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resource-registry-client
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Implementing Client 

git-svn-id: https://svn.d4science.research-infrastructures.eu/gcube/trunk/information-system/resource-registry-client@131369 82a268e6-3cf1-43bd-a215-b396298e98cf
This commit is contained in:
Luca Frosini 2016-09-14 16:09:03 +00:00
parent e19bd27472
commit 7f30efb5b3
5 changed files with 130 additions and 27 deletions
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3
src/main/java/org/gcube/informationsystem/resourceregistry/client/plugin/AbstractPlugin.java
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@ -1,6 +1,7 @@
package org.gcube.informationsystem.resourceregistry.client.plugin;
import org.gcube.common.clients.Plugin;
import org.gcube.common.clients.fw.plugin.Plugin;
import org.gcube.informationsystem.resourceregistry.Constants;
/**

16
src/main/java/org/gcube/informationsystem/resourceregistry/client/plugin/ResourceRegistryClientPlugin.java
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@ -7,6 +7,7 @@ import javax.xml.ws.EndpointReference;
import org.gcube.common.clients.config.ProxyConfig;
import org.gcube.common.clients.delegates.ProxyDelegate;
import org.gcube.informationsystem.resourceregistry.Constants;
import org.gcube.informationsystem.resourceregistry.api.exceptions.ResourceRegistryException;
import org.gcube.informationsystem.resourceregistry.client.proxy.ResourceRegistryClient;
@ -17,12 +18,11 @@ import org.gcube.informationsystem.resourceregistry.client.proxy.ResourceRegistr
public class ResourceRegistryClientPlugin extends AbstractPlugin<EndpointReference, ResourceRegistryClient>{
public ResourceRegistryClientPlugin(){
super(ResourceRegistryClientPlugin.class.getSimpleName());
super(Constants.SERVICE_ENTRY_NAME);
}
@Override
public String namespace() {
// TODO Auto-generated method stub
return null;
}
@ -39,24 +39,16 @@ public class ResourceRegistryClientPlugin extends AbstractPlugin<EndpointReferen
return fault;
}
/* (non-Javadoc)
* @see org.gcube.common.clients.delegates.ProxyPlugin#resolve(java.lang.Object, org.gcube.common.clients.config.ProxyConfig)
*/
@Override
public EndpointReference resolve(EndpointReference address,
ProxyConfig<?, ?> config) throws Exception {
// TODO Auto-generated method stub
return null;
return address;
}
/* (non-Javadoc)
* @see org.gcube.common.clients.delegates.ProxyPlugin#newProxy(org.gcube.common.clients.delegates.ProxyDelegate)
*/
@Override
public ResourceRegistryClient newProxy(
ProxyDelegate<EndpointReference> delegate) {
// TODO Auto-generated method stub
return null;
return new ResourceRegistryClient(delegate);
}

63
src/main/java/org/gcube/informationsystem/resourceregistry/client/proxy/JaxRSEndpointReference.java Normal file
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@ -0,0 +1,63 @@
/**
*
*/
package org.gcube.informationsystem.resourceregistry.client.proxy;
import java.io.StringReader;
import java.io.StringWriter;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.transform.stream.StreamResult;
import javax.xml.ws.EndpointReference;
import org.w3c.dom.Document;
import org.w3c.dom.NodeList;
import org.xml.sax.InputSource;
class JaxRSEndpointReference {
private static final DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
private static final String addressLocalName = "Address";
//private static final String keyLocalName = "ResourceKey";
String address;
//Element key;
static {
factory.setNamespaceAware(true);
}
public JaxRSEndpointReference(EndpointReference reference) {
this(serialise(reference));
}
public JaxRSEndpointReference(String reference) {
try {
Document document = factory.newDocumentBuilder().parse(new InputSource(new StringReader(reference)));
NodeList addresses = document.getElementsByTagNameNS("*", addressLocalName);
if (addresses.getLength() == 0)
throw new RuntimeException("reference does not contain an address");
address = addresses.item(0).getTextContent();
} catch (Exception e) {
throw new IllegalArgumentException("reference is not a gCore reference", e);
}
}
@Override
public String toString() {
return address;
}
// helper
private static String serialise(EndpointReference reference) {
StringWriter writer = new StringWriter();
reference.writeTo(new StreamResult(writer));
return writer.toString();
}
}

39
src/main/java/org/gcube/informationsystem/resourceregistry/client/proxy/ResourceRegistryClient.java
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@ -4,6 +4,7 @@
package org.gcube.informationsystem.resourceregistry.client.proxy;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.UnsupportedEncodingException;
@ -19,6 +20,7 @@ import org.gcube.common.clients.Call;
import org.gcube.common.clients.delegates.AsyncProxyDelegate;
import org.gcube.common.clients.delegates.ProxyDelegate;
import org.gcube.common.clients.exceptions.ServiceException;
import org.gcube.common.scope.api.ScopeProvider;
import org.gcube.informationsystem.resourceregistry.api.exceptions.InvalidQueryException;
import org.gcube.informationsystem.resourceregistry.api.rest.AccessPath;
import org.slf4j.Logger;
@ -38,20 +40,26 @@ public class ResourceRegistryClient {
this.delegate = new AsyncProxyDelegate<EndpointReference>(config);
}
protected HttpURLConnection makeRequest(URL url, String method,
boolean includeTokenInHeader) throws Exception {
protected HttpURLConnection makeRequest(URL url, String method) throws Exception {
HttpURLConnection connection = (HttpURLConnection) url.openConnection();
if (includeTokenInHeader) {
connection.setRequestProperty(Constants.TOKEN_HEADER_ENTRY,
SecurityTokenProvider.instance.get());
if (SecurityTokenProvider.instance.get()==null) {
if(ScopeProvider.instance.get()==null){
throw new RuntimeException("Null Token and Scope. Please set your token first.");
}
connection.setRequestProperty("gcube-scope", ScopeProvider.instance.get());
}else{
connection.setRequestProperty(Constants.TOKEN_HEADER_ENTRY, SecurityTokenProvider.instance.get());
}
connection.setDoOutput(true);
connection.setDoInput(true);
connection.setRequestProperty("Content-type", "text/plain");
connection.setRequestMethod(method);
return connection;
}
protected void appendQueryParameter(StringBuilder builder, String name,
String value) throws UnsupportedEncodingException {
builder.append(name).append("=");
builder.append("?").append(name).append("=");
String encodedValue = URLEncoder.encode(value, "UTF-8");
builder.append(encodedValue).append("&");
}
@ -61,12 +69,18 @@ public class ResourceRegistryClient {
Call<EndpointReference, String> call = new Call<EndpointReference, String>() {
private String getURLStringFromEndpointReference(EndpointReference endpoint) throws IOException {
JaxRSEndpointReference jaxRSEndpointReference = new JaxRSEndpointReference(endpoint);
return jaxRSEndpointReference.toString();
}
public String call(EndpointReference endpoint) throws Exception {
StringBuilder callUrl = new StringBuilder(endpoint.toString());
String urlFromEndpointReference = getURLStringFromEndpointReference(endpoint);
StringBuilder callUrl = new StringBuilder(urlFromEndpointReference);
callUrl.append("/").append(AccessPath.ACCESS_PATH_PART)
.append("/");
appendQueryParameter(callUrl, AccessPath.QUERY_PARAM, query);
if (fetchPlan != null) {
@ -75,11 +89,8 @@ public class ResourceRegistryClient {
}
URL url = new URL(callUrl.toString());
HttpURLConnection connection = makeRequest(url, "GET", false);
connection.setDoOutput(true);
connection.setDoInput(false);
connection.setRequestProperty("Content-type", "text/plain");
HttpURLConnection connection = makeRequest(url, "GET");
logger.debug("Response code for {} is {} : {}",
callUrl.toString(), connection.getResponseCode(),
connection.getResponseMessage());
@ -100,7 +111,7 @@ public class ResourceRegistryClient {
}
return result.toString();
};
}
};

36
src/test/java/org/gcube/informationsystem/resourceregistry/client/proxy/ResourceRegistryClientTest.java Normal file
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@ -0,0 +1,36 @@
/**
*
*/
package org.gcube.informationsystem.resourceregistry.client.proxy;
import javax.xml.ws.EndpointReference;
import org.gcube.common.clients.fw.builders.StatelessBuilderImpl;
import org.gcube.common.scope.api.ScopeProvider;
import org.gcube.informationsystem.resourceregistry.api.exceptions.InvalidQueryException;
import org.gcube.informationsystem.resourceregistry.client.plugin.ResourceRegistryClientPlugin;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* @author Luca Frosini (ISTI - CNR) http://www.lucafrosini.com/
*
*/
public class ResourceRegistryClientTest {
private static Logger logger = LoggerFactory
.getLogger(ResourceRegistryClientTest.class);
@Test
public void testQuery() throws InvalidQueryException{
ScopeProvider.instance.set("/gcube/devNext");
ResourceRegistryClientPlugin plugin = new ResourceRegistryClientPlugin();
ResourceRegistryClient rrc = new StatelessBuilderImpl<EndpointReference, ResourceRegistryClient>(plugin).build();
String res = rrc.query("SELECT FROM V", null);
logger.debug(res);
}
}