Java Resource.getContent方法代码示例

import org.wso2.carbon.registry.api.Resource; //导入方法依赖的package包/类
/**
 * Get DAS config details of given certain process which are configured for analytics from the config registry
 *
 * @param processDefinitionId Process definition ID
 * @return KPI configuration details in JSON format. Ex:<p>
 * {"processDefinitionId":"myProcess3:1:32518","eventStreamName":"t_666_process_stream","eventStreamVersion":"1.0.0"
 * ,"eventStreamDescription":"This is the event stream generated to configure process analytics with DAS, for the
 * processt_666","eventStreamNickName":"t_666_process_stream","eventStreamId":"t_666_process_stream:1.0.0",
 * "eventReceiverName":"t_666_process_receiver","pcProcessId":"t:666",
 * "processVariables":[{"name":"processInstanceId","type":"string","isAnalyzeData":"false",
 * "isDrillDownData":"false"}
 * ,{"name":"valuesAvailability","type":"string","isAnalyzeData":"false","isDrillDownData":"false"}
 * ,{"name":"custid","type":"string","isAnalyzeData":false,"isDrillDownData":false}
 * ,{"name":"amount","type":"long","isAnalyzeData":false,"isDrillDownData":false}
 * ,{"name":"confirm","type":"bool","isAnalyzeData":false,"isDrillDownData":false}]}
 * @throws RegistryException
 */
public JsonNode getKPIConfiguration(String processDefinitionId) throws RegistryException, IOException {
    String resourcePath = AnalyticsPublisherConstants.REG_PATH_BPMN_ANALYTICS + processDefinitionId + "/"
            + AnalyticsPublisherConstants.ANALYTICS_CONFIG_FILE_NAME;
    try {
        RegistryService registryService = BPMNAnalyticsHolder.getInstance().getRegistryService();
        Registry configRegistry = registryService.getConfigSystemRegistry();

        if (configRegistry.resourceExists(resourcePath)) {
            Resource processRegistryResource = configRegistry.get(resourcePath);
            String dasConfigDetailsJSONStr = new String((byte[]) processRegistryResource.getContent(),
                    StandardCharsets.UTF_8);
            ObjectMapper objectMapper = new ObjectMapper();
            return objectMapper.readTree(dasConfigDetailsJSONStr);
        }
        return null;

    } catch (RegistryException e) {
        String errMsg = "Error in Getting DAS config details of given process definition id :" + processDefinitionId
                + " from the BPS Config registry-" + resourcePath;
        throw new RegistryException(errMsg, e);
    }
}
 

import org.wso2.carbon.registry.api.Resource; //导入方法依赖的package包/类
@Override
public InputStream read(String path) throws MLInputAdapterException {
    try {
        PrivilegedCarbonContext carbonContext = PrivilegedCarbonContext.getThreadLocalCarbonContext();
        Registry registry = carbonContext.getRegistry(RegistryType.SYSTEM_GOVERNANCE);
        Resource resource = registry.get(path);
        byte[] readArray = (byte[]) resource.getContent();
        ByteArrayInputStream bis = new ByteArrayInputStream(readArray);
        return bis;
    } catch (RegistryException e) {
        throw new MLInputAdapterException(String.format("Failed to read the model from uri %s: %s", path, e), e);
    }
}
 

import org.wso2.carbon.registry.api.Resource; //导入方法依赖的package包/类
public static List<Resource> getResourceList(Registry registry, String pathResource) throws org.wso2.carbon.registry.api.RegistryException {
	List<Resource> result = new ArrayList<Resource>();
	Resource resource = registry.get(pathResource);

	if (resource instanceof Collection) {
		Object content = resource.getContent();
		for (Object path : (Object[])content) {
			result.addAll(getResourceList(registry,(String)path));
		}
	} else if (resource instanceof Resource){
		result.add(resource);
	} 
	return result;
}
 

import org.wso2.carbon.registry.api.Resource; //导入方法依赖的package包/类
public static String outputResources(List<Resource> paths,Registry oRegistry) throws RegistryException {
String retVal = null;

 for (Resource oResource : paths) {
		// we've got all the services here
	 	System.out.println("-------");
	 	System.out.println("resource path:"+oResource.getPath());
	 	System.out.println("description:"+oResource.getDescription());
	 	System.out.println("media type:"+oResource.getMediaType());
	 	System.out.println("created time:"+oResource.getCreatedTime());
	 	System.out.println("last modified time:"+oResource.getLastModified());
	 	Object oObjectR = oResource.getContent();
	 	String stRegValue = null;
	 	if (oObjectR.getClass() == String.class )
			stRegValue = (String)oObjectR;
		else
			stRegValue = new String((byte[])oObjectR);
	 	System.out.println("content:"+stRegValue);

    	Properties props = oResource.getProperties();
	    for (Object prop : props.keySet()) {
	    	//		System.out.println(prop + " - " + props.get(prop));
			String stPropName = (String)prop;
			String stPropertyValue = oResource.getProperty(stPropName);
			System.out.println(stPropName+":"+stPropertyValue);
		}

	    Association[] associations = oRegistry.getAssociations(oResource.getPath(), "Documentation");
	    for (Association association : associations) {
			System.out.println(association.getAssociationType());
		}
	}
 
 return retVal;
}