Examples with ProviderException org.apache.wiki.api.exceptions.ProviderException used on opensource projects

Example 16 with ProviderException

use of org.apache.wiki.api.exceptions.ProviderException in project jspwiki by apache.

the class ReferenceManager method initialize.

/**
 *  Initializes the entire reference manager with the initial set of pages
 *  from the collection.
 *
 *  @param pages A collection of all pages you want to be included in the reference
 *               count.
 *  @since 2.2
 *  @throws ProviderException If reading of pages fail.
 */
public void initialize(Collection pages) throws ProviderException {
    log.debug("Initializing new ReferenceManager with " + pages.size() + " initial pages.");
    StopWatch sw = new StopWatch();
    sw.start();
    log.info("Starting cross reference scan of WikiPages");
    // 
    try {
        // 
        // Unserialize things.  The loop below cannot be combined with
        // the other loop below, simply because engine.getPage() has
        // side effects such as loading initializing the user databases,
        // which in turn want all of the pages to be read already...
        // 
        // Yes, this is a kludge.  We know.  Will be fixed.
        // 
        long saved = unserializeFromDisk();
        for (Iterator it = pages.iterator(); it.hasNext(); ) {
            WikiPage page = (WikiPage) it.next();
            unserializeAttrsFromDisk(page);
        }
        // 
        // Now we must check if any of the pages have been changed
        // while we were in the electronic la-la-land, and update
        // the references for them.
        // 
        Iterator it = pages.iterator();
        while (it.hasNext()) {
            WikiPage page = (WikiPage) it.next();
            if (page instanceof Attachment) {
            // Skip attachments
            } else {
                // Refresh with the latest copy
                page = m_engine.getPage(page.getName());
                if (page.getLastModified() == null) {
                    log.fatal("Provider returns null lastModified.  Please submit a bug report.");
                } else if (page.getLastModified().getTime() > saved) {
                    updatePageReferences(page);
                }
            }
        }
    } catch (Exception e) {
        log.info("Unable to unserialize old refmgr information, rebuilding database: " + e.getMessage());
        buildKeyLists(pages);
        // Scan the existing pages from disk and update references in the manager.
        Iterator it = pages.iterator();
        while (it.hasNext()) {
            WikiPage page = (WikiPage) it.next();
            if (page instanceof Attachment) {
            // We cannot build a reference list from the contents
            // of attachments, so we skip them.
            } else {
                updatePageReferences(page);
                serializeAttrsToDisk(page);
            }
        }
        serializeToDisk();
    }
    sw.stop();
    log.info("Cross reference scan done in " + sw);
    WikiEventUtils.addWikiEventListener(m_engine.getPageManager(), WikiPageEvent.PAGE_DELETED, this);
}

Example 17 with ProviderException

use of org.apache.wiki.api.exceptions.ProviderException in project jspwiki by apache.

the class WikiEngine method beautifyTitle.

/**
 *  Beautifies the title of the page by appending spaces in suitable
 *  places, if the user has so decreed in the properties when constructing
 *  this WikiEngine.  However, attachment names are only beautified by
 *  the name.
 *
 *  @param title The title to beautify
 *  @return A beautified title (or, if beautification is off,
 *          returns the title without modification)
 *  @since 1.7.11
 */
public String beautifyTitle(String title) {
    if (m_beautifyTitle) {
        try {
            Attachment att = m_attachmentManager.getAttachmentInfo(title);
            if (att == null) {
                return TextUtil.beautifyString(title);
            }
            String parent = TextUtil.beautifyString(att.getParentName());
            return parent + "/" + att.getFileName();
        } catch (ProviderException e) {
            return title;
        }
    }
    return title;
}

Example 18 with ProviderException

use of org.apache.wiki.api.exceptions.ProviderException in project jspwiki by apache.

the class WikiEngine method getRecentChanges.

/**
 *  Returns a Collection of WikiPages, sorted in time
 *  order of last change (i.e. first object is the most
 *  recently changed).  This method also includes attachments.
 *
 *  @return Collection of WikiPage objects.  In reality, the returned
 *          collection is a Set, but due to API compatibility reasons,
 *          we're not changing the signature soon...
 */
// FIXME: Should really get a Date object and do proper comparisons.
// This is terribly wasteful.
@SuppressWarnings("unchecked")
public Collection getRecentChanges() {
    try {
        Collection<WikiPage> pages = m_pageManager.getAllPages();
        Collection<Attachment> atts = m_attachmentManager.getAllAttachments();
        TreeSet<WikiPage> sortedPages = new TreeSet<WikiPage>(new PageTimeComparator());
        sortedPages.addAll(pages);
        sortedPages.addAll(atts);
        return sortedPages;
    } catch (ProviderException e) {
        log.error("Unable to fetch all pages: ", e);
        return null;
    }
}

Example 19 with ProviderException

use of org.apache.wiki.api.exceptions.ProviderException in project jspwiki by apache.

the class PageRenamer method getReferencesToChange.

private Set<String> getReferencesToChange(WikiPage fromPage, WikiEngine engine) {
    Set<String> referrers = new TreeSet<String>();
    @SuppressWarnings("unchecked") Collection<String> r = engine.getReferenceManager().findReferrers(fromPage.getName());
    if (r != null)
        referrers.addAll(r);
    try {
        @SuppressWarnings("unchecked") Collection<Attachment> attachments = engine.getAttachmentManager().listAttachments(fromPage);
        for (Attachment att : attachments) {
            @SuppressWarnings("unchecked") Collection<String> c = engine.getReferenceManager().findReferrers(att.getName());
            if (c != null)
                referrers.addAll(c);
        }
    } catch (ProviderException e) {
        // We will continue despite this error
        log.error("Provider error while fetching attachments for rename", e);
    }
    return referrers;
}

Example 20 with ProviderException

use of org.apache.wiki.api.exceptions.ProviderException in project jspwiki by apache.

the class AuthorizationManagerTest method testDefaultPermissions.

/**
 * Tests the default policy. Anonymous users can read, Authenticated can
 * edit, etc. Uses the default tests/etc/jspwiki.policy file installed by
 * the JRE at startup.
 * @throws Exception
 */
@Test
public void testDefaultPermissions() throws Exception {
    // Save a page without an ACL
    m_engine.saveText("TestDefaultPage", "Foo");
    Permission view = PermissionFactory.getPagePermission("*:TestDefaultPage", "view");
    Permission edit = PermissionFactory.getPagePermission("*:TestDefaultPage", "edit");
    WikiSession session;
    // Alice is asserted
    session = WikiSessionTest.assertedSession(m_engine, Users.ALICE);
    Assert.assertTrue("Alice view", m_auth.checkPermission(session, view));
    Assert.assertTrue("Alice edit", m_auth.checkPermission(session, edit));
    // Bob is logged in
    session = WikiSessionTest.authenticatedSession(m_engine, Users.BOB, Users.BOB_PASS);
    Assert.assertTrue("Bob view", m_auth.checkPermission(session, view));
    Assert.assertTrue("Bob edit", m_auth.checkPermission(session, edit));
    // Delete the test page
    try {
        m_engine.deletePage("TestDefaultPage");
    } catch (ProviderException e) {
        Assert.assertTrue(false);
    }
}