Add test for multiline strings in classes just to be safe.

Though the test isn't broken, just adding a multiline string within a class test case just out of an abundance of caution.

java/test/processing/mode/java/ParserTests.java

@@ -425,6 +425,11 @@ public class ParserTests {
     expectGood("multilinestr");
   }
 
+  @Test
+  public void testMultilineStringClass() {
+    expectGood("multilinestrclass");
+  }
+
   @Test
   public void testMultiMultilineString() {
     expectGood("multimultilinestr");

java/test/resources/multilinestrclass.expected

@@ -0,0 +1,43 @@
+import processing.core.*;
+import processing.data.*;
+import processing.event.*;
+import processing.opengl.*;
+
+import java.util.HashMap;
+import java.util.ArrayList;
+import java.io.File;
+import java.io.BufferedReader;
+import java.io.PrintWriter;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.io.IOException;
+
+public class multilinestrclass extends PApplet {
+
+class TestClass {
+  final String testMultiline1 = "\nline1 \"\nline 2 \"\"\nline  3\nline   4";
+
+   public String getStr() {
+    return testMultiline1;
+  }
+}
+
+
+ public void setup() {
+  TestClass test = new TestClass();
+  println(test.getStr());
+}
+
+ public void draw() {
+}
+
+
+    static public void main(String[] passedArgs) {
+        String[] appletArgs = new String[] { "multilinestrclass" };
+        if (passedArgs != null) {
+            PApplet.main(concat(appletArgs, passedArgs));
+        } else {
+            PApplet.main(appletArgs);
+        }
+    }
+}

java/test/resources/multilinestrclass.pde

@@ -0,0 +1,20 @@
+class TestClass {
+  final String testMultiline1 = """
+line1 "
+line 2 ""
+line  3
+line   4""";
+
+  String getStr() {
+    return testMultiline1;
+  }
+}
+
+
+void setup() {
+  TestClass test = new TestClass();
+  println(test.getStr());
+}
+
+void draw() {
+}