Java Item.getLink方法代码示例

import com.sun.syndication.feed.rss.Item; //导入方法依赖的package包/类
protected void populateItem(Item item, Element eItem, int index) {
    super.populateItem(item,eItem, index);
    String link = item.getLink();
    String uri = item.getUri();
    
    if (uri != null) {
        eItem.setAttribute("about", uri, getRDFNamespace());
    } else if (link != null) {
        eItem.setAttribute("about", link, getRDFNamespace());
    }
    
    Description description = item.getDescription();
    if (description!=null) {
        eItem.addContent(generateSimpleElement("description",description.getValue()));
    }
}
 

import com.sun.syndication.feed.rss.Item; //导入方法依赖的package包/类
protected void populateChannel(Channel channel,Element eChannel) {
    super.populateChannel(channel,eChannel);
    if (channel.getUri() != null) {
        eChannel.setAttribute("about", channel.getUri(), getRDFNamespace());
    }
    List items = channel.getItems();
    if (items.size()>0) {
        Element eItems = new Element("items",getFeedNamespace());
        Element eSeq = new Element("Seq",getRDFNamespace());
        for (int i=0;i<items.size();i++) {
            Item item = (Item) items.get(i);
            Element eLi = new Element("li",getRDFNamespace());
            String link = item.getLink();
            if (link!=null) {
                eLi.setAttribute("resource",link);
            }
            eSeq.addContent(eLi);
        }
        eItems.addContent(eSeq);
        eChannel.addContent(eItems);
    }
}
 

import com.sun.syndication.feed.rss.Item; //导入方法依赖的package包/类
protected void populateItem(Item item, Element eItem, int index) {
    super.populateItem(item,eItem, index);
    String link = item.getLink();
    String uri = item.getUri();
    
    if (uri != null) {
        eItem.setAttribute("about", uri, getRDFNamespace());
    } else if (link != null) {
        eItem.setAttribute("about", link, getRDFNamespace());
    }
    
    Description description = item.getDescription();
    if (description!=null) {
        eItem.addContent(generateSimpleElement("description", description.getValue()));
    }
    if (item.getModule(getContentNamespace().getURI()) == null && item.getContent() != null) {
        Element elem = new Element("encoded", getContentNamespace());
        elem.addContent(item.getContent().getValue());
        eItem.addContent(elem);
    }
}
 

import com.sun.syndication.feed.rss.Item; //导入方法依赖的package包/类
protected SyndEntry createSyndEntry(Item item) {
    SyndEntry syndEntry = super.createSyndEntry(item);

    // adding native feed author to DC creators list
    String author = item.getAuthor();
    if (author!=null) {
        List creators = ((DCModule)syndEntry.getModule(DCModule.URI)).getCreators();
        if (!creators.contains(author)) {
            Set s = new HashSet(); // using a set to remove duplicates
            s.addAll(creators);    // DC creators
            s.add(author);         // feed native author
            creators.clear();
            creators.addAll(s);
        }
    }

    Guid guid = item.getGuid();
    if (guid!=null) {
        syndEntry.setUri(guid.getValue());
        if (item.getLink()==null && guid.isPermaLink()) {
            syndEntry.setLink(guid.getValue());
        }
    }
    else {
        syndEntry.setUri(item.getLink());
    }
    return syndEntry;
}
 

import com.sun.syndication.feed.rss.Item; //导入方法依赖的package包/类
@Override
protected SyndEntry createSyndEntry(Item item, boolean preserveWireItem) {
    SyndEntry syndEntry = super.createSyndEntry(item, preserveWireItem);

    // adding native feed author to DC creators list
    String author = item.getAuthor();
    if (author!=null) {
        List creators = ((DCModule)syndEntry.getModule(DCModule.URI)).getCreators();
        if (!creators.contains(author)) {
            Set s = new HashSet(); // using a set to remove duplicates
            s.addAll(creators);    // DC creators
            s.add(author);         // feed native author
            creators.clear();
            creators.addAll(s);
        }
    }

    Guid guid = item.getGuid();
    if (guid!=null) {
        syndEntry.setUri(guid.getValue());
        if (item.getLink()==null && guid.isPermaLink()) {
            syndEntry.setLink(guid.getValue());
        }
    }
    else {
        syndEntry.setUri(item.getLink());
    }
    if(item.getComments() != null){
        SyndLinkImpl comments = new SyndLinkImpl();
        comments.setRel("comments");
        comments.setHref(item.getComments());
        comments.setType("text/html");
    }
    return syndEntry;
}
 

import com.sun.syndication.feed.rss.Item; //导入方法依赖的package包/类
private void parseFeedEntry(final Item entry, final Resource r_feed) throws RDFParseException, RDFHandlerException {

        final String entryURI = entry.getUri() != null ? entry.getUri() : entry.getLink();

        URI r_entry = createURI(entryURI);
        URI rdf_type = createURI(NS_RDF + "type");


        // add type sioc:Post
        rdfHandler.handleStatement(createStatement(r_entry, rdf_type, createURI(NS_SIOC + "Post")));

        // add as sioc:container_of from parent feed
        rdfHandler.handleStatement(createStatement(r_feed, createURI(NS_SIOC + "container_of"), r_entry));
        rdfHandler.handleStatement(createStatement(r_entry, createURI(NS_SIOC + "has_container"), r_feed));

        createStringProperty(r_entry, NS_DC_TERMS + "creator", entry.getAuthor());

        for(Object category : entry.getCategories()) {
            parseCategory(r_entry, (Category)category);
        }

        createUrlProperty(r_entry, NS_SIOC + "has_discussion", entry.getComments());

        if(entry.getContent() != null) {
            createStringProperty(r_entry, NS_RSS_CONTENT + "encoded", entry.getContent().getValue());
            createStringProperty(r_entry, NS_RSS_CONTENT + "format", entry.getContent().getType());
        }

        if(entry.getDescription() != null) {
            createStringProperty(r_entry, NS_DC_TERMS + "description", entry.getDescription().getValue());
        }

        // enclosures relate items to media resources used; we use dcterms:hasPart to link to them
        for(Enclosure enclosure : entry.getEnclosures()) {
            createUrlProperty(r_entry, NS_DC_TERMS + "hasPart", enclosure.getUrl());
        }

        // for the expiration date we use dc:valid; it is a bit underspecified :-(
        createDateProperty(r_entry, NS_DC_TERMS + "valid", entry.getExpirationDate());

        // GUID is sometimes a URL but the documentation says this cannot be guaranteed, so we use dc:identifier
        createStringProperty(r_entry, NS_DC_TERMS + "identifier", entry.getGuid().getValue());

        // for the link we use sioc:link
        createUrlProperty(r_entry, NS_SIOC + "link", entry.getLink());

        for(Module module : entry.getModules()) {
            if(module instanceof DCModule) {
                parseDCModule(r_entry, (DCModule)module);
            } else if(module instanceof GeoRSSModule) {
                parseGeoModule(r_entry, (GeoRSSModule)module);
            } else if(module instanceof MediaEntryModule) {
                parseMediaModule(r_entry, (MediaEntryModule)module);
            } else if(module instanceof ContentModule) {
                parseContentModule(r_entry, (ContentModule)module);
            } else {
                log.warn("module {} not supported yet", module.getUri());
            }

            // TODO: add support for more modules!
        }

        // publication date is dc:issued
        createDateProperty(r_entry, NS_DC_TERMS + "issued", entry.getPubDate());

        // if the source is present, we link just to the URL using dc:source and ignore the text
        if(entry.getSource() != null)
            createUrlProperty(r_entry, NS_DC_TERMS + "source", entry.getSource().getUrl());

        // title is dc:title
        createStringProperty(r_entry, NS_DC_TERMS + "title", entry.getTitle());

        log.debug("parsed RSS item {}", r_entry.stringValue());
    }