15071216480

Committed 16 May 2025 02:49PM UTC coverage: 69.877% (+2.4%) from 67.475%

Build # 15071216480

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push

github

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web-flow

Commit Message

Merge pull request #30 from torand/access-support

Access support

Run Details

229 of 414 branches covered (55.31%)

Branch coverage included in aggregate %.

105 of 152 new or added lines in 26 files covered. (69.08%)

3 existing lines in 3 files now uncovered.

1193 of 1621 relevant lines covered (73.6%)

3.92 hits per line

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85.71

/src/main/java/io/github/torand/fastersql/dialect/AccessDialect.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 java.util.EnumSet;
import java.util.List;
import java.util.Optional;

import static io.github.torand.fastersql.dialect.Capability.CONCAT_OPERATOR;
import static io.github.torand.fastersql.dialect.Capability.LIMIT_OFFSET;
import static io.github.torand.fastersql.dialect.Capability.SELECT_FOR_UPDATE;

/**
 * Defines the Access dialect.
 *
 * <a href="https://support.microsoft.com/en-us/office/Queries-93fb69b7-cfc1-4f3e-ab56-b0a01523bb50#ID0EAABAAA=SQL_syntax&id0ebbd=sql_syntax" />
 */
public class AccessDialect implements Dialect {
    private final EnumSet<Capability> supportedCaps;

    public AccessDialect() {
        this(EnumSet.of(LIMIT_OFFSET, SELECT_FOR_UPDATE, CONCAT_OPERATOR));
    }

    private AccessDialect(EnumSet<Capability> capabilities) {
        this.supportedCaps = EnumSet.copyOf(capabilities);
    }

    @Override
    public String getProductName() {
        return "Access";
    }

    @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 "val(" + operand + ")";
    }

    @Override
    public String formatToCharFunction(String operand, String format) {
        throw new UnsupportedOperationException("Access does not support the to_char() function");
    }

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

    @Override
    public String formatConcatFunction(List<String> operands) {
        throw new UnsupportedOperationException("Access does not support the concat() function (use the concat infix operator instead)");
    }

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

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

    @Override
    public String formatRoundFunction(String operand) {
        return "round(" + operand + ", 0)";
    }

    @Override
    public String formatModuloFunction(String divisor, String dividend) {
        return "mod(" + divisor + ", " + dividend + ")";
    }

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

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

    @Override
    public boolean supports(Capability capability) {
        return supportedCaps.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 java.util.EnumSet;
19	import java.util.List;
20	import java.util.Optional;
21
22	import static io.github.torand.fastersql.dialect.Capability.CONCAT_OPERATOR;
23	import static io.github.torand.fastersql.dialect.Capability.LIMIT_OFFSET;
24	import static io.github.torand.fastersql.dialect.Capability.SELECT_FOR_UPDATE;
25
26	/**
27	* Defines the Access dialect.
28	*
29	* <a href="https://support.microsoft.com/en-us/office/Queries-93fb69b7-cfc1-4f3e-ab56-b0a01523bb50#ID0EAABAAA=SQL_syntax&id0ebbd=sql_syntax" />
30	*/
31	public class AccessDialect implements Dialect {
32	private final EnumSet<Capability> supportedCaps;
33
34	public AccessDialect() {
35	this(EnumSet.of(LIMIT_OFFSET, SELECT_FOR_UPDATE, CONCAT_OPERATOR));	6✔
36	}	1✔
37
38	private AccessDialect(EnumSet<Capability> capabilities) {	2✔
39	this.supportedCaps = EnumSet.copyOf(capabilities);	4✔
40	}	1✔
41
42	@Override
43	public String getProductName() {
44	return "Access";	2✔
45	}
46
47	@Override
48	public boolean offsetBeforeLimit() {
49	return true;	2✔
50	}
51
52	@Override
53	public Optional<String> formatRowOffsetClause() {
54	return Optional.of("offset ? rows");	3✔
55	}
56
57	@Override
58	public Optional<String> formatRowLimitClause() {
59	return Optional.of("fetch next ? rows only");	3✔
60	}
61
62	@Override
63	public Optional<String> formatRowNumLiteral() {
NEW 64	return Optional.empty();	×
65	}
66
67	@Override
68	public String formatToNumberFunction(String operand, int precision, int scale) {
69	return "val(" + operand + ")";	3✔
70	}
71
72	@Override
73	public String formatToCharFunction(String operand, String format) {
NEW 74	throw new UnsupportedOperationException("Access does not support the to_char() function");	×
75	}
76
77	@Override
78	public String formatSubstringFunction(String operand, int startPos, int length) {
79	return "substring(" + operand + ", " + startPos + ", " + length + ")";	5✔
80	}
81
82	@Override
83	public String formatConcatFunction(List<String> operands) {
NEW 84	throw new UnsupportedOperationException("Access does not support the concat() function (use the concat infix operator instead)");	×
85	}
86
87	@Override
88	public String formatLengthFunction(String operand) {
89	return "len(" + operand + ")";	3✔
90	}
91
92	@Override
93	public String formatCeilFunction(String operand) {
94	return "ceil(" + operand + ")";	3✔
95	}
96
97	@Override
98	public String formatRoundFunction(String operand) {
99	return "round(" + operand + ", 0)";	3✔
100	}
101
102	@Override
103	public String formatModuloFunction(String divisor, String dividend) {
104	return "mod(" + divisor + ", " + dividend + ")";	4✔
105	}
106
107	@Override
108	public String formatCurrentDateFunction() {
109	return "current_date";	2✔
110	}
111
112	@Override
113	public Optional<String> getConcatOperator() {
114	return Optional.of("&");	3✔
115	}
116
117	@Override
118	public boolean supports(Capability capability) {
119	return supportedCaps.contains(capability);	5✔
120	}
121	}

torand / FasterSQL / 15071216480

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