org.gvsig.sldconverter.impl.util

Class BasicUtils

java.lang.Object

org.gvsig.sldconverter.impl.util.BasicUtils

public class BasicUtils
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
static DecimalFormat	df

Constructor Summary

Constructors

Constructor and Description
BasicUtils()

Method Summary

Modifier and Type	Method and Description
static ISymbol	combineSymbols(List<ISymbol> gsyms, int geotype)
static DataTypesManager	datMan()
static Integer	getAlphaValue(SLDParameterValue valu) Returns null if no data found
static Color	getColor(SLDExpression valu)
static Color	getColor(SLDParameterValue valu) Returns null if no data found
static List<SLDLiteral>	getComparisonLiterals(List<SLDRule> rules)
static Double	getDouble(SLDParameterValue valu) Returns null if no data found
static ISymbol	getElseSymbol(List<SLDRule> rules)
static String	getFirstPropertyName(List<SLDRule> rules)
static SLDUserStyle	getFirstUserStyle(SLDLayer layer)
static String	getFormat(URL u)
static int	getGeometryTypeForSymbols(List<SLDSymbol> list) Geometry.TYPES.POINT Geometry.TYPES.CURVE Geometry.TYPES.SURFACE or Geometry.TYPES.NULL if there is not consistency in the list
static SLDLiteral	getLiteral(List<SLDExpression> exps)
static Object	getValue(SLDLiteral lit, DataType dt) Coerces literal value using the dataType Returns null if coercion was not possible
static Map<Object,ISymbol>	getValueToSymbol(List<SLDRule> rules, DataType dt, String pname) Translates rules to a value-symbol correspondence.
static DataType	guessDataType(List<SLDLiteral> lits) Gets data type from literals.
static boolean	isElse(SLDRule rule)
static boolean	isNumeric(SLDLiteral lit)
static MapContextManager	mapMan()
static Color	parseColor(String colorStr) Input must be like "#fa5e02", "0x000", etc
static SLDConverterManager	sldMan()
static SLDSupportManager	supMan()
static SymbolManager	syMan()
static SymbologyManager	symMan()
static Color	toColor(SLDExpression color)
static Double	toDouble(SLDExpression width)
static String	toHexadecimal(Color co, int length, String prefix) Examples: #ff0000 0x000000cd9983 Returns null is color is null
static String	valueToString(Object val)

Methods inherited from class java.lang.Object

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

Field Detail

df

public static DecimalFormat df

Constructor Detail

BasicUtils

public BasicUtils()

Method Detail

sldMan

public static SLDConverterManager sldMan()

supMan

public static SLDSupportManager supMan()

symMan

public static SymbologyManager symMan()

syMan

public static SymbolManager syMan()

mapMan

public static MapContextManager mapMan()

datMan

public static DataTypesManager datMan()

getFirstPropertyName

public static String getFirstPropertyName(List<SLDRule> rules)

guessDataType

public static DataType guessDataType(List<SLDLiteral> lits)

Gets data type from literals. Possible responses: - DataTypes.DOUBLE - DataTypes.INTEGER - DataTypes.STRING

Parameters:

lits -

Returns:

getValue

public static Object getValue(SLDLiteral lit,
                              DataType dt)

Coerces literal value using the dataType Returns null if coercion was not possible

Parameters:

lit -

dt -

Returns:

getComparisonLiterals

public static List<SLDLiteral> getComparisonLiterals(List<SLDRule> rules)

isElse

public static boolean isElse(SLDRule rule)

isNumeric

public static boolean isNumeric(SLDLiteral lit)

getFirstUserStyle

public static SLDUserStyle getFirstUserStyle(SLDLayer layer)

getGeometryTypeForSymbols

public static int getGeometryTypeForSymbols(List<SLDSymbol> list)

Geometry.TYPES.POINT Geometry.TYPES.CURVE Geometry.TYPES.SURFACE or Geometry.TYPES.NULL if there is not consistency in the list

Returns:

combineSymbols

public static ISymbol combineSymbols(List<ISymbol> gsyms,
                                     int geotype)

toDouble

public static Double toDouble(SLDExpression width)
                       throws UnsupportedSLDObjectException

Throws:

UnsupportedSLDObjectException

parseColor

public static Color parseColor(String colorStr)

Input must be like "#fa5e02", "0x000", etc

Parameters:

hex -

Returns:

Null if not parseable

toHexadecimal

public static String toHexadecimal(Color co,
                                   int length,
                                   String prefix)

Examples: #ff0000 0x000000cd9983 Returns null is color is null

Parameters:

co -

length -

prefix -

Returns:

getColor

public static Color getColor(SLDParameterValue valu)

Returns null if no data found

Parameters:

valu -

Returns:

Throws:

UnsupportedSLDObjectException

getColor

public static Color getColor(SLDExpression valu)

getDouble

public static Double getDouble(SLDParameterValue valu)
                        throws UnsupportedSLDObjectException

Returns null if no data found

Parameters:

valu -

Returns:

Throws:

UnsupportedSLDObjectException

getAlphaValue

public static Integer getAlphaValue(SLDParameterValue valu)
                             throws UnsupportedSLDObjectException

Returns null if no data found

Parameters:

valu -

Returns:

Throws:

UnsupportedSLDObjectException

toColor

public static Color toColor(SLDExpression color)
                     throws UnsupportedSLDObjectException

Throws:

UnsupportedSLDObjectException

getFormat

public static String getFormat(URL u)

getElseSymbol

public static ISymbol getElseSymbol(List<SLDRule> rules)
                             throws UnsupportedSLDObjectException

Throws:

UnsupportedSLDObjectException

getValueToSymbol

public static Map<Object,ISymbol> getValueToSymbol(List<SLDRule> rules,
                                                   DataType dt,
                                                   String pname)
                                            throws UnsupportedSLDObjectException

Translates rules to a value-symbol correspondence. In the filters, only the simple "is equal to" operators will be used only when the expression is a SLDLiteral

Parameters:

rules -

dt -

Returns:

Throws:

UnsupportedSLDObjectException

CoercionException

getLiteral

public static SLDLiteral getLiteral(List<SLDExpression> exps)

valueToString

public static String valueToString(Object val)