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

Introduction

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

Prototype

public abstract JsonLocation getTokenLocation();

Source Link

Document

Method that return the starting location of the current token; that is, position of the first character from input that starts the current token.

Usage

From source file:com.reprezen.swagedit.model.NodeDeserializer.java

@Override
public AbstractNode deserialize(JsonParser p, DeserializationContext context)
        throws IOException, JsonProcessingException {

    JsonLocation startLocation = p.getTokenLocation();
    if (p.getCurrentToken() == JsonToken.FIELD_NAME) {
        p.nextToken();/*from   w  w  w.  j  a  v  a 2  s .c om*/
    }

    switch (p.getCurrentToken()) {
    case START_OBJECT:
        return deserializeObjectNode(p, context, startLocation);
    case START_ARRAY:
        return deserializeArrayNode(p, context, startLocation);
    default:
        return deserializeValueNode(p, context, startLocation);
    }
}

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From source file:org.apache.usergrid.chop.api.ProjectDeserializer.java

private void validate(JsonParser jsonParser, String input, String expected) throws JsonProcessingException {
    if (!input.equals(expected)) {
        throw new JsonParseException("Unexpected token: " + input, jsonParser.getTokenLocation());
    }/*  w  ww  .  j  ava 2 s.c o  m*/
}

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From source file:org.hawkular.alerts.rest.json.LinkDeserializer.java

private void validateText(JsonParser jsonParser, String input) throws JsonProcessingException {
    Matcher m = textPattern.matcher(input);
    if (!m.matches()) {
        throw new JsonParseException("Unexpected token: " + input, jsonParser.getTokenLocation());
    }/*  w ww .  ja v  a 2  s .  c  o  m*/
}

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From source file:com.addthis.codec.jackson.CodecBeanDeserializer.java

@Override
public Object deserialize(JsonParser jp, DeserializationContext ctxt)
        throws IOException, JsonProcessingException {
    JsonLocation currentLocation = jp.getTokenLocation();
    JsonToken t = jp.getCurrentToken();//from   ww  w.  j a v  a2  s  . co m
    try {
        if (t == JsonToken.START_OBJECT) {
            ObjectNode objectNode = jp.readValueAsTree();
            handleDefaultsAndRequiredAndNull(ctxt, objectNode);
            jp = jp.getCodec().treeAsTokens(objectNode);
            jp.nextToken();
        } else if (t == JsonToken.END_OBJECT) {
            // for some reason this is how they chose to handle single field objects
            jp.nextToken();
            ObjectNode objectNode = ctxt.getNodeFactory().objectNode();
            handleDefaultsAndRequiredAndNull(ctxt, objectNode);
            jp = jp.getCodec().treeAsTokens(objectNode);
            jp.nextToken();
        }
        Object value = getDelegatee().deserialize(jp, ctxt);
        if (value instanceof SuperCodable) {
            ((SuperCodable) value).postDecode();
        }
        return value;
    } catch (JsonMappingException ex) {
        throw Jackson.maybeImproveLocation(currentLocation, ex);
    }
}

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From source file:com.addthis.codec.jackson.CodecTypeDeserializer.java

@Override
public Object deserializeTypedFromAny(JsonParser jp, DeserializationContext ctxt) throws IOException {
    // a jackson thing we might as well include
    if (jp.canReadTypeId()) {
        Object typeId = jp.getTypeId();
        if (typeId != null) {
            return _deserializeWithNativeTypeId(jp, ctxt, typeId);
        }/* ww  w. ja  v a  2  s .co m*/
    }
    // can use this to approximate error location if a sub-method throws an exception
    JsonLocation currentLocation = jp.getTokenLocation();
    JsonNode jsonNode;
    // empty objects can appear with END_OBJECT. that has special handling lots of places, but not in readTree
    if (jp.getCurrentToken() == JsonToken.END_OBJECT) {
        jsonNode = ctxt.getNodeFactory().objectNode();
    } else {
        jsonNode = jp.readValueAsTree();
    }
    ObjectCodec objectCodec = jp.getCodec();

    try {
        Object bean = null;
        // _array handler
        if (jsonNode.isArray()) {
            bean = _deserializeTypedFromArray((ArrayNode) jsonNode, objectCodec, ctxt);
            // object handler
        } else if (jsonNode.isObject()) {
            bean = _deserializeTypedFromObject((ObjectNode) jsonNode, objectCodec, ctxt);
        }
        if (bean != null) {
            return bean;
        } else {
            // Jackson 2.6+ throws NPE on null typeId parameter (underlying Map changed from HashMap
            // to ConcurrentHashMap), so use empty string instead of null
            JsonDeserializer<Object> deser = _findDeserializer(ctxt, "");
            JsonParser treeParser = jp.getCodec().treeAsTokens(jsonNode);
            treeParser.nextToken();
            return deser.deserialize(treeParser, ctxt);
        }
    } catch (JsonMappingException ex) {
        throw Jackson.maybeImproveLocation(currentLocation, ex);
    }
}

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From source file:ninja.leaping.configurate.json.JSONConfigurationLoader.java

private void parseValue(JsonParser parser, ConfigurationNode node) throws IOException {
    JsonToken token = parser.getCurrentToken();
    switch (token) {
    case START_OBJECT:
        parseObject(parser, node);//from   w  w  w .  ja  v a2s  . co m
        break;
    case START_ARRAY:
        parseArray(parser, node);
        break;
    case VALUE_NUMBER_FLOAT:
        node.setValue(parser.getFloatValue());
        break;
    case VALUE_NUMBER_INT:
        node.setValue(parser.getIntValue());
        break;
    case VALUE_STRING:
        node.setValue(parser.getText());
        break;
    case VALUE_TRUE:
    case VALUE_FALSE:
        node.setValue(parser.getBooleanValue());
        break;
    case VALUE_NULL: // Ignored values
    case FIELD_NAME:
        break;
    default:
        throw new IOException("Unsupported token type: " + token + " (at " + parser.getTokenLocation() + ")");
    }
}

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From source file:org.sead.repositories.reference.RefRepository.java

private static void indexChildren(File index, JsonParser jp) throws IOException {

    JsonGenerator generator = new JsonFactory().createGenerator(index, JsonEncoding.UTF8);
    generator.useDefaultPrettyPrinter();

    generator.writeStartObject();//from  w  w w .j a v a 2 s .  c  om

    JsonToken cur = jp.nextToken();
    while (cur.equals(JsonToken.START_OBJECT)) {
        long start = jp.getTokenLocation().getByteOffset();
        int depth = 1;
        while (depth > 0) {
            cur = jp.nextToken();
            if (cur.equals(JsonToken.START_OBJECT)) {
                depth++;
            } else if (cur.equals(JsonToken.END_OBJECT)) {
                depth--;
            } else if (cur.equals(JsonToken.FIELD_NAME) && depth == 1) {
                if (jp.getText().equals("@id")) {
                    cur = jp.nextToken();

                    String vName = jp.getText();
                    generator.writeNumberField(vName, start);
                } else {
                    report(jp, cur);
                }
            }
        }
        cur = jp.nextToken();
    }
    generator.writeEndObject();
    generator.close();

}

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From source file:org.sead.repositories.reference.RefRepository.java

private static void report(JsonParser jp, JsonToken token) {
    boolean struct = token.isStructStart() || token.isStructEnd();
    try {/*from  w  w w .ja v a  2s.  c  o m*/
        String tag = struct ? token.asString() : jp.getText();
        log.trace("Tag: " + tag);
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

    long currentOffset = jp.getCurrentLocation().getByteOffset();
    long tokenOffset = jp.getTokenLocation().getByteOffset();
    log.trace("Cur: " + currentOffset + " tok: " + tokenOffset);
}

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