resource-registry-query-tem.../src/main/java/org/gcube/informationsystem/resourceregistry/queries/templates/ResourceRegistryQueryTempla...

401 lines
15 KiB
Java

package org.gcube.informationsystem.resourceregistry.queries.templates;
import java.io.UnsupportedEncodingException;
import java.net.HttpURLConnection;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.gcube.com.fasterxml.jackson.databind.JavaType;
import org.gcube.com.fasterxml.jackson.databind.JsonNode;
import org.gcube.com.fasterxml.jackson.databind.ObjectMapper;
import org.gcube.common.gxhttp.reference.GXConnection;
import org.gcube.common.gxhttp.request.GXHTTPStringRequest;
import org.gcube.common.http.GXHTTPUtility;
import org.gcube.informationsystem.model.reference.ERElement;
import org.gcube.informationsystem.queries.templates.reference.entities.QueryTemplate;
import org.gcube.informationsystem.resourceregistry.api.exceptions.NotFoundException;
import org.gcube.informationsystem.resourceregistry.api.exceptions.ResourceRegistryException;
import org.gcube.informationsystem.resourceregistry.api.exceptions.queries.templates.QueryTemplateAlreadyPresentException;
import org.gcube.informationsystem.resourceregistry.api.exceptions.queries.templates.QueryTemplateNotFoundException;
import org.gcube.informationsystem.resourceregistry.api.request.BaseRequestInfo;
import org.gcube.informationsystem.resourceregistry.api.rest.AccessPath;
import org.gcube.informationsystem.resourceregistry.api.rest.QueryTemplatePath;
import org.gcube.informationsystem.resourceregistry.api.rest.httputils.HTTPUtility;
import org.gcube.informationsystem.serialization.ElementMapper;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* @author Luca Frosini (ISTI - CNR)
*/
public class ResourceRegistryQueryTemplateClientImpl extends BaseRequestInfo implements ResourceRegistryQueryTemplateClient {
private static final Logger logger = LoggerFactory.getLogger(ResourceRegistryQueryTemplateClientImpl.class);
private static final String ACCEPT_HTTP_HEADER_KEY = "Accept";
private static final String CONTENT_TYPE_HTTP_HEADER_KEY = "Content-Type";
protected final String address;
protected Map<String, String> headers;
private void addOptionalQueryParameters(Map<String,String> queryParams) throws UnsupportedEncodingException {
addIncludeMeta(queryParams);
addIncludeAllMeta(queryParams);
}
private GXHTTPStringRequest includeAdditionalQueryParameters(GXHTTPStringRequest gxHTTPStringRequest) throws UnsupportedEncodingException{
Map<String,String> queryParams = new HashMap<>();
return includeAdditionalQueryParameters(gxHTTPStringRequest, queryParams);
}
private GXHTTPStringRequest includeAdditionalQueryParameters(GXHTTPStringRequest gxHTTPStringRequest, Map<String,String> queryParams) throws UnsupportedEncodingException{
if(queryParams==null) {
queryParams = new HashMap<>();
}
addOptionalQueryParameters(queryParams);
return gxHTTPStringRequest.queryParams(queryParams);
}
private void addIncludeMeta(Map<String,String> queryParams) throws UnsupportedEncodingException{
if(includeMeta) {
queryParams.put(AccessPath.INCLUDE_META_QUERY_PARAMETER, Boolean.toString(includeMeta));
}
}
private void addIncludeAllMeta(Map<String,String> queryParams) throws UnsupportedEncodingException{
if(allMeta) {
queryParams.put(AccessPath.INCLUDE_META_IN_ALL_INSTANCES_QUERY_PARAMETER, Boolean.toString(allMeta));
}
}
private void addOffset(Map<String,String> queryParams) throws UnsupportedEncodingException{
if(offset!=null) {
queryParams.put(AccessPath.OFFSET_QUERY_PARAMETER, offset.toString());
}
}
private void addLimit(Map<String,String> queryParams) throws UnsupportedEncodingException{
if(limit!=null) {
queryParams.put(AccessPath.LIMIT_QUERY_PARAMETER, limit.toString());
}
}
@Override
public void addHeader(String name, String value) {
headers.put(name, value);
}
protected GXHTTPStringRequest getGXHTTPStringRequest() {
GXHTTPStringRequest gxHTTPStringRequest = GXHTTPUtility.getGXHTTPStringRequest(address);
gxHTTPStringRequest.from(this.getClass().getSimpleName());
for(String name : headers.keySet()) {
gxHTTPStringRequest.header(name, headers.get(name));
}
return gxHTTPStringRequest;
}
public ResourceRegistryQueryTemplateClientImpl(String address) {
this.address = address;
this.headers = new HashMap<>();
this.hierarchicalMode = false;
this.includeContexts = false;
this.includeMeta = false;
this.allMeta = false;
}
@Override
public List<QueryTemplate> all() throws ResourceRegistryException {
try {
logger.trace("Going to list {}s", QueryTemplate.NAME);
GXHTTPStringRequest gxHTTPStringRequest = getGXHTTPStringRequest();
gxHTTPStringRequest.header(ACCEPT_HTTP_HEADER_KEY, GXConnection.APPLICATION_JSON_CHARSET_UTF_8);
gxHTTPStringRequest.path(QueryTemplatePath.QUERY_TEMPLATES_PATH_PART);
Map<String,String> parameters = new HashMap<>();
addIncludeMeta(parameters);
addIncludeAllMeta(parameters);
addOffset(parameters);
addLimit(parameters);
gxHTTPStringRequest.queryParams(parameters);
HttpURLConnection httpURLConnection = gxHTTPStringRequest.get();
String all = HTTPUtility.getResponse(String.class, httpURLConnection);
logger.debug("Got {}s are {}", QueryTemplate.NAME, all);
JavaType type = ElementMapper.getObjectMapper().getTypeFactory().constructCollectionType(ArrayList.class, QueryTemplate.class);
return ElementMapper.getObjectMapper().readValue(all, type);
} catch(ResourceRegistryException e) {
// logger.trace("Error Creating {}", facet, e);
throw e;
} catch(Exception e) {
// logger.trace("Error Creating {}", facet, e);
throw new RuntimeException(e);
}
}
@Override
public QueryTemplate create(QueryTemplate queryTemplate) throws QueryTemplateAlreadyPresentException, ResourceRegistryException {
try {
String queryTemplateString = ElementMapper.marshal(queryTemplate);
String res = create(queryTemplateString);
return ElementMapper.unmarshal(QueryTemplate.class, res);
} catch(ResourceRegistryException e) {
throw e;
} catch(Exception e) {
throw new RuntimeException(e);
}
}
@Override
public String create(String queryTemplate) throws QueryTemplateAlreadyPresentException, ResourceRegistryException {
try {
logger.trace("Going to create: {}", queryTemplate);
QueryTemplate qt = ElementMapper.unmarshal(QueryTemplate.class, queryTemplate);
GXHTTPStringRequest gxHTTPStringRequest = getGXHTTPStringRequest();
gxHTTPStringRequest.header(ACCEPT_HTTP_HEADER_KEY, GXConnection.APPLICATION_JSON_CHARSET_UTF_8);
gxHTTPStringRequest.header(CONTENT_TYPE_HTTP_HEADER_KEY, GXConnection.APPLICATION_JSON_CHARSET_UTF_8);
gxHTTPStringRequest.path(QueryTemplatePath.QUERY_TEMPLATES_PATH_PART);
gxHTTPStringRequest.path(qt.getName());
Map<String,String> parameters = new HashMap<>();
addIncludeMeta(parameters);
addIncludeAllMeta(parameters);
gxHTTPStringRequest.queryParams(parameters);
HttpURLConnection httpURLConnection = gxHTTPStringRequest.put(queryTemplate);
String c = HTTPUtility.getResponse(String.class, httpURLConnection);
logger.trace("{} successfully created", c);
return c;
} catch(ResourceRegistryException e) {
throw e;
} catch(Exception e) {
throw new RuntimeException(e);
}
}
@Override
public boolean exist(String queryTemplateName) throws ResourceRegistryException {
try {
logger.trace("Going to read {} with name {}", QueryTemplate.NAME, queryTemplateName);
GXHTTPStringRequest gxHTTPStringRequest = getGXHTTPStringRequest();
gxHTTPStringRequest.header(ACCEPT_HTTP_HEADER_KEY, GXConnection.APPLICATION_JSON_CHARSET_UTF_8);
gxHTTPStringRequest.path(QueryTemplatePath.QUERY_TEMPLATES_PATH_PART);
gxHTTPStringRequest.path(queryTemplateName);
HttpURLConnection httpURLConnection = gxHTTPStringRequest.head();
HTTPUtility.getResponse(String.class, httpURLConnection);
return true;
} catch (NotFoundException e) {
return false;
} catch(ResourceRegistryException e) {
throw e;
} catch(Exception e) {
throw new RuntimeException(e);
}
}
@Override
public boolean exist(QueryTemplate queryTemplate) throws ResourceRegistryException {
return exist(queryTemplate.getName());
}
@Override
public QueryTemplate read(QueryTemplate queryTemplate) throws QueryTemplateNotFoundException, ResourceRegistryException {
return read(queryTemplate.getName());
}
@Override
public QueryTemplate read(String queryTemplateName) throws QueryTemplateNotFoundException, ResourceRegistryException {
try {
String queryTemplate = readAsString(queryTemplateName);
return ElementMapper.unmarshal(QueryTemplate.class, queryTemplate);
} catch(ResourceRegistryException e) {
throw e;
} catch(Exception e) {
throw new RuntimeException(e);
}
}
@Override
public String readAsString(String queryTemplateName) throws QueryTemplateNotFoundException, ResourceRegistryException {
try {
logger.trace("Going to read {} with name {}", QueryTemplate.NAME, queryTemplateName);
GXHTTPStringRequest gxHTTPStringRequest = getGXHTTPStringRequest();
gxHTTPStringRequest.header(ACCEPT_HTTP_HEADER_KEY, GXConnection.APPLICATION_JSON_CHARSET_UTF_8);
gxHTTPStringRequest.path(QueryTemplatePath.QUERY_TEMPLATES_PATH_PART);
gxHTTPStringRequest.path(queryTemplateName);
Map<String,String> parameters = new HashMap<>();
addIncludeMeta(parameters);
addIncludeAllMeta(parameters);
gxHTTPStringRequest.queryParams(parameters);
HttpURLConnection httpURLConnection = gxHTTPStringRequest.get();
String c = HTTPUtility.getResponse(String.class, httpURLConnection);
logger.debug("Got {} is {}", QueryTemplate.NAME, c);
return c;
} catch(ResourceRegistryException e) {
throw e;
} catch(Exception e) {
throw new RuntimeException(e);
}
}
@Override
public QueryTemplate update(QueryTemplate queryTemplate) throws QueryTemplateNotFoundException, ResourceRegistryException {
try {
String queryTemplateString = ElementMapper.marshal(queryTemplate);
String res = update(queryTemplateString);
return ElementMapper.unmarshal(QueryTemplate.class, res);
} catch(ResourceRegistryException e) {
throw e;
} catch(Exception e) {
throw new RuntimeException(e);
}
}
@Override
public String update(String queryTemplate) throws QueryTemplateNotFoundException, ResourceRegistryException {
try {
logger.trace("Going to update: {}", queryTemplate);
QueryTemplate qt = ElementMapper.unmarshal(QueryTemplate.class, queryTemplate);
GXHTTPStringRequest gxHTTPStringRequest = getGXHTTPStringRequest();
gxHTTPStringRequest.header(ACCEPT_HTTP_HEADER_KEY, GXConnection.APPLICATION_JSON_CHARSET_UTF_8);
gxHTTPStringRequest.header(CONTENT_TYPE_HTTP_HEADER_KEY, GXConnection.APPLICATION_JSON_CHARSET_UTF_8);
gxHTTPStringRequest.path(QueryTemplatePath.QUERY_TEMPLATES_PATH_PART);
gxHTTPStringRequest.path(qt.getName());
Map<String,String> parameters = new HashMap<>();
addIncludeMeta(parameters);
addIncludeAllMeta(parameters);
gxHTTPStringRequest.queryParams(parameters);
HttpURLConnection httpURLConnection = gxHTTPStringRequest.put(queryTemplate);
String c = HTTPUtility.getResponse(String.class, httpURLConnection);
logger.trace("{} successfully updated", c);
return c;
} catch(ResourceRegistryException e) {
throw e;
} catch(Exception e) {
throw new RuntimeException(e);
}
}
@Override
public String runGetString(String name) throws QueryTemplateNotFoundException, ResourceRegistryException {
return run(name, "");
}
@Override
public <E extends ERElement> List<E> run(String name) throws QueryTemplateNotFoundException, ResourceRegistryException {
try {
String ret = runGetString(name);
JavaType type = ElementMapper.getObjectMapper().getTypeFactory().constructCollectionType(ArrayList.class, ERElement.class);
return ElementMapper.getObjectMapper().readValue(ret, type);
} catch(ResourceRegistryException e) {
throw e;
} catch(Exception e) {
throw new RuntimeException(e);
}
}
@Override
public <E extends ERElement> List<E> run(QueryTemplate queryTemplate) throws QueryTemplateNotFoundException, ResourceRegistryException {
return run(queryTemplate.getName());
}
@Override
public String run(String name, String params) throws QueryTemplateNotFoundException, ResourceRegistryException {
try {
if(params==null || params.compareTo("")==0) {
logger.trace("Going to run {} using default parameters", QueryTemplate.NAME);
params = null;
}else {
logger.trace("Going to run {} with the following parameters {}", QueryTemplate.NAME, params);
}
GXHTTPStringRequest gxHTTPStringRequest = getGXHTTPStringRequest();
gxHTTPStringRequest.header(ACCEPT_HTTP_HEADER_KEY, GXConnection.APPLICATION_JSON_CHARSET_UTF_8);
gxHTTPStringRequest.header(CONTENT_TYPE_HTTP_HEADER_KEY, GXConnection.APPLICATION_JSON_CHARSET_UTF_8);
gxHTTPStringRequest.path(QueryTemplatePath.QUERY_TEMPLATES_PATH_PART);
gxHTTPStringRequest.path(name);
includeAdditionalQueryParameters(gxHTTPStringRequest);
HttpURLConnection httpURLConnection = gxHTTPStringRequest.post(params);
String c = HTTPUtility.getResponse(String.class, httpURLConnection);
logger.trace("The result of the query is {}", c);
return c;
} catch(ResourceRegistryException e) {
throw e;
} catch(Exception e) {
throw new RuntimeException(e);
}
}
@Override
public <E extends ERElement> List<E> run(String name, JsonNode jsonNode) throws QueryTemplateNotFoundException, ResourceRegistryException {
try {
ObjectMapper objectMapper = new ObjectMapper();
String ret = run(name, objectMapper.writeValueAsString(jsonNode));
JavaType type = ElementMapper.getObjectMapper().getTypeFactory().constructCollectionType(ArrayList.class, ERElement.class);
return ElementMapper.getObjectMapper().readValue(ret, type);
} catch(ResourceRegistryException e) {
throw e;
} catch(Exception e) {
throw new RuntimeException(e);
}
}
@Override
public <E extends ERElement> List<E> run(QueryTemplate queryTemplate, JsonNode jsonNode) throws QueryTemplateNotFoundException, ResourceRegistryException {
return run(queryTemplate.getName(), jsonNode);
}
@Override
public boolean delete(QueryTemplate queryTemplate) throws QueryTemplateNotFoundException, ResourceRegistryException {
return delete(queryTemplate.getName());
}
@Override
public boolean delete(String queryTemplateName) throws QueryTemplateNotFoundException, ResourceRegistryException {
try {
logger.trace("Going to delete {} with name {}", QueryTemplate.NAME, queryTemplateName);
GXHTTPStringRequest gxHTTPStringRequest = getGXHTTPStringRequest();
gxHTTPStringRequest.header(ACCEPT_HTTP_HEADER_KEY, GXConnection.APPLICATION_JSON_CHARSET_UTF_8);
gxHTTPStringRequest.path(QueryTemplatePath.QUERY_TEMPLATES_PATH_PART);
gxHTTPStringRequest.path(queryTemplateName);
HttpURLConnection httpURLConnection = gxHTTPStringRequest.delete();
HTTPUtility.getResponse(String.class, httpURLConnection);
boolean deleted = true;
logger.info("{} with name {} {}", QueryTemplate.NAME, queryTemplateName,
deleted ? "successfully deleted" : "was NOT deleted");
return deleted;
} catch(ResourceRegistryException e) {
// logger.trace("Error Creating {}", facet, e);
throw e;
} catch(Exception e) {
// logger.trace("Error Creating {}", facet, e);
throw new RuntimeException(e);
}
}
}