X-Git-Url: https://gerrit.onap.org/r/gitweb?a=blobdiff_plain;f=POLICY-SDK-APP%2Fsrc%2Fmain%2Fjava%2Forg%2Fonap%2Fpolicy%2Fcontroller%2FCreateBRMSParamController.java;fp=POLICY-SDK-APP%2Fsrc%2Fmain%2Fjava%2Forg%2Fonap%2Fpolicy%2Fcontroller%2FCreateBRMSParamController.java;h=3107950c90a269114b2edf706625b4daeecc4b85;hb=073cc188efe9abb4c010cf674e34e2cf46ef1c52;hp=0000000000000000000000000000000000000000;hpb=4ca818fdfb9b807562166800a086b413593d6894;p=policy%2Fengine.git diff --git a/POLICY-SDK-APP/src/main/java/org/onap/policy/controller/CreateBRMSParamController.java b/POLICY-SDK-APP/src/main/java/org/onap/policy/controller/CreateBRMSParamController.java new file mode 100644 index 000000000..3107950c9 --- /dev/null +++ b/POLICY-SDK-APP/src/main/java/org/onap/policy/controller/CreateBRMSParamController.java @@ -0,0 +1,551 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP Policy Engine + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * Licensed 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. + * ============LICENSE_END========================================================= + */ + +package org.onap.policy.controller; + +import java.io.BufferedReader; +import java.io.File; +import java.io.FileReader; +import java.io.PrintWriter; +import java.nio.file.Files; +import java.nio.file.Paths; +import java.util.ArrayList; +import java.util.Arrays; +import java.util.HashMap; +import java.util.Iterator; +import java.util.LinkedHashMap; +import java.util.List; +import java.util.Map; +import java.util.Set; +import java.util.regex.Matcher; +import java.util.regex.Pattern; + +import javax.servlet.http.HttpServletRequest; +import javax.servlet.http.HttpServletResponse; +import javax.xml.bind.JAXBElement; + +import org.json.JSONObject; +import org.onap.policy.common.logging.flexlogger.FlexLogger; +import org.onap.policy.common.logging.flexlogger.Logger; +import org.onap.policy.rest.adapter.PolicyRestAdapter; +import org.onap.policy.rest.dao.CommonClassDao; +import org.onap.policy.rest.jpa.BRMSParamTemplate; +import org.onap.policy.rest.jpa.PolicyEntity; +import org.onap.policy.xacml.api.XACMLErrorConstants; +import org.openecomp.portalsdk.core.controller.RestrictedBaseController; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.stereotype.Controller; +import org.springframework.web.bind.annotation.RequestMapping; + +import com.fasterxml.jackson.databind.DeserializationFeature; +import com.fasterxml.jackson.databind.JsonNode; +import com.fasterxml.jackson.databind.ObjectMapper; + +import oasis.names.tc.xacml._3_0.core.schema.wd_17.AdviceExpressionType; +import oasis.names.tc.xacml._3_0.core.schema.wd_17.AdviceExpressionsType; +import oasis.names.tc.xacml._3_0.core.schema.wd_17.AllOfType; +import oasis.names.tc.xacml._3_0.core.schema.wd_17.AnyOfType; +import oasis.names.tc.xacml._3_0.core.schema.wd_17.AttributeAssignmentExpressionType; +import oasis.names.tc.xacml._3_0.core.schema.wd_17.AttributeDesignatorType; +import oasis.names.tc.xacml._3_0.core.schema.wd_17.AttributeValueType; +import oasis.names.tc.xacml._3_0.core.schema.wd_17.MatchType; +import oasis.names.tc.xacml._3_0.core.schema.wd_17.PolicyType; +import oasis.names.tc.xacml._3_0.core.schema.wd_17.RuleType; +import oasis.names.tc.xacml._3_0.core.schema.wd_17.TargetType; + +@Controller +@RequestMapping("/") +public class CreateBRMSParamController extends RestrictedBaseController { + private static final Logger policyLogger = FlexLogger.getLogger(CreateBRMSParamController.class); + + private static CommonClassDao commonClassDao; + + public static CommonClassDao getCommonClassDao() { + return commonClassDao; + } + + public static void setCommonClassDao(CommonClassDao commonClassDao) { + CreateBRMSParamController.commonClassDao = commonClassDao; + } + + @Autowired + private CreateBRMSParamController(CommonClassDao commonClassDao){ + CreateBRMSParamController.commonClassDao = commonClassDao; + } + + public CreateBRMSParamController(){} + protected PolicyRestAdapter policyAdapter = null; + + private HashMap dynamicLayoutMap; + + private static String brmsTemplateVlaue = "<$%BRMSParamTemplate="; + private static String string = "String"; + + + @RequestMapping(value={"/policyController/getBRMSTemplateData.htm"}, method={org.springframework.web.bind.annotation.RequestMethod.POST}) + public void getBRMSParamPolicyRuleData(HttpServletRequest request, HttpServletResponse response){ + try{ + dynamicLayoutMap = new HashMap<>(); + ObjectMapper mapper = new ObjectMapper(); + mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false); + JsonNode root = mapper.readTree(request.getReader()); + String rule = findRule(root.get(PolicyController.getPolicydata()).toString().replaceAll("^\"|\"$", "")); + generateUI(rule); + response.setCharacterEncoding(PolicyController.getCharacterencoding()); + response.setContentType(PolicyController.getContenttype()); + request.setCharacterEncoding(PolicyController.getCharacterencoding()); + + PrintWriter out = response.getWriter(); + String responseString = mapper.writeValueAsString(dynamicLayoutMap); + JSONObject j = new JSONObject("{policyData: " + responseString + "}"); + out.write(j.toString()); + }catch(Exception e){ + policyLogger.error("Exception Occured while getting BRMS Rule data" , e); + } + } + + protected String findRule(String ruleTemplate) { + List datas = commonClassDao.getDataById(BRMSParamTemplate.class, "ruleName", ruleTemplate); + if(datas != null && !datas.isEmpty()){ + BRMSParamTemplate bRMSParamTemplate = (BRMSParamTemplate) datas.get(0); + return bRMSParamTemplate.getRule(); + } + return null; + } + + protected void generateUI(String rule) { + if(rule!=null){ + try { + StringBuilder params = new StringBuilder(""); + Boolean flag = false; + Boolean comment = false; + String lines[] = rule.split("\n"); + for(String line : lines){ + if (line.isEmpty() || line.startsWith("//")) { + continue; + } + if (line.startsWith("/*")) { + comment = true; + continue; + } + if (line.contains("//")) { + line = line.split("\\/\\/")[0]; + } + if (line.contains("/*")) { + comment = true; + if (line.contains("*/")) { + try { + comment = false; + line = line.split("\\/\\*")[0] + + line.split("\\*\\/")[1].replace("*/", ""); + } catch (Exception e) { + policyLogger.info("Just for Logging"+e); + line = line.split("\\/\\*")[0]; + } + } else { + line = line.split("\\/\\*")[0]; + } + } + if (line.contains("*/")) { + comment = false; + try { + line = line.split("\\*\\/")[1].replace("*/", ""); + } catch (Exception e) { + policyLogger.info("Just for Logging"+e); + line = ""; + } + } + if (comment) { + continue; + } + if (flag) { + params.append(line); + } + if (line.contains("declare Params")) { + params.append(line); + flag = true; + } + if (line.contains("end") && flag) { + break; + } + } + params = new StringBuilder(params.toString().replace("declare Params", "").replace("end", "").replaceAll("\\s+", "")); + String[] components = params.toString().split(":"); + String caption = ""; + for (int i = 0; i < components.length; i++) { + String type = ""; + if (i == 0) { + caption = components[i]; + } + if("".equals(caption)){ + break; + } + String nextComponent = ""; + try { + nextComponent = components[i + 1]; + } catch (Exception e) { + policyLogger.info("Just for Logging"+e); + nextComponent = components[i]; + } + if (nextComponent.startsWith(string)) { + type = "String"; + createField(caption, type); + caption = nextComponent.replace(string, ""); + } else if (nextComponent.startsWith("int")) { + type = "int"; + createField(caption, type); + caption = nextComponent.replace("int", ""); + } + } + } catch (Exception e) { + policyLogger.error(XACMLErrorConstants.ERROR_SYSTEM_ERROR + e); + } + } + } + + private void createField(String caption, String type) { + dynamicLayoutMap.put(caption, type); + } + + /* + * When the User Click Edit or View Policy the following method will get invoked for setting the data to PolicyRestAdapter. + * Which is used to bind the data in GUI + */ + public void prePopulateBRMSParamPolicyData(PolicyRestAdapter policyAdapter, PolicyEntity entity) { + dynamicLayoutMap = new HashMap<>(); + if (policyAdapter.getPolicyData() instanceof PolicyType) { + PolicyType policy = (PolicyType) policyAdapter.getPolicyData(); + policyAdapter.setOldPolicyFileName(policyAdapter.getPolicyName()); + // policy name value is the policy name without any prefix and + // Extensions. + String policyNameValue = policyAdapter.getPolicyName().substring(policyAdapter.getPolicyName().indexOf("BRMS_Param_") + 11); + if (policyLogger.isDebugEnabled()) { + policyLogger.debug("Prepopulating form data for BRMS RAW Policy selected:" + policyAdapter.getPolicyName()); + } + policyAdapter.setPolicyName(policyNameValue); + String description = ""; + try{ + description = policy.getDescription().substring(0, policy.getDescription().indexOf("@CreatedBy:")); + }catch(Exception e){ + policyLogger.info("Just for Logging"+e); + description = policy.getDescription(); + } + policyAdapter.setPolicyDescription(description); + setDataAdapterFromAdviceExpressions(policy, policyAdapter); + paramUIGenerate(policyAdapter, entity); + // Get the target data under policy. + policyAdapter.setDynamicLayoutMap(dynamicLayoutMap); + if(policyAdapter.getDynamicLayoutMap().size() > 0){ + LinkedHashMap drlRule = new LinkedHashMap<>(); + for(Object keyValue: policyAdapter.getDynamicLayoutMap().keySet()){ + drlRule.put(keyValue.toString(), policyAdapter.getDynamicLayoutMap().get(keyValue)); + } + policyAdapter.setRuleData(drlRule); + } + TargetType target = policy.getTarget(); + if (target != null) { + setDataToAdapterFromTarget(target, policyAdapter); + } + } + } + + private void setDataAdapterFromAdviceExpressions(PolicyType policy, PolicyRestAdapter policyAdapter){ + ArrayList attributeList = new ArrayList<>(); + // Set Attributes. + AdviceExpressionsType expressionTypes = ((RuleType)policy.getCombinerParametersOrRuleCombinerParametersOrVariableDefinition().get(0)).getAdviceExpressions(); + for( AdviceExpressionType adviceExpression: expressionTypes.getAdviceExpression()){ + for(AttributeAssignmentExpressionType attributeAssignment: adviceExpression.getAttributeAssignmentExpression()){ + if(attributeAssignment.getAttributeId().startsWith("key:")){ + Map attribute = new HashMap<>(); + String key = attributeAssignment.getAttributeId().replace("key:", ""); + attribute.put("key", key); + @SuppressWarnings("unchecked") + JAXBElement attributevalue = (JAXBElement) attributeAssignment.getExpression(); + String value = (String) attributevalue.getValue().getContent().get(0); + attribute.put("value", value); + attributeList.add(attribute); + }else if(attributeAssignment.getAttributeId().startsWith("dependencies:")){ + ArrayList dependencies = new ArrayList<>(Arrays.asList(attributeAssignment.getAttributeId().replace("dependencies:", "").split(","))); + if(dependencies.contains("")){ + dependencies.remove(""); + } + policyAdapter.setBrmsDependency(dependencies); + }else if(attributeAssignment.getAttributeId().startsWith("controller:")){ + policyAdapter.setBrmsController(attributeAssignment.getAttributeId().replace("controller:", "")); + } + } + policyAdapter.setAttributes(attributeList); + } + } + + private void setDataToAdapterFromTarget(TargetType target, PolicyRestAdapter policyAdapter){ + // Under target we have AnyOFType + List anyOfList = target.getAnyOf(); + if (anyOfList != null) { + Iterator iterAnyOf = anyOfList.iterator(); + while (iterAnyOf.hasNext()) { + AnyOfType anyOf = iterAnyOf.next(); + // Under AnyOFType we have AllOFType + List allOfList = anyOf.getAllOf(); + if (allOfList != null) { + Iterator iterAllOf = allOfList.iterator(); + while (iterAllOf.hasNext()) { + AllOfType allOf = iterAllOf.next(); + // Under AllOFType we have Match + List matchList = allOf.getMatch(); + if (matchList != null) { + setDataToAdapterFromMatchList(matchList, policyAdapter); + } + } + } + } + } + } + + private void setDataToAdapterFromMatchList(List matchList, PolicyRestAdapter policyAdapter){ + Iterator iterMatch = matchList.iterator(); + while (iterMatch.hasNext()) { + MatchType match = iterMatch.next(); + // + // Under the match we have attribute value and + // attributeDesignator. So,finally down to the actual attribute. + // + AttributeValueType attributeValue = match.getAttributeValue(); + String value = (String) attributeValue.getContent().get(0); + AttributeDesignatorType designator = match.getAttributeDesignator(); + String attributeId = designator.getAttributeId(); + + if ("RiskType".equals(attributeId)){ + policyAdapter.setRiskType(value); + } + if ("RiskLevel".equals(attributeId)){ + policyAdapter.setRiskLevel(value); + } + if ("guard".equals(attributeId)){ + policyAdapter.setGuard(value); + } + if ("TTLDate".equals(attributeId) && !value.contains("NA")){ + String newDate = convertDate(value, true); + policyAdapter.setTtlDate(newDate); + } + } + } + + private String convertDate(String dateTTL, boolean portalType) { + String formateDate = null; + String[] date; + String[] parts; + + if (portalType){ + parts = dateTTL.split("-"); + formateDate = parts[2] + "-" + parts[1] + "-" + parts[0] + "T05:00:00.000Z"; + } else { + date = dateTTL.split("T"); + parts = date[0].split("-"); + formateDate = parts[2] + "-" + parts[1] + "-" + parts[0]; + } + return formateDate; + } + // This method generates the UI from rule configuration + public void paramUIGenerate(PolicyRestAdapter policyAdapter, PolicyEntity entity) { + String data = entity.getConfigurationData().getConfigBody(); + if(data != null){ + File file = new File(PolicyController.getConfigHome() +File.separator+ entity.getConfigurationData().getConfigurationName()); + if(file.exists()){ + try (BufferedReader br = new BufferedReader(new FileReader(file))) { + StringBuilder sb = new StringBuilder(); + String line = br.readLine(); + while (line != null) { + sb.append(line); + sb.append("\n"); + line = br.readLine(); + } + }catch(Exception e){ + policyLogger.error(XACMLErrorConstants.ERROR_DATA_ISSUE+ e.getMessage() + e); + } + } + try { + StringBuilder params = new StringBuilder(""); + Boolean flag = false; + Boolean comment = false; + for (String line : Files.readAllLines(Paths.get(file.toString()))) { + if (line.isEmpty() || line.startsWith("//")) { + continue; + } + if(line.contains(brmsTemplateVlaue)){ + String value = line.substring(line.indexOf("<$%"),line.indexOf("%$>")); + value = value.replace(brmsTemplateVlaue, ""); + policyAdapter.setRuleName(value); + } + if (line.startsWith("/*")) { + comment = true; + continue; + } + if ((line.contains("//"))&&(!(line.contains("http://") || line.contains("https://")))){ + line = line.split("\\/\\/")[0]; + } + if (line.contains("/*")) { + comment = true; + if (line.contains("*/")) { + try { + comment = false; + line = line.split("\\/\\*")[0] + + line.split("\\*\\/")[1].replace( + "*/", ""); + } catch (Exception e) { + policyLogger.info("Just for Logging"+e); + line = line.split("\\/\\*")[0]; + } + } else { + line = line.split("\\/\\*")[0]; + } + } + if (line.contains("*/")) { + comment = false; + try { + line = line.split("\\*\\/")[1] + .replace("*/", ""); + } catch (Exception e) { + policyLogger.info("Just for Logging"+e); + line = ""; + } + } + if (comment) { + continue; + } + if (flag) { + params.append(line); + } + if (line.contains("rule") && line.contains(".Params\"")) { + params.append(line); + flag = true; + } + if (line.contains("end") && flag) { + break; + } + } + params = new StringBuilder(params.substring(params.indexOf(".Params\"")+ 8)); + params = new StringBuilder(params.toString().replaceAll("\\s+", "").replace("salience1000whenthenParamsparams=newParams();","") + .replace("insert(params);end", "") + .replace("params.set", "")); + String[] components = params.toString().split("\\);"); + if(components!= null && components.length > 0){ + for (int i = 0; i < components.length; i++) { + String value = null; + components[i] = components[i]+")"; + String caption = components[i].substring(0, + components[i].indexOf('(')); + caption = caption.substring(0, 1).toLowerCase() + caption.substring(1); + if (components[i].contains("(\"")) { + value = components[i] + .substring(components[i].indexOf("(\""), + components[i].indexOf("\")")) + .replace("(\"", "").replace("\")", ""); + } else { + value = components[i] + .substring(components[i].indexOf('('), + components[i].indexOf(')')) + .replace("(", "").replace(")", ""); + } + dynamicLayoutMap.put(caption, value); + + } + } + } catch (Exception e) { + policyLogger.error(XACMLErrorConstants.ERROR_DATA_ISSUE + e.getMessage() + e); + } + } + + } + + // set View Rule + @SuppressWarnings("unchecked") + @RequestMapping(value={"/policyController/ViewBRMSParamPolicyRule.htm"}, method={org.springframework.web.bind.annotation.RequestMethod.POST}) + public void setViewRule(HttpServletRequest request, HttpServletResponse response){ + try { + ObjectMapper mapper = new ObjectMapper(); + mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false); + JsonNode root = mapper.readTree(request.getReader()); + PolicyRestAdapter policyData = mapper.readValue(root.get(PolicyController.getPolicydata()).get("policy").toString(), PolicyRestAdapter.class); + policyData.setDomainDir(root.get(PolicyController.getPolicydata()).get("model").get("name").toString().replace("\"", "")); + if(root.get(PolicyController.getPolicydata()).get("model").get("type").toString().replace("\"", "").equals(PolicyController.getFile())){ + policyData.setEditPolicy(true); + } + + String body = ""; + + body = "/* Autogenerated Code Please Don't change/remove this comment section. This is for the UI purpose. \n\t " + + brmsTemplateVlaue + policyData.getRuleName() + "%$> \n */ \n"; + body = body + findRule((String) policyData.getRuleName()) + "\n"; + StringBuilder generatedRule = new StringBuilder(); + generatedRule.append("rule \""+ policyData.getDomainDir().replace("\\", ".") +".Config_BRMS_Param_" + policyData.getPolicyName()+".Params\" \n\tsalience 1000 \n\twhen\n\tthen\n\t\tParams params = new Params();"); + + if(policyData.getRuleData().size() > 0){ + for(Object keyValue: policyData.getRuleData().keySet()){ + String key = keyValue.toString().substring(0, 1).toUpperCase() + keyValue.toString().substring(1); + if (string.equals(keyValue)) { + generatedRule.append("\n\t\tparams.set" + + key + "(\"" + + policyData.getRuleData().get(keyValue).toString() + "\");"); + } else { + generatedRule.append("\n\t\tparams.set" + + key + "(" + + policyData.getRuleData().get(keyValue).toString() + ");"); + } + } + } + generatedRule.append("\n\t\tinsert(params);\nend"); + policyLogger.info("New rule generated with :" + generatedRule.toString()); + body = body + generatedRule.toString(); + // Expand the body. + Map copyMap=new HashMap<>(); + copyMap.putAll((Map) policyData.getRuleData()); + copyMap.put("policyName", policyData.getDomainDir().replace("\\", ".") +".Config_BRMS_Param_" + policyData.getPolicyName()); + copyMap.put("policyScope", policyData.getDomainDir().replace("\\", ".")); + copyMap.put("policyVersion", "1"); + //Finding all the keys in the Map data-structure. + Set keySet= copyMap.keySet(); + Iterator iterator = keySet.iterator(); + Pattern p; + Matcher m; + while(iterator.hasNext()) { + //Converting the first character of the key into a lower case. + String input= iterator.next(); + String output = Character.toLowerCase(input.charAt(0)) + + (input.length() > 1 ? input.substring(1) : ""); + //Searching for a pattern in the String using the key. + p=Pattern.compile("\\$\\{"+output+"\\}"); + m=p.matcher(body); + //Replacing the value with the inputs provided by the user in the editor. + body=m.replaceAll(copyMap.get(input)); + } + response.setCharacterEncoding("UTF-8"); + response.setContentType("application / json"); + request.setCharacterEncoding("UTF-8"); + + PrintWriter out = response.getWriter(); + String responseString = mapper.writeValueAsString(body); + JSONObject j = new JSONObject("{policyData: " + responseString + "}"); + out.write(j.toString()); + } catch (Exception e) { + policyLogger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + e); + } + } +}