Addressing Technical Debt for ONAP-XACML
[policy/engine.git] / ONAP-XACML / src / main / java / org / onap / policy / xacml / std / pap / StdPDPGroup.java
index 9cdb452..745a43d 100644 (file)
@@ -59,7 +59,9 @@ import com.google.common.base.Splitter;
 import com.google.common.io.ByteStreams;
 
 public class StdPDPGroup extends StdPDPItemSetChangeNotifier implements OnapPDPGroup, StdItemSetChangeListener, Comparable<Object>, Serializable {
+       
        private static final long serialVersionUID = 1L;
+       private static final String groupNotExist= "Group directory does NOT exist";
        private static Log      logger  = LogFactory.getLog(StdPDPGroup.class);
        
        private String id;
@@ -137,8 +139,8 @@ public class StdPDPGroup extends StdPDPItemSetChangeNotifier implements OnapPDPG
                                } else if (key.toString().endsWith(".pdps")) {
                                        String pdpList = properties.getProperty(key.toString());
                                        if (pdpList != null && pdpList.length() > 0) {
-                                               for (String id : Splitter.on(',').omitEmptyStrings().trimResults().split(pdpList)) {
-                                                       StdPDP pdp = new StdPDP(id, properties);
+                                               for (String pdpId : Splitter.on(',').omitEmptyStrings().trimResults().split(pdpList)) {
+                                                       StdPDP pdp = new StdPDP(pdpId, properties);
                                                        pdp.addItemSetChangeListener(this);
                                                        this.pdps.add(pdp);
                                                }
@@ -157,10 +159,10 @@ public class StdPDPGroup extends StdPDPItemSetChangeNotifier implements OnapPDPG
                        logger.warn("Group directory does NOT exist: " + directory.toString());
                        try {
                                Files.createDirectory(directory);
-                               this.status.addLoadWarning("Group directory does NOT exist");
+                               this.status.addLoadWarning(groupNotExist);
                        } catch (IOException e) {
-                               PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE, e, "StdPDPGroup", "Group directory does NOT exist");
-                               this.status.addLoadError("Group directory does NOT exist");
+                               PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE, e, "StdPDPGroup", groupNotExist);
+                               this.status.addLoadError(groupNotExist);
                                this.status.setStatus(PDPGroupStatus.Status.LOAD_ERRORS);
                        }
                }
@@ -229,7 +231,7 @@ public class StdPDPGroup extends StdPDPItemSetChangeNotifier implements OnapPDPG
                        }
                        //Even if we create a new pip file, we still need to parse and load the properties
                        try{
-                               this.readPIPProperties(directory, pipProperties);
+                               this.readPIPProperties(pipProperties);
                        }catch(Exception e){
                                throw new PAPException("Failed to load the new pip properties file", e);
                        }
@@ -243,7 +245,7 @@ public class StdPDPGroup extends StdPDPItemSetChangeNotifier implements OnapPDPG
                                }
                                // For all old PIP config's modify to the new PIP Configuration. 
                                // If PIP is empty add the new values and save it. 
-                               if(pipProperties.get(XACMLProperties.PROP_PIP_ENGINES).toString().trim().equals("")){
+                               if("".equals(pipProperties.get(XACMLProperties.PROP_PIP_ENGINES).toString().trim())){
                                        pipProperties = setPIPProperties(pipProperties);
                                        try (OutputStream os = Files.newOutputStream(file)) {
                                                pipProperties.store(os, "");
@@ -252,7 +254,7 @@ public class StdPDPGroup extends StdPDPItemSetChangeNotifier implements OnapPDPG
                                //
                                // Parse the pips
                                //
-                               this.readPIPProperties(directory, pipProperties);
+                               this.readPIPProperties(pipProperties);
                        } catch (IOException e) {
                                logger.warn("Failed to open group PIP Config properties file: " + file, e);
                                this.status.addLoadError("Not PIP config properties defined");
@@ -264,20 +266,6 @@ public class StdPDPGroup extends StdPDPItemSetChangeNotifier implements OnapPDPG
        }
        
        public void resetStatus() {
-//             //
-//             // If we are updating, don't allow reset
-//             //
-//             if (this.status.getStatus() == Status.UPDATING_CONFIGURATION) {
-//                     logger.warn("We are updating, chill.");
-//                     return;
-//             }
-//             //
-//             // Load errors take precedence
-//             //
-//             if (this.status.getStatus() == Status.LOAD_ERRORS) {
-//                     logger.warn("We had load errors.");
-//                     return;
-//             }
                //
                // Reset our status object
                //
@@ -312,13 +300,13 @@ public class StdPDPGroup extends StdPDPItemSetChangeNotifier implements OnapPDPG
                }
                
                // priority is worst-cast to best case
-               if (this.status.getUnknownPDPs().size() > 0) {
+               if (!this.status.getUnknownPDPs().isEmpty()) {
                        this.status.setStatus(Status.UNKNOWN);
-               } else if (this.status.getFailedPDPs().size() > 0 || this.status.getLastUpdateFailedPDPs().size() > 0) {
+               } else if (!this.status.getFailedPDPs().isEmpty() || !this.status.getLastUpdateFailedPDPs().isEmpty()) {
                        this.status.setStatus(Status.LOAD_ERRORS);
-               } else if (this.status.getOutOfSynchPDPs().size() > 0) {
+               } else if (!this.status.getOutOfSynchPDPs().isEmpty()) {
                        this.status.setStatus(Status.OUT_OF_SYNCH);
-               } else if (this.status.getUpdatingPDPs().size() > 0) {
+               } else if (!this.status.getUpdatingPDPs().isEmpty()) {
                        this.status.setStatus(Status.UPDATING_CONFIGURATION);
                } else {
                        this.status.setStatus(Status.OK); 
@@ -404,6 +392,7 @@ public class StdPDPGroup extends StdPDPItemSetChangeNotifier implements OnapPDPG
                this.pdps = pdps;
        }
        
+       @Override
        public Set<OnapPDP> getOnapPdps(){
                return Collections.unmodifiableSet(pdps);
        }
@@ -430,7 +419,8 @@ public class StdPDPGroup extends StdPDPItemSetChangeNotifier implements OnapPDPG
                }
                return null;
        }
-
+       
+       @Override
        public Properties getPolicyProperties()
        {
                Properties properties = new Properties(){
@@ -442,9 +432,9 @@ public class StdPDPGroup extends StdPDPItemSetChangeNotifier implements OnapPDPG
                    public synchronized Enumeration<Object> keys() {
                        return Collections.enumeration(new TreeSet<Object>(super.keySet()));
                    }
-           };;
-               List<String> roots = new ArrayList<String>();
-               List<String> refs = new ArrayList<String>();
+           };
+               List<String> roots = new ArrayList<>();
+               List<String> refs = new ArrayList<>();
                
                for (PDPPolicy policy : this.policies) {
                        // for all policies need to tell PDP the "name", which is the base name for the file id
@@ -718,9 +708,10 @@ public class StdPDPGroup extends StdPDPItemSetChangeNotifier implements OnapPDPG
                this.firePDPGroupChanged(this);
        }
        
+       @Override
        public Properties getPipConfigProperties() {
                Properties properties = new Properties();
-               List<String> configs = new ArrayList<String>();
+               List<String> configs = new ArrayList<>();
                
                for (PDPPIPConfig config : this.pipConfigs) {
                        configs.add(config.getId());
@@ -820,11 +811,11 @@ public class StdPDPGroup extends StdPDPItemSetChangeNotifier implements OnapPDPG
                                isRoot = false;
                                continue;
                        }
-                       for (String id : policyList) {
+                       for (String policyId : policyList) {
                                //
                                // Construct the policy filename
                                //
-                               Path policyPath = Paths.get(directory.toString(), id );
+                               Path policyPath = Paths.get(directory.toString(), policyId );
                                //
                                // Create the Policy Object
                                //
@@ -854,13 +845,13 @@ public class StdPDPGroup extends StdPDPItemSetChangeNotifier implements OnapPDPG
                }
        }
 
-       private void    readPIPProperties(Path directory, Properties properties) {
+       private void readPIPProperties(Properties properties) {
                String list = properties.getProperty(XACMLProperties.PROP_PIP_ENGINES);
                if (list == null || list.length() == 0) {
                        return;
                }
-               for (String id : list.split("[,]")) {
-                       StdPDPPIPConfig config = new StdPDPPIPConfig(id, properties);
+               for (String pipId : list.split("[,]")) {
+                       StdPDPPIPConfig config = new StdPDPPIPConfig(pipId, properties);
                        if (config.isConfigured()) {
                                this.pipConfigs.add(config);
                                this.status.addLoadedPipConfig(config);
@@ -935,11 +926,10 @@ public class StdPDPGroup extends StdPDPItemSetChangeNotifier implements OnapPDPG
        }
 
        
-       //
-       // Methods needed for JSON deserialization
-       //
        public StdPDPGroup() {
-               
+               //
+               // Methods needed for JSON deserialization
+               //
        }
        
        public StdPDPGroup(OnapPDPGroup group) {
@@ -955,9 +945,9 @@ public class StdPDPGroup extends StdPDPItemSetChangeNotifier implements OnapPDPG
        public boolean isDefault() {
                return isDefault;
        }
-       public void setDefault(boolean isDefault) {
-               this.isDefault = isDefault;
-       }
+    public void setDefault(boolean isDefault) {
+        this.isDefault = isDefault;
+    }
        public void setStatus(PDPGroupStatus status) {
                this.status = new StdPDPGroupStatus(status);
        }