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index null validation

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This commit is contained in:
Brian Long
2022-10-10 22:16:53 -04:00
parent cc973b0a28
commit 70506bb040
1 changed files with 8 additions and 0 deletions
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8
src/main/java/com/inteligr8/maven/aps/modeling/util/Index.java
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@@ -132,6 +132,11 @@ public class Index<K, V> {
* @return true if the key already existed and was overwritten; false otherwise. * @return true if the key already existed and was overwritten; false otherwise.
*/ */
public synchronized boolean put(K key, V value) { public synchronized boolean put(K key, V value) {
if (key == null)
throw new IllegalArgumentException("An index key may not be null");
if (value == null)
throw new IllegalArgumentException("An index value may not be null");
boolean overwrote = false; boolean overwrote = false;
V oldValue = this.forwardMap.get(key); V oldValue = this.forwardMap.get(key);
@@ -159,6 +164,9 @@ public class Index<K, V> {
* @return true if the key and its value were removed; false otherwise. * @return true if the key and its value were removed; false otherwise.
*/ */
public synchronized boolean remove(K key) { public synchronized boolean remove(K key) {
if (key == null)
throw new IllegalArgumentException("An index key may not be null");
V oldValue = this.forwardMap.remove(key); V oldValue = this.forwardMap.remove(key);
if (oldValue == null) if (oldValue == null)
return false; return false;