@Override
public Leaf deserialize(JsonParser jp, DeserializationContext ctxt)
throws IOException, JsonProcessingException {
JsonNode tree = (JsonNode) jp.readValueAsTree();
Leaf leaf = new Leaf();
leaf.value = tree.get("value").intValue();
return leaf;
}
public void testEmbeddedObject() throws Exception {
TokenBuffer buf = new TokenBuffer(MAPPER);
buf.writeObject(new byte[3]);
JsonNode node = MAPPER.readTree(buf.asParser());
buf.close();
assertTrue(node.isBinary());
byte[] data = node.binaryValue();
assertNotNull(data);
assertEquals(3, data.length);
}
// [Issue#232]
public void testBigDecimalAsPlainStringTreeConversion() throws Exception {
ObjectMapper mapper = new ObjectMapper();
mapper.enable(SerializationFeature.WRITE_BIGDECIMAL_AS_PLAIN);
Map<String, Object> map = new HashMap<String, Object>();
String PI_STR = "3.00000000";
map.put("pi", new BigDecimal(PI_STR));
JsonNode tree = mapper.valueToTree(map);
assertNotNull(tree);
assertEquals(1, tree.size());
assertTrue(tree.has("pi"));
}
/**
* Method for locating node specified by given JSON pointer instances. Method will never return
* null; if no matching node exists, will return a node for which {@link #isMissingNode()} returns
* true.
*
* @return Node that matches given JSON Pointer: if no match exists, will return a node for which
* {@link #isMissingNode()} returns true.
* @since 2.3
*/
@Override
public final JsonNode at(JsonPointer ptr) {
// Basically: value nodes only match if we have "empty" path left
if (ptr.matches()) {
return this;
}
JsonNode n = _at(ptr);
if (n == null) {
return MissingNode.getInstance();
}
return n.at(ptr.tail());
}
public void testEmbeddedObjectInArray() throws Exception {
TokenBuffer buf = new TokenBuffer(MAPPER);
buf.writeStartArray();
buf.writeObject(MARKER);
buf.writeEndArray();
JsonNode node = MAPPER.readTree(buf.asParser());
buf.close();
assertTrue(node.isArray());
assertEquals(1, node.size());
JsonNode n = node.get(0);
assertTrue(n.isPojo());
assertSame(MARKER, ((POJONode) n).getPojo());
}
/**
* Method that is similar to {@link #has(int)}, but that will return <code>false</code> for
* explicitly added nulls.
*
* <p>This method is equivalent to:
*
* <pre>
* node.get(index) != null << !node.get(index).isNull()
* </pre>
*
* @since 2.1
*/
public boolean hasNonNull(int index) {
JsonNode n = get(index);
return (n != null) && !n.isNull();
}
/**
* Method that is similar to {@link #has(String)}, but that will return <code>false</code> for
* explicitly added nulls.
*
* <p>This method is functionally equivalent to:
*
* <pre>
* node.get(fieldName) != null << !node.get(fieldName).isNull()
* </pre>
*
* @since 2.1
*/
public boolean hasNonNull(String fieldName) {
JsonNode n = get(fieldName);
return (n != null) && !n.isNull();
}
private void func_27328_a(JsonNode p_27328_1_, Writer p_27328_2_) throws IOException {
boolean flag = true;
switch (CompactJsonFormatter_JsonNodeType.field_27341_a[p_27328_1_.func_27218_a().ordinal()]) {
case 1: // '\001'
p_27328_2_.append('[');
JsonNode jsonnode;
for (Iterator iterator = p_27328_1_.func_27215_d().iterator();
iterator.hasNext();
func_27328_a(jsonnode, p_27328_2_)) {
jsonnode = (JsonNode) iterator.next();
if (!flag) {
p_27328_2_.append(',');
}
flag = false;
}
p_27328_2_.append(']');
break;
case 2: // '\002'
p_27328_2_.append('{');
JsonStringNode jsonstringnode;
for (Iterator iterator1 = (new TreeSet(p_27328_1_.func_27214_c().keySet())).iterator();
iterator1.hasNext();
func_27328_a((JsonNode) p_27328_1_.func_27214_c().get(jsonstringnode), p_27328_2_)) {
jsonstringnode = (JsonStringNode) iterator1.next();
if (!flag) {
p_27328_2_.append(',');
}
flag = false;
func_27328_a(((JsonNode) (jsonstringnode)), p_27328_2_);
p_27328_2_.append(':');
}
p_27328_2_.append('}');
break;
case 3: // '\003'
p_27328_2_
.append('"')
.append((new JsonEscapedString(p_27328_1_.func_27216_b())).toString())
.append('"');
break;
case 4: // '\004'
p_27328_2_.append(p_27328_1_.func_27216_b());
break;
case 5: // '\005'
p_27328_2_.append("false");
break;
case 6: // '\006'
p_27328_2_.append("true");
break;
case 7: // '\007'
p_27328_2_.append("null");
break;
default:
throw new RuntimeException(
(new StringBuilder())
.append("Coding failure in Argo: Attempt to format a JsonNode of unknown type [")
.append(p_27328_1_.func_27218_a())
.append("];")
.toString());
}
}
/** tests getting serializer/deserializer instances. */
public void testSerializeDeserializeWithJaxbAnnotations() throws Exception {
ObjectMapper mapper = getJaxbMapper();
// test expects that wrapper name be used...
mapper.enable(MapperFeature.USE_WRAPPER_NAME_AS_PROPERTY_NAME);
mapper.enable(SerializationFeature.INDENT_OUTPUT);
JaxbExample ex = new JaxbExample();
QName qname = new QName("urn:hi", "hello");
ex.setQname(qname);
QName qname1 = new QName("urn:hi", "hello1");
ex.setQname1(qname1);
ex.setAttributeProperty("attributeValue");
ex.setElementProperty("elementValue");
ex.setWrappedElementProperty(Arrays.asList("wrappedElementValue"));
ex.setEnumProperty(EnumExample.VALUE1);
ex.setPropertyToIgnore("ignored");
String json = mapper.writeValueAsString(ex);
// uncomment to see what the JSON looks like.
// System.out.println(json);
// make sure the json is written out correctly.
JsonNode node = mapper.readValue(json, JsonNode.class);
assertEquals(qname.toString(), node.get("qname").asText());
JsonNode attr = node.get("myattribute");
assertNotNull(attr);
assertEquals("attributeValue", attr.asText());
assertEquals("elementValue", node.get("myelement").asText());
assertTrue(node.has("mywrapped"));
assertEquals(1, node.get("mywrapped").size());
assertEquals("wrappedElementValue", node.get("mywrapped").get(0).asText());
assertEquals("Value One", node.get("enumProperty").asText());
assertNull(node.get("propertyToIgnore"));
// now make sure it gets deserialized correctly.
JaxbExample readEx = mapper.readValue(json, JaxbExample.class);
assertEquals(ex.qname, readEx.qname);
assertEquals(ex.qname1, readEx.qname1);
assertEquals(ex.attributeProperty, readEx.attributeProperty);
assertEquals(ex.elementProperty, readEx.elementProperty);
assertEquals(ex.wrappedElementProperty, readEx.wrappedElementProperty);
assertEquals(ex.enumProperty, readEx.enumProperty);
assertNull(readEx.propertyToIgnore);
}
