Changeset 24992

Timestamp:

2012-01-26T11:41:25+13:00 (12 years ago)

Author:

sjm84

Message:

Reformatting this file ahead of some changes

File:

• main/trunk/greenstone3/src/java/org/greenstone/gsdl3/action/XMLDocumentAction.java (modified) (2 diffs)

main/trunk/greenstone3/src/java/org/greenstone/gsdl3/action/XMLDocumentAction.java

@@ -5 +5 @@
 import org.greenstone.gsdl3.service.TEIRetrieve;
 // XML classes
-import org.w3c.dom.Node; 
-import org.w3c.dom.NodeList; 
-import org.w3c.dom.Text; 
-import org.w3c.dom.Document; 
-import org.w3c.dom.Element; 
+import org.w3c.dom.Node;
+import org.w3c.dom.NodeList;
+import org.w3c.dom.Text;
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
 
 import java.util.HashMap;
@@ -19 +19 @@
 
 /** action class for retrieving parts of XML documents */
-public class XMLDocumentAction extends Action {
-    
-   
-    /** process - processes a request.
-     */ 
-    public Node process (Node message_node) {
-    
-    Element message = this.converter.nodeToElement(message_node);
+public class XMLDocumentAction extends Action
+{
 
-    // get the request - assume there is only one
-    Element request = (Element)GSXML.getChildByTagName(message, GSXML.REQUEST_ELEM);
+    /**
+     * process - processes a request.
+     */
+    public Node process(Node message_node)
+    {
 
-    // create the return message
-    Element result = this.doc.createElement(GSXML.MESSAGE_ELEM);
-    Element page_response = this.doc.createElement(GSXML.RESPONSE_ELEM);
-    result.appendChild(page_response);
-    
-    // extract the params from the cgi-request, and check that we have a coll specified
-    Element cgi_param_list = (Element)GSXML.getChildByTagName(request, GSXML.PARAM_ELEM+GSXML.LIST_MODIFIER);
-    HashMap params = GSXML.extractParams(cgi_param_list, false);
+        Element message = this.converter.nodeToElement(message_node);
 
-    String collection = (String)params.get(GSParams.COLLECTION);
-    if (collection == null || collection.equals("")) {
-        return result;
+        // get the request - assume there is only one
+        Element request = (Element) GSXML.getChildByTagName(message, GSXML.REQUEST_ELEM);
+
+        // create the return message
+        Element result = this.doc.createElement(GSXML.MESSAGE_ELEM);
+        Element page_response = this.doc.createElement(GSXML.RESPONSE_ELEM);
+        result.appendChild(page_response);
+
+        // extract the params from the cgi-request, and check that we have a coll specified
+        Element cgi_param_list = (Element) GSXML.getChildByTagName(request, GSXML.PARAM_ELEM + GSXML.LIST_MODIFIER);
+        HashMap params = GSXML.extractParams(cgi_param_list, false);
+
+        String collection = (String) params.get(GSParams.COLLECTION);
+        if (collection == null || collection.equals(""))
+        {
+            return result;
+        }
+        String doc_name = (String) params.get(GSParams.DOCUMENT);
+        if (doc_name == null || doc_name.equals(""))
+        {
+            return result;
+        }
+        String lang = request.getAttribute(GSXML.LANG_ATT);
+        String uid = request.getAttribute(GSXML.USER_ID_ATT);
+
+        // subaction used to decide if we are returning content or structure
+        String document_mode = request.getAttribute(GSXML.SUBACTION_ATT);
+        String to = null;
+        if (document_mode.equals("text"))
+        {
+            to = GSPath.appendLink(collection, "DocumentContentRetrieve");
+        }
+        else if (document_mode.equals("toc"))
+        {
+            to = GSPath.appendLink(collection, "DocumentStructureRetrieve");
+        }
+        else
+        { // the default is text
+            to = GSPath.appendLink(collection, "DocumentContentRetrieve");
+        }
+
+        // make the request to the collection
+        Element mr_message = this.doc.createElement(GSXML.MESSAGE_ELEM);
+
+        Element ret_request = GSXML.createBasicRequest(this.doc, GSXML.REQUEST_TYPE_PROCESS, to, lang, uid);
+        mr_message.appendChild(ret_request);
+
+        Element doc_list = this.doc.createElement(GSXML.DOC_NODE_ELEM + GSXML.LIST_MODIFIER);
+        ret_request.appendChild(doc_list);
+        Element doc = this.doc.createElement(GSXML.DOC_NODE_ELEM);
+        doc.setAttribute(GSXML.NODE_ID_ATT, doc_name);
+        doc_list.appendChild(doc);
+
+        // also add in a request for the Title metadata
+        to = GSPath.appendLink(collection, "DocumentMetadataRetrieve");
+        Element meta_request = GSXML.createBasicRequest(this.doc, GSXML.REQUEST_TYPE_PROCESS, to, lang, uid);
+        // copy the doc list
+        meta_request.appendChild(doc_list.cloneNode(true));
+        // add in a metadata param
+        Element param_list = this.doc.createElement(GSXML.PARAM_ELEM + GSXML.LIST_MODIFIER);
+        meta_request.appendChild(param_list);
+        Element param = GSXML.createParameter(this.doc, "metadata", "root_Title");
+        param_list.appendChild(param);
+
+        // add the request to the message
+        mr_message.appendChild(meta_request);
+
+        Element ret_response = (Element) this.mr.process(mr_message);
+        String[] links = { GSXML.RESPONSE_ELEM, GSXML.DOC_NODE_ELEM + GSXML.LIST_MODIFIER, GSXML.DOC_NODE_ELEM };
+        String path = GSPath.createPath(links);
+        Element doc_node = (Element) this.doc.importNode(GSXML.getNodeByPath(ret_response, path), true);
+        page_response.appendChild(doc_node);
+
+        // get the metadata list
+        Element meta_response = (Element) ret_response.getElementsByTagName(GSXML.RESPONSE_ELEM).item(1);
+        String[] mlinks = { GSXML.DOC_NODE_ELEM + GSXML.LIST_MODIFIER, GSXML.DOC_NODE_ELEM, GSXML.METADATA_ELEM + GSXML.LIST_MODIFIER };
+        path = GSPath.createPath(mlinks);
+
+        Element meta_list = (Element) GSXML.getNodeByPath(meta_response, path);
+        if (meta_list != null)
+        {
+            doc_node.appendChild(this.doc.importNode(meta_list, true));
+        }
+        return result;
     }
-    String doc_name = (String) params.get(GSParams.DOCUMENT);
-    if (doc_name == null || doc_name.equals("")) {
-        return result;
-    }
-    String lang = request.getAttribute(GSXML.LANG_ATT);
-    String uid = request.getAttribute(GSXML.USER_ID_ATT);
-    
-    // subaction used to decide if we are returning content or structure
-    String document_mode = request.getAttribute(GSXML.SUBACTION_ATT);
-    String to = null;
-    if (document_mode.equals("text")) {
-        to = GSPath.appendLink(collection, "DocumentContentRetrieve");
-    } else if (document_mode.equals("toc")) {
-        to = GSPath.appendLink(collection, "DocumentStructureRetrieve");
-    } else { // the default is text
-        to = GSPath.appendLink(collection, "DocumentContentRetrieve");
-    }
-    
-    // make the request to the collection
-    Element mr_message = this.doc.createElement(GSXML.MESSAGE_ELEM);
-    
-    Element ret_request = GSXML.createBasicRequest(this.doc, GSXML.REQUEST_TYPE_PROCESS, to, lang, uid);
-    mr_message.appendChild(ret_request);
-
-    Element doc_list = this.doc.createElement(GSXML.DOC_NODE_ELEM+GSXML.LIST_MODIFIER);
-    ret_request.appendChild(doc_list);
-    Element doc = this.doc.createElement(GSXML.DOC_NODE_ELEM);
-    doc.setAttribute(GSXML.NODE_ID_ATT, doc_name);
-    doc_list.appendChild(doc);
-    
-    // also add in a request for the Title metadata
-    to = GSPath.appendLink(collection, "DocumentMetadataRetrieve");
-    Element meta_request = GSXML.createBasicRequest(this.doc, GSXML.REQUEST_TYPE_PROCESS, to, lang, uid);
-    // copy the doc list
-    meta_request.appendChild(doc_list.cloneNode(true));
-    // add in a metadata param
-    Element param_list = this.doc.createElement(GSXML.PARAM_ELEM+GSXML.LIST_MODIFIER);
-    meta_request.appendChild(param_list);
-    Element param = GSXML.createParameter(this.doc, "metadata", "root_Title");
-    param_list.appendChild(param);
-    
-    // add the request to the message
-    mr_message.appendChild(meta_request);
-    
-    Element ret_response = (Element)this.mr.process(mr_message);
-    String [] links = {GSXML.RESPONSE_ELEM, GSXML.DOC_NODE_ELEM+GSXML.LIST_MODIFIER, GSXML.DOC_NODE_ELEM};
-    String path = GSPath.createPath(links);
-    Element doc_node = (Element)this.doc.importNode(GSXML.getNodeByPath(ret_response, path), true);
-    page_response.appendChild(doc_node);
-
-    // get the metadata list
-    Element meta_response = (Element)ret_response.getElementsByTagName(GSXML.RESPONSE_ELEM).item(1);
-    String [] mlinks  = {GSXML.DOC_NODE_ELEM+GSXML.LIST_MODIFIER, GSXML.DOC_NODE_ELEM, GSXML.METADATA_ELEM+GSXML.LIST_MODIFIER};
-    path = GSPath.createPath(mlinks);
-    
-    Element meta_list = (Element)GSXML.getNodeByPath(meta_response, path);
-    if (meta_list != null) {
-        doc_node.appendChild(this.doc.importNode(meta_list, true));
-    }
-    return result;
-    }
 
 }