coditory / quark-uri / #3

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Build # #3

Build Type

push

github-actions

Committed by

ogesaku

Commit Message

init

Run Details

1212 of 1212 new or added lines in 21 files covered. (100.0%)

926 of 1212 relevant lines covered (76.4%)

0.76 hits per line

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89.47

/src/main/java/com/coditory/quark/uri/Throwables.java

package com.coditory.quark.uri;

import java.util.ArrayList;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

import static com.coditory.quark.uri.Preconditions.expectNonNull;

final class Throwables {
    private Throwables() {
        throw new UnsupportedOperationException("Do not instantiate utility class");
    }

    @SuppressWarnings("unchecked")
    static <T extends Throwable> T getRootCauseOfType(Throwable throwable, Class<T> type) {
        expectNonNull(throwable, "throwable");
        expectNonNull(type, "type");
        List<Throwable> list = getCauses(throwable);
        Collections.reverse(list);
        Throwable result = list.stream()
                .filter(type::isInstance)
                .findFirst()
                .orElse(null);
        return (T) result;
    }

    static List<Throwable> getCauses(Throwable throwable) {
        expectNonNull(throwable, "throwable");
        List<Throwable> list = new ArrayList<>();
        Set<Throwable> visited = new HashSet<>();
        while (throwable != null && !visited.contains(throwable)) {
            list.add(throwable);
            visited.add(throwable);
            throwable = throwable.getCause();
        }
        return list;
    }
}

1	package com.coditory.quark.uri;
2
3	import java.util.ArrayList;
4	import java.util.Collections;
5	import java.util.HashSet;
6	import java.util.List;
7	import java.util.Set;
8
9	import static com.coditory.quark.uri.Preconditions.expectNonNull;
10
11	final class Throwables {
12	private Throwables() {	×
13	throw new UnsupportedOperationException("Do not instantiate utility class");	×
14	}
15
16	@SuppressWarnings("unchecked")
17	static <T extends Throwable> T getRootCauseOfType(Throwable throwable, Class<T> type) {
18	expectNonNull(throwable, "throwable");	1✔
19	expectNonNull(type, "type");	1✔
20	List<Throwable> list = getCauses(throwable);	1✔
21	Collections.reverse(list);	1✔
22	Throwable result = list.stream()	1✔
23	.filter(type::isInstance)	1✔
24	.findFirst()	1✔
25	.orElse(null);	1✔
26	return (T) result;	1✔
27	}
28
29	static List<Throwable> getCauses(Throwable throwable) {
30	expectNonNull(throwable, "throwable");	1✔
31	List<Throwable> list = new ArrayList<>();	1✔
32	Set<Throwable> visited = new HashSet<>();	1✔
33	while (throwable != null && !visited.contains(throwable)) {	1✔
34	list.add(throwable);	1✔
35	visited.add(throwable);	1✔
36	throwable = throwable.getCause();	1✔
37	}
38	return list;	1✔
39	}
40	}

coditory / quark-uri / #3

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