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MockitoListenerUtil.java
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MockitoListenerUtil.java
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/*
* Copyright (c) 2019 Mockito contributors
* This program is made available under the terms of the MIT License.
*/
package org.mockito.internal.listeners;
import java.util.LinkedList;
import java.util.List;
import java.util.Set;
import org.mockito.internal.exceptions.Reporter;
import org.mockito.listeners.MockitoListener;
public class MockitoListenerUtil {
public static void addListener(MockitoListener listener, Set<MockitoListener> listeners) {
List<MockitoListener> delete = new LinkedList<MockitoListener>();
for (MockitoListener existing : listeners) {
if (existing.getClass().equals(listener.getClass())) {
if (existing instanceof AutoCleanableListener && ((AutoCleanableListener) existing).isListenerDirty()) {
//dirty listener means that there was an exception even before the test started
//if we fail here with redundant mockito listener exception there will be multiple failures causing confusion
//so we simply remove the existing listener and move on
delete.add(existing);
} else {
Reporter.redundantMockitoListener(listener.getClass().getSimpleName());
}
}
}
//delete dirty listeners so they don't occupy state/memory and don't receive notifications
for (MockitoListener toDelete : delete) {
listeners.remove(toDelete);
}
listeners.add(listener);
}
}