support for disjunction types in create from usage intentions (IDEA-129453)

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/changeMethodSignatureFromUsage8/afterDisjunctionType.java

@@ -0,0 +1,15 @@
+// "Add 'Exception' as 1st parameter to method 'f'" "true"
+import java.io.FileInputStream;
+import java.io.IOException;
+
+class Test {
+  public void createFileInputStream() {
+    try {
+      new FileInputStream("test");
+    } catch (IOException |NullPointerException e) {
+      f(e);
+    }
+  }
+
+  public void f(Exception e) { }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/changeMethodSignatureFromUsage8/beforeDisjunctionType.java

@@ -0,0 +1,15 @@
+// "Add 'Exception' as 1st parameter to method 'f'" "true"
+import java.io.FileInputStream;
+import java.io.IOException;
+
+class Test {
+  public void createFileInputStream() {
+    try {
+      new FileInputStream("test");
+    } catch (IOException |NullPointerException e) {
+      f(<caret>e);
+    }
+  }
+
+  public void f() { }
+}