com.bea.p13n.content
Class ContentQueryBase

java.lang.Object
  |
  +--com.bea.p13n.content.ContentQueryBase

Direct Known Subclasses:

ContentQuery, RulesContentQuery

public abstract class ContentQueryBase

extends java.lang.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 java.text.DateFormat	dateFormat The date format for toDate()s in queries.
static java.lang.String	dateFormatStr The date format string for toDate()s in queries.
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 java.sql.Timestamp	getISO8601Date(java.lang.String name, java.lang.String charData) Get a Timestamp from an ISO8601 formatted date string.
protected java.lang.String	getLogic(java.lang.String logic) Get the ExpressionHelper.AND or OR type of the specific logic string.
protected java.lang.String	getOperator(java.lang.String operator) Get the ExpressionHelper comparision operator constants for the specified operator string.
protected int	getType(java.lang.String type) Get the type constant for the specified type string.
protected java.lang.Object	getValueAsType(java.lang.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

TYPE_STRING

protected static final int TYPE_STRING

The String type.

TYPE_LONG

protected static final int TYPE_LONG

The Long type.

TYPE_DOUBLE

protected static final int TYPE_DOUBLE

The Date type.

TYPE_DATE

protected static final int TYPE_DATE

The Double type.

TYPE_BOOLEAN

protected static final int TYPE_BOOLEAN

The boolean type.

dateFormatStr

public static final java.lang.String dateFormatStr

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

dateFormat

public static final java.text.DateFormat dateFormat

The date format for toDate()s in queries.

Constructor Detail

ContentQueryBase

public ContentQueryBase()

Method Detail

getISO8601Date

protected java.sql.Timestamp getISO8601Date(java.lang.String name,
                                            java.lang.String charData)
                                     throws java.lang.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.

See Also:

XMLDateTimeUtil.readTimeInstantAsDate(java.lang.String)

getType

protected int getType(java.lang.String type)
               throws java.lang.IllegalArgumentException

Get the type constant for the specified type string.

Returns:

TYPE_STRING, TYPE_LONG, TYPE_DOUBLE, TYPE_DATE, or TYPE_BOOLEAN.

Throws:

java.lang.IllegalArgumentException - thrown on invalid type string.

getLogic

protected java.lang.String getLogic(java.lang.String logic)
                             throws java.lang.IllegalArgumentException

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

Throws:

java.lang.IllegalArgumentException - on invalid logic.

getOperator

protected java.lang.String getOperator(java.lang.String operator)
                                throws java.lang.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:

java.lang.IllegalArgumentException - thrown on invalid operator string

getValueAsType

protected java.lang.Object getValueAsType(java.lang.Object o,
                                          int type)
                                   throws java.lang.IllegalArgumentException

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

Throws:

java.lang.IllegalArgumentException - thrown on invalid string input or invalid type.