Module com.semanticcms.core.servlet

Package com.semanticcms.core.servlet

Class PageRefResolver

java.lang.Object

com.semanticcms.core.servlet.PageRefResolver

public final class PageRefResolver
extends Object

Helper utilities for resolving PageRefs.

Method Summary

Modifier and Type	Method	Description
static PageRef	getCurrentPageRef(ServletContext servletContext, HttpServletRequest request)	Finds the path to the current page.
static PageRef	getCurrentPageRef(ServletContext servletContext, HttpServletRequest request, boolean requireBook)	Finds the path to the current page, optionally returning null when the current page is not in a book.
static PageRef	getPageRef(String book, String path)	Gets a PageRef in the current page context.
static PageRef	getPageRef(ServletContext servletContext, HttpServletRequest request, String book, String path)	Resolves a PageRef.

Methods inherited from class java.lang.Object

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

Method Details

getCurrentPageRef

public static PageRef getCurrentPageRef(ServletContext servletContext,
 HttpServletRequest request)
                                 throws ServletException

Finds the path to the current page. The current page must be in a Book.

Throws:

ServletException

See Also:

• getCurrentPageRef(javax.servlet.ServletContext, javax.servlet.http.HttpServletRequest, boolean)

getCurrentPageRef

public static PageRef getCurrentPageRef(ServletContext servletContext,
 HttpServletRequest request,
 boolean requireBook)
                                 throws ServletException

Finds the path to the current page, optionally returning null when the current page is not in a book.

Parameters:

requireBook - affects the behavior when the current page is not in a book. When true, a ServletException is thrown. When false, null is returned.

Throws:

ServletException

See Also:

• getCurrentPageRef(javax.servlet.ServletContext, javax.servlet.http.HttpServletRequest)

getPageRef

public static PageRef getPageRef(ServletContext servletContext,
 HttpServletRequest request,
 String book,
 String path)
                          throws ServletException,
MalformedURLException

Resolves a PageRef. When book is not provided, path may be book-relative path, which will be interpreted relative to the current page.

Resolves the bookName to use. If the provided book is null, uses the book of the current page. Otherwise, uses the provided book name.

Parameters:

book - empty string is treated same as null

path - required non-empty

Throws:

ServletException - If no book provided and the current page is not within a book's content.

MalformedURLException

See Also:

• PageRef.getBookName()

getPageRef

public static PageRef getPageRef(String book,
 String path)
                          throws ServletException,
MalformedURLException

Gets a PageRef in the current page context.

Throws:

ServletException

MalformedURLException

See Also:

• getPageRef(javax.servlet.ServletContext, javax.servlet.http.HttpServletRequest, java.lang.String, java.lang.String)
• PageContext