WrapWithAdapterMethodCallFix: correctly handle disjunction type

Fixes EA-116570 Cannot create expression for type class com.intellij.psi.PsiDisjunctionType

java/java-analysis-impl/src/com/intellij/codeInsight/daemon/impl/quickfix/WrapWithAdapterMethodCallFix.java

@@ -66,6 +66,9 @@ public class WrapWithAdapterMethodCallFix extends LocalQuickFixAndIntentionActio
       }
       PsiType variableType = GenericsUtil.getVariableTypeByExpressionType(inType);
       if (LambdaUtil.notInferredType(variableType)) return false;
+      if (variableType instanceof PsiDisjunctionType) {
+        variableType = ((PsiDisjunctionType)variableType).getLeastUpperBound();
+      }
 
       String typeText = variableType.getCanonicalText();
       // Empty text can be generated by PsiImmediateClassType if unresolved anonymous class is created like new X() {}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/wrapAdapterCall/afterDisjunction.java

@@ -0,0 +1,14 @@
+// "Wrap using 'Collections.singletonList()'" "true"
+import java.util.*;
+
+class Test {
+  List<Throwable> test() {
+    try {
+      System.out.println();
+    }
+    catch (Exception | Error ex) {
+      return Collections.singletonList(ex);
+    }
+    return null;
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/wrapAdapterCall/beforeDisjunction.java

@@ -0,0 +1,14 @@
+// "Wrap using 'Collections.singletonList()'" "true"
+import java.util.*;
+
+class Test {
+  List<Throwable> test() {
+    try {
+      System.out.println();
+    }
+    catch (Exception | Error ex) {
+      return e<caret>x;
+    }
+    return null;
+  }
+}