Example usage for com.fasterxml.jackson.core JsonParser getCurrentName

Introduction

In this page you can find the example usage for com.fasterxml.jackson.core JsonParser getCurrentName.

Prototype

public abstract String getCurrentName() throws IOException, JsonParseException;

Source Link

Document

Method that can be called to get the name associated with the current token: for JsonToken#FIELD_NAME s it will be the same as what #getText returns; for field values it will be preceding field name; and for others (array values, root-level values) null.

Usage

From source file:KV78Tester.java

public void checkLines(BufferedReader in) throws JsonParseException, IOException {
    JsonFactory f = new JsonFactory();
    JsonParser jp = f.createJsonParser(in);
    String line = "";
    jp.nextToken();/*from   ww w. j  a  va 2  s  .co  m*/
    while (jp.nextToken() != JsonToken.END_OBJECT) {
        String namefield = jp.getCurrentName();
        if (namefield != null && namefield.contains("_")) {
            line = namefield;
        }
        jp.nextToken();
        if ("Actuals".equals(namefield)) {
            while (jp.nextToken() != JsonToken.END_OBJECT) {
                jp.getCurrentName();
                jp.nextToken();
                while (jp.nextToken() != JsonToken.END_OBJECT) {
                    jp.nextToken();
                }
            }
        } else if ("Network".equals(namefield)) {
            while (jp.nextToken() != JsonToken.END_OBJECT) {
                int userstop = Integer.parseInt(jp.getCurrentName());
                jp.nextToken();
                checkStop(jp, line, userstop);
            }
        }
    }
}

From source file:net.troja.eve.crest.CrestDataProcessor.java

private String processNext(final JsonParser jsonParser) throws IOException {
    String next = null;/*from  w  w w.ja  v a 2s  . com*/
    jsonParser.nextToken();
    if (JsonPaths.HREF.equals(jsonParser.getCurrentName())) {
        jsonParser.nextToken();
        next = jsonParser.getText();
        jsonParser.nextToken();
    }
    return next;
}

From source file:KV78Tester.java

public String[] parseLines(BufferedReader in) throws Exception {
    JsonFactory f = new JsonFactory();
    JsonParser jp = f.createJsonParser(in);
    ArrayList<String> lines = new ArrayList<String>();
    jp.nextToken();/*  ww  w.ja v  a  2s.  com*/
    while (jp.nextToken() != JsonToken.END_OBJECT) {
        String line = jp.getCurrentName();
        lines.add(line);
        jp.nextToken();
    }
    jp.close();
    in.close();
    return lines.toArray(new String[lines.size()]);
}

From source file:javaslang.jackson.datatype.deserialize.MapDeserializer.java

@Override
public Map<?, ?> deserialize(JsonParser p, DeserializationContext ctxt) throws IOException {
    final java.util.List<Tuple2<Object, Object>> result = new java.util.ArrayList<>();
    while (p.nextToken() != JsonToken.END_OBJECT) {
        String name = p.getCurrentName();
        Object key = keyDeserializer.deserializeKey(name, ctxt);
        p.nextToken();//from   ww  w  .  jav  a  2  s .  com
        result.add(Tuple.of(key, valueDeserializer.deserialize(p, ctxt)));
    }
    if (TreeMap.class.isAssignableFrom(handledType())) {
        return TreeMap.ofEntries(keyComparator, result);
    }
    if (LinkedHashMap.class.isAssignableFrom(handledType())) {
        return LinkedHashMap.ofEntries(result);
    }
    // default deserialization [...] -> Map
    return HashMap.ofEntries(result);
}

From source file:org.apache.ode.jacob.soup.jackson.ChannelRefDeserializer.java

@Override
public ChannelRef deserialize(JsonParser jp, DeserializationContext ctxt)
        throws IOException, JsonProcessingException {

    Object target = null;//  w  ww  . j av a  2 s .  c  o  m

    while (jp.nextToken() != JsonToken.END_OBJECT) {
        String fieldname = jp.getCurrentName();
        if (jp.getCurrentToken() == JsonToken.FIELD_NAME) {
            // if we're not already on the field, advance by one.
            jp.nextToken();
        }

        if ("target".equals(fieldname)) {
            target = jp.readValueAs(Object.class);
        }
    }

    if (target == null) {
        throw ctxt.mappingException(ChannelRef.class);
    }

    return new ChannelRef(target);
}

From source file:javaslang.jackson.datatype.deserialize.MultimapDeserializer.java

@Override
public Multimap<?, ?> deserialize(JsonParser p, DeserializationContext ctxt) throws IOException {
    final java.util.List<Tuple2<Object, Object>> result = new java.util.ArrayList<>();
    while (p.nextToken() != JsonToken.END_OBJECT) {
        String name = p.getCurrentName();
        Object key = keyDeserializer.deserializeKey(name, ctxt);
        p.nextToken();/*  ww w .j a v a 2s  . co m*/
        ArrayList<?> list = (ArrayList<?>) containerDeserializer.deserialize(p, ctxt);
        for (Object elem : list) {
            result.add(Tuple.of(key, elem));
        }
    }
    if (TreeMultimap.class.isAssignableFrom(handledType())) {
        return TreeMultimap.withSeq().ofEntries(keyComparator, result);
    }
    if (LinkedHashMultimap.class.isAssignableFrom(handledType())) {
        return LinkedHashMultimap.withSeq().ofEntries(result);
    }
    // default deserialization [...] -> Map
    return HashMultimap.withSeq().ofEntries(result);
}

From source file:com.opentable.jaxrs.StreamedJsonResponseConverter.java

private <T> void doRead(Callback<T> callback, TypeReference<T> type, final JsonParser jp) throws IOException {
    expect(jp, jp.nextToken(), JsonToken.START_OBJECT);
    expect(jp, jp.nextToken(), JsonToken.FIELD_NAME);
    if (!"results".equals(jp.getCurrentName())) {
        throw new JsonParseException("expecting results field", jp.getCurrentLocation());
    }/*  w w w .ja  va  2  s. com*/
    expect(jp, jp.nextToken(), JsonToken.START_ARRAY);
    // As noted in a well-hidden comment in the MappingIterator constructor,
    // readValuesAs requires the parser to be positioned after the START_ARRAY
    // token with an empty current token
    jp.clearCurrentToken();

    Iterator<T> iter = jp.readValuesAs(type);

    while (iter.hasNext()) {
        try {
            callback.call(iter.next());
        } catch (CallbackRefusedException e) {
            LOG.debug("callback refused execution, finishing.", e);
            return;
        } catch (InterruptedException e) {
            Thread.currentThread().interrupt();
            throw new IOException("Callback interrupted", e);
        } catch (Exception e) {
            Throwables.propagateIfPossible(e, IOException.class);
            throw new IOException("Callback failure", e);
        }
    }
    if (jp.nextValue() != JsonToken.VALUE_TRUE || !jp.getCurrentName().equals("success")) {
        throw new IOException("Streamed receive did not terminate normally; inspect server logs for cause.");
    }
}

From source file:org.o3project.ocnrm.model.bind.OduBindingData.java

@Override
public void bind(String name, String resource) throws JsonParseException, JsonMappingException, IOException {
    JsonFactory factory = new JsonFactory();
    JsonParser jp = factory.createParser(resource.toString());
    jp.nextToken();// w w w .  jav  a  2  s .  c  om
    OduMapping terminationPoint = new OduMapping();
    terminationPoint.setName(name);
    while (jp.nextToken() != JsonToken.END_OBJECT) {
        String fieldname = jp.getCurrentName();
        jp.nextToken();
        if ("dpid".equals(fieldname)) {
            terminationPoint.setDpid(jp.getText());
        } else if ("port".equals(fieldname)) {
            terminationPoint.setPort(jp.getText());
        } else if ("odutype".equals(fieldname)) {
            terminationPoint.setOdutype(jp.getText());
        } else if ("ts".equals(fieldname)) {
            String ts = jp.getText();
            terminationPoint.setTs(ts);
        } else if ("tpn".equals(fieldname)) {
            terminationPoint.setTpn(jp.getText());
        } else {
            throw new IllegalStateException("Unrecognized field '" + fieldname + "'!");
        }
        bindMap.put(terminationPoint.getName(), terminationPoint);
    }
    jp.close();
}

From source file:com.pursuer.reader.easyrss.data.parser.TagJSONParser.java

public void parse() throws JsonParseException, IOException, IllegalStateException {
    final JsonFactory factory = new JsonFactory();
    final JsonParser parser = factory.createJsonParser(input);
    Tag tag = new Tag();
    int level = 0;
    boolean found = false;
    while (parser.nextToken() != null) {
        final String name = parser.getCurrentName();
        switch (parser.getCurrentToken()) {
        case START_OBJECT:
        case START_ARRAY:
            level++;/*from www .j a  v a 2s. co m*/
            break;
        case END_OBJECT:
        case END_ARRAY:
            level--;
            break;
        case VALUE_STRING:
            if (level == 3) {
                if ("id".equals(name)) {
                    tag.setUid(parser.getText());
                } else if ("sortid".equals(name)) {
                    tag.setSortId(parser.getText());
                }
            }
        case FIELD_NAME:
            if (level == 1 && "tags".equals(name)) {
                found = true;
            }
        default:
        }
        if (level == 2) {
            if (tag.getUid() != null && listener != null) {
                listener.onTagRetrieved(tag);
            }
            tag = new Tag();
        }
    }
    parser.close();
    if (!found) {
        throw new IllegalStateException("Invalid JSON input");
    }
}