Changeset 14208 for greenstone3/trunk/src/java

Timestamp:

2007-06-29T13:22:35+12:00 (17 years ago)

Author:

xiao

Message:

add a method hasOAI() identifying itself whether it's serviceRackList contains the OAIPMH service rack; and a method returning the build time of the collection.

File:

• greenstone3/trunk/src/java/org/greenstone/gsdl3/collection/Collection.java (modified) (5 diffs)

greenstone3/trunk/src/java/org/greenstone/gsdl3/collection/Collection.java

@@ -52 +52 @@
     /** is this collection public or private */
     protected boolean is_public = true;
+
+    /** does this collection provide the OAI service */
+    protected boolean has_oai = true;
+    /** time when this collection was built */
+    protected long lastmodified = 0;
+
+    /** An element containing the serviceRackList element of buildConfig.xml, used to determine whether it contains
+     *  the OAIPMH serviceRack 
+     */
+    protected Element service_rack_list = null;
+    
     protected XMLTransformer transformer = null;
     /** same as setClusterName */
@@ -93 +104 @@
     Element service_list = (Element)GSXML.getChildByTagName(build_config_xml, GSXML.SERVICE_CLASS_ELEM+GSXML.LIST_MODIFIER);
     configureServiceRack(service_list, coll_config_xml);
-    
+
+  this.service_rack_list = service_list;
+  
     return true;
     
@@ -104 +117 @@
     public boolean isPublic() {
     return is_public;
+    }
+    //used by the OAIReceptionist to find out the earliest datestamp amongst all oai collections in the repository
+    public long getLastmodified() {
+      return lastmodified;
+    }
+    /** whether the service_map in ServiceCluster.java contains the service 'OAIPMH'
+     *  11/06/2007 xiao
+     */
+    public boolean hasOAI() {
+      if (service_rack_list == null) return false;  
+      Element oai_service_rack = GSXML.getNamedElement(service_rack_list, GSXML.SERVICE_CLASS_ELEM,
+                            OAIXML.NAME, OAIXML.OAIPMH);
+      if (oai_service_rack == null) {
+        logger.info("No oai for collection: " + this.cluster_name);
+        return false;
+      }
+      return true;//oai_service_rack == null;
     }
     /** 
@@ -141 +171 @@
         build_config_elem = build_config_doc.getDocumentElement();
     }
+  
+  lastmodified = build_config_file.lastModified();
+  
     return build_config_elem;
     }
@@ -149 +182 @@
     protected boolean findAndLoadInfo(Element coll_config_xml, 
                       Element build_config_xml){
-
-    // metadata
-    Element meta_list = (Element)GSXML.getChildByTagName(coll_config_xml, GSXML.METADATA_ELEM+GSXML.LIST_MODIFIER);
-    addMetadata(meta_list);
-    meta_list = (Element)GSXML.getChildByTagName(build_config_xml, GSXML.METADATA_ELEM+GSXML.LIST_MODIFIER);
-    addMetadata(meta_list);
-
-    meta_list = this.doc.createElement(GSXML.METADATA_ELEM + GSXML.LIST_MODIFIER);
-    GSXML.addMetadata(this.doc, meta_list, "httpPath", this.site_http_address+"/collect/"+this.cluster_name);
-    addMetadata(meta_list);
-
-    // display stuff
-    Element display_list = (Element)GSXML.getChildByTagName(coll_config_xml, GSXML.DISPLAY_TEXT_ELEM+GSXML.LIST_MODIFIER);
-    if (display_list != null) {
-        resolveMacros(display_list);
-        addDisplayItems(display_list);
-    }
-
-    //check whether the html are tidy or not
-    Element import_list = (Element)GSXML.getChildByTagName(coll_config_xml, GSXML.IMPORT_ELEM);
-    if (import_list != null) {
-        Element plugin_list = (Element)GSXML.getChildByTagName(import_list, GSXML.PLUGIN_ELEM+GSXML.LIST_MODIFIER);
-        addPlugins(plugin_list);
-        if (plugin_list != null){
-            Element plugin_elem = (Element)GSXML.getNamedElement(plugin_list, GSXML.PLUGIN_ELEM, GSXML.NAME_ATT, "HTMLPlug");
-            if (plugin_elem != null) {
-                //get the option
-                Element option_elem = (Element)GSXML.getNamedElement(plugin_elem, GSXML.PARAM_OPTION_ELEM, GSXML.NAME_ATT, "-tidy_html");
-                if (option_elem != null) {
-                    useBook = true;
-                }
-            }
-        }   
-    }
-    meta_list = this.doc.createElement(GSXML.METADATA_ELEM + GSXML.LIST_MODIFIER);
-    if (useBook == true)
-        GSXML.addMetadata(this.doc, meta_list, "tidyoption", "tidy");
-    else
-        GSXML.addMetadata(this.doc, meta_list, "tidyoption", "untidy");
-    addMetadata(meta_list);
-    
-    // check whether we are public or not
-    if (meta_list != null) {
-        Element meta_elem = (Element) GSXML.getNamedElement(metadata_list, GSXML.METADATA_ELEM, GSXML.NAME_ATT, "public");
-        if (meta_elem != null) {
-        String value = GSXML.getValue(meta_elem).toLowerCase().trim();
-        if (value.equals("false")) {
-            is_public = false;
-        }
-        }
-    }
-    return true;
+      
+      // metadata
+      Element meta_list = (Element)GSXML.getChildByTagName(coll_config_xml, GSXML.METADATA_ELEM+GSXML.LIST_MODIFIER);
+      addMetadata(meta_list);
+      meta_list = (Element)GSXML.getChildByTagName(build_config_xml, GSXML.METADATA_ELEM+GSXML.LIST_MODIFIER);
+      addMetadata(meta_list);
+      
+      meta_list = this.doc.createElement(GSXML.METADATA_ELEM + GSXML.LIST_MODIFIER);
+      GSXML.addMetadata(this.doc, meta_list, "httpPath", this.site_http_address+"/collect/"+this.cluster_name);
+      addMetadata(meta_list);
+      
+      // display stuff
+      Element display_list = (Element)GSXML.getChildByTagName(coll_config_xml, GSXML.DISPLAY_TEXT_ELEM+GSXML.LIST_MODIFIER);
+      if (display_list != null) {
+        resolveMacros(display_list);
+        addDisplayItems(display_list);
+      }
+      
+      //check whether the html are tidy or not
+      Element import_list = (Element)GSXML.getChildByTagName(coll_config_xml, GSXML.IMPORT_ELEM);
+      if (import_list != null) {
+        Element plugin_list = (Element)GSXML.getChildByTagName(import_list, GSXML.PLUGIN_ELEM+GSXML.LIST_MODIFIER);
+        addPlugins(plugin_list);
+        if (plugin_list != null){
+          Element plugin_elem = (Element)GSXML.getNamedElement(plugin_list, GSXML.PLUGIN_ELEM, GSXML.NAME_ATT, "HTMLPlug");
+          if (plugin_elem != null) {
+            //get the option
+            Element option_elem = (Element)GSXML.getNamedElement(plugin_elem, GSXML.PARAM_OPTION_ELEM, GSXML.NAME_ATT, "-tidy_html");
+            if (option_elem != null) {
+              useBook = true;
+            }
+          }
+        }
+      }
+      meta_list = this.doc.createElement(GSXML.METADATA_ELEM + GSXML.LIST_MODIFIER);
+      if (useBook == true)
+        GSXML.addMetadata(this.doc, meta_list, "tidyoption", "tidy");
+      else
+        GSXML.addMetadata(this.doc, meta_list, "tidyoption", "untidy");
+      addMetadata(meta_list);
+      
+      // check whether we are public or not
+      if (meta_list != null) {
+        Element meta_elem = (Element) GSXML.getNamedElement(metadata_list, GSXML.METADATA_ELEM, GSXML.NAME_ATT, "public");
+        if (meta_elem != null) {
+          String value = GSXML.getValue(meta_elem).toLowerCase().trim();
+          if (value.equals("false")) {
+            is_public = false;
+          }
+        }
+      }
+      return true;
 
     }