FULL_OUTER_JOIN;
import static io.github.torand.fastersql.dialect.Capability.LIMIT_OFFSET;
import static io.github.torand.fastersql.dialect.Capability.MODULO_OPERATOR;
import static io.github.torand.fastersql.dialect.Capability.SELECT_FOR_UPDATE;
import static io.github.torand.fastersql.dialect.Capability.SET_OPERATION_PARENTHESES;
import static io.github.torand.fastersql.dialect.Capability.TRUNCATE_TABLE;

/**
 * Defines the <a href="https://standards.iso.org/iso-iec/9075/-2/ed-6/en/ISO_IEC_9075-2(E)_Foundation.bnf.txt">ANSI/ISO</a> (ISO/IEC 9075) SQL dialect.
 */
public class AnsiIsoDialect implements Dialect {
    private static final EnumSet<Capability> SUPPORTED_CAPS = EnumSet.of(LIMIT_OFFSET, MODULO_OPERATOR, SELECT_FOR_UPDATE, TRUNCATE_TABLE, FULL_OUTER_JOIN, SET_OPERATION_PARENTHESES);

    /**
     * Creates an ANSI/ISO {@link Dialect} implementation.
     */
    public AnsiIsoDialect() {
        // Default constructor required by Javadoc
    }

    @Override
    public String getProductName() {
        return "ANSI/ISO";
    }

    @Override
    public boolean offsetBeforeLimit() {
        return true;
    }

    @Override
    public Optional<String> formatRowOffsetClause() {
        return Optional.of("offset ? rows");
    }

    @Override
    public Optional<String> formatRowLimitClause() {
        return Optional.of("fetch next ? rows only");
    }

    @Override
    public Optional<String> formatRowNumLiteral() {
        return Optional.empty();
    }

    @Override
    public String formatToNumberFunction(String operand, int precision, int scale) {
        return "to_number(%s)".formatted(operand);
    }

    @Override
    public String formatToCharFunction(String operand, String format) {
        return "to_char(%s, %s)".formatted(operand, format);
    }

    @Override
    public String formatSubstringFunction(String operand, int startPos, int length) {
        return "substring(" + operand + ", " + startPos + ", " + length + ")";
    }

    @Override
    public String formatConcatFunction(List<String> operands) {
        return "concat(%s)".formatted(String.join(", ", operands));
    }

    @Override
    public String formatLengthFunction(String operand) {
        return "length(" + operand + ")";
    }

    @Override
    public String formatCeilFunction(String operand) {
        return "ceil(" + operand + ")";
    }

    @Override
    public String formatLnFunction(String operand) {
        return "ln(" + operand + ")";
    }

    @Override
    public String formatRoundFunction(String operand) {
        return "round(" + operand + ")";
    }

    @Override
    public String formatModuloFunction(String divisor, String dividend) {
        throw new UnsupportedOperationException("ANSI/ISO SQL does not support the mod() function (use the modulo infix operator instead)");
    }

    @Override
    public String formatCurrentDateFunction() {
        return "current_date";
    }

    @Override
    public Optional<String> getDataType(DataType dataType) {
        return Optional.ofNullable(switch(dataType.getIsoDataType()) {
            case BOOLEAN -> "boolean";
            case CHAR -> "char";
            case VARCHAR -> "varchar";
            case BIT -> "bit";
            case BIT_VARYING -> "bit varying";
            case NUMERIC -> "numeric";
            case DECIMAL -> "decimal";
            case INTEGER -> "integer";
            case SMALLINT -> "smallint";
            case FLOAT -> "float";
            case DOUBLE_PRECISION -> "double precision";
            case REAL -> "real";
            case TIME -> "time";
            case DATE -> "date";
            case INTERVAL -> "interval";
            case CHARACTER_LARGE_OBJECT -> "clob";
            case BINARY_LARGE_OBJECT -> "blob";
        });
    }

    @Override
    public Optional<String> getConcatOperator() {
        return Optional.of("||");
    }

    @Override
    public boolean supports(Capability capability) {
        return SUPPORTED_CAPS.contains(capability);
    }
}

1	/*
2	* Copyright (c) 2024-2025 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.dialect;
17
18	import io.github.torand.fastersql.function.singlerow.cast.DataType;
19
20	import java.util.EnumSet;
21	import java.util.List;
22	import java.util.Optional;
23
24	import static io.github.torand.fastersql.dialect.Capability.FULL_OUTER_JOIN;
25	import static io.github.torand.fastersql.dialect.Capability.LIMIT_OFFSET;
26	import static io.github.torand.fastersql.dialect.Capability.MODULO_OPERATOR;
27	import static io.github.torand.fastersql.dialect.Capability.SELECT_FOR_UPDATE;
28	import static io.github.torand.fastersql.dialect.Capability.SET_OPERATION_PARENTHESES;
29	import static io.github.torand.fastersql.dialect.Capability.TRUNCATE_TABLE;
30
31	/**
32	* Defines the <a href="https://standards.iso.org/iso-iec/9075/-2/ed-6/en/ISO_IEC_9075-2(E)_Foundation.bnf.txt">ANSI/ISO</a> (ISO/IEC 9075) SQL dialect.
33	*/
34	public class AnsiIsoDialect implements Dialect {
35	private static final EnumSet<Capability> SUPPORTED_CAPS = EnumSet.of(LIMIT_OFFSET, MODULO_OPERATOR, SELECT_FOR_UPDATE, TRUNCATE_TABLE, FULL_OUTER_JOIN, SET_OPERATION_PARENTHESES);	×
36
37	/**
38	* Creates an ANSI/ISO {@link Dialect} implementation.
39	*/
NEW 40	public AnsiIsoDialect() {	×
41	// Default constructor required by Javadoc
NEW 42	}	×
43
44	@Override
45	public String getProductName() {
46	return "ANSI/ISO";	×
47	}
48
49	@Override
50	public boolean offsetBeforeLimit() {
51	return true;	×
52	}
53
54	@Override
55	public Optional<String> formatRowOffsetClause() {
56	return Optional.of("offset ? rows");	×
57	}
58
59	@Override
60	public Optional<String> formatRowLimitClause() {
61	return Optional.of("fetch next ? rows only");	×
62	}
63
64	@Override
65	public Optional<String> formatRowNumLiteral() {
66	return Optional.empty();	×
67	}
68
69	@Override
70	public String formatToNumberFunction(String operand, int precision, int scale) {
71	return "to_number(%s)".formatted(operand);	×
72	}
73
74	@Override
75	public String formatToCharFunction(String operand, String format) {
76	return "to_char(%s, %s)".formatted(operand, format);	×
77	}
78
79	@Override
80	public String formatSubstringFunction(String operand, int startPos, int length) {
81	return "substring(" + operand + ", " + startPos + ", " + length + ")";	×
82	}
83
84	@Override
85	public String formatConcatFunction(List<String> operands) {
86	return "concat(%s)".formatted(String.join(", ", operands));	×
87	}
88
89	@Override
90	public String formatLengthFunction(String operand) {
91	return "length(" + operand + ")";	×
92	}
93
94	@Override
95	public String formatCeilFunction(String operand) {
96	return "ceil(" + operand + ")";	×
97	}
98
99	@Override
100	public String formatLnFunction(String operand) {
101	return "ln(" + operand + ")";	×
102	}
103
104	@Override
105	public String formatRoundFunction(String operand) {
106	return "round(" + operand + ")";	×
107	}
108
109	@Override
110	public String formatModuloFunction(String divisor, String dividend) {
111	throw new UnsupportedOperationException("ANSI/ISO SQL does not support the mod() function (use the modulo infix operator instead)");	×
112	}
113
114	@Override
115	public String formatCurrentDateFunction() {
116	return "current_date";	×
117	}
118
119	@Override
120	public Optional<String> getDataType(DataType dataType) {
121	return Optional.ofNullable(switch(dataType.getIsoDataType()) {	×
122	case BOOLEAN -> "boolean";	×
123	case CHAR -> "char";	×
124	case VARCHAR -> "varchar";	×
125	case BIT -> "bit";	×
126	case BIT_VARYING -> "bit varying";	×
127	case NUMERIC -> "numeric";	×
128	case DECIMAL -> "decimal";	×
129	case INTEGER -> "integer";	×
130	case SMALLINT -> "smallint";	×
131	case FLOAT -> "float";	×
132	case DOUBLE_PRECISION -> "double precision";	×
133	case REAL -> "real";	×
134	case TIME -> "time";	×
135	case DATE -> "date";	×
136	case INTERVAL -> "interval";	×
137	case CHARACTER_LARGE_OBJECT -> "clob";	×
138	case BINARY_LARGE_OBJECT -> "blob";	×
139	});
140	}
141
142	@Override
143	public Optional<String> getConcatOperator() {
144	return Optional.of("\|\|");	×
145	}
146
147	@Override
148	public boolean supports(Capability capability) {
149	return SUPPORTED_CAPS.contains(capability);	×
150	}
151	}

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