dk.heick.properties.web.utils

Class WebUtils

java.lang.Object

dk.heick.properties.web.utils.WebUtils

public class WebUtils
extends Object

Assorted utils for web generating.

Since:

1.1

Author:

Frederik Heick

Field Summary

Fields

Modifier and Type	Field and Description
static SimpleDateFormat	dateFormatter The default date formatting "yyyy-MM-dd HH:mm:ss"

Constructor Summary

Constructors

Constructor and Description
WebUtils()

Method Summary

Modifier and Type	Method and Description
static String	bite(String s, int length) Split a string in to bites divide by "<BR/>".
static String	bite(String s, int length, int maxLength) Split a string in to bites divide by "<BR/>".
static String	formatDate(Date date) Formats a date to a string value.
static String	formEnd() Returns a FORM end tag.
static String	formStartSetValue(dk.heick.properties.Property<?> property, WebAction action, String url) Generates a string containing the web FORM start for action on a Property.
static String	formStartSetValue(dk.heick.properties.PropertyIO io, WebAction action, String url) Generates a string containing the web FORM start for action on a PropertyIO .
static String	getBookmark(String name) Gets a defined book mark name.
static String	getPropertyBookmark(dk.heick.properties.Property<?> property) Gets the bookmark name of the property.
static String	getTableEnd() Returns a TABLE end tag.
static String	getTableStart() Returns default TABLE start tag.
static String	getTDClass(int value) Gets the CSS class to be used in for a TD row tag.
static int	parseInt(javax.servlet.http.HttpServletRequest request, WebName webName) Parses an request parameter value to an integer
static int	parseInt(String s) Parse a string to an integer, if not possible -1 is returned.
static String	renderPropertyTypeRestrictions(dk.heick.properties.Property<?> property) Generates PropertyType restrictions as list.

Methods inherited from class java.lang.Object

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

Field Detail

dateFormatter

public static final SimpleDateFormat dateFormatter

The default date formatting "yyyy-MM-dd HH:mm:ss"

Constructor Detail

WebUtils

public WebUtils()

Method Detail

bite

public static String bite(String s,
                          int length)

Split a string in to bites divide by "<BR/>".

Parameters:

s - the string to divide.

length - the max length of each line.

Returns:

a string divide by "<BR/>" until it is below length.

bite

public static String bite(String s,
                          int length,
                          int maxLength)

Split a string in to bites divide by "<BR/>". With a max length.

Parameters:

s - the string to divide.

length - the max length of each line.

maxLength - the total max length that will be rendered, if the string is longer, it will be cut of and added "(more...)". If maxLength is 0 or less, this is ignored.

Returns:

a string divide by "<BR/>" until it is below length.

formStartSetValue

public static String formStartSetValue(dk.heick.properties.Property<?> property,
                                       WebAction action,
                                       String url)

Generates a string containing the web FORM start for action on a Property.
Containing:

• WebName.ACTION = action.name()
• WebName.PROPERTY_NAME = property.getName()
• WebName.PROPERTY_TYPE = (property.getType().getClass().getName()

Parameters:

property - the property which FORM has to be renderer.

action - the action.

url - the URL to redirect the form POST to.

Returns:

the HTML containing the above infomation.

formStartSetValue

public static String formStartSetValue(dk.heick.properties.PropertyIO io,
                                       WebAction action,
                                       String url)

Generates a string containing the web FORM start for action on a PropertyIO .
Containing:

• WebName.ACTION = action.name()
• WebName.PROPERTY_IO_NAME = io.getName()

Parameters:

io - the PropertyIO which FORM has to be renderer.

action - the action.

url - the URL to redirect the form POST to.

Returns:

HTML containing the above infomation.

formEnd

public static String formEnd()

Returns a FORM end tag.

Returns:

form end tag.

getTableStart

public static String getTableStart()

Returns default TABLE start tag. Border is 0, Cellspacing and Cellpadding is 2

Returns:

default table start tag.

getTableEnd

public static String getTableEnd()

Returns a TABLE end tag.

Returns:

table end tag.

getPropertyBookmark

public static String getPropertyBookmark(dk.heick.properties.Property<?> property)

Gets the bookmark name of the property.

Parameters:

property - the property

Returns:

"M_null" if property is null otherwise "M_property.name".

getBookmark

public static String getBookmark(String name)

Gets a defined book mark name.

Parameters:

name - the name

Returns:

"M_null" if name is null otherwise "M_name".

formatDate

public static String formatDate(Date date)

Formats a date to a string value.

Parameters:

date - the date

Returns:

[NULL] if the date is null, otherwise the formatted date.

parseInt

public static int parseInt(javax.servlet.http.HttpServletRequest request,
                           WebName webName)

Parses an request parameter value to an integer

Parameters:

request - the HttpServletRequest context.

webName - the paramenter name

Returns:

the integer of the parameter value, otherwise -1 is returned.

parseInt

public static int parseInt(String s)

Parse a string to an integer, if not possible -1 is returned.
The string is trimmed before converting.

Parameters:

s - the string

Returns:

the converted string as an integer, otherwise -1 is returned.

renderPropertyTypeRestrictions

public static String renderPropertyTypeRestrictions(dk.heick.properties.Property<?> property)

Generates PropertyType restrictions as list. LI's in a UL tag.

Parameters:

property - the property.

Returns:

the HTML.

getTDClass

public static String getTDClass(int value)

Gets the CSS class to be used in for a TD row tag.

Parameters:

value - the row index

Returns:

CSSNames.TD_EVEN_ROW if even, otherwise CSSNames.TD_ODD_ROW.