@Override public boolean requiresCustomCodec() { return delegate.requiresCustomCodec(); }
/** * Helper method called for rare case of pointing to {@link JsonToken#VALUE_NULL} * token. While this is most often an erroneous condition, there is one specific * case with XML handling where polymorphic type with no properties is exposed * as such, and should be handled same as empty Object. * * @since 2.7 */ protected Object deserializeFromNull(JsonParser p, DeserializationContext ctxt) throws IOException { // 17-Dec-2015, tatu: Highly specialized case, mainly to support polymorphic // "empty" POJOs deserialized from XML, where empty XML tag synthesizes a // `VALUE_NULL` token. if (p.requiresCustomCodec()) { // not only XML module, but mostly it... @SuppressWarnings("resource") TokenBuffer tb = new TokenBuffer(p, ctxt); tb.writeEndObject(); JsonParser p2 = tb.asParser(p); p2.nextToken(); // to point to END_OBJECT // note: don't have ObjectId to consider at this point, so: Object ob = _vanillaProcessing ? vanillaDeserialize(p2, ctxt, JsonToken.END_OBJECT) : deserializeFromObject(p2, ctxt); p2.close(); return ob; } return ctxt.handleUnexpectedToken(handledType(), p); }
@Override public boolean requiresCustomCodec() { return delegate.requiresCustomCodec(); }
@Override public boolean requiresCustomCodec() { return delegate.requiresCustomCodec(); }
@Override public boolean requiresCustomCodec() { return delegate.requiresCustomCodec(); }
@Override public boolean requiresCustomCodec() { return delegate.requiresCustomCodec(); }
@Override public boolean requiresCustomCodec() { return delegate.requiresCustomCodec(); }
/** * Helper method called for rare case of pointing to {@link JsonToken#VALUE_NULL} * token. While this is most often an erroneous condition, there is one specific * case with XML handling where polymorphic type with no properties is exposed * as such, and should be handled same as empty Object. * * @since 2.7 */ protected Object deserializeFromNull(JsonParser p, DeserializationContext ctxt) throws IOException { // 17-Dec-2015, tatu: Highly specialized case, mainly to support polymorphic // "empty" POJOs deserialized from XML, where empty XML tag synthesizes a // `VALUE_NULL` token. if (p.requiresCustomCodec()) { // not only XML module, but mostly it... @SuppressWarnings("resource") TokenBuffer tb = new TokenBuffer(p, ctxt); tb.writeEndObject(); JsonParser p2 = tb.asParser(p); p2.nextToken(); // to point to END_OBJECT // note: don't have ObjectId to consider at this point, so: Object ob = _vanillaProcessing ? vanillaDeserialize(p2, ctxt, JsonToken.END_OBJECT) : deserializeFromObject(p2, ctxt); p2.close(); return ob; } return ctxt.handleUnexpectedToken(handledType(), p); }
/** * Helper method called for rare case of pointing to {@link JsonToken#VALUE_NULL} * token. While this is most often an erroneous condition, there is one specific * case with XML handling where polymorphic type with no properties is exposed * as such, and should be handled same as empty Object. * * @since 2.7 */ protected Object deserializeFromNull(JsonParser p, DeserializationContext ctxt) throws IOException { // 17-Dec-2015, tatu: Highly specialized case, mainly to support polymorphic // "empty" POJOs deserialized from XML, where empty XML tag synthesizes a // `VALUE_NULL` token. if (p.requiresCustomCodec()) { // not only XML module, but mostly it... @SuppressWarnings("resource") TokenBuffer tb = new TokenBuffer(p, ctxt); tb.writeEndObject(); JsonParser p2 = tb.asParser(p); p2.nextToken(); // to point to END_OBJECT // note: don't have ObjectId to consider at this point, so: Object ob = _vanillaProcessing ? vanillaDeserialize(p2, ctxt, JsonToken.END_OBJECT) : deserializeFromObject(p2, ctxt); p2.close(); return ob; } return ctxt.handleUnexpectedToken(handledType(), p); }