X-Git-Url: https://gerrit.onap.org/r/gitweb?p=policy%2Fengine.git;a=blobdiff_plain;f=POLICY-SDK-APP%2Fsrc%2Fmain%2Fjava%2Forg%2Fonap%2Fpolicy%2Fadmin%2FRESTfulPAPEngine.java;h=53be0999d9957689a116841eb82db551865354e0;hp=a8831eaafe82b792add2729fde64b6762b8e55dc;hb=3555353c1baedc080f310e9e737a46f7cc7aa89e;hpb=2db31606da32d9f5d3a16854385de8e496cd28f6 diff --git a/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/RESTfulPAPEngine.java b/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/RESTfulPAPEngine.java index a8831eaaf..53be0999d 100644 --- a/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/RESTfulPAPEngine.java +++ b/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/RESTfulPAPEngine.java @@ -71,324 +71,324 @@ import org.onap.policy.common.logging.flexlogger.Logger; * */ public class RESTfulPAPEngine extends StdPDPItemSetChangeNotifier implements PAPPolicyEngine { - private static final Logger LOGGER = FlexLogger.getLogger(RESTfulPAPEngine.class); - - private static final String groupID = "groupId="; - - // - // URL of the PAP Servlet that this Admin Console talks to - // - private String papServletURLString; - - /** - * Set up link with PAP Servlet and get our initial set of Groups - * @throws Exception - */ - public RESTfulPAPEngine (String myURLString) throws PAPException { - // - // Get our URL to the PAP servlet - // - this.papServletURLString = XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_URL); - if (this.papServletURLString == null || this.papServletURLString.length() == 0) { - String message = "The property 'POLICYENGINE_ADMIN_ACTIVE' was not set during installation. Admin Console cannot call PAP."; - LOGGER.error(message); - throw new PAPException(message); - } - - // - // register this Admin Console with the PAP Servlet to get updates - // - Object newURL = sendToPAP("PUT", null, null, null, "adminConsoleURL=" + myURLString); - if (newURL != null) { - // assume this was a re-direct and try again - LOGGER.warn("Redirecting to '" + newURL + "'"); - this.papServletURLString = (String)newURL; - newURL = sendToPAP("PUT", null, null, null, "adminConsoleURL=" + myURLString); - if (newURL != null) { - LOGGER.error("Failed to redirect to " + this.papServletURLString); - throw new PAPException("Failed to register with PAP"); - } - } - } - - - // - // High-level commands used by the Admin Console code through the PAPEngine Interface - // - - @Override - public OnapPDPGroup getDefaultGroup() throws PAPException { - return (OnapPDPGroup)sendToPAP("GET", null, null, StdPDPGroup.class, groupID, "default="); - } - - @Override - public void setDefaultGroup(OnapPDPGroup group) throws PAPException { - sendToPAP("POST", null, null, null, groupID + group.getId(), "default=true"); - } - - @SuppressWarnings("unchecked") - @Override - public Set getOnapPDPGroups() throws PAPException { - Set newGroupSet; - newGroupSet = (Set) this.sendToPAP("GET", null, Set.class, StdPDPGroup.class, groupID); - return Collections.unmodifiableSet(newGroupSet); - } - - - @Override - public OnapPDPGroup getGroup(String id) throws PAPException { - return (OnapPDPGroup)sendToPAP("GET", null, null, StdPDPGroup.class, groupID + id); - } - - @Override - public void newGroup(String name, String description) - throws PAPException { - String escapedName = null; - String escapedDescription = null; - try { - escapedName = URLEncoder.encode(name, "UTF-8"); - escapedDescription = URLEncoder.encode(description, "UTF-8"); - } catch (UnsupportedEncodingException e) { - throw new PAPException("Unable to send name or description to PAP: " + e.getMessage() +e); - } - - this.sendToPAP("POST", null, null, null, groupID, "groupName="+escapedName, "groupDescription=" + escapedDescription); - } - - - /** - * Update the configuration on the PAP for a single Group. - * - * @param group - * @return - * @throws PAPException - */ - @Override - public void updateGroup(OnapPDPGroup group) throws PAPException { - - try { - - // - // ASSUME that all of the policies mentioned in this group are already located in the correct directory on the PAP! - // - // Whenever a Policy is added to the group, that file must be automatically copied to the PAP from the Workspace. - // - - - // Copy all policies from the local machine's workspace to the PAP's PDPGroup directory. - // This is not efficient since most of the policies will already exist there. - // However, the policy files are (probably!) not too huge, and this is a good way to ensure that any corrupted files on the PAP get refreshed. - - - // now update the group object on the PAP - - sendToPAP("PUT", group, null, null, groupID + group.getId()); - } catch (Exception e) { - String message = "Unable to PUT policy '" + group.getId() + "', e:" + e; - LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + message, e); - throw new PAPException(message); - } - } - - - @Override - public void removeGroup(OnapPDPGroup group, OnapPDPGroup newGroup) - throws PAPException { - String moveToGroupString = null; - if (newGroup != null) { - moveToGroupString = "movePDPsToGroupId=" + newGroup.getId(); - } - sendToPAP("DELETE", null, null, null, groupID + group.getId(), moveToGroupString); - } - - @Override - public OnapPDPGroup getPDPGroup(OnapPDP pdp) throws PAPException { - return getPDPGroup(pdp.getId()); - } - - - public OnapPDPGroup getPDPGroup(String pdpId) throws PAPException { - return (OnapPDPGroup)sendToPAP("GET", null, null, StdPDPGroup.class, groupID, "pdpId=" + pdpId, "getPDPGroup="); - } - - @Override - public OnapPDP getPDP(String pdpId) throws PAPException { - return (OnapPDP)sendToPAP("GET", null, null, StdPDP.class, groupID, "pdpId=" + pdpId); - } - - @Override - public void newPDP(String id, OnapPDPGroup group, String name, String description, int jmxport) throws PAPException { - StdPDP newPDP = new StdPDP(id, name, description, jmxport); - sendToPAP("PUT", newPDP, null, null, groupID + group.getId(), "pdpId=" + id); - return; - } - - @Override - public void movePDP(OnapPDP pdp, OnapPDPGroup newGroup) throws PAPException { - sendToPAP("POST", null, null, null, groupID + newGroup.getId(), "pdpId=" + pdp.getId()); - return; - } - - @Override - public void updatePDP(OnapPDP pdp) throws PAPException { - OnapPDPGroup group = getPDPGroup(pdp); - sendToPAP("PUT", pdp, null, null, groupID + group.getId(), "pdpId=" + pdp.getId()); - return; - } - - @Override - public void removePDP(OnapPDP pdp) throws PAPException { - OnapPDPGroup group = getPDPGroup(pdp); - sendToPAP("DELETE", null, null, null, groupID + group.getId(), "pdpId=" + pdp.getId()); - return; - } - - //Validate the Policy Data - public boolean validatePolicyRequest(PolicyRestAdapter policyAdapter, String policyType) throws PAPException { - StdPAPPolicy newPAPPolicy = new StdPAPPolicy(policyAdapter.getPolicyName(), policyAdapter.getConfigBodyData(), policyAdapter.getConfigType(), "Base"); - - //send JSON object to PAP - return (Boolean) sendToPAP("PUT", newPAPPolicy, null, null, "operation=validate", "apiflag=admin", "policyType=" + policyType); - } - - - - @Override - public void publishPolicy(String id, String name, boolean isRoot, - InputStream policy, OnapPDPGroup group) throws PAPException { - - - // copy the (one) file into the target directory on the PAP servlet - copyFile(id, group, policy); - - // adjust the local copy of the group to include the new policy - PDPPolicy pdpPolicy = new StdPDPPolicy(id, isRoot, name); - group.getPolicies().add(pdpPolicy); - - // tell the PAP servlet to include the policy in the configuration - updateGroup(group); - - return; - } - - /** - * Copy a single Policy file from the input stream to the PAP Servlet. - * Either this works (silently) or it throws an exception. - * - * @param policyId - * @param group - * @param policy - * @return - * @throws PAPException - */ - public void copyFile(String policyId, OnapPDPGroup group, InputStream policy) throws PAPException { - // send the policy file to the PAP Servlet - try { - sendToPAP("POST", policy, null, null, groupID + group.getId(), "policyId="+policyId); - } catch (Exception e) { - String message = "Unable to PUT policy '" + policyId + "', e:" + e; - LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + message, e); - throw new PAPException(message); - } - } - - - @Override - public void copyPolicy(PDPPolicy policy, OnapPDPGroup group) throws PAPException { - if (policy == null || group == null) { - throw new PAPException("Null input policy="+policy+" group="+group); - } - try (InputStream is = new FileInputStream(new File(policy.getLocation())) ) { - copyFile(policy.getId(), group, is ); - } catch (Exception e) { - String message = "Unable to PUT policy '" + policy.getId() + "', e:" + e; - LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + message, e); - throw new PAPException(message); - } - } - - @Override - public void removePolicy(PDPPolicy policy, OnapPDPGroup group) throws PAPException { - throw new PAPException("NOT IMPLEMENTED"); - - } - - - /** - * Special operation - Similar to the normal PAP operations but this one contacts the PDP directly - * to get detailed status info. - * - * @param pdp - * @return - * @throws PAPException - */ - @Override - public PDPStatus getStatus(OnapPDP pdp) throws PAPException { - return (StdPDPStatus)sendToPAP("GET", pdp, null, StdPDPStatus.class); - } - - - // - // Internal Operations called by the PAPEngine Interface methods - // - - /** - * Send a request to the PAP Servlet and get the response. - * - * The content is either an InputStream to be copied to the Request OutputStream - * OR it is an object that is to be encoded into JSON and pushed into the Request OutputStream. - * - * The Request parameters may be encoded in multiple "name=value" sets, or parameters may be combined by the caller. - * - * @param method - * @param content - EITHER an InputStream OR an Object to be encoded in JSON - * @param collectionTypeClass - * @param responseContentClass - * @param parameters - * @return - * @throws Exception - */ - @SuppressWarnings({ "rawtypes", "unchecked" }) - private Object sendToPAP(String method, Object content, Class collectionTypeClass, Class responseContentClass, String... parameters ) throws PAPException { - HttpURLConnection connection = null; - String papID = XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_USERID); - LOGGER.info("User Id is " + papID); - String papPass = CryptoUtils.decryptTxtNoExStr(XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_PASS)); - Base64.Encoder encoder = Base64.getEncoder(); - String encoding = encoder.encodeToString((papID+":"+papPass).getBytes(StandardCharsets.UTF_8)); - Object contentObj = content; - LOGGER.info("Encoding for the PAP is: " + encoding); - try { - String fullURL = papServletURLString; - if (parameters != null && parameters.length > 0) { - StringBuilder queryString = new StringBuilder(); - for (String p : parameters) { - queryString.append("&" + p); - } - fullURL += "?" + queryString.substring(1); - } - - // special case - Status (actually the detailed status) comes from the PDP directly, not the PAP - if ("GET".equals(method) && (contentObj instanceof OnapPDP) && responseContentClass == StdPDPStatus.class) { - // Adjust the url and properties appropriately - String pdpID =((OnapPDP)contentObj).getId(); - fullURL = pdpID + "?type=Status"; - contentObj = null; - if(CheckPDP.validateID(pdpID)){ - encoding = CheckPDP.getEncoding(pdpID); - } - } - - - URL url = new URL(fullURL); - - // - // Open up the connection - // - connection = (HttpURLConnection)url.openConnection(); - // - // Setup our method and headers - // + private static final Logger LOGGER = FlexLogger.getLogger(RESTfulPAPEngine.class); + + private static final String groupID = "groupId="; + + // + // URL of the PAP Servlet that this Admin Console talks to + // + private String papServletURLString; + + /** + * Set up link with PAP Servlet and get our initial set of Groups + * @throws Exception + */ + public RESTfulPAPEngine (String myURLString) throws PAPException { + // + // Get our URL to the PAP servlet + // + this.papServletURLString = XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_URL); + if (this.papServletURLString == null || this.papServletURLString.length() == 0) { + String message = "The property 'POLICYENGINE_ADMIN_ACTIVE' was not set during installation. Admin Console cannot call PAP."; + LOGGER.error(message); + throw new PAPException(message); + } + + // + // register this Admin Console with the PAP Servlet to get updates + // + Object newURL = sendToPAP("PUT", null, null, null, "adminConsoleURL=" + myURLString); + if (newURL != null) { + // assume this was a re-direct and try again + LOGGER.warn("Redirecting to '" + newURL + "'"); + this.papServletURLString = (String)newURL; + newURL = sendToPAP("PUT", null, null, null, "adminConsoleURL=" + myURLString); + if (newURL != null) { + LOGGER.error("Failed to redirect to " + this.papServletURLString); + throw new PAPException("Failed to register with PAP"); + } + } + } + + + // + // High-level commands used by the Admin Console code through the PAPEngine Interface + // + + @Override + public OnapPDPGroup getDefaultGroup() throws PAPException { + return (OnapPDPGroup)sendToPAP("GET", null, null, StdPDPGroup.class, groupID, "default="); + } + + @Override + public void setDefaultGroup(OnapPDPGroup group) throws PAPException { + sendToPAP("POST", null, null, null, groupID + group.getId(), "default=true"); + } + + @SuppressWarnings("unchecked") + @Override + public Set getOnapPDPGroups() throws PAPException { + Set newGroupSet; + newGroupSet = (Set) this.sendToPAP("GET", null, Set.class, StdPDPGroup.class, groupID); + return Collections.unmodifiableSet(newGroupSet); + } + + + @Override + public OnapPDPGroup getGroup(String id) throws PAPException { + return (OnapPDPGroup)sendToPAP("GET", null, null, StdPDPGroup.class, groupID + id); + } + + @Override + public void newGroup(String name, String description) + throws PAPException { + String escapedName = null; + String escapedDescription = null; + try { + escapedName = URLEncoder.encode(name, "UTF-8"); + escapedDescription = URLEncoder.encode(description, "UTF-8"); + } catch (UnsupportedEncodingException e) { + throw new PAPException("Unable to send name or description to PAP: " + e.getMessage() +e); + } + + this.sendToPAP("POST", null, null, null, groupID, "groupName="+escapedName, "groupDescription=" + escapedDescription); + } + + + /** + * Update the configuration on the PAP for a single Group. + * + * @param group + * @return + * @throws PAPException + */ + @Override + public void updateGroup(OnapPDPGroup group) throws PAPException { + + try { + + // + // ASSUME that all of the policies mentioned in this group are already located in the correct directory on the PAP! + // + // Whenever a Policy is added to the group, that file must be automatically copied to the PAP from the Workspace. + // + + + // Copy all policies from the local machine's workspace to the PAP's PDPGroup directory. + // This is not efficient since most of the policies will already exist there. + // However, the policy files are (probably!) not too huge, and this is a good way to ensure that any corrupted files on the PAP get refreshed. + + + // now update the group object on the PAP + + sendToPAP("PUT", group, null, null, groupID + group.getId()); + } catch (Exception e) { + String message = "Unable to PUT policy '" + group.getId() + "', e:" + e; + LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + message, e); + throw new PAPException(message); + } + } + + + @Override + public void removeGroup(OnapPDPGroup group, OnapPDPGroup newGroup) + throws PAPException { + String moveToGroupString = null; + if (newGroup != null) { + moveToGroupString = "movePDPsToGroupId=" + newGroup.getId(); + } + sendToPAP("DELETE", null, null, null, groupID + group.getId(), moveToGroupString); + } + + @Override + public OnapPDPGroup getPDPGroup(OnapPDP pdp) throws PAPException { + return getPDPGroup(pdp.getId()); + } + + + public OnapPDPGroup getPDPGroup(String pdpId) throws PAPException { + return (OnapPDPGroup)sendToPAP("GET", null, null, StdPDPGroup.class, groupID, "pdpId=" + pdpId, "getPDPGroup="); + } + + @Override + public OnapPDP getPDP(String pdpId) throws PAPException { + return (OnapPDP)sendToPAP("GET", null, null, StdPDP.class, groupID, "pdpId=" + pdpId); + } + + @Override + public void newPDP(String id, OnapPDPGroup group, String name, String description, int jmxport) throws PAPException { + StdPDP newPDP = new StdPDP(id, name, description, jmxport); + sendToPAP("PUT", newPDP, null, null, groupID + group.getId(), "pdpId=" + id); + return; + } + + @Override + public void movePDP(OnapPDP pdp, OnapPDPGroup newGroup) throws PAPException { + sendToPAP("POST", null, null, null, groupID + newGroup.getId(), "pdpId=" + pdp.getId()); + return; + } + + @Override + public void updatePDP(OnapPDP pdp) throws PAPException { + OnapPDPGroup group = getPDPGroup(pdp); + sendToPAP("PUT", pdp, null, null, groupID + group.getId(), "pdpId=" + pdp.getId()); + return; + } + + @Override + public void removePDP(OnapPDP pdp) throws PAPException { + OnapPDPGroup group = getPDPGroup(pdp); + sendToPAP("DELETE", null, null, null, groupID + group.getId(), "pdpId=" + pdp.getId()); + return; + } + + //Validate the Policy Data + public boolean validatePolicyRequest(PolicyRestAdapter policyAdapter, String policyType) throws PAPException { + StdPAPPolicy newPAPPolicy = new StdPAPPolicy(policyAdapter.getPolicyName(), policyAdapter.getConfigBodyData(), policyAdapter.getConfigType(), "Base"); + + //send JSON object to PAP + return (Boolean) sendToPAP("PUT", newPAPPolicy, null, null, "operation=validate", "apiflag=admin", "policyType=" + policyType); + } + + + + @Override + public void publishPolicy(String id, String name, boolean isRoot, + InputStream policy, OnapPDPGroup group) throws PAPException { + + + // copy the (one) file into the target directory on the PAP servlet + copyFile(id, group, policy); + + // adjust the local copy of the group to include the new policy + PDPPolicy pdpPolicy = new StdPDPPolicy(id, isRoot, name); + group.getPolicies().add(pdpPolicy); + + // tell the PAP servlet to include the policy in the configuration + updateGroup(group); + + return; + } + + /** + * Copy a single Policy file from the input stream to the PAP Servlet. + * Either this works (silently) or it throws an exception. + * + * @param policyId + * @param group + * @param policy + * @return + * @throws PAPException + */ + public void copyFile(String policyId, OnapPDPGroup group, InputStream policy) throws PAPException { + // send the policy file to the PAP Servlet + try { + sendToPAP("POST", policy, null, null, groupID + group.getId(), "policyId="+policyId); + } catch (Exception e) { + String message = "Unable to PUT policy '" + policyId + "', e:" + e; + LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + message, e); + throw new PAPException(message); + } + } + + + @Override + public void copyPolicy(PDPPolicy policy, OnapPDPGroup group) throws PAPException { + if (policy == null || group == null) { + throw new PAPException("Null input policy="+policy+" group="+group); + } + try (InputStream is = new FileInputStream(new File(policy.getLocation())) ) { + copyFile(policy.getId(), group, is ); + } catch (Exception e) { + String message = "Unable to PUT policy '" + policy.getId() + "', e:" + e; + LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + message, e); + throw new PAPException(message); + } + } + + @Override + public void removePolicy(PDPPolicy policy, OnapPDPGroup group) throws PAPException { + throw new PAPException("NOT IMPLEMENTED"); + + } + + + /** + * Special operation - Similar to the normal PAP operations but this one contacts the PDP directly + * to get detailed status info. + * + * @param pdp + * @return + * @throws PAPException + */ + @Override + public PDPStatus getStatus(OnapPDP pdp) throws PAPException { + return (StdPDPStatus)sendToPAP("GET", pdp, null, StdPDPStatus.class); + } + + + // + // Internal Operations called by the PAPEngine Interface methods + // + + /** + * Send a request to the PAP Servlet and get the response. + * + * The content is either an InputStream to be copied to the Request OutputStream + * OR it is an object that is to be encoded into JSON and pushed into the Request OutputStream. + * + * The Request parameters may be encoded in multiple "name=value" sets, or parameters may be combined by the caller. + * + * @param method + * @param content - EITHER an InputStream OR an Object to be encoded in JSON + * @param collectionTypeClass + * @param responseContentClass + * @param parameters + * @return + * @throws Exception + */ + @SuppressWarnings({ "rawtypes", "unchecked" }) + private Object sendToPAP(String method, Object content, Class collectionTypeClass, Class responseContentClass, String... parameters ) throws PAPException { + HttpURLConnection connection = null; + String papID = XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_USERID); + LOGGER.info("User Id is " + papID); + String papPass = CryptoUtils.decryptTxtNoExStr(XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_PASS)); + Base64.Encoder encoder = Base64.getEncoder(); + String encoding = encoder.encodeToString((papID+":"+papPass).getBytes(StandardCharsets.UTF_8)); + Object contentObj = content; + LOGGER.info("Encoding for the PAP is: " + encoding); + try { + String fullURL = papServletURLString; + if (parameters != null && parameters.length > 0) { + StringBuilder queryString = new StringBuilder(); + for (String p : parameters) { + queryString.append("&" + p); + } + fullURL += "?" + queryString.substring(1); + } + + // special case - Status (actually the detailed status) comes from the PDP directly, not the PAP + if ("GET".equals(method) && (contentObj instanceof OnapPDP) && responseContentClass == StdPDPStatus.class) { + // Adjust the url and properties appropriately + String pdpID =((OnapPDP)contentObj).getId(); + fullURL = pdpID + "?type=Status"; + contentObj = null; + if(CheckPDP.validateID(pdpID)){ + encoding = CheckPDP.getEncoding(pdpID); + } + } + + + URL url = new URL(fullURL); + + // + // Open up the connection + // + connection = (HttpURLConnection)url.openConnection(); + // + // Setup our method and headers + // connection.setRequestMethod(method); connection.setUseCaches(false); // @@ -400,118 +400,121 @@ public class RESTfulPAPEngine extends StdPDPItemSetChangeNotifier implements PAP // connection.setInstanceFollowRedirects(false); connection.setRequestProperty("Authorization", "Basic " + encoding); - connection.setDoOutput(true); - connection.setDoInput(true); - - if (contentObj != null) { - if (contentObj instanceof InputStream) { - try { - // - // Send our current policy configuration - // - try (OutputStream os = connection.getOutputStream()) { - int count = IOUtils.copy((InputStream)contentObj, os); - if (LOGGER.isDebugEnabled()) { - LOGGER.debug("copied to output, bytes="+count); - } - } - } catch (Exception e) { - LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Failed to write content in '" + method + "'", e); - } - } else { - // The contentObj is an object to be encoded in JSON - ObjectMapper mapper = new ObjectMapper(); - mapper.writeValue(connection.getOutputStream(), contentObj); - } - } + connection.setDoOutput(true); + connection.setDoInput(true); + + if (contentObj != null) { + if (contentObj instanceof InputStream) { + try { + // + // Send our current policy configuration + // + try (OutputStream os = connection.getOutputStream()) { + int count = IOUtils.copy((InputStream)contentObj, os); + if (LOGGER.isDebugEnabled()) { + LOGGER.debug("copied to output, bytes="+count); + } + } + } catch (Exception e) { + LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Failed to write content in '" + method + "'", e); + } + } else { + // The contentObj is an object to be encoded in JSON + ObjectMapper mapper = new ObjectMapper(); + mapper.writeValue(connection.getOutputStream(), contentObj); + } + } // // Do the connect // connection.connect(); if (connection.getResponseCode() == 204) { - LOGGER.info("Success - no content."); - return null; + LOGGER.info("Success - no content."); + return null; } else if (connection.getResponseCode() == 200) { - LOGGER.info("Success. We have a return object."); - String isValidData = connection.getHeaderField("isValidData"); - String isSuccess = connection.getHeaderField("successMapKey"); - Map successMap = new HashMap<>(); - if (isValidData != null && "true".equalsIgnoreCase(isValidData)){ - LOGGER.info("Policy Data is valid."); - return true; - } else if (isValidData != null && "false".equalsIgnoreCase(isValidData)) { - LOGGER.info("Policy Data is invalid."); - return false; - } else if (isSuccess != null && "success".equalsIgnoreCase(isSuccess)) { - LOGGER.info("Policy Created Successfully!" ); - String finalPolicyPath = connection.getHeaderField("finalPolicyPath"); - successMap.put("success", finalPolicyPath); - return successMap; - } else if (isSuccess != null && "error".equalsIgnoreCase(isSuccess)) { - LOGGER.info("There was an error while creating the policy!"); - successMap.put("error", "error"); - return successMap; - } else { - // get the response content into a String - String json = null; - // read the inputStream into a buffer (trick found online scans entire input looking for end-of-file) - java.util.Scanner scanner = new java.util.Scanner(connection.getInputStream()); - scanner.useDelimiter("\\A"); - json = scanner.hasNext() ? scanner.next() : ""; - scanner.close(); - LOGGER.info("JSON response from PAP: " + json); - - // convert Object sent as JSON into local object - ObjectMapper mapper = new ObjectMapper(); - mapper.disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES); - if (collectionTypeClass != null) { - // collection of objects expected - final CollectionType javaType = - mapper.getTypeFactory().constructCollectionType(collectionTypeClass, responseContentClass); - - return mapper.readValue(json, javaType); - } else { - // single value object expected - return mapper.readValue(json, responseContentClass); - } - } + LOGGER.info("Success. We have a return object."); + String isValidData = connection.getHeaderField("isValidData"); + String isSuccess = connection.getHeaderField("successMapKey"); + Map successMap = new HashMap<>(); + if (isValidData != null && "true".equalsIgnoreCase(isValidData)){ + LOGGER.info("Policy Data is valid."); + return true; + } else if (isValidData != null && "false".equalsIgnoreCase(isValidData)) { + LOGGER.info("Policy Data is invalid."); + return false; + } else if (isSuccess != null && "success".equalsIgnoreCase(isSuccess)) { + LOGGER.info("Policy Created Successfully!" ); + String finalPolicyPath = connection.getHeaderField("finalPolicyPath"); + successMap.put("success", finalPolicyPath); + return successMap; + } else if (isSuccess != null && "error".equalsIgnoreCase(isSuccess)) { + LOGGER.info("There was an error while creating the policy!"); + successMap.put("error", "error"); + return successMap; + } else { + // get the response content into a String + String json = null; + // read the inputStream into a buffer (trick found online scans entire input looking for end-of-file) + try(java.util.Scanner scanner = new java.util.Scanner(connection.getInputStream())) { + scanner.useDelimiter("\\A"); + json = scanner.hasNext() ? scanner.next() : ""; + } catch (Exception e){ + LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Failed to read inputStream from connection: " + e, e); + throw e; + } + LOGGER.info("JSON response from PAP: " + json); + + // convert Object sent as JSON into local object + ObjectMapper mapper = new ObjectMapper(); + mapper.disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES); + if (collectionTypeClass != null) { + // collection of objects expected + final CollectionType javaType = + mapper.getTypeFactory().constructCollectionType(collectionTypeClass, responseContentClass); + + return mapper.readValue(json, javaType); + } else { + // single value object expected + return mapper.readValue(json, responseContentClass); + } + } } else if (connection.getResponseCode() >= 300 && connection.getResponseCode() <= 399) { - // redirection - String newURL = connection.getHeaderField("Location"); - if (newURL == null) { - LOGGER.error("No Location header to redirect to when response code="+connection.getResponseCode()); - throw new IOException("No redirect Location header when response code="+connection.getResponseCode()); - } - int qIndex = newURL.indexOf('?'); - if (qIndex > 0) { - newURL = newURL.substring(0, qIndex); - } - LOGGER.info("Redirect seen. Redirecting " + fullURL + " to " + newURL); - return newURL; + // redirection + String newURL = connection.getHeaderField("Location"); + if (newURL == null) { + LOGGER.error("No Location header to redirect to when response code="+connection.getResponseCode()); + throw new IOException("No redirect Location header when response code="+connection.getResponseCode()); + } + int qIndex = newURL.indexOf('?'); + if (qIndex > 0) { + newURL = newURL.substring(0, qIndex); + } + LOGGER.info("Redirect seen. Redirecting " + fullURL + " to " + newURL); + return newURL; } else { - LOGGER.warn("Unexpected response code: " + connection.getResponseCode() + " message: " + connection.getResponseMessage()); - throw new IOException("Server Response: " + connection.getResponseCode() + ": " + connection.getResponseMessage()); + LOGGER.warn("Unexpected response code: " + connection.getResponseCode() + " message: " + connection.getResponseMessage()); + throw new IOException("Server Response: " + connection.getResponseCode() + ": " + connection.getResponseMessage()); } - } catch (Exception e) { - LOGGER.error(XACMLErrorConstants.ERROR_SYSTEM_ERROR + "HTTP Request/Response to PAP: " + e,e); - throw new PAPException("Request/Response threw :" + e); - } finally { - // cleanup the connection - if (connection != null) { - try { - // For some reason trying to get the inputStream from the connection - // throws an exception rather than returning null when the InputStream does not exist. - InputStream is = connection.getInputStream(); - if (is != null) { - is.close(); - } - } catch (IOException ex) { - LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Failed to close connection: " + ex, ex); - } - connection.disconnect(); - } - } - } + } catch (Exception e) { + LOGGER.error(XACMLErrorConstants.ERROR_SYSTEM_ERROR + "HTTP Request/Response to PAP: " + e,e); + throw new PAPException("Request/Response threw :" + e); + } finally { + // cleanup the connection + if (connection != null) { + try { + // For some reason trying to get the inputStream from the connection + // throws an exception rather than returning null when the InputStream does not exist. + InputStream is = connection.getInputStream(); + if (is != null) { + is.close(); + } + } catch (IOException ex) { + LOGGER.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Failed to close connection: " + ex, ex); + } + connection.disconnect(); + } + } + } }