Package org.gvsig.expressionevaluator.impl.function.predicate

Class LikeOperator

java.lang.Object

org.gvsig.expressionevaluator.spi.AbstractFunction

org.gvsig.expressionevaluator.impl.function.operator.AbstractBinaryOperator

org.gvsig.expressionevaluator.impl.function.predicate.LikeOperator

All Implemented Interfaces:

org.gvsig.expressionevaluator.Function, BinaryOperator, Operator

public class LikeOperator
extends AbstractBinaryOperator

Field Summary

Fields

Modifier and Type	Field	Description
protected static final Integer	ONE_CHAR
protected static Map<String,Pattern>	patterns
protected static final Integer	ZERO_OR_MORE_CHARS

Fields inherited from class org.gvsig.expressionevaluator.spi.AbstractFunction

LOGGER, TYPE_BIGDECIMAL, TYPE_BOOLEAN, TYPE_DATE, TYPE_DOUBLE, TYPE_FLOAT, TYPE_INT, TYPE_LONG, TYPE_NULL, TYPE_STRING

Fields inherited from interface org.gvsig.expressionevaluator.Function

GROUP_AGGREGATE, GROUP_BOOLEAN, GROUP_CONVERSION, GROUP_DATETIME, GROUP_NUMERIC, GROUP_OGC, GROUP_OTHER, GROUP_PROGRAMMING, GROUP_STRING

Constructor Summary

Constructors

Constructor	Description
LikeOperator()

Method Summary

Modifier and Type	Method	Description
boolean	allowConstantFolding()
Object	call(org.gvsig.expressionevaluator.Interpreter interpreter, Object op1, Object op2)
protected static List<Object>	compile(String pattern)
static boolean	like(String source, String match)
static String	toRegExp(List<Object> pattern)

Methods inherited from class org.gvsig.expressionevaluator.impl.function.operator.AbstractBinaryOperator

call, isOperator

Methods inherited from class org.gvsig.expressionevaluator.spi.AbstractFunction

addAlias, aliases, argc, call, checkDoubleValue, checkFloatValue, description, descriptionArgs, getBigDecimal, getBoolean, getBoolean, getBoolean, getBoolean, getBoolean, getComparable, getComparable, getDate, getDate, getDouble, getDouble, getFile, getFile, getFloat, getFloat, getFullDescription, getInt, getInt, getInt, getJsonArray, getJsonArray, getJsonObject, getJsonObject, getJsonStructure, getJsonStructure, getList, getLocalDateTime, getLocalDateTime, getLong, getLong, getObject, getObject, getStr, getStr, getType, getURL, group, isHidden, isNull, isSQLCompatible, name, returnType, setDescription, setDescriptionArgs, setReturnType, setTemplate, template, toBoolean, toString, toString, toValue, useArgumentsInsteadObjects

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.gvsig.expressionevaluator.Function

addAlias, aliases, argc, call, description, descriptionArgs, getFullDescription, group, isHidden, isSQLCompatible, name, returnType, template, toString, toValue, useArgumentsInsteadObjects

Field Details

ZERO_OR_MORE_CHARS

protected static final Integer ZERO_OR_MORE_CHARS

ONE_CHAR

protected static final Integer ONE_CHAR

patterns

protected static Map<String,Pattern> patterns

Constructor Details

LikeOperator

public LikeOperator()

Method Details

allowConstantFolding

public boolean allowConstantFolding()

Specified by:

allowConstantFolding in interface org.gvsig.expressionevaluator.Function

Overrides:

allowConstantFolding in class org.gvsig.expressionevaluator.spi.AbstractFunction

call

public Object call(org.gvsig.expressionevaluator.Interpreter interpreter,
 Object op1,
 Object op2)

like

public static boolean like(String source,
 String match)

compile

protected static List<Object> compile(String pattern)

toRegExp

public static String toRegExp(List<Object> pattern)