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Return unmodifiable list in tree number generator

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Arne Keller 2021-02-10 16:46:24 +01:00
parent 541f9c54e8
commit 503de3ad88
1 changed files with 2 additions and 1 deletions
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3
src/main/java/edu/kit/typicalc/view/content/typeinferencecontent/TreeNumberGenerator.java
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@ -1,6 +1,7 @@
package edu.kit.typicalc.view.content.typeinferencecontent;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
public class TreeNumberGenerator {
@ -22,6 +23,6 @@ public class TreeNumberGenerator {
}
protected List<Integer> getNumbers() {
return numbers;
return Collections.unmodifiableList(numbers);
}
}