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

List of usage examples for com.fasterxml.jackson.core JsonParser getFloatValue

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Introduction

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

Prototype

public abstract float getFloatValue() throws IOException, JsonParseException;

Source Link

Document

Numeric accessor that can be called when the current token is of type JsonToken#VALUE_NUMBER_FLOAT and it can be expressed as a Java float primitive type.

Usage

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. j  a v  a 2  s  .  c  o 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() + ")");
    }
}

From source file:org.example.testcases.BasicTypesDeSerializer.java

private BasicTypes readObject(JsonParser jp) throws IOException {
    BasicTypes basicTypes = new BasicTypes();
    for (JsonToken jsonToken; (jsonToken = jp.nextToken()) != null && (jsonToken != END_OBJECT);) {
        if (FIELD_NAME != jsonToken)
            continue;
        final String fieldName = jp.getCurrentName();
        switch (fieldName) {
        case "aString":
            jsonToken = jp.nextToken(); // read value
            basicTypes.aString = jp.getText();
            break;
        case "aBoolean":
            jsonToken = jp.nextToken(); // read value
            basicTypes.aBoolean = jp.getBooleanValue();
            break;
        case "aFloat":
            jsonToken = jp.nextToken(); // read value
            basicTypes.aFloat = jp.getFloatValue();
            break;
        case "aDouble":
            jsonToken = jp.nextToken(); // read value
            basicTypes.aDouble = jp.getDoubleValue();
            break;
        case "aInt":
            jsonToken = jp.nextToken(); // read value
            basicTypes.aInt = jp.getIntValue();
            break;
        case "aShort":
            jsonToken = jp.nextToken(); // read value
            basicTypes.aShort = jp.getShortValue();
            break;
        case "aByte":
            jsonToken = jp.nextToken(); // read value
            basicTypes.aByte = jp.getByteValue();
            break;
        default:/* w ww . ja v  a 2  s . c  o  m*/
            // decide what to do;
        }
    }
    return basicTypes;
}

From source file:org.apache.lucene.server.handlers.AddDocumentHandler.java

/** Parse one value for a field, which is either an
 *  object matching the type of the field, or a {boost:
 *  ..., value: ...}. *///from   w  w  w  .java 2  s .co m
private static boolean parseOneValue(FieldDef fd, JsonParser p, Document doc) throws IOException {

    Object o = null;
    float boost = 1.0f;

    JsonToken token = p.nextToken();
    if (token == JsonToken.START_ARRAY) {
        if ("hierarchy".equals(fd.faceted) || fd.valueType == FieldDef.FieldValueType.LAT_LON) {
            o = getNativeValue(fd, token, p);
        } else {
            if (fd.multiValued == false) {
                fail(fd.name, "expected single value, not array, since this field is not multiValued");
            }
            while (true) {
                if (!parseOneValue(fd, p, doc)) {
                    break;
                }
            }
            return true;
        }
    } else {

        if (token == JsonToken.END_ARRAY) {
            assert fd.multiValued;
            return false;
        }

        if (fd.fieldType.indexOptions() != IndexOptions.NONE && token == JsonToken.START_OBJECT) {
            // Parse a {boost: X, value: Y}
            while (true) {
                token = p.nextToken();
                if (token == JsonToken.END_OBJECT) {
                    break;
                }
                assert token == JsonToken.FIELD_NAME;
                String key = p.getText();
                if (key.equals("boost")) {
                    token = p.nextToken();
                    if (token == JsonToken.VALUE_NUMBER_INT || token == JsonToken.VALUE_NUMBER_FLOAT) {
                        boost = p.getFloatValue();
                    } else {
                        fail(fd.name, "boost in inner object field value must have float or int value; got: "
                                + token);
                    }
                } else if (key.equals("value")) {
                    o = getNativeValue(fd, p.nextToken(), p);
                } else {
                    fail(fd.name, "unrecognized json key \"" + key
                            + "\" in inner object field value; must be boost or value");
                }
            }
            if (o == null) {
                fail(fd.name, "missing 'value' key");
            }
        } else {
            // Parse a native value:
            o = getNativeValue(fd, token, p);
        }
    }

    parseOneNativeValue(fd, doc, o, boost);
    return true;
}

From source file:org.debezium.core.doc.JacksonReader.java

private Array parseArray(JsonParser parser) throws IOException {
    // Iterate over the fields in the top-level document ...
    BasicArray array = new BasicArray();
    JsonToken token = parser.nextToken();
    while (token != JsonToken.END_ARRAY) {
        switch (token) {
        case START_OBJECT:
            array.add(parseDocument(parser, true));
            break;
        case START_ARRAY:
            array.add(parseArray(parser));
            break;
        case VALUE_STRING:
            array.add(parser.getValueAsString());
            break;
        case VALUE_TRUE:
            array.add(true);/*from www.  j  ava2s.c o  m*/
            break;
        case VALUE_FALSE:
            array.add(false);
            break;
        case VALUE_NULL:
            array.addNull();
            break;
        case VALUE_NUMBER_FLOAT:
        case VALUE_NUMBER_INT:
            switch (parser.getNumberType()) {
            case FLOAT:
                array.add(parser.getFloatValue());
                break;
            case DOUBLE:
                array.add(parser.getDoubleValue());
                break;
            case BIG_DECIMAL:
                array.add(parser.getDecimalValue());
                break;
            case INT:
                array.add(parser.getIntValue());
                break;
            case LONG:
                array.add(parser.getLongValue());
                break;
            case BIG_INTEGER:
                array.add(parser.getBigIntegerValue());
                break;
            }
            break;
        case VALUE_EMBEDDED_OBJECT:
            // disregard this, since it's an extension ...
            break;
        case NOT_AVAILABLE:
            throw new JsonParseException("Non-blocking parsers are not supported", parser.getCurrentLocation());
        case FIELD_NAME:
            throw new JsonParseException("Not expecting a FIELD_NAME token", parser.getCurrentLocation());
        case END_ARRAY:
            throw new JsonParseException("Not expecting an END_ARRAY token", parser.getCurrentLocation());
        case END_OBJECT:
            throw new JsonParseException("Not expecting an END_OBJECT token", parser.getCurrentLocation());
        }
        token = parser.nextToken();
    }
    return array;
}

From source file:io.debezium.document.JacksonReader.java

private Array parseArray(JsonParser parser, boolean nested) throws IOException {
    // Iterate over the values in the array ...
    BasicArray array = new BasicArray();
    JsonToken token = null;/*from  w w  w . j  a va 2s.c om*/
    if (!nested) {
        // We expect the START_ARRAY token ...
        token = parser.nextToken();
        if (!nested && token != JsonToken.START_ARRAY) {
            throw new IOException("Expected data to start with an Array, but was " + token);
        }
    }
    token = parser.nextToken();
    while (token != JsonToken.END_ARRAY) {
        switch (token) {
        case START_OBJECT:
            array.add(parseDocument(parser, true));
            break;
        case START_ARRAY:
            array.add(parseArray(parser, true));
            break;
        case VALUE_STRING:
            array.add(parser.getValueAsString());
            break;
        case VALUE_TRUE:
            array.add(true);
            break;
        case VALUE_FALSE:
            array.add(false);
            break;
        case VALUE_NULL:
            array.addNull();
            break;
        case VALUE_NUMBER_FLOAT:
        case VALUE_NUMBER_INT:
            switch (parser.getNumberType()) {
            case FLOAT:
                array.add(parser.getFloatValue());
                break;
            case DOUBLE:
                array.add(parser.getDoubleValue());
                break;
            case BIG_DECIMAL:
                array.add(parser.getDecimalValue());
                break;
            case INT:
                array.add(parser.getIntValue());
                break;
            case LONG:
                array.add(parser.getLongValue());
                break;
            case BIG_INTEGER:
                array.add(parser.getBigIntegerValue());
                break;
            }
            break;
        case VALUE_EMBEDDED_OBJECT:
            // disregard this, since it's an extension ...
            break;
        case NOT_AVAILABLE:
            throw new JsonParseException("Non-blocking parsers are not supported", parser.getCurrentLocation());
        case FIELD_NAME:
            throw new JsonParseException("Not expecting a FIELD_NAME token", parser.getCurrentLocation());
        case END_ARRAY:
            throw new JsonParseException("Not expecting an END_ARRAY token", parser.getCurrentLocation());
        case END_OBJECT:
            throw new JsonParseException("Not expecting an END_OBJECT token", parser.getCurrentLocation());
        }
        token = parser.nextToken();
    }
    return array;
}

From source file:com.tage.calcite.adapter.druid.DruidConnectionImpl.java

private void parseField(List<String> fieldNames, List<Primitive> fieldTypes, Row.RowBuilder rowBuilder,
        JsonParser parser) throws IOException {
    final String fieldName = parser.getCurrentName();

    // Move to next token, which is name's value
    JsonToken token = parser.nextToken();
    int i = fieldNames.indexOf(fieldName);
    if (i < 0) {
        return;// w ww .  jav a  2  s.  c  o m
    }
    switch (token) {
    case VALUE_NUMBER_INT:
    case VALUE_NUMBER_FLOAT:
        Primitive type = fieldTypes.get(i);
        if (type == null) {
            if (token == JsonToken.VALUE_NUMBER_INT) {
                type = Primitive.INT;
            } else {
                type = Primitive.FLOAT;
            }
        }
        switch (type) {
        case BYTE:
            rowBuilder.set(i, parser.getIntValue());
            break;
        case SHORT:
            rowBuilder.set(i, parser.getShortValue());
            break;
        case INT:
            rowBuilder.set(i, parser.getIntValue());
            break;
        case LONG:
            rowBuilder.set(i, parser.getLongValue());
            break;
        case FLOAT:
            rowBuilder.set(i, parser.getFloatValue());
            break;
        case DOUBLE:
            rowBuilder.set(i, parser.getDoubleValue());
            break;
        }
        break;
    case VALUE_TRUE:
        rowBuilder.set(i, true);
        break;
    case VALUE_FALSE:
        rowBuilder.set(i, false);
        break;
    case VALUE_NULL:
        break;
    default:
        rowBuilder.set(i, parser.getText());
    }
}

From source file:org.debezium.core.doc.JacksonReader.java

private Document parseDocument(JsonParser parser, boolean nested) throws IOException {
    // Iterate over the fields in the top-level document ...
    BasicDocument doc = new BasicDocument();
    JsonToken token = null;//from www.  ja  v  a2s.co m
    if (!nested) {
        // We expect the START_OBJECT token ...
        token = parser.nextToken();
        if (!nested && token != JsonToken.START_OBJECT) {
            throw new IOException("Expected data to start with an Object, but was " + token);
        }
    }
    String fieldName = null;
    token = parser.nextToken();
    while (token != JsonToken.END_OBJECT) {
        switch (token) {
        case FIELD_NAME:
            fieldName = parser.getCurrentName();
            break;
        case START_OBJECT:
            doc.setDocument(fieldName, parseDocument(parser, true));
            break;
        case START_ARRAY:
            doc.setArray(fieldName, parseArray(parser));
            break;
        case VALUE_STRING:
            doc.setString(fieldName, parser.getValueAsString());
            break;
        case VALUE_TRUE:
            doc.setBoolean(fieldName, true);
            break;
        case VALUE_FALSE:
            doc.setBoolean(fieldName, false);
            break;
        case VALUE_NULL:
            doc.setNull(fieldName);
            break;
        case VALUE_NUMBER_FLOAT:
        case VALUE_NUMBER_INT:
            switch (parser.getNumberType()) {
            case FLOAT:
                doc.setNumber(fieldName, parser.getFloatValue());
                break;
            case DOUBLE:
                doc.setNumber(fieldName, parser.getDoubleValue());
                break;
            case BIG_DECIMAL:
                doc.setNumber(fieldName, parser.getDecimalValue());
                break;
            case INT:
                doc.setNumber(fieldName, parser.getIntValue());
                break;
            case LONG:
                doc.setNumber(fieldName, parser.getLongValue());
                break;
            case BIG_INTEGER:
                doc.setNumber(fieldName, parser.getBigIntegerValue());
                break;
            }
            break;
        case VALUE_EMBEDDED_OBJECT:
            // disregard this, since it's an extension ...
            break;
        case NOT_AVAILABLE:
            throw new JsonParseException("Non-blocking parsers are not supported", parser.getCurrentLocation());
        case END_ARRAY:
            throw new JsonParseException("Not expecting an END_ARRAY token", parser.getCurrentLocation());
        case END_OBJECT:
            throw new JsonParseException("Not expecting an END_OBJECT token", parser.getCurrentLocation());
        }
        token = parser.nextToken();
    }
    return doc;
}

From source file:org.mongojack.internal.object.BsonObjectGenerator.java

@Override
public void copyCurrentEvent(JsonParser jp) throws IOException {
    JsonToken t = jp.getCurrentToken();/*from  w  w w  .  ja  va2 s.  c o  m*/
    switch (t) {
    case START_OBJECT:
        writeStartObject();
        break;
    case END_OBJECT:
        writeEndObject();
        break;
    case START_ARRAY:
        writeStartArray();
        break;
    case END_ARRAY:
        writeEndArray();
        break;
    case FIELD_NAME:
        writeFieldName(jp.getCurrentName());
        break;
    case VALUE_STRING:
        if (jp.hasTextCharacters()) {
            writeString(jp.getTextCharacters(), jp.getTextOffset(), jp.getTextLength());
        } else {
            writeString(jp.getText());
        }
        break;
    case VALUE_NUMBER_INT:
        switch (jp.getNumberType()) {
        case INT:
            writeNumber(jp.getIntValue());
            break;
        case BIG_INTEGER:
            writeNumber(jp.getBigIntegerValue());
            break;
        default:
            writeNumber(jp.getLongValue());
        }
        break;
    case VALUE_NUMBER_FLOAT:
        switch (jp.getNumberType()) {
        case BIG_DECIMAL:
            writeNumber(jp.getDecimalValue());
            break;
        case FLOAT:
            writeNumber(jp.getFloatValue());
            break;
        default:
            writeNumber(jp.getDoubleValue());
        }
        break;
    case VALUE_TRUE:
        writeBoolean(true);
        break;
    case VALUE_FALSE:
        writeBoolean(false);
        break;
    case VALUE_NULL:
        writeNull();
        break;
    case VALUE_EMBEDDED_OBJECT:
        writeObject(jp.getEmbeddedObject());
        break;
    }
}

From source file:io.debezium.document.JacksonReader.java

private Document parseDocument(JsonParser parser, boolean nested) throws IOException {
    // Iterate over the fields in the top-level document ...
    BasicDocument doc = new BasicDocument();
    JsonToken token = null;/*from   ww  w.j a  va2  s.c om*/
    if (!nested) {
        // We expect the START_OBJECT token ...
        token = parser.nextToken();
        if (!nested && token != JsonToken.START_OBJECT) {
            throw new IOException("Expected data to start with an Object, but was " + token);
        }
    }
    String fieldName = null;
    token = parser.nextToken();
    while (token != JsonToken.END_OBJECT) {
        switch (token) {
        case FIELD_NAME:
            fieldName = parser.getCurrentName();
            break;
        case START_OBJECT:
            doc.setDocument(fieldName, parseDocument(parser, true));
            break;
        case START_ARRAY:
            doc.setArray(fieldName, parseArray(parser, true));
            break;
        case VALUE_STRING:
            doc.setString(fieldName, parser.getValueAsString());
            break;
        case VALUE_TRUE:
            doc.setBoolean(fieldName, true);
            break;
        case VALUE_FALSE:
            doc.setBoolean(fieldName, false);
            break;
        case VALUE_NULL:
            doc.setNull(fieldName);
            break;
        case VALUE_NUMBER_FLOAT:
        case VALUE_NUMBER_INT:
            switch (parser.getNumberType()) {
            case FLOAT:
                doc.setNumber(fieldName, parser.getFloatValue());
                break;
            case DOUBLE:
                doc.setNumber(fieldName, parser.getDoubleValue());
                break;
            case BIG_DECIMAL:
                doc.setNumber(fieldName, parser.getDecimalValue());
                break;
            case INT:
                doc.setNumber(fieldName, parser.getIntValue());
                break;
            case LONG:
                doc.setNumber(fieldName, parser.getLongValue());
                break;
            case BIG_INTEGER:
                doc.setNumber(fieldName, parser.getBigIntegerValue());
                break;
            }
            break;
        case VALUE_EMBEDDED_OBJECT:
            // disregard this, since it's an extension ...
            break;
        case NOT_AVAILABLE:
            throw new JsonParseException("Non-blocking parsers are not supported", parser.getCurrentLocation());
        case END_ARRAY:
            throw new JsonParseException("Not expecting an END_ARRAY token", parser.getCurrentLocation());
        case END_OBJECT:
            throw new JsonParseException("Not expecting an END_OBJECT token", parser.getCurrentLocation());
        }
        token = parser.nextToken();
    }
    return doc;
}

From source file:org.commonjava.maven.atlas.graph.jackson.ProjectRelationshipDeserializer.java

@Override
public T deserialize(final JsonParser jp, final DeserializationContext ctx)
        throws JsonProcessingException, IOException {
    Map<String, Object> ast = new HashMap<String, Object>();
    Map<String, JsonLocation> locations = new HashMap<String, JsonLocation>();

    JsonToken token = jp.getCurrentToken();
    String currentField = null;/*from w w  w  .  ja  v  a  2 s  .  c o m*/
    List<String> currentArry = null;

    Logger logger = LoggerFactory.getLogger(getClass());
    do {
        //                logger.info( "Token: {}", token );
        switch (token) {
        case START_ARRAY: {
            //                        logger.info( "Starting array for field: {}", currentField );
            currentArry = new ArrayList<String>();
            break;
        }
        case END_ARRAY:
            //                        logger.info( "Ending array for field: {}", currentField );
            locations.put(currentField, jp.getCurrentLocation());
            ast.put(currentField, currentArry);
            currentArry = null;
            break;
        case FIELD_NAME:
            currentField = jp.getCurrentName();
            break;
        case VALUE_STRING:
            if (currentArry != null) {
                currentArry.add(jp.getText());
            } else {
                locations.put(currentField, jp.getCurrentLocation());
                ast.put(currentField, jp.getText());
            }
            break;
        case VALUE_NUMBER_INT:
            locations.put(currentField, jp.getCurrentLocation());
            ast.put(currentField, jp.getIntValue());
            break;
        case VALUE_NUMBER_FLOAT:
            locations.put(currentField, jp.getCurrentLocation());
            ast.put(currentField, jp.getFloatValue());
            break;
        case VALUE_TRUE:
            locations.put(currentField, jp.getCurrentLocation());
            ast.put(currentField, Boolean.TRUE);
            break;
        case VALUE_FALSE:
            locations.put(currentField, jp.getCurrentLocation());
            ast.put(currentField, Boolean.FALSE);
            break;
        }

        token = jp.nextToken();
    } while (token != JsonToken.END_OBJECT);

    StringBuilder sb = new StringBuilder();
    sb.append("AST is:");
    for (String field : ast.keySet()) {
        Object value = ast.get(field);
        sb.append("\n  ").append(field).append(" = ");
        if (value == null) {
            sb.append("null");
        } else {
            sb.append(value).append("  (type: ").append(value.getClass().getSimpleName()).append(")");
        }
    }

    logger.debug(sb.toString());

    final RelationshipType type = RelationshipType.getType((String) ast.get(RELATIONSHIP_TYPE));

    final String uri = (String) ast.get(POM_LOCATION_URI);
    URI pomLocation;
    if (uri == null) {
        pomLocation = RelationshipUtils.POM_ROOT_URI;
    } else {
        try {
            pomLocation = new URI(uri);
        } catch (final URISyntaxException e) {
            throw new JsonParseException("Invalid " + POM_LOCATION_URI + ": '" + uri + "': " + e.getMessage(),
                    locations.get(POM_LOCATION_URI), e);
        }
    }

    Collection<URI> sources = new HashSet<URI>();
    List<String> srcs = (List<String>) ast.get(SOURCE_URIS);
    if (srcs != null) {
        for (String u : srcs) {
            try {
                sources.add(new URI(u));
            } catch (URISyntaxException e) {
                throw new JsonParseException("Failed to parse source URI: " + u, locations.get(SOURCE_URIS));
            }
        }
    }

    String decl = (String) ast.get(DECLARING_REF);
    final ProjectVersionRef declaring = SimpleProjectVersionRef.parse(decl);

    String tgt = (String) ast.get(TARGET_REF);
    Integer index = (Integer) ast.get(INDEX);
    if (index == null) {
        index = 0;
    }

    // handle null implicitly by comparing to true.
    boolean managed = Boolean.TRUE.equals(ast.get(MANAGED));
    boolean inherited = Boolean.TRUE.equals(ast.get(INHERITED));
    boolean mixin = Boolean.TRUE.equals(ast.get(MIXIN));
    boolean optional = Boolean.TRUE.equals(ast.get(OPTIONAL));

    ProjectRelationship<?, ?> rel = null;
    switch (type) {
    case DEPENDENCY: {
        final ArtifactRef target = SimpleArtifactRef.parse(tgt);

        String scp = (String) ast.get(SCOPE);
        final DependencyScope scope;
        if (scp == null) {
            scope = DependencyScope.compile;
        } else {
            scope = DependencyScope.getScope(scp);
        }

        rel = new SimpleDependencyRelationship(sources, pomLocation, declaring, target, scope, index, managed,
                inherited, optional);
        break;
    }
    case EXTENSION: {
        final ProjectVersionRef target = SimpleProjectVersionRef.parse(tgt);

        rel = new SimpleExtensionRelationship(sources, pomLocation, declaring, target, index, inherited);
        break;
    }
    case PARENT: {
        final ProjectVersionRef target = SimpleProjectVersionRef.parse(tgt);

        rel = new SimpleParentRelationship(sources, declaring, target);
        break;
    }
    case PLUGIN: {
        final ProjectVersionRef target = SimpleProjectVersionRef.parse(tgt);

        Boolean report = (Boolean) ast.get(REPORTING);
        rel = new SimplePluginRelationship(sources, pomLocation, declaring, target, index, managed,
                Boolean.TRUE.equals(report), inherited);
        break;
    }
    case PLUGIN_DEP: {
        String plug = (String) ast.get(PLUGIN_REF);
        if (plug == null) {
            throw new JsonParseException(
                    "No plugin reference (field: " + PLUGIN_REF + ") found in plugin-dependency relationship!",
                    jp.getCurrentLocation());
        }

        final ProjectRef plugin = SimpleProjectRef.parse(plug);
        final ArtifactRef target = SimpleArtifactRef.parse(tgt);

        rel = new SimplePluginDependencyRelationship(sources, pomLocation, declaring, plugin, target, index,
                managed, inherited);
        break;
    }
    case BOM: {
        final ProjectVersionRef target = SimpleProjectVersionRef.parse(tgt);

        rel = new SimpleBomRelationship(sources, pomLocation, declaring, target, index, inherited, mixin);
        break;
    }
    }

    return (T) rel;
}