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style: do not suppress serial (#5168)

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This commit is contained in:
Piotr Idzik
2024-05-20 17:09:31 +02:00
committed by GitHub
parent 5ee98eeb48
commit 8466219685
3 changed files with 2 additions and 11 deletions
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1
pom.xml
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@ -79,7 +79,6 @@
<arg>-Xlint:all</arg>
<arg>-Xlint:-auxiliaryclass</arg>
<arg>-Xlint:-rawtypes</arg>
<arg>-Xlint:-serial</arg>
<arg>-Xlint:-try</arg>
<arg>-Xlint:-unchecked</arg>
<arg>-Xlint:-lossy-conversions</arg>

9
src/main/java/com/thealgorithms/sorts/TopologicalSort.java
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@ -73,13 +73,6 @@ public final class TopologicalSort {
}
}
static class BackEdgeException extends RuntimeException {
BackEdgeException(String backEdge) {
super("This graph contains a cycle. No linear ordering is possible. " + backEdge);
}
}
/*
* Depth First Search
*
@ -131,7 +124,7 @@ public final class TopologicalSort {
*
* In many cases, we will not know u.f, but v.color denotes the type of edge
* */
throw new BackEdgeException("Back edge: " + u.label + " -> " + label);
throw new RuntimeException("This graph contains a cycle. No linear ordering is possible. Back edge: " + u.label + " -> " + label);
}
});
u.color = Color.BLACK;

3
src/test/java/com/thealgorithms/sorts/TopologicalSortTest.java
View File

@ -4,7 +4,6 @@ import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertIterableEquals;
import static org.junit.jupiter.api.Assertions.assertThrows;
import com.thealgorithms.sorts.TopologicalSort.BackEdgeException;
import com.thealgorithms.sorts.TopologicalSort.Graph;
import java.util.LinkedList;
import org.junit.jupiter.api.Test;
@ -55,7 +54,7 @@ class TopologicalSortTest {
graph.addEdge("6", "2");
graph.addEdge("7", "");
graph.addEdge("8", "");
Exception exception = assertThrows(BackEdgeException.class, () -> TopologicalSort.sort(graph));
Exception exception = assertThrows(RuntimeException.class, () -> TopologicalSort.sort(graph));
String expected = "This graph contains a cycle. No linear ordering is possible. "
+ "Back edge: 6 -> 2";
assertEquals(exception.getMessage(), expected);