com.ibm.tivoli.maximo.map

Class GeometryUtils

java.lang.Object

com.ibm.tivoli.maximo.map.GeometryUtils

public class GeometryUtils
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
GeometryUtils()

Method Summary

Modifier and Type	Method and Description
static java.util.List	calculateGeometryGeoHashCover(byte[] geometryBytes)
static java.lang.Long	calculateMBRGeoHash(byte[] geometryBytes)
static java.lang.Long	calculatePointGeoHash(java.lang.Double y, java.lang.Double x)
static java.lang.String	convertFromBinaryToGeoJSON(byte[] bytes) Convert from Binary to GeoJSON String format
static java.lang.String	convertFromBinaryToWKT(byte[] bytes) Convert from Binary format to String WKT
static byte[]	convertFromGeoJSONToBinary(java.lang.String geoJSOString) Convert from GeoJSON string to Binary format
static java.lang.String	convertFromGeoJSONToWKT(java.lang.String geoJSONString) Convert from GeoJSON String format to WKT String
static byte[]	convertFromWKTToBinary(java.lang.String wkt) Convert from WKT String to Binary format
static java.lang.String	convertFromWKTToGeoJSON(java.lang.String wkt) Convert from WKT String to GeoJSON String
static java.lang.String	convertToExternalFormat(byte[] data, java.lang.String mboName) Convert the binary data to the External format geometry for the Mbo
static byte[]	convertToInternalFormat(java.lang.String geometryString, java.lang.String mboName) Convert the External geometry to the binary format that is used in the DB
static java.lang.String	createBoundingBoxGeohashClause(java.lang.Double[] bboxValues)
static java.lang.String	createBoundingBoxWhereClause(java.lang.String objectName, java.lang.Double bboxMinLong, java.lang.Double bboxMinLat, java.lang.Double bboxMaxLong, java.lang.Double bboxMaxLat)
static java.lang.String	findGeometryHashTablename(java.lang.String mboName)
static java.lang.String	getGeoHashCenter(java.lang.Long hash, int bitDepth, java.lang.String externalFormat)
static java.lang.String	getGeoHashCenter(java.lang.Long hash, java.lang.String externalFormat) Get center latitude/longitude from the hash
static int	getProperHashDepthLevel(double minLong, double maxLong) Get the proper hash depth level based on longitude.
static boolean	isGeometryField(java.lang.String mboName, java.lang.String fieldName)
static java.lang.Double[]	parseBBoxParam(java.lang.String bboxParam) Parse bboxQuery parameter
static byte[]	reGenerateBinary(byte[] geometry) Method to generate again the binary value Useful when lib changes the metadata that is stored in the bynary
static java.lang.String	retrieveGeometryTypeFromBinary(byte[] binaryGeometry)

Methods inherited from class java.lang.Object

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

Constructor Detail

GeometryUtils

public GeometryUtils()

Method Detail

reGenerateBinary

public static byte[] reGenerateBinary(byte[] geometry)
                               throws MXApplicationException

Method to generate again the binary value Useful when lib changes the metadata that is stored in the bynary

Returns:

Throws:

MXApplicationException

convertFromWKTToBinary

public static byte[] convertFromWKTToBinary(java.lang.String wkt)
                                     throws MXApplicationException,
                                            com.ibm.research.st.STException

Convert from WKT String to Binary format

Parameters:

-

Returns:

Throws:

MXApplicationException

com.ibm.research.st.STException

convertFromGeoJSONToBinary

public static byte[] convertFromGeoJSONToBinary(java.lang.String geoJSOString)
                                         throws MXApplicationException,
                                                com.ibm.research.st.STException

Convert from GeoJSON string to Binary format

Parameters:

geoJSOString -

Returns:

Throws:

MXApplicationException

com.ibm.research.st.STException

convertFromBinaryToWKT

public static java.lang.String convertFromBinaryToWKT(byte[] bytes)
                                               throws MXApplicationException

Convert from Binary format to String WKT

Parameters:

bytes -

Returns:

Throws:

MXApplicationException

convertFromGeoJSONToWKT

public static java.lang.String convertFromGeoJSONToWKT(java.lang.String geoJSONString)
                                                throws MXApplicationException

Convert from GeoJSON String format to WKT String

Parameters:

geoJSONString -

Returns:

Throws:

MXApplicationException

convertFromBinaryToGeoJSON

public static java.lang.String convertFromBinaryToGeoJSON(byte[] bytes)
                                                   throws MXApplicationException

Convert from Binary to GeoJSON String format

Parameters:

bytes -

Returns:

Throws:

MXApplicationException

convertFromWKTToGeoJSON

public static java.lang.String convertFromWKTToGeoJSON(java.lang.String wkt)
                                                throws MXApplicationException

Convert from WKT String to GeoJSON String

Parameters:

wkt -

Returns:

Throws:

MXApplicationException

isGeometryField

public static boolean isGeometryField(java.lang.String mboName,
                                      java.lang.String fieldName)

Parameters:

mboName -

fieldName -

Returns:

convertToExternalFormat

public static java.lang.String convertToExternalFormat(byte[] data,
                                                       java.lang.String mboName)
                                                throws MXApplicationException

Convert the binary data to the External format geometry for the Mbo

Parameters:

data -

mboName -

Returns:

Throws:

MXApplicationException

convertToInternalFormat

public static byte[] convertToInternalFormat(java.lang.String geometryString,
                                             java.lang.String mboName)
                                      throws MXApplicationException

Convert the External geometry to the binary format that is used in the DB

Parameters:

geometryString -

mboName -

Returns:

Throws:

MXApplicationException

createBoundingBoxWhereClause

public static java.lang.String createBoundingBoxWhereClause(java.lang.String objectName,
                                                            java.lang.Double bboxMinLong,
                                                            java.lang.Double bboxMinLat,
                                                            java.lang.Double bboxMaxLong,
                                                            java.lang.Double bboxMaxLat)

Parameters:

objectName -

bboxMinLong -

bboxMinLat -

bboxMaxLong -

bboxMaxLat -

Returns:

calculateMBRGeoHash

public static java.lang.Long calculateMBRGeoHash(byte[] geometryBytes)
                                          throws MXApplicationException

Parameters:

geometryBytes -

Returns:

Throws:

MXApplicationException

calculatePointGeoHash

public static java.lang.Long calculatePointGeoHash(java.lang.Double y,
                                                   java.lang.Double x)
                                            throws MXApplicationException

Parameters:

y -

x -

Returns:

Throws:

MXApplicationException

calculateGeometryGeoHashCover

public static java.util.List calculateGeometryGeoHashCover(byte[] geometryBytes)
                                                    throws MXApplicationException

Parameters:

geometryBytes -

Returns:

Throws:

MXApplicationException

createBoundingBoxGeohashClause

public static java.lang.String createBoundingBoxGeohashClause(java.lang.Double[] bboxValues)
                                                       throws MXApplicationException

Parameters:

bboxValues -

Returns:

Throws:

MXApplicationException

findGeometryHashTablename

public static java.lang.String findGeometryHashTablename(java.lang.String mboName)

Parameters:

mboName -

Returns:

getGeoHashCenter

public static java.lang.String getGeoHashCenter(java.lang.Long hash,
                                                java.lang.String externalFormat)
                                         throws MXApplicationException

Get center latitude/longitude from the hash

Parameters:

hash - truncated hash

externalFormat -

Returns:

center latitude/longitude

Throws:

MXApplicationException

getGeoHashCenter

public static java.lang.String getGeoHashCenter(java.lang.Long hash,
                                                int bitDepth,
                                                java.lang.String externalFormat)
                                         throws MXApplicationException

Parameters:

hash - truncated hash

bitDepth - bit depth

externalFormat -

Returns:

center latitude/longitude

Throws:

MXApplicationException

parseBBoxParam

public static java.lang.Double[] parseBBoxParam(java.lang.String bboxParam)
                                         throws MXApplicationException

Parse bboxQuery parameter

Parameters:

bboxParam -

Returns:

parsed min and max latitude/longitude

Throws:

MXApplicationException

getProperHashDepthLevel

public static int getProperHashDepthLevel(double minLong,
                                          double maxLong)

Get the proper hash depth level based on longitude.

Parameters:

minLong -

maxLong -

retrieveGeometryTypeFromBinary

public static java.lang.String retrieveGeometryTypeFromBinary(byte[] binaryGeometry)

Parameters:

binaryGeometry -

Returns: