com.wewebu.expression.language

Class OwExprStringValue

java.lang.Object

com.wewebu.expression.language.OwExprValue

com.wewebu.expression.language.OwExprStringValue

All Implemented Interfaces:

OwExprScope

public class OwExprStringValue
extends OwExprValue

The string value implementation.
The implementation relays on the String Java implementation.

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All rights reserved.

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Constructor Summary

Constructors

Constructor and Description
OwExprStringValue(String string_p) Constructor
OwExprStringValue(String string_p, Class<?> javaType_p) Constructor

Method Summary

Methods

Modifier and Type	Method and Description
OwExprValue	accept(OwExprBinaryOperator binaryOperator_p, OwExprBooleanValue v1_p) Stage 2 binary operator visitor acceptance method
OwExprValue	accept(OwExprBinaryOperator binaryOperator_p, OwExprDateValue v1_p) Stage 2 binary operator visitor acceptance method
OwExprValue	accept(OwExprBinaryOperator binaryOperator_p, OwExprNumericValue v1_p) Stage 2 binary operator visitor acceptance method
OwExprValue	accept(OwExprBinaryOperator binaryOperator_p, OwExprStringValue v1_p) Stage 2 binary operator visitor acceptance method
OwExprValue	accept(OwExprBinaryOperator binaryOperator_p, OwExprTimeValue v1_p) Stage 2 binary operator visitor acceptance method
OwExprValue	accept(OwExprBinaryOperator binaryOperator_p, OwExprValue v2_p) Stage 1 binary operator visitor acceptance method
boolean	equals(Object obj_p)
protected String	escapeSQLToRegExp(String sqlLike_p) SQL to Java regular expression pattern conversion and escaping method.
String	getString()
protected Map	getValuePropeties() Overridable default value properties factory method
int	hashCode()
boolean	like(String aString_p) SQL Like function implementation
Object	toJavaObject(Class javaSuperType_p) Java class conversion method.
String	toString()

Methods inherited from class com.wewebu.expression.language.OwExprValue

accept, accept, at, fromJavaValue, fromJavaValue, function, getJavaType, hasProperty, length, property

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

OwExprStringValue

public OwExprStringValue(String string_p)

Constructor

Parameters:

string_p - inner String value

OwExprStringValue

public OwExprStringValue(String string_p,
                 Class<?> javaType_p)

Constructor

Parameters:

string_p - inner String value

javaType_p - original java type

Since:

1.3.0 and AWD 3.1.0

Method Detail

accept

public final OwExprValue accept(OwExprBinaryOperator binaryOperator_p,
                 OwExprValue v2_p)
                         throws OwExprEvaluationException

Description copied from class: OwExprValue

Stage 1 binary operator visitor acceptance method

Overrides:

accept in class OwExprValue

Parameters:

binaryOperator_p - binary operator visitor

v2_p - right side operator value

Returns:

the operator visit processed OwExprValue

Throws:

OwExprEvaluationException - if the operation fails for any reason (unsupported operand types , incompatible operands, unimplemented operation or operation failure at evaluation time)

accept

public final OwExprValue accept(OwExprBinaryOperator binaryOperator_p,
                 OwExprNumericValue v1_p)
                         throws OwExprEvaluationException

Description copied from class: OwExprValue

Stage 2 binary operator visitor acceptance method

Overrides:

accept in class OwExprValue

Parameters:

binaryOperator_p - binary operator visitor

v1_p - lef side operator value

Returns:

the operator visit processed OwExprValue

Throws:

OwExprEvaluationException - if the operation fails for any reason (unsupported operand types , incompatible operands, unimplemented operation or operation failure at evaluation time)

accept

public final OwExprValue accept(OwExprBinaryOperator binaryOperator_p,
                 OwExprStringValue v1_p)
                         throws OwExprEvaluationException

Description copied from class: OwExprValue

Stage 2 binary operator visitor acceptance method

Overrides:

accept in class OwExprValue

Parameters:

binaryOperator_p - binary operator visitor

v1_p - lef side operator value

Returns:

the operator visit processed OwExprValue

Throws:

OwExprEvaluationException - if the operation fails for any reason (unsupported operand types , incompatible operands, unimplemented operation or operation failure at evaluation time)

accept

public OwExprValue accept(OwExprBinaryOperator binaryOperator_p,
                 OwExprBooleanValue v1_p)
                   throws OwExprEvaluationException

Description copied from class: OwExprValue

Stage 2 binary operator visitor acceptance method

Overrides:

accept in class OwExprValue

Parameters:

binaryOperator_p - binary operator visitor

v1_p - lef side operator value

Returns:

the operator visit processed OwExprValue

Throws:

OwExprEvaluationException - if the operation fails for any reason (unsupported operand types , incompatible operands, unimplemented operation or operation failure at evaluation time)

accept

public OwExprValue accept(OwExprBinaryOperator binaryOperator_p,
                 OwExprDateValue v1_p)
                   throws OwExprEvaluationException

Description copied from class: OwExprValue

Stage 2 binary operator visitor acceptance method

Overrides:

accept in class OwExprValue

Parameters:

binaryOperator_p - binary operator visitor

v1_p - lef side operator value

Returns:

the operator visit processed OwExprValue

Throws:

OwExprEvaluationException - if the operation fails for any reason (unsupported operand types , incompatible operands, unimplemented operation or operation failure at evaluation time)

accept

public OwExprValue accept(OwExprBinaryOperator binaryOperator_p,
                 OwExprTimeValue v1_p)
                   throws OwExprEvaluationException

Description copied from class: OwExprValue

Stage 2 binary operator visitor acceptance method

Overrides:

accept in class OwExprValue

Parameters:

binaryOperator_p - binary operator visitor

v1_p - lef side operator value

Returns:

the operator visit processed OwExprValue

Throws:

OwExprEvaluationException - if the operation fails for any reason (unsupported operand types , incompatible operands, unimplemented operation or operation failure at evaluation time)

equals

public final boolean equals(Object obj_p)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

getString

public String getString()

toString

public String toString()

Overrides:

toString in class Object

toJavaObject

public final Object toJavaObject(Class javaSuperType_p)
                          throws OwExprEvaluationException

Description copied from class: OwExprValue

Java class conversion method.

Specified by:

toJavaObject in class OwExprValue

Parameters:

javaSuperType_p -

Returns:

the inner string value

Throws:

OwExprEvaluationException

getValuePropeties

protected Map getValuePropeties()

Description copied from class: OwExprValue

Overridable default value properties factory method

Overrides:

getValuePropeties in class OwExprValue

Returns:

a Map of OwExprProperty for this value

like

public boolean like(String aString_p)

SQL Like function implementation

Parameters:

aString_p - the like matching pattern

Returns:

true if this string matches the given pattern
false otherwise

escapeSQLToRegExp

protected String escapeSQLToRegExp(String sqlLike_p)

SQL to Java regular expression pattern conversion and escaping method.

Parameters:

sqlLike_p - an SQL like pattern

Returns:

the Java regular expression String corresponding to the given String

Since:

version 1.1.0 and AWD 3.1.0.0