com.bea.p13n.content
Class ContentQueryBase

java.lang.Object
  com.bea.p13n.content.ContentQueryBase

Direct Known Subclasses:

ContentQuery, RulesContentQuery

public abstract class ContentQueryBase
extends Object

Abstract base class that provides common funcitons for ContentQuery which parses the xml content query and RulesContentQuery which takes the rules node structure as input.

Field Summary

static DateFormat	dateFormat The date format for toDate()s in queries.
static String	dateFormatStr The date format string for toDate()s in queries.
static PropertyProvider	EMPTY_PROP_PROVIDER A PropertyProvider that always return empty.
protected static String	STRING_CONTAINS Return value from getOperator() to signify a string "contains", which should get converted to a like.
protected static int	TYPE_BOOLEAN The boolean type.
protected static int	TYPE_DATE The Double type.
protected static int	TYPE_DOUBLE The Date type.
protected static int	TYPE_LONG The Long type.
protected static int	TYPE_STRING The String type.

Constructor Summary

ContentQueryBase()

Method Summary

protected Timestamp	getISO8601Date(String name, String charData) Get a Timestamp from an ISO8601 formatted date string.
protected String	getLogic(String logic) Get the ExpressionHelper.AND or OR type of the specific logic string.
protected String	getOperator(String operator) Get the ExpressionHelper comparision operator constants for the specified operator string.
protected int	getType(String type) Get the type constant for the specified type string.
protected Object	getValueAsType(Object o, int type) Convert the specified object to the specified type as best we can.

Methods inherited from class java.lang.Object

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

Field Detail

EMPTY_PROP_PROVIDER

public static final PropertyProvider EMPTY_PROP_PROVIDER

A PropertyProvider that always return empty.

TYPE_STRING

protected static final int TYPE_STRING

The String type.

See Also

Constants Summary

TYPE_LONG

protected static final int TYPE_LONG

The Long type.

See Also

Constants Summary

TYPE_DOUBLE

protected static final int TYPE_DOUBLE

The Date type.

See Also

Constants Summary

TYPE_DATE

protected static final int TYPE_DATE

The Double type.

See Also

Constants Summary

TYPE_BOOLEAN

protected static final int TYPE_BOOLEAN

The boolean type.

See Also

Constants Summary

dateFormatStr

public static final String dateFormatStr

The date format string for toDate()s in queries.

See Also

Constants Summary

dateFormat

public static final DateFormat dateFormat

The date format for toDate()s in queries.

STRING_CONTAINS

protected static final String STRING_CONTAINS

Return value from getOperator() to signify a string "contains", which should get converted to a like.

See Also

Constants Summary

Constructor Detail

ContentQueryBase

public ContentQueryBase()

Method Detail

getISO8601Date

protected Timestamp getISO8601Date(String name,
                                   String charData)
                            throws IllegalArgumentException

Get a Timestamp from an ISO8601 formatted date string.

Parameters

name - the name of the element this came from.

charData - the formatted date string.

Throws

IllegalArgumentException

See Also

XMLDateTimeUtil.readTimeInstantAsDate(java.lang.String)

getType

protected int getType(String type)
               throws IllegalArgumentException

Get the type constant for the specified type string.

Returns

TYPE_STRING, TYPE_LONG, TYPE_DOUBLE, TYPE_DATE, or TYPE_BOOLEAN.

Throws

IllegalArgumentException - thrown on invalid type string.

getLogic

protected String getLogic(String logic)
                   throws IllegalArgumentException

Get the ExpressionHelper.AND or OR type of the specific logic string.

Throws

IllegalArgumentException - on invalid logic.

getOperator

protected String getOperator(String operator)
                      throws IllegalArgumentException

Get the ExpressionHelper comparision operator constants for the specified operator string.

Returns

ExpressionHelper.EQUALS, ExpressionHelper.NOT_EQUALS, ExpressionHelper.LESS_THAN, ExpressionHelper.LESS_THAN_EQUALS, ExpressionHelper.GREATER_THAN, or ExpressionHelper.GREATER_THAN_EQUALS

Throws

IllegalArgumentException - thrown on invalid operator string

getValueAsType

protected Object getValueAsType(Object o,
                                int type)
                         throws IllegalArgumentException

Convert the specified object to the specified type as best we can.

Throws

IllegalArgumentException - thrown on invalid string input or invalid type.