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fix: minor refinements to collection utils (#29536)

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closes: #29535

Signed-off-by: Steve Hawkins <shawkins@redhat.com>
This commit is contained in:
Steven Hawkins 2024-06-06 10:07:34 -04:00 committed by GitHub
parent c7e9ee2bff
commit 5059a02eb2
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GPG key ID: B5690EEEBB952194
6 changed files with 114 additions and 200 deletions
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35
common/src/main/java/org/keycloak/common/util/CollectionUtil.java
View file

@ -18,10 +18,8 @@
package org.keycloak.common.util;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Map;
import java.util.Set;
import java.util.stream.Collectors;
@ -36,15 +34,7 @@ public class CollectionUtil {
}
public static String join(Collection<String> strings, String separator) {
Iterator<String> iter = strings.iterator();
StringBuilder sb = new StringBuilder();
if(iter.hasNext()){
sb.append(iter.next());
while(iter.hasNext()){
sb.append(separator).append(iter.next());
}
}
return sb.toString();
return strings.stream().collect(Collectors.joining(String.valueOf(separator)));
}
// Return true if all items from col1 are in col2 and viceversa. Order is not taken into account
@ -54,22 +44,20 @@ public class CollectionUtil {
}
Map<T, Integer> countMap = new HashMap<>();
for(T o : col1) {
Integer v = countMap.get(o);
countMap.put(o, v==null ? 1 : v+1);
countMap.merge(o, 1, (v1, v2) -> v1 + v2);
}
for(T o : col2) {
Integer v = countMap.get(o);
if (v==null) {
return false;
}
if (v == 1) {
countMap.remove(o);
} else {
countMap.put(o, v-1);
}
for(Integer count : countMap.values()) {
if (count!=0) {
return false;
}
}
return true;
return countMap.isEmpty();
}
public static boolean isEmpty(Collection<?> collection) {
@ -80,17 +68,6 @@ public class CollectionUtil {
return !isEmpty(collection);
}
public static <T> Set<T> intersection(Collection<T> col1, Collection<T> col2) {
if (isEmpty(col1) || isEmpty(col2)) return Collections.emptySet();
final Collection<T> iteratorCollection = col1.size() <= col2.size() ? col1 : col2;
final Collection<T> searchCollection = iteratorCollection.equals(col1) ? col2 : col1;
return iteratorCollection.stream()
.filter(searchCollection::contains)
.collect(Collectors.toSet());
}
public static <T> Set<T> collectionToSet(Collection<T> collection) {
return collection == null ? null : new HashSet<>(collection);
}

80
common/src/main/java/org/keycloak/common/util/ConcurrentMultivaluedHashMap.java
View file

@ -17,7 +17,6 @@
package org.keycloak.common.util;
import java.util.Collection;
import java.util.List;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.CopyOnWriteArrayList;
@ -27,84 +26,11 @@ import java.util.concurrent.CopyOnWriteArrayList;
* @version $Revision: 1 $
*/
@SuppressWarnings("serial")
public class ConcurrentMultivaluedHashMap<K, V> extends ConcurrentHashMap<K, List<V>>
public class ConcurrentMultivaluedHashMap<K, V> extends ConcurrentHashMap<K, List<V>> implements MultivaluedMap<K, V>
{
public void putSingle(K key, V value)
{
List<V> list = createListInstance();
list.add(value);
put(key, list); // Just override with new List instance
}
public void addAll(K key, V... newValues)
{
for (V value : newValues)
{
add(key, value);
}
}
public void addAll(K key, List<V> valueList)
{
for (V value : valueList)
{
add(key, value);
}
}
public void addFirst(K key, V value)
{
List<V> list = get(key);
if (list == null)
{
add(key, value);
}
else
{
list.add(0, value);
}
}
public final void add(K key, V value)
{
getList(key).add(value);
}
public final void addMultiple(K key, Collection<V> values)
{
getList(key).addAll(values);
}
public V getFirst(K key)
{
List<V> list = get(key);
return list == null ? null : list.get(0);
}
public final List<V> getList(K key)
{
List<V> list = get(key);
if (list == null) {
list = createListInstance();
List<V> existing = putIfAbsent(key, list);
if (existing != null) {
list = existing;
}
}
return list;
}
public void addAll(ConcurrentMultivaluedHashMap<K, V> other)
{
for (Entry<K, List<V>> entry : other.entrySet())
{
getList(entry.getKey()).addAll(entry.getValue());
}
}
protected List<V> createListInstance() {
@Override
public List<V> createListInstance() {
return new CopyOnWriteArrayList<>();
}

89
common/src/main/java/org/keycloak/common/util/MultivaluedHashMap.java
View file

@ -17,8 +17,6 @@
package org.keycloak.common.util;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
@ -28,7 +26,7 @@ import java.util.Map;
* @version $Revision: 1 $
*/
@SuppressWarnings("serial")
public class MultivaluedHashMap<K, V> extends HashMap<K, List<V>>
public class MultivaluedHashMap<K, V> extends HashMap<K, List<V>> implements MultivaluedMap<K, V>
{
public MultivaluedHashMap() {
}
@ -44,89 +42,4 @@ public class MultivaluedHashMap<K, V> extends HashMap<K, List<V>>
public MultivaluedHashMap(MultivaluedHashMap<K, V> config) {
addAll(config);
}
public void putSingle(K key, V value)
{
List<V> list = new ArrayList<>();
list.add(value);
put(key, list);
}
public void addAll(K key, V... newValues)
{
for (V value : newValues)
{
add(key, value);
}
}
public void addAll(K key, List<V> valueList)
{
for (V value : valueList)
{
add(key, value);
}
}
public void addFirst(K key, V value)
{
List<V> list = get(key);
if (list == null)
{
add(key, value);
}
else
{
list.add(0, value);
}
}
public final void add(K key, V value)
{
getList(key).add(value);
}
public final void addMultiple(K key, Collection<V> values)
{
getList(key).addAll(values);
}
public V getFirst(K key)
{
List<V> list = get(key);
return list == null ? null : list.get(0);
}
public final List<V> getList(K key)
{
List<V> list = get(key);
if (list == null)
put(key, list = new ArrayList<>());
return list;
}
public final void addAll(MultivaluedHashMap<K, V> other)
{
for (Map.Entry<K, List<V>> entry : other.entrySet())
{
getList(entry.getKey()).addAll(entry.getValue());
}
}
public boolean equalsIgnoreValueOrder(MultivaluedHashMap<K, V> omap) {
if (this == omap) {
return true;
}
if (!keySet().equals(omap.keySet())) {
return false;
}
for (Map.Entry<K, List<V>> e : entrySet()) {
List<V> list = e.getValue();
List<V> olist = omap.get(e.getKey());
if (!CollectionUtil.collectionEquals(list, olist)) {
return false;
}
}
return true;
}
}

93
common/src/main/java/org/keycloak/common/util/MultivaluedMap.java Normal file
View file

@ -0,0 +1,93 @@
/*
* Copyright 2024 Red Hat, Inc. and/or its affiliates
* and other contributors as indicated by the @author tags.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.keycloak.common.util;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import java.util.Optional;
public interface MultivaluedMap<K, V> extends Map<K, List<V>> {
public default void putSingle(K key, V value) {
List<V> list = createListInstance();
list.add(value);
put(key, list); // Just override with new List instance
}
public default void addAll(K key, V... newValues) {
for (V value : newValues) {
add(key, value);
}
}
public default void addAll(K key, List<V> valueList) {
for (V value : valueList) {
add(key, value);
}
}
public default void addFirst(K key, V value) {
getList(key).add(0, value);
}
public default void add(K key, V value) {
getList(key).add(value);
}
public default void addMultiple(K key, Collection<V> values) {
getList(key).addAll(values);
}
public default V getFirst(K key) {
return Optional.ofNullable(get(key)).filter(l -> !l.isEmpty()).map(l -> l.get(0)).orElse(null);
}
public default List<V> getList(K key) {
return compute(key, (k, v) -> v != null ? v : createListInstance());
}
public default void addAll(MultivaluedMap<K, V> other) {
for (Entry<K, List<V>> entry : other.entrySet()) {
getList(entry.getKey()).addAll(entry.getValue());
}
}
public default boolean equalsIgnoreValueOrder(MultivaluedMap<K, V> omap) {
if (this == omap) {
return true;
}
if (!keySet().equals(omap.keySet())) {
return false;
}
for (Map.Entry<K, List<V>> e : entrySet()) {
List<V> list = e.getValue();
List<V> olist = omap.get(e.getKey());
if (!CollectionUtil.collectionEquals(list, olist)) {
return false;
}
}
return true;
}
public default List<V> createListInstance() {
return new ArrayList<>();
}
}

4
docs/documentation/upgrading/topics/changes/changes-25_0_0.adoc
View file

@ -417,6 +417,10 @@ to avoid overflow after 2038.
Method `String encode(String rawPassword, int iterations)` on the interface `org.keycloak.credential.hash.PasswordHashProvider` is deprecated. The method will be removed in
one of the future {project_name} releases. It might be {project_name} 27 release.
= CollectionUtil intesection method removed
The method `org.keycloak.common.util.CollectionUtil.intersection` has been removed. You should use the 'java.util.Collection.retainAll' instead on an existing collection.
= Resteasy util class is deprecated
`org.keycloak.common.util.Resteasy` has been deprecated. You should use the `org.keycloak.util.KeycloakSessionUtil` to obtain the `KeycloakSession` instead.

11
operator/src/main/java/org/keycloak/operator/controllers/KeycloakDistConfigurator.java
View file

@ -31,13 +31,14 @@ import org.keycloak.operator.crds.v2alpha1.deployment.ValueOrSecret;
import org.keycloak.operator.crds.v2alpha1.deployment.spec.DatabaseSpec;
import org.keycloak.operator.crds.v2alpha1.deployment.spec.FeatureSpec;
import org.keycloak.operator.crds.v2alpha1.deployment.spec.HostnameSpec;
import org.keycloak.operator.crds.v2alpha1.deployment.spec.HttpSpec;
import org.keycloak.operator.crds.v2alpha1.deployment.spec.HttpManagementSpec;
import org.keycloak.operator.crds.v2alpha1.deployment.spec.HttpSpec;
import org.keycloak.operator.crds.v2alpha1.deployment.spec.ProxySpec;
import org.keycloak.operator.crds.v2alpha1.deployment.spec.TransactionsSpec;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashSet;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
@ -158,12 +159,12 @@ public class KeycloakDistConfigurator {
.getAdditionalOptions()
.stream()
.map(ValueOrSecret::getName)
.collect(Collectors.toSet());
.collect(Collectors.toCollection(HashSet::new));
final var sameItems = CollectionUtil.intersection(serverConfigNames, firstClassConfigOptions.keySet());
if (CollectionUtil.isNotEmpty(sameItems)) {
serverConfigNames.retainAll(firstClassConfigOptions.keySet());
if (CollectionUtil.isNotEmpty(serverConfigNames)) {
status.addWarningMessage("You need to specify these fields as the first-class citizen of the CR: "
+ CollectionUtil.join(sameItems, ","));
+ CollectionUtil.join(serverConfigNames, ","));
}
}