edu.ucsb.adl.middleware
Class Query.NumericConstraint

java.lang.Object
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  +--edu.ucsb.adl.middleware.Query.Constraint
        |
        +--edu.ucsb.adl.middleware.Query.SimpleConstraint
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              +--edu.ucsb.adl.middleware.Query.NumericConstraint

Enclosing class:

Query

public static final class Query.NumericConstraint

extends Query.SimpleConstraint

A numeric constraint.

Field Summary

Fields inherited from class edu.ucsb.adl.middleware.Query.SimpleConstraint

m_bucket, m_field, m_operator

Fields inherited from class edu.ucsb.adl.middleware.Query.Constraint

m_parent

Constructor Summary

Query.NumericConstraint(java.lang.String bucket, Query.Field field, java.lang.String operator, double value, java.lang.String unit)
Constructs a NumericConstraint.

Method Summary

java.lang.String	getUnit() Returns the target value's unit of measure.
double	getValue() Returns the target value.
java.lang.String	toHTML(java.lang.String mapServerURL) Converts the constraint to HTML.
java.lang.String	toXML(int level) Converts the constraint to XML.

Methods inherited from class edu.ucsb.adl.middleware.Query.SimpleConstraint

commonFieldsToXML, getBucket, getField, getOperator

Methods inherited from class edu.ucsb.adl.middleware.Query.Constraint

getParent

Methods inherited from class java.lang.Object

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

Constructor Detail

Query.NumericConstraint

public Query.NumericConstraint(java.lang.String bucket,
                               Query.Field field,
                               java.lang.String operator,
                               double value,
                               java.lang.String unit)

Constructs a NumericConstraint.

Parameters:

bucket - The bucket to constrain, e.g., "resolution".

field - The field to constrain, or null.

operator - The constraint operator, e.g., "equals".

value - The target value.

unit - The target value's unit of measure, e.g., "meters", or null.

Throws:

java.lang.NullPointerException - If bucket or operator are null.

Method Detail

getValue

public double getValue()

Returns the target value.

Returns:

The target value.

getUnit

public java.lang.String getUnit()

Returns the target value's unit of measure.

Returns:

The unit of measure or null.

toHTML

public java.lang.String toHTML(java.lang.String mapServerURL)

Converts the constraint to HTML.

Specified by:

toHTML in class Query.Constraint

Parameters:

mapServerURL - Unused.

Returns:

An HTML fragment consisting of a single <li> element.

toXML

public java.lang.String toXML(int level)

Converts the constraint to XML.

Specified by:

toXML in class Query.Constraint

Parameters:

level - The current indentation level; should be nonnegative.

Returns:

An XML fragment.