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| /*----------------------------------------------------------------------- | ||
| Licensed to the Apache Software Foundation (ASF) under one | ||
| or more contributor license agreements. See the NOTICE file | ||
| distributed with this work for additional information | ||
| regarding copyright ownership. The ASF licenses this file | ||
| to you under the Apache License, Version 2.0 (the | ||
| "License"; you may not use this file except in compliance | ||
| with the License. You may obtain a copy of the License at | ||
| http://www.apache.org/licenses/LICENSE-2.0 | ||
| Unless required by applicable law or agreed to in writing, | ||
| software distributed under the License is distributed on an | ||
| "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | ||
| KIND, either express or implied. See the License for the | ||
| specific language governing permissions and limitations | ||
| under the License. | ||
| -----------------------------------------------------------------------*/ | ||
| package com.f2i_consulting.fetpapi.client; | ||
|
|
||
| import java.util.Optional; | ||
| import java.util.UUID; | ||
| import java.util.concurrent.TimeUnit; | ||
|
|
||
| import com.f2i_consulting.fesapi.SWIGTYPE_p_double; | ||
| import com.f2i_consulting.fesapi.fesapi; | ||
| import com.f2i_consulting.fesapi.common.DataObjectRepository; | ||
| import com.f2i_consulting.fesapi.resqml2.AbstractValuesProperty; | ||
| import com.f2i_consulting.fesapi.resqml2.IjkGridExplicitRepresentation; | ||
| import com.f2i_consulting.fetpapi.DataspaceVector; | ||
| import com.f2i_consulting.fetpapi.MapStringDataObject; | ||
| import com.f2i_consulting.fetpapi.MapStringString; | ||
| import com.f2i_consulting.fetpapi.ResourceVector; | ||
| import com.f2i_consulting.fetpapi.fetpapi; | ||
| import com.f2i_consulting.fetpapi.Energistics.Etp.v12.Datatypes.Object.ContextInfo; | ||
| import com.f2i_consulting.fetpapi.Energistics.Etp.v12.Datatypes.Object.ContextScopeKind; | ||
| import com.f2i_consulting.fetpapi.Energistics.Etp.v12.Datatypes.Object.DataObject; | ||
| import com.f2i_consulting.fetpapi.Energistics.Etp.v12.Datatypes.Object.Dataspace; | ||
| import com.f2i_consulting.fetpapi.Energistics.Etp.v12.Datatypes.Object.Resource; | ||
| import com.f2i_consulting.fetpapi.etp.ClientSession; | ||
| import com.f2i_consulting.fetpapi.etp.CoreHandlers; | ||
| import com.f2i_consulting.fetpapi.etp.DataArrayHandlers; | ||
| import com.f2i_consulting.fetpapi.etp.DataspaceHandlers; | ||
| import com.f2i_consulting.fetpapi.etp.DiscoveryHandlers; | ||
| import com.f2i_consulting.fetpapi.etp.FesapiHdfProxyFactory; | ||
| import com.f2i_consulting.fetpapi.etp.InitializationParameters; | ||
| import com.f2i_consulting.fetpapi.etp.StoreHandlers; | ||
|
|
||
| public class FetpapiClientUsingFesapi { | ||
|
|
||
| /** | ||
| * Loading the FesapiCpp and Fetpapi native libraries | ||
| */ | ||
| static { | ||
| try { | ||
| System.loadLibrary("${FESAPI_ASSEMBLY_NAME}"); | ||
| } | ||
| catch (UnsatisfiedLinkError e) { | ||
| System.out.println("UnsatisfiedLinkError : " + e.toString()); | ||
| } | ||
| try { | ||
| System.loadLibrary("${ASSEMBLY_NAME}"); | ||
| } | ||
| catch (UnsatisfiedLinkError e) { | ||
| System.out.println("UnsatisfiedLinkError : " + e.toString()); | ||
| } | ||
| } | ||
|
|
||
| public static void main(String[] args) { | ||
| // Read arguments of the command line | ||
| String serverUrl = "ws://etp.f2i-consulting.com:9002/"; | ||
| String authorization = ""; | ||
|
|
||
| if (args.length < 1) { | ||
| System.out.println("Program arguments should be : serverUrl \"<BearerOrBasic> <token>\""); | ||
| System.out.println("WARNING : you did not provide a server URL. The URL will be defaulted to ws://etp.f2i-consulting.com:9002/"); | ||
| } | ||
| else { | ||
| serverUrl = args[0]; | ||
| if (args.length < 2) { | ||
| System.out.println("Program arguments should be : serverUrl \"Bearer <token>\""); | ||
| System.out.println("WARNING : You did not provide any authorizaton after the URL. Please see https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Authorization for further details"); | ||
| } | ||
| else { | ||
| if (!args[1].startsWith("Basic ") && !args[1].startsWith("Bearer ")) { | ||
| System.out.println("WARNING : HTTP authorization \"" + args[3] + "\" field does not start with \"Basic \" nor \"Bearer \" which is unlikely"); | ||
| } | ||
| authorization = args[1]; | ||
| } | ||
| } | ||
|
|
||
| // Create a DataObjectRepository in order to store retrieved dataobjects from the ETP server | ||
| try (DataObjectRepository repo = new DataObjectRepository()) { | ||
| repo.setDefaultStandard(DataObjectRepository.EnergisticsStandard.RESQML2_0_1); | ||
| repo.setDefaultStandard(DataObjectRepository.EnergisticsStandard.EML2_0); | ||
|
|
||
| // ****** Connect to ETP server through clientSession ****** | ||
| String instanceUuid = UUID.randomUUID().toString(); | ||
| InitializationParameters initializationParams = new InitializationParameters(instanceUuid, serverUrl); | ||
| MapStringString additionalHeaderField = new MapStringString(); | ||
| additionalHeaderField.put("data-partition-id", "osdu"); // Example for OSDU RDDMS | ||
| initializationParams.setAdditionalHandshakeHeaderFields(additionalHeaderField); | ||
|
|
||
| ClientSession clientSession = fetpapi.createClientSession(initializationParams, authorization); | ||
| clientSession.setCoreProtocolHandlers(new CoreHandlers(clientSession)); | ||
| clientSession.setDataspaceProtocolHandlers(new DataspaceHandlers(clientSession)); | ||
| clientSession.setDiscoveryProtocolHandlers(new DiscoveryHandlers(clientSession)); | ||
| clientSession.setStoreProtocolHandlers(new StoreHandlers(clientSession)); | ||
| clientSession.setDataArrayProtocolHandlers(new DataArrayHandlers(clientSession)); | ||
| new Thread(clientSession::run).start(); | ||
| long start = System.currentTimeMillis(); | ||
| while (clientSession.isEtpSessionClosed() && System.currentTimeMillis() - start < 5000) { | ||
| TimeUnit.MILLISECONDS.sleep(1); | ||
| } | ||
| if (clientSession.isEtpSessionClosed()) { | ||
| System.err.println("The ETP session cound not be establisehd in 5 seconds."); | ||
| return; | ||
| } | ||
| System.out.println("Now connected to ETP Server"); | ||
| // ****** We are now connected to ETP server through clientSession ****** | ||
| // Set the HDF proxy factory in order to use one compliant with ETP | ||
| repo.setHdfProxyFactory(new FesapiHdfProxyFactory(clientSession)); | ||
|
|
||
| // ****** Get a dataspace content. This corresponds to getting the content of an EPC file ****** | ||
| // Find an available ETP dataspace | ||
| DataspaceVector allDataspaces = clientSession.getDataspaces(); | ||
| Optional<Dataspace> dataspace = allDataspaces.stream().findAny(); | ||
| if (dataspace.isEmpty()) { | ||
| clientSession.close(); | ||
| System.err.println("The ETP server has no dataspace."); | ||
| return; | ||
| } | ||
| System.out.println("Working on dataspace " + dataspace.get().getUri()); | ||
| // List resources of this ETP dataspace | ||
| ContextInfo etpContext = new ContextInfo(); | ||
| etpContext.setUri(dataspace.get().getUri()); | ||
| etpContext.setDepth(1); | ||
| ResourceVector allResources = clientSession.getResources(etpContext, ContextScopeKind.self); | ||
| if (allResources.isEmpty()) { | ||
| clientSession.close(); | ||
| System.err.println("The ETP dataspace has no resource."); | ||
| return; | ||
| } | ||
| // Get dataobjects from the resources to the DataObjectRepository | ||
| MapStringString uriMap = new MapStringString(); | ||
| long index = 0; | ||
| for (Resource resource : allResources) { | ||
| uriMap.put(Long.toString(index++), resource.getUri()); | ||
| } | ||
| MapStringDataObject allDataObjects = clientSession.getDataObjects(uriMap); | ||
| for (DataObject dataObject : allDataObjects.values()) { | ||
| repo.addOrReplaceGsoapProxy(dataObject.getData(), fetpapi.getDataObjectType(dataObject.getResource().getUri()), fetpapi.getDataspaceUri(dataObject.getResource().getUri())); | ||
| } | ||
| // ****** We have now in the DataObjectRepository the same content as if we would have deserialized and EPC file looking like the dataspace ****** | ||
|
|
||
| // ****** Use the DataObjectRepository exactly as you are used to do with FESAPI ****** | ||
| if (repo.getIjkGridRepresentationCount() > 0) { | ||
| IjkGridExplicitRepresentation ijkGrid = repo.getIjkGridExplicitRepresentation(0); | ||
| ijkGrid.loadSplitInformation(); | ||
| long originIndex = ijkGrid.getXyzPointIndexFromCellCorner(0, 0, 0, 0); | ||
| System.out.println("The index of the grid origin in XYZ points is : " + originIndex); | ||
| ijkGrid.unloadSplitInformation(); | ||
| if (ijkGrid.getValuesPropertyCount() > 0) { | ||
| AbstractValuesProperty prop = ijkGrid.getValuesProperty(0); | ||
| SWIGTYPE_p_double propValues = fesapi.new_DoubleArray(prop.getValuesCountOfPatch(0)); | ||
| try { | ||
| prop.getDoubleValuesOfPatch(0, propValues); | ||
| System.out.println("The first cell value of prop " + prop.getTitle() + " is " + fesapi.DoubleArray_getitem(propValues, 0)); | ||
| } | ||
| finally { | ||
| fesapi.delete_DoubleArray(propValues); | ||
| } | ||
| } | ||
| } | ||
| else { | ||
| System.out.println("This dataspace has no IJK Grid"); | ||
| } | ||
|
|
||
| // Do not forget to close session once you have processed all the dataobject repository. | ||
| System.out.println("Closing the session..."); | ||
| clientSession.close(); | ||
| } catch (InterruptedException e) { | ||
| e.printStackTrace(); | ||
| } | ||
|
|
||
| System.out.println("FINISHED"); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,4 @@ | ||
| # Ignore everything in this directory | ||
| * | ||
| # Except this file | ||
| !.gitignore |
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