oracle.spatial.hadoop.vector.util

Class GeoJsonGen

java.lang.Object

oracle.spatial.hadoop.vector.util.GeoJsonGen

public class GeoJsonGen
extends java.lang.Object

Provides convenient methods to generate JSON fragments. This class is meant for the API internal use only.

Author:

hsaucedo

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	EMPTY_STR
static java.lang.String	F_FEAT_GEOMETRIES
static java.lang.String	F_FEAT_GEOMETRY
static java.lang.String	F_FEAT_ID
static java.lang.String	F_FEAT_PROPS
static java.lang.String	F_FEAT_TYPE
static java.lang.String	F_FEATCOLL_ATTR_NAMES
static java.lang.String	F_FEATCOLL_ATTR_TYPES
static java.lang.String	F_FEATCOLL_BBOX
static java.lang.String	F_FEATCOLL_CR
static java.lang.String	F_FEATCOLL_FEATURES
static java.lang.String	F_FEATCOLL_GEODETIC
static java.lang.String	F_FEATCOLL_NAME
static java.lang.String	F_FEATCOLL_SRS
static java.lang.String	F_FEATCOLL_TYPE
static java.lang.String	F_GEOM_COORDS
static java.lang.String	F_GEOM_TYPE
static java.lang.String	V_FEAT_TYPE_FEAT
static java.lang.String	V_FEATCOLL_TYPE
static java.lang.String	V_GEOM_TYPE_GEOMETRYCOLLECTION
static java.lang.String	V_GEOM_TYPE_LINE
static java.lang.String	V_GEOM_TYPE_MULTILINE
static java.lang.String	V_GEOM_TYPE_MULTIPOINT
static java.lang.String	V_GEOM_TYPE_MULTIPOLYGON
static java.lang.String	V_GEOM_TYPE_POINT
static java.lang.String	V_GEOM_TYPE_POLYGON

Constructor Summary

Constructors

Constructor and Description
GeoJsonGen(JsonGenerator jGen)

Method Summary

Modifier and Type	Method and Description
static void	asComplexValue(java.util.Map<java.lang.String,java.lang.Object> properties, java.lang.StringBuilder res)
static void	asFieldName(java.lang.String fieldName, java.lang.StringBuilder res)
static java.lang.String	asGeometry(JGeometry geom)
static void	asGeometry(JGeometry geom, java.lang.StringBuilder res)
static void	asNameValue(java.lang.String name, java.lang.Object value, java.lang.StringBuilder res)
static void	asNameValueList(java.util.Map<java.lang.String,java.lang.Object> nameValueMap, java.lang.StringBuilder res)
static void	asSimpleValue(java.lang.Object value, java.lang.StringBuilder res)
static void	asText(java.lang.String str, java.lang.StringBuilder res)
void	close()
static void	genFeature(RecordInfo recordInfo, java.lang.StringBuilder res)
static java.lang.String	genFeature(java.lang.String id, JGeometry geom, java.util.Map<java.lang.String,java.lang.Object> properties)
static void	genFeature(java.lang.String id, JGeometry geom, java.util.Map<java.lang.String,java.lang.Object> properties, java.lang.StringBuilder res)
static java.lang.String	genFeatureCollectionHeader(java.lang.String collName, int srid, boolean geodetic, double[] mbr, java.util.Map<java.lang.String,java.lang.String> attrs)
static void	genFeatureCollectionHeader(java.lang.String collName, int srid, boolean geodetic, double[] mbr, java.util.Map<java.lang.String,java.lang.String> attrs, java.lang.StringBuilder res)
static void	setDecimalFormat(java.util.Locale locale, java.lang.String pattern, int maxFractionDigits)
void	writeArray(java.lang.Object value)
<T> void	writeArray(T[] values)
void	writeArrayField(java.lang.String fieldName, java.lang.Object value)
void	writeAttrNames(java.lang.String[] attrNames)
void	writeAttrTypes(java.lang.String[] attrTypes)
void	writeBbox(double[] bbox)
void	writeCollectionName(java.lang.String collectionName)
void	writeCopyright(java.lang.String copyright)
void	writeEndGeoJson()
void	writeFeature(java.lang.String id, JGeometry geom, java.util.Map<java.lang.String,java.lang.Object> properties)
void	writeFeaturesEnd()
void	writeFeaturesStart()
void	writeField(java.lang.String fieldName, java.lang.Object value)
void	writeGeodetic(java.lang.Boolean geodetic)
void	writePrimitiveArray(java.lang.Object value)
void	writeSrs(int srs)
void	writeType(java.lang.String type)
void	writeValue(java.lang.Object value)

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

EMPTY_STR

public static final java.lang.String EMPTY_STR

F_FEAT_GEOMETRIES

public static final java.lang.String F_FEAT_GEOMETRIES

See Also:

Constant Field Values

F_FEAT_GEOMETRY

public static final java.lang.String F_FEAT_GEOMETRY

F_FEAT_ID

public static final java.lang.String F_FEAT_ID

F_FEAT_PROPS

public static final java.lang.String F_FEAT_PROPS

F_FEAT_TYPE

public static final java.lang.String F_FEAT_TYPE

F_FEATCOLL_ATTR_NAMES

public static final java.lang.String F_FEATCOLL_ATTR_NAMES

F_FEATCOLL_ATTR_TYPES

public static final java.lang.String F_FEATCOLL_ATTR_TYPES

F_FEATCOLL_BBOX

public static final java.lang.String F_FEATCOLL_BBOX

F_FEATCOLL_CR

public static final java.lang.String F_FEATCOLL_CR

F_FEATCOLL_FEATURES

public static final java.lang.String F_FEATCOLL_FEATURES

F_FEATCOLL_GEODETIC

public static final java.lang.String F_FEATCOLL_GEODETIC

F_FEATCOLL_NAME

public static final java.lang.String F_FEATCOLL_NAME

F_FEATCOLL_SRS

public static final java.lang.String F_FEATCOLL_SRS

F_FEATCOLL_TYPE

public static final java.lang.String F_FEATCOLL_TYPE

F_GEOM_COORDS

public static final java.lang.String F_GEOM_COORDS

F_GEOM_TYPE

public static final java.lang.String F_GEOM_TYPE

V_FEAT_TYPE_FEAT

public static final java.lang.String V_FEAT_TYPE_FEAT

V_FEATCOLL_TYPE

public static final java.lang.String V_FEATCOLL_TYPE

V_GEOM_TYPE_GEOMETRYCOLLECTION

public static final java.lang.String V_GEOM_TYPE_GEOMETRYCOLLECTION

V_GEOM_TYPE_LINE

public static final java.lang.String V_GEOM_TYPE_LINE

V_GEOM_TYPE_MULTILINE

public static final java.lang.String V_GEOM_TYPE_MULTILINE

V_GEOM_TYPE_MULTIPOINT

public static final java.lang.String V_GEOM_TYPE_MULTIPOINT

V_GEOM_TYPE_MULTIPOLYGON

public static final java.lang.String V_GEOM_TYPE_MULTIPOLYGON

V_GEOM_TYPE_POINT

public static final java.lang.String V_GEOM_TYPE_POINT

V_GEOM_TYPE_POLYGON

public static final java.lang.String V_GEOM_TYPE_POLYGON

Constructor Detail

GeoJsonGen

public GeoJsonGen(JsonGenerator jGen)
           throws java.io.IOException

Throws:

java.io.IOException

Method Detail

asComplexValue

public static void asComplexValue(java.util.Map<java.lang.String,java.lang.Object> properties,
                                  java.lang.StringBuilder res)

asFieldName

public static void asFieldName(java.lang.String fieldName,
                               java.lang.StringBuilder res)

asGeometry

public static java.lang.String asGeometry(JGeometry geom)

asGeometry

public static void asGeometry(JGeometry geom,
                              java.lang.StringBuilder res)

asNameValue

public static void asNameValue(java.lang.String name,
                               java.lang.Object value,
                               java.lang.StringBuilder res)

asNameValueList

public static void asNameValueList(java.util.Map<java.lang.String,java.lang.Object> nameValueMap,
                                   java.lang.StringBuilder res)

asSimpleValue

public static void asSimpleValue(java.lang.Object value,
                                 java.lang.StringBuilder res)

asText

public static void asText(java.lang.String str,
                          java.lang.StringBuilder res)

close

public void close()
           throws java.io.IOException

Throws:

java.io.IOException

genFeature

public static void genFeature(RecordInfo recordInfo,
                              java.lang.StringBuilder res)

genFeature

public static java.lang.String genFeature(java.lang.String id,
                                          JGeometry geom,
                                          java.util.Map<java.lang.String,java.lang.Object> properties)

genFeature

public static void genFeature(java.lang.String id,
                              JGeometry geom,
                              java.util.Map<java.lang.String,java.lang.Object> properties,
                              java.lang.StringBuilder res)

genFeatureCollectionHeader

public static java.lang.String genFeatureCollectionHeader(java.lang.String collName,
                                                          int srid,
                                                          boolean geodetic,
                                                          double[] mbr,
                                                          java.util.Map<java.lang.String,java.lang.String> attrs)

genFeatureCollectionHeader

public static void genFeatureCollectionHeader(java.lang.String collName,
                                              int srid,
                                              boolean geodetic,
                                              double[] mbr,
                                              java.util.Map<java.lang.String,java.lang.String> attrs,
                                              java.lang.StringBuilder res)

setDecimalFormat

public static void setDecimalFormat(java.util.Locale locale,
                                    java.lang.String pattern,
                                    int maxFractionDigits)

writeArray

public void writeArray(java.lang.Object value)
                throws java.io.IOException

Throws:

java.io.IOException

writeArray

public <T> void writeArray(T[] values)
                    throws java.io.IOException

Throws:

java.io.IOException

writeArrayField

public void writeArrayField(java.lang.String fieldName,
                            java.lang.Object value)
                     throws java.io.IOException

Throws:

java.io.IOException

writeAttrNames

public void writeAttrNames(java.lang.String[] attrNames)
                    throws java.io.IOException

Throws:

java.io.IOException

writeAttrTypes

public void writeAttrTypes(java.lang.String[] attrTypes)
                    throws java.io.IOException

Throws:

java.io.IOException

writeBbox

public void writeBbox(double[] bbox)
               throws java.io.IOException

Throws:

java.io.IOException

writeCollectionName

public void writeCollectionName(java.lang.String collectionName)
                         throws java.io.IOException

Throws:

java.io.IOException

writeCopyright

public void writeCopyright(java.lang.String copyright)
                    throws java.io.IOException

Throws:

java.io.IOException

writeEndGeoJson

public void writeEndGeoJson()
                     throws java.io.IOException

Throws:

java.io.IOException

writeFeature

public void writeFeature(java.lang.String id,
                         JGeometry geom,
                         java.util.Map<java.lang.String,java.lang.Object> properties)
                  throws java.io.IOException

Throws:

java.io.IOException

writeFeaturesEnd

public void writeFeaturesEnd()
                      throws java.io.IOException

Throws:

java.io.IOException

writeFeaturesStart

public void writeFeaturesStart()
                        throws java.io.IOException

Throws:

java.io.IOException

writeField

public void writeField(java.lang.String fieldName,
                       java.lang.Object value)
                throws java.io.IOException

Throws:

java.io.IOException

writeGeodetic

public void writeGeodetic(java.lang.Boolean geodetic)
                   throws java.io.IOException

Throws:

java.io.IOException

writePrimitiveArray

public void writePrimitiveArray(java.lang.Object value)
                         throws java.io.IOException

Throws:

java.io.IOException

writeSrs

public void writeSrs(int srs)
              throws java.io.IOException

Throws:

java.io.IOException

writeType

public void writeType(java.lang.String type)
               throws java.io.IOException

Throws:

java.io.IOException

writeValue

public void writeValue(java.lang.Object value)
                throws java.io.IOException

Throws:

java.io.IOException