trydofor / professional-mirana / #85

Committed 22 Jan 2025 02:22PM UTC coverage: 87.354% (+0.05%) from 87.305%

Build # #85

Build Type

push

Committed by

Commit Message

✨ TypedRef to ref k-v type #50

Run Details

30 of 33 new or added lines in 3 files covered. (90.91%)

6825 of 7813 relevant lines covered (87.35%)

0.87 hits per line

Source File
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94.44

/src/main/java/pro/fessional/mirana/best/TypedRef.java

package pro.fessional.mirana.best;


import org.jetbrains.annotations.Contract;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;

import java.util.Objects;
import java.util.function.BiConsumer;
import java.util.function.Function;

/**
 * <pre>
 * Usage: mark value and its ref type.
 * {@code
 * Map<String, Integer> map = new HashMap<>();
 * map.put("key", 42);
 * TypedRef<String, Integer> ref = new TypedRef<>("key");
 * Integer result = ref.get(map);
 * }
 * </pre>
 *
 * @author trydofor
 * @since 2025-01-21
 */
public class TypedRef<V, R> {
    @NotNull
    public final V value;

    public TypedRef(@NotNull V value) {
        this.value = value;
    }


    public void set(@NotNull BiConsumer<V, R> map, R refer) throws ClassCastException {
        map.accept(value, refer);
    }

    @SuppressWarnings("unchecked")
    @Contract("_,true->!null")
    public R get(@NotNull Function<V, ?> map, boolean nonnull) throws ClassCastException {
        Object obj = map.apply(value);
        if (obj == null && nonnull) {
            throw new ClassCastException("null cast to nonnull");
        }
        return (R) obj;
    }

    @Contract("_,!null ->!null")
    public R getOr(@NotNull Function<V, ?> map, R elze) throws ClassCastException {
        final R obj = get(map, false);
        return obj != null ? obj : elze;
    }

    @SuppressWarnings("unchecked")
    @Contract("_,!null ->!null")
    public R tryOr(@Nullable Object obj, R elze) throws ClassCastException {
        return obj != null ? (R) obj : elze;
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null || getClass() != o.getClass()) return false;
        TypedRef<?, ?> typedRef = (TypedRef<?, ?>) o;
        return Objects.equals(value, typedRef.value);
    }

    @Override
    public int hashCode() {
        return Objects.hashCode(value);
    }

    @Override
    public String toString() {
        return value.toString();
    }
}

1	package pro.fessional.mirana.best;
2
3
4	import org.jetbrains.annotations.Contract;
5	import org.jetbrains.annotations.NotNull;
6	import org.jetbrains.annotations.Nullable;
7
8	import java.util.Objects;
9	import java.util.function.BiConsumer;
10	import java.util.function.Function;
11
12	/**
13	* <pre>
14	* Usage: mark value and its ref type.
15	* {@code
16	* Map<String, Integer> map = new HashMap<>();
17	* map.put("key", 42);
18	* TypedRef<String, Integer> ref = new TypedRef<>("key");
19	* Integer result = ref.get(map);
20	* }
21	* </pre>
22	*
23	* @author trydofor
24	* @since 2025-01-21
25	*/
26	public class TypedRef<V, R> {
27	@NotNull
28	public final V value;
29
30	public TypedRef(@NotNull V value) {	1✔
31	this.value = value;	1✔
32	}	1✔
33
34
35	public void set(@NotNull BiConsumer<V, R> map, R refer) throws ClassCastException {
36	map.accept(value, refer);	1✔
37	}	1✔
38
39	@SuppressWarnings("unchecked")
40	@Contract("_,true->!null")
41	public R get(@NotNull Function<V, ?> map, boolean nonnull) throws ClassCastException {
42	Object obj = map.apply(value);	1✔
43	if (obj == null && nonnull) {	1✔
NEW 44	throw new ClassCastException("null cast to nonnull");	×
45	}
46	return (R) obj;	1✔
47	}
48
49	@Contract("_,!null ->!null")
50	public R getOr(@NotNull Function<V, ?> map, R elze) throws ClassCastException {
51	final R obj = get(map, false);	1✔
52	return obj != null ? obj : elze;	1✔
53	}
54
55	@SuppressWarnings("unchecked")
56	@Contract("_,!null ->!null")
57	public R tryOr(@Nullable Object obj, R elze) throws ClassCastException {
58	return obj != null ? (R) obj : elze;	1✔
59	}
60
61	@Override
62	public boolean equals(Object o) {
63	if (this == o) return true;	1✔
64	if (o == null \|\| getClass() != o.getClass()) return false;	1✔
65	TypedRef<?, ?> typedRef = (TypedRef<?, ?>) o;	1✔
66	return Objects.equals(value, typedRef.value);	1✔
67	}
68
69	@Override
70	public int hashCode() {
71	return Objects.hashCode(value);	1✔
72	}
73
74	@Override
75	public String toString() {
76	return value.toString();	1✔
77	}
78	}

trydofor / professional-mirana / #85

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