6805330902

Committed 08 Nov 2023 11:40PM UTC coverage: 93.335% (+0.008%) from 93.327%

Build # 6805330902

Build Type

push

github

Committed by

mtf90

Commit Message

typo

Run Details

11736 of 12574 relevant lines covered (93.34%)

1.69 hits per line

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73.33

/algorithms/active/ttt-vpa/src/main/java/de/learnlib/algorithm/ttt/vpa/NondetStackContents.java

/* Copyright (C) 2013-2023 TU Dortmund
 * This file is part of LearnLib, http://www.learnlib.de/.
 *
 * 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 de.learnlib.algorithm.ttt.vpa;

import java.util.Collections;
import java.util.Set;

import net.automatalib.automaton.vpa.StackContents;
import org.checkerframework.checker.nullness.qual.Nullable;

final class NondetStackContents {

    private final Set<Integer> syms;

    private final NondetStackContents rest;

    private final boolean isTrueNondet;

    @SuppressWarnings("PMD.UselessParentheses") // to make it explicit which binary operator has higher precedence
    NondetStackContents(Set<Integer> syms, NondetStackContents rest) {
        this.syms = syms;
        this.rest = rest;
        this.isTrueNondet = syms.size() > 1 || (rest != null && rest.isTrueNondet);
    }

    public static NondetStackContents push(Set<Integer> syms, NondetStackContents rest) {
        return new NondetStackContents(syms, rest);
    }

    public static @Nullable NondetStackContents fromDet(@Nullable StackContents sc) {
        if (sc == null) {
            return null;
        }
        return push(Collections.singleton(sc.peek()), fromDet(sc.pop()));
    }

    public static @Nullable StackContents toDet(@Nullable NondetStackContents nsc) {
        if (nsc == null) {
            return null;
        }
        return StackContents.push(nsc.syms.iterator().next(), toDet(nsc.pop()));
    }

    public Set<Integer> peek() {
        return syms;
    }

    public NondetStackContents pop() {
        return rest;
    }

    public boolean isTrueNondet() {
        return this.isTrueNondet;
    }

}

1	/* Copyright (C) 2013-2023 TU Dortmund
2	* This file is part of LearnLib, http://www.learnlib.de/.
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 de.learnlib.algorithm.ttt.vpa;
17
18	import java.util.Collections;
19	import java.util.Set;
20
21	import net.automatalib.automaton.vpa.StackContents;
22	import org.checkerframework.checker.nullness.qual.Nullable;
23
24	final class NondetStackContents {
25
26	private final Set<Integer> syms;
27
28	private final NondetStackContents rest;
29
30	private final boolean isTrueNondet;
31
32	@SuppressWarnings("PMD.UselessParentheses") // to make it explicit which binary operator has higher precedence
33	NondetStackContents(Set<Integer> syms, NondetStackContents rest) {	2✔
34	this.syms = syms;	2✔
35	this.rest = rest;	2✔
36	this.isTrueNondet = syms.size() > 1 \|\| (rest != null && rest.isTrueNondet);	2✔
37	}	2✔
38
39	public static NondetStackContents push(Set<Integer> syms, NondetStackContents rest) {
40	return new NondetStackContents(syms, rest);	2✔
41	}
42
43	public static @Nullable NondetStackContents fromDet(@Nullable StackContents sc) {
44	if (sc == null) {	2✔
45	return null;	2✔
46	}
47	return push(Collections.singleton(sc.peek()), fromDet(sc.pop()));	×
48	}
49
50	public static @Nullable StackContents toDet(@Nullable NondetStackContents nsc) {
51	if (nsc == null) {	×
52	return null;	×
53	}
54	return StackContents.push(nsc.syms.iterator().next(), toDet(nsc.pop()));	×
55	}
56
57	public Set<Integer> peek() {
58	return syms;	2✔
59	}
60
61	public NondetStackContents pop() {
62	return rest;	2✔
63	}
64
65	public boolean isTrueNondet() {
66	return this.isTrueNondet;	2✔
67	}
68
69	}

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