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Return unmodifiable list in tree number generator
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@ -1,6 +1,7 @@
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package edu.kit.typicalc.view.content.typeinferencecontent;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.List;
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public class TreeNumberGenerator {
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@ -22,6 +23,6 @@ public class TreeNumberGenerator {
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}
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protected List<Integer> getNumbers() {
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return numbers;
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return Collections.unmodifiableList(numbers);
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}
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}
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