git-svn-id: http://svn.d4science-ii.research-infrastructures.eu/gcube/trunk/portlets/user/uri-resolver-manager@100677 82a268e6-3cf1-43bd-a215-b396298e98cf
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@ -0,0 +1,13 @@
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/**
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*
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*/
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package org.gcube.portlets.user.uriresolvermanager;
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/**
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* @author Francesco Mangiacrapa francesco.mangiacrapa@isti.cnr.it
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* @Oct 14, 2014
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*
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*/
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public interface LinkResolver {
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String getLink();
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}
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@ -6,38 +6,42 @@ package org.gcube.portlets.user.uriresolvermanager;
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import java.util.Map;
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import java.util.Set;
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import org.gcube.portlets.user.uriresolvermanager.exception.IllegalArgumentException;
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import org.gcube.portlets.user.uriresolvermanager.type.ApplicationTypePropertyReader;
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import org.gcube.portlets.user.uriresolvermanager.type.PropertyFileNotFoundException;
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import org.gcube.portlets.user.uriresolvermanager.util.UriResolverMapReader;
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/**
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* @author Francesco Mangiacrapa francesco.mangiacrapa@isti.cnr.it
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* @Oct 14, 2014
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*
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*/
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public class UriResolveManager {
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public class UriResolverManager {
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private ApplicationTypePropertyReader applicationTypeReader;
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private String userApplicationType;
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private UriResolverMapReader uriResolverMapReader;
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private Map<String, String> applicationTypes;
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private String userScope;
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private String userApplicationType;
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/**
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*
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* @param scope
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* @param applicationType a key Application Type
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* @throws IllegalArgumentException
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*/
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public UriResolveManager(String scope, String applicationType){
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public UriResolverManager(String scope, String applicationType) throws IllegalArgumentException{
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try {
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this.applicationTypes = new ApplicationTypePropertyReader().getApplicationTypes();
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this.userApplicationType = applicationType;
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if(!this.applicationTypeReader.getApplicationTypes().containsKey(applicationType)){
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if(!this.uriResolverMapReader.getApplicationTypes().containsKey(applicationType)){
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throw new IllegalArgumentException("Application type: "+applicationType +" not found in "+getApplicationTypes());
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}
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this.userApplicationType = applicationType;
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this.userScope = scope;
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} catch (PropertyFileNotFoundException e) {
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// TODO Auto-generated catch block
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@ -45,6 +49,12 @@ public class UriResolveManager {
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}
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}
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public String getLink(Map<String, String> parameters) throws IllegalArgumentException{
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// if(applicationTypeReader.)
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return "";
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}
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/**
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*
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* @return the Application Types availables
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@ -0,0 +1,8 @@
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package org.gcube.portlets.user.uriresolvermanager.util;
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@SuppressWarnings("serial")
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public class ApplicationProfileException extends Exception {
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public ApplicationProfileException(String message) {
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super(message);
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}
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}
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@ -37,6 +37,8 @@ public class ScopeUtil {
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throw new Exception("Infrastructure name not found in "+scope);
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}
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logger.trace("scope is "+ scope +" infra: "+rootScope);
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return rootScope;
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}
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@ -0,0 +1,158 @@
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package org.gcube.portlets.user.uriresolvermanager.util;
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import static org.gcube.resources.discovery.icclient.ICFactory.client;
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import java.io.StringReader;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import javax.xml.parsers.DocumentBuilder;
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import javax.xml.parsers.DocumentBuilderFactory;
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import org.gcube.common.resources.gcore.utils.XPathHelper;
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import org.gcube.common.scope.api.ScopeProvider;
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import org.gcube.resources.discovery.client.api.DiscoveryClient;
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import org.gcube.resources.discovery.client.queries.api.Query;
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import org.gcube.resources.discovery.client.queries.impl.QueryBox;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.w3c.dom.Node;
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import org.xml.sax.InputSource;
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/**
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*
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* @author Francesco Mangiacrapa francesco.mangiacrapa@isti.cnr.it
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* @Oct 13, 2014
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*
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*/
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public class UriResolverMapReader {
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private Logger logger = LoggerFactory.getLogger(UriResolverMapReader.class);
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private String secondaryType;
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private String scope;
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private String resourceName;
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private Map<String, String> applicationTypes; //A map ApplicationType - Resource Name
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/**
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*
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* @param scope - the scope to be searched
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* @throws Exception
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*/
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public UriResolverMapReader(String scope) throws Exception {
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this.scope = scope;
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this.resourceName = "Uri-Resolver-Map";
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this.secondaryType = "UriResolverMap";
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readProfileFromInfrastrucure();
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}
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/**
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* this method looks up the applicationProfile profile among the ones available in the infrastructure
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* @param portletClassName your servlet class name will be used ad unique identifier for your applicationProfile
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* @return the applicationProfile profile
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* @throws Exception
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*/
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private void readProfileFromInfrastrucure() throws Exception {
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String queryString = getGcubeGenericQueryString(secondaryType, resourceName);
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logger.info("Trying to fetch applicationProfile profile from the infrastructure for " + secondaryType + " scope: " + scope);
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logger.info(queryString);
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try {
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String infra = ScopeUtil.getInfrastructureNameFromScope(this.scope);
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ScopeProvider.instance.set(infra);
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logger.info("scope provider set instance: "+infra);
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Query q = new QueryBox(queryString);
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DiscoveryClient<String> client = client();
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List<String> appUriResolverMap = client.submit(q);
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if (appUriResolverMap == null || appUriResolverMap.size() == 0)
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throw new ApplicationProfileException("Your applicationProfile with secondaryType: "+secondaryType+" and name "+resourceName+" is not registered in the infrastructure");
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else {
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String elem = appUriResolverMap.get(0);
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DocumentBuilder docBuilder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
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Node node = docBuilder.parse(new InputSource(new StringReader(elem))).getDocumentElement();
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XPathHelper helper = new XPathHelper(node);
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List<String> currValue = null;
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currValue = helper.evaluate("/Resource/Profile/Body/access_point/application_type/text()");
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if (currValue != null && currValue.size() > 0) {
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logger.trace("Application Types are: "+currValue.size());
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applicationTypes = new HashMap<String, String>(currValue.size());
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List<String> appTypes = currValue;
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for (String at : appTypes) {
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logger.trace("Application Type "+at);
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// currValue = helper.evaluate("/Resource/Profile/Body/EndPoint[Scope='"+scope.toString()+"']/Scope/text()");
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currValue = helper.evaluate("/Resource/Profile/Body/access_point[application_type='"+at+"']/resource/text()");
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applicationTypes.put(at, currValue.get(0));
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logger.trace("Stored: "+at +" -> Resource: "+ currValue.get(0));
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}
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}
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}
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} catch (Exception e) {
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logger.error("Error while trying to fetch applicationProfile with secondaryType: "+secondaryType+" and name "+resourceName+" from the infrastructure", e);
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throw new ApplicationProfileException("Error while trying to fetch applicationProfile with secondaryType: "+secondaryType+" and name "+resourceName+" from the infrastructure");
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}
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}
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public static String getGcubeGenericQueryString(String secondaryType, String name){
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return "for $profile in collection('/db/Profiles/GenericResource')//Resource " +
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"where $profile/Profile/SecondaryType/string() eq '"+secondaryType+"' and $profile/Profile/Name/string() " +
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" eq '" + name + "'" +
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"return $profile";
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}
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public String getSecondaryType() {
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return secondaryType;
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}
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public String getScope() {
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return scope;
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}
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public Map<String, String> getApplicationTypes() {
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return applicationTypes;
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}
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public String getResourceName() {
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return resourceName;
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}
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@Override
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public String toString() {
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StringBuilder builder = new StringBuilder();
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builder.append("UriResolverMapReader [secondaryType=");
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builder.append(secondaryType);
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builder.append(", scope=");
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builder.append(scope);
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builder.append(", resourceName=");
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builder.append(resourceName);
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builder.append(", applicationTypes=");
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builder.append(applicationTypes);
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builder.append("]");
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return builder.toString();
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}
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/*public static void main(String[] args) {
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String scope ="/gcube";
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try {
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UriResolverMapReader resolver = new UriResolverMapReader(scope);
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} catch (Exception e) {
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// TODO Auto-generated catch block
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e.printStackTrace();
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}
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}*/
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}
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