From 01e16a569d72e67d9cf5c441d8b894b52ccc6909 Mon Sep 17 00:00:00 2001
From: Michal Hajas <mhajas@redhat.com>
Date: Mon, 4 Apr 2022 11:09:33 +0200
Subject: [PATCH] Remove usage of BiFunction from keycloak-core module

Closes #11091
---
 .../saml/common/util/StaxParserUtilTest.java        | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/saml-core/src/test/java/org/keycloak/saml/common/util/StaxParserUtilTest.java b/saml-core/src/test/java/org/keycloak/saml/common/util/StaxParserUtilTest.java
index 140bb9b0c042..579764ac0b44 100644
--- a/saml-core/src/test/java/org/keycloak/saml/common/util/StaxParserUtilTest.java
+++ b/saml-core/src/test/java/org/keycloak/saml/common/util/StaxParserUtilTest.java
@@ -22,7 +22,6 @@
 
 import java.nio.charset.Charset;
 import java.util.NoSuchElementException;
-import java.util.function.BiFunction;
 
 import javax.xml.stream.XMLEventReader;
 import javax.xml.stream.XMLStreamException;
@@ -249,9 +248,13 @@ public void testXMLBombAttack() throws XMLStreamException {
         }
     }
 
+    private interface StartElementHasQNameBooleanBiFunction {
+        Boolean apply(StartElement el, HasQName qName);
+    }
+
     @Test
     public void testGetBooleanAttributeValue() throws XMLStreamException, ParsingException {
-        testGetBooleanAttributeValue(new BiFunction<StartElement, HasQName, Boolean>() {
+        testGetBooleanAttributeValue(new StartElementHasQNameBooleanBiFunction() {
             @Override
             public Boolean apply(StartElement t, HasQName u) {
                 return StaxParserUtil.getBooleanAttributeValue(t, u);
@@ -261,7 +264,7 @@ public Boolean apply(StartElement t, HasQName u) {
 
     @Test
     public void testGetBooleanAttributeValueRP() throws XMLStreamException, ParsingException {
-        testGetBooleanAttributeValue(new BiFunction<StartElement, HasQName, Boolean>() {
+        testGetBooleanAttributeValue(new StartElementHasQNameBooleanBiFunction() {
             @Override
             public Boolean apply(StartElement t, HasQName u) {
                 return StaxParserUtil.getBooleanAttributeValueRP(t, u);
@@ -269,7 +272,7 @@ public Boolean apply(StartElement t, HasQName u) {
         });
     }
 
-    private void testGetBooleanAttributeValue(BiFunction<StartElement, HasQName, Boolean> predicate) throws XMLStreamException, ParsingException {
+    private void testGetBooleanAttributeValue(StartElementHasQNameBooleanBiFunction predicate) throws XMLStreamException, ParsingException {
         testGetBooleanAttributeValue("<a AllowCreate=\"false\">text</a>", predicate, false);
         testGetBooleanAttributeValue("<a AllowCreate=\"true\">text</a>", predicate, true);
         testGetBooleanAttributeValue("<a AllowCreate=\"0\">text</a>", predicate, false);
@@ -278,7 +281,7 @@ private void testGetBooleanAttributeValue(BiFunction<StartElement, HasQName, Boo
         testGetBooleanAttributeValue("<a>text</a>", predicate, null);
     }
 
-    private void testGetBooleanAttributeValue(String xml, BiFunction<StartElement, HasQName, Boolean> predicate, Boolean expectedResult) throws XMLStreamException, ParsingException {
+    private void testGetBooleanAttributeValue(String xml, StartElementHasQNameBooleanBiFunction predicate, Boolean expectedResult) throws XMLStreamException, ParsingException {
         XMLEventReader reader = StaxParserUtil.getXMLEventReader(IOUtils.toInputStream(xml, Charset.defaultCharset()));
 
         assertThat(reader.nextEvent(), instanceOf(StartDocument.class));