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ListBasedXMLEventReader uses defensive modifiable copy of given List

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(cherry picked from commit 9ab63b8494)
This commit is contained in:
Juergen Hoeller
2018-07-25 19:03:13 +02:00
parent e214ee5c85
commit c89fb745f7
1 changed files with 6 additions and 5 deletions
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11
spring-core/src/main/java/org/springframework/util/xml/ListBasedXMLEventReader.java
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@@ -1,5 +1,5 @@
/*
* Copyright 2002-2016 the original author or authors.
* Copyright 2002-2018 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -16,7 +16,7 @@
package org.springframework.util.xml;
import java.util.Collections;
import java.util.ArrayList;
import java.util.List;
import java.util.NoSuchElementException;
import javax.xml.stream.events.XMLEvent;
@@ -25,7 +25,8 @@ import org.springframework.lang.Nullable;
import org.springframework.util.Assert;
/**
* Implementation of {@code XMLEventReader} based on a list of {@link XMLEvent}s.
* Implementation of {@code XMLEventReader} based on a {@link List}
* of {@link XMLEvent} elements.
*
* @author Arjen Poutsma
* @since 5.0
@@ -38,8 +39,8 @@ class ListBasedXMLEventReader extends AbstractXMLEventReader {
public ListBasedXMLEventReader(List<XMLEvent> events) {
Assert.notNull(events, "'events' must not be null");
this.events = Collections.unmodifiableList(events);
Assert.notNull(events, "XMLEvent List must not be null");
this.events = new ArrayList<>(events);
}