Add deprecation markers to avoid warnings from compiler

Author: cowtowncoder

src/main/java/com/fasterxml/jackson/databind/node/MissingNode.java

@@ -60,6 +60,7 @@ public JsonNodeType getNodeType()
 
     @Override public String asText() { return ""; }
 
+    @Deprecated // since 2.17
     @Override public String asText(String defaultValue) { return defaultValue; }
 
     // // Note: not a numeric node, hence default 'asXxx()' are fine:

src/main/java/com/fasterxml/jackson/databind/node/NullNode.java

@@ -40,7 +40,10 @@ public JsonNodeType getNodeType() {
 
     @Override public JsonToken asToken() { return JsonToken.VALUE_NULL; }
 
-    @Override public String asText(String defaultValue) { return defaultValue; }
+    @Override
+    @Deprecated
+    public String asText(String defaultValue) { return defaultValue; }
+
     @Override public String asText() { return "null"; }
 
     @SuppressWarnings("unchecked")

src/main/java/com/fasterxml/jackson/databind/node/POJONode.java

@@ -57,7 +57,9 @@ public byte[] binaryValue() throws IOException
     @Override
     public String asText() { return (_value == null) ? "null" : _value.toString(); }
 
-    @Override public String asText(String defaultValue) {
+    @Override
+    @Deprecated
+    public String asText(String defaultValue) {
         return (_value == null) ? defaultValue : _value.toString();
     }
 

src/main/java/com/fasterxml/jackson/databind/node/TextNode.java

@@ -102,6 +102,7 @@ public String asText() {
     }
 
     @Override
+    @Deprecated // since 2.17
     public String asText(String defaultValue) {
         return (_value == null) ? defaultValue : _value;
     }