Partial fix for #117

Author: cowtowncoder

release-notes/VERSION-2.x

@@ -8,6 +8,7 @@ Project: jackson-datatype-joda
 
 #116: Improve schema support for DateTimeZone type
  (contributed by Joost v-d-W)
+#117: Timestamp deserialization not working for CSV, Properties or XML
 
 2.11.1 (25-Jun-2020)
 

src/main/java/com/fasterxml/jackson/datatype/joda/deser/DateTimeDeserializer.java

@@ -9,7 +9,8 @@
 
 import com.fasterxml.jackson.core.JsonParser;
 import com.fasterxml.jackson.core.JsonTokenId;
-
+import com.fasterxml.jackson.core.StreamReadCapability;
+import com.fasterxml.jackson.core.io.NumberInput;
 import com.fasterxml.jackson.databind.DeserializationContext;
 import com.fasterxml.jackson.databind.JsonDeserializer;
 import com.fasterxml.jackson.datatype.joda.cfg.FormatConfig;
@@ -48,8 +49,7 @@ public ReadableInstant deserialize(JsonParser p, DeserializationContext ctxt)
         DateTimeZone tz;
         switch (p.currentTokenId()) {
         case JsonTokenId.ID_NUMBER_INT:
-            tz = _format.isTimezoneExplicit() ? _format.getTimeZone() : DateTimeZone.forTimeZone(ctxt.getTimeZone());
-            return new DateTime(p.getLongValue(), tz);
+            return _fromTimestamp(ctxt, p.getLongValue());
         case JsonTokenId.ID_STRING:
             String str = p.getText().trim();
             if (str.length() == 0) {
@@ -92,10 +92,23 @@ public ReadableInstant deserialize(JsonParser p, DeserializationContext ctxt)
                 }
                 return result;
             }
+            // 14-Jul-2020: [datatype-joda#117] Should allow use of "Timestamp as String" for
+            //     some textual formats
+            if (ctxt.isEnabled(StreamReadCapability.UNTYPED_SCALARS)
+                    && _isValidTimestampString(str)) {
+                return _fromTimestamp(ctxt, NumberInput.parseLong(str));
+            }
+
             // Not sure if it should use timezone or not...
             // 15-Sep-2015, tatu: impl of 'createParser()' SHOULD handle all timezone/locale setup
             return _format.createParser(ctxt).parseDateTime(str);
         }
         return _handleNotNumberOrString(p, ctxt);
     }
+
+    protected DateTime _fromTimestamp(DeserializationContext ctxt, long ts) {
+        DateTimeZone tz = _format.isTimezoneExplicit() ? _format.getTimeZone()
+                : DateTimeZone.forTimeZone(ctxt.getTimeZone());
+        return new DateTime(ts, tz);
+    }
 }

src/main/java/com/fasterxml/jackson/datatype/joda/deser/InstantDeserializer.java

@@ -42,7 +42,7 @@ public Instant deserialize(JsonParser p, DeserializationContext ctxt) throws IOE
         case JsonTokenId.ID_STRING:
             String str = p.getText().trim();
             if (str.length() == 0) {
-                return null;
+                return getNullValue(ctxt);
             }
             // 11-Sep-2018, tatu: `DateTimeDeserializer` allows timezone inclusion in brackets;
             //    should that be checked here too?

src/main/java/com/fasterxml/jackson/datatype/joda/deser/IntervalDeserializer.java

@@ -36,14 +36,13 @@ public Interval deserialize(JsonParser p, DeserializationContext ctxt)
     {
         if (!p.hasToken(JsonToken.VALUE_STRING)) {
             return (Interval) ctxt.handleUnexpectedToken(handledType(),
-                    p.getCurrentToken(), p, "expected JSON String");
+                    p.currentToken(), p, "expected JSON String");
         }
 
         String v = p.getText().trim();
 
-        /* 17-Nov-2014, tatu: Actually let's start with slash, instead of hyphen, because
-         *   that is the separator for standard functionality...
-         */
+        // 17-Nov-2014, tatu: Actually let's start with slash, instead of hyphen, because
+        //   that is the separator for standard functionality...
         int index = v.indexOf('/', 1);
         boolean hasSlash = (index > 0);
         if (!hasSlash) {

src/main/java/com/fasterxml/jackson/datatype/joda/deser/JodaDateDeserializerBase.java

@@ -1,6 +1,7 @@
 package com.fasterxml.jackson.datatype.joda.deser;
 
 import com.fasterxml.jackson.annotation.JsonFormat;
+import com.fasterxml.jackson.core.io.NumberInput;
 import com.fasterxml.jackson.databind.*;
 import com.fasterxml.jackson.databind.deser.ContextualDeserializer;
 import com.fasterxml.jackson.datatype.joda.cfg.JacksonJodaDateFormat;
@@ -60,4 +61,12 @@ public JsonDeserializer<?> createContextual(DeserializationContext ctxt,
         }
         return this;
     }
+
+    // @since 2.12
+    protected boolean _isValidTimestampString(String str) {
+        // 14-Jul-2020, tatu: Need to support "numbers as Strings" for data formats
+        //    that only have String values for scalars (CSV, Properties, XML)
+        // NOTE: we do allow negative values, but has to fit in 64-bits:
+        return _isIntNumber(str) && NumberInput.inLongRange(str, (str.charAt(0) == '-'));
+    }
 }

src/main/java/com/fasterxml/jackson/datatype/joda/deser/LocalTimeDeserializer.java

@@ -38,8 +38,10 @@ public LocalTime deserialize(JsonParser p, DeserializationContext ctxt)
             return new LocalTime(p.getLongValue());            
         case JsonTokenId.ID_STRING:
             String str = p.getText().trim();
-            return (str.length() == 0) ? null
-                    : _format.createParser(ctxt).parseLocalTime(str);
+            if (str.length() == 0) {
+                return getNullValue(ctxt);
+            }
+            return _format.createParser(ctxt).parseLocalTime(str);
         default:
         }
         // [HH,MM,ss,ms?]

src/main/java/com/fasterxml/jackson/datatype/joda/deser/MonthDayDeserializer.java

@@ -42,7 +42,7 @@ public MonthDay deserialize(final JsonParser p, final DeserializationContext ctx
             }
             return MonthDay.parse(str, _format.createParser(ctxt));
         }
-        return (MonthDay) ctxt.handleUnexpectedToken(handledType(), p.getCurrentToken(), p,
+        return (MonthDay) ctxt.handleUnexpectedToken(handledType(), p.currentToken(), p,
                 "expected JSON String");
     }
 }

src/main/java/com/fasterxml/jackson/datatype/joda/deser/YearMonthDeserializer.java

@@ -35,15 +35,14 @@ public JodaDateDeserializerBase<?> withFormat(JacksonJodaDateFormat format) {
     @Override
     public YearMonth deserialize(final JsonParser p, final DeserializationContext ctxt) throws IOException
     {
-        JsonToken t = p.getCurrentToken();
-        if (t == JsonToken.VALUE_STRING) {
+        if (p.hasToken(JsonToken.VALUE_STRING)) {
             String str = p.getText().trim();
             if (str.isEmpty()) {
-                return null;
+                return getNullValue(ctxt);
             }
             return YearMonth.parse(str, _format.createParser(ctxt));
         }
-        return (YearMonth) ctxt.handleUnexpectedToken(handledType(), p.getCurrentToken(), p,
+        return (YearMonth) ctxt.handleUnexpectedToken(handledType(), p.currentToken(), p,
                 "expected JSON String");
     }
 }