Sonar fixes related to exceptions

Fixes in aaf-cadi-aaf module

Change-Id: Ie5148f3526d782bd45e0ae9c0423ab8f84187a50
Issue-ID: AAF-396
Signed-off-by: Maciej Wejs <maciej.wejs@nokia.com>

5 files changed, 56 insertions, 56 deletions

diff --git a/cadi/aaf/src/main/java/org/onap/aaf/cadi/aaf/v2_0/AAFAuthn.java b/cadi/aaf/src/main/java/org/onap/aaf/cadi/aaf/v2_0/AAFAuthn.java
index 3c970bc2..b350e2a7 100644
--- a/cadi/aaf/src/main/java/org/onap/aaf/cadi/aaf/v2_0/AAFAuthn.java
+++ b/cadi/aaf/src/main/java/org/onap/aaf/cadi/aaf/v2_0/AAFAuthn.java
@@ -43,7 +43,7 @@ public class AAFAuthn<CLIENT> extends AbsUserCache<AAFPermission> {
 	 * @throws Exception ..
 	 */
 	// Package on purpose
-	AAFAuthn(AAFCon<CLIENT> con) throws Exception {
+	AAFAuthn(AAFCon<CLIENT> con) {
 		super(con.access,con.cleanInterval,con.highCount,con.usageRefreshTriggerCount);
 		this.con = con;
 	}
@@ -73,7 +73,7 @@ public class AAFAuthn<CLIENT> extends AbsUserCache<AAFPermission> {
 	 * 
 	 * Convenience function.  Passes "null" for State object
 	 */
-	public String validate(String user, String password) throws IOException, CadiException {
+	public String validate(String user, String password) throws IOException {
 		return validate(user,password,null);
 	}
 	
@@ -90,7 +90,7 @@ public class AAFAuthn<CLIENT> extends AbsUserCache<AAFPermission> {
 	 * @throws CadiException 
 	 * @throws Exception
 	 */
-	public String validate(String user, String password, Object state) throws IOException, CadiException {
+	public String validate(String user, String password, Object state) throws IOException {
 		password = access.decrypt(password, false);
 		byte[] bytes = password.getBytes();
 		User<AAFPermission> usr = getUser(user,bytes);
@@ -103,7 +103,7 @@ public class AAFAuthn<CLIENT> extends AbsUserCache<AAFPermission> {
 			}
 		}
 
-		AAFCachedPrincipal cp = new AAFCachedPrincipal(this,con.app, user, bytes, con.cleanInterval);
+		AAFCachedPrincipal cp = new AAFCachedPrincipal(user, bytes, con.cleanInterval);
 		// Since I've relocated the Validation piece in the Principal, just revalidate, then do Switch
 		// Statement
 		switch(cp.revalidate(state)) {
@@ -127,9 +127,10 @@ public class AAFAuthn<CLIENT> extends AbsUserCache<AAFPermission> {
 	}
 	
 	private class AAFCachedPrincipal extends ConfigPrincipal implements CachedPrincipal {
-		private long expires,timeToLive;
+		private long expires;
+		private long timeToLive;
 
-		public AAFCachedPrincipal(AAFAuthn<?> aaf, String app, String name, byte[] pass, int timeToLive) {
+		private AAFCachedPrincipal(String name, byte[] pass, int timeToLive) {
 			super(name,pass);
 			this.timeToLive = timeToLive;
 			expires = timeToLive + System.currentTimeMillis();
@@ -164,6 +165,6 @@ public class AAFAuthn<CLIENT> extends AbsUserCache<AAFPermission> {
 		public long expires() {
 			return expires;
 		}
-	};
+	}
 
 }
diff --git a/cadi/aaf/src/main/java/org/onap/aaf/cadi/aaf/v2_0/AAFCon.java b/cadi/aaf/src/main/java/org/onap/aaf/cadi/aaf/v2_0/AAFCon.java
index b076379c..32a82d6d 100644
--- a/cadi/aaf/src/main/java/org/onap/aaf/cadi/aaf/v2_0/AAFCon.java
+++ b/cadi/aaf/src/main/java/org/onap/aaf/cadi/aaf/v2_0/AAFCon.java
@@ -166,19 +166,21 @@ public abstract class AAFCon<CLIENT> implements Connector {
 						access.printf(Access.Level.WARN,"%s, %s or %s required before use.", Config.CADI_ALIAS, Config.AAF_APPID, Config.OAUTH_CLIENT_ID);
 						set(si.defSS);
 					} else {
-						set(si.defSS=x509Alias(alias));
+						si.defSS=x509Alias(alias);
+						set(si.defSS);
 					}
 				} else {
-					if(mechid!=null && encpass !=null) {
-						set(si.defSS=basicAuth(mechid, encpass));
+					if(mechid!=null) {
+						si.defSS=basicAuth(mechid, encpass);
+						set(si.defSS);
 					} else {
-						set(si.defSS=new SecuritySetter<CLIENT>() {
-							
+						si.defSS=new SecuritySetter<CLIENT>() {
+
 							@Override
 							public String getID() {
 								return "";
 							}
-			
+
 							@Override
 							public void setSecurity(CLIENT client) throws CadiException {
 								throw new CadiException("AAFCon has not been initialized with Credentials (SecuritySetter)");
@@ -188,7 +190,8 @@ public abstract class AAFCon<CLIENT> implements Connector {
 							public int setLastResponse(int respCode) {
 								return 0;
 							}
-						});
+						};
+						set(si.defSS);
 					}
 				}
 			}
@@ -249,22 +252,21 @@ public abstract class AAFCon<CLIENT> implements Connector {
 	
 	public AAFAuthn<CLIENT> newAuthn() throws APIException {
 		try {
-			return new AAFAuthn<CLIENT>(this);
-		} catch (APIException e) {
-			throw e;
+			return new AAFAuthn<>(this);
 		} catch (Exception e) {
 			throw new APIException(e);
 		}
 	}
 
 	public AAFAuthn<CLIENT> newAuthn(AbsUserCache<AAFPermission> c) {
-		return new AAFAuthn<CLIENT>(this,c);
+		return new AAFAuthn<>(this, c);
 	}
 
 	public AAFLurPerm newLur() throws CadiException {
 		try {
 			if(lur==null) {
-				return (lur =  new AAFLurPerm(this));
+				lur = new AAFLurPerm(this);
+				return lur;
 			} else {
 				return new AAFLurPerm(this,lur);
 			}
@@ -357,13 +359,13 @@ public abstract class AAFCon<CLIENT> implements Connector {
 				Error err = errDF.newData().in(TYPE.JSON).load(f.body()).asObject();
 				return Vars.convert(err.getText(),err.getVariables());
 			} catch (APIException e){
-				// just return the body below
+				access.log(e);
 			}
 		}
 		return text;
 	}
 	
-	public static AAFCon<?> newInstance(PropAccess pa) throws APIException, CadiException, LocatorException {
+	public static AAFCon<?> newInstance(PropAccess pa) throws CadiException, LocatorException {
 		// Potentially add plugin for other kinds of Access
 		return new AAFConHttp(pa);
 	}
diff --git a/cadi/aaf/src/main/java/org/onap/aaf/cadi/aaf/v2_0/AAFConHttp.java b/cadi/aaf/src/main/java/org/onap/aaf/cadi/aaf/v2_0/AAFConHttp.java
index 9fc38d9f..59cb6c87 100644
--- a/cadi/aaf/src/main/java/org/onap/aaf/cadi/aaf/v2_0/AAFConHttp.java
+++ b/cadi/aaf/src/main/java/org/onap/aaf/cadi/aaf/v2_0/AAFConHttp.java
@@ -49,7 +49,7 @@ import org.onap.aaf.misc.env.APIException;
 public class AAFConHttp extends AAFCon<HttpURLConnection> {
 	private final HMangr hman;
 
-	public AAFConHttp(Access access) throws APIException, CadiException, LocatorException {
+	public AAFConHttp(Access access) throws CadiException, LocatorException {
 		super(access,Config.AAF_URL,SecurityInfoC.instance(access, HttpURLConnection.class));
 		bestSS(si);
 		hman = new HMangr(access,Config.loadLocator(si, access.getProperty(Config.AAF_URL,null)));
@@ -64,7 +64,7 @@ public class AAFConHttp extends AAFCon<HttpURLConnection> {
 			} catch (APIException e) {
 				throw new CadiException(e);
 			}
-		} else if((s = access.getProperty(Config.AAF_APPID, null))!=null){
+		} else if((access.getProperty(Config.AAF_APPID, null))!=null){
 			try {
 				return new HBasicAuthSS(si,true);
 			} catch (IOException /*| GeneralSecurityException*/ e) {
@@ -75,19 +75,19 @@ public class AAFConHttp extends AAFCon<HttpURLConnection> {
 		}
 	}
 
-	public AAFConHttp(Access access, String tag) throws APIException, CadiException, LocatorException {
+	public AAFConHttp(Access access, String tag) throws CadiException, LocatorException {
 		super(access,tag,SecurityInfoC.instance(access, HttpURLConnection.class));
 		bestSS(si);
 		hman = new HMangr(access,Config.loadLocator(si, access.getProperty(tag,tag/*try the content itself*/)));
 	}
 
-	public AAFConHttp(Access access, String urlTag, SecurityInfoC<HttpURLConnection> si) throws CadiException, APIException, LocatorException {
+	public AAFConHttp(Access access, String urlTag, SecurityInfoC<HttpURLConnection> si) throws CadiException, LocatorException {
 		super(access,urlTag,si);
 		bestSS(si);
 		hman = new HMangr(access,Config.loadLocator(si, access.getProperty(urlTag,null)));
 	}
 
-	public AAFConHttp(Access access, Locator<URI> locator) throws CadiException, LocatorException, APIException {
+	public AAFConHttp(Access access, Locator<URI> locator) throws CadiException, LocatorException {
 		super(access,Config.AAF_URL,SecurityInfoC.instance(access, HttpURLConnection.class));
 		bestSS(si);
 		hman = new HMangr(access,locator);
@@ -135,7 +135,7 @@ public class AAFConHttp extends AAFCon<HttpURLConnection> {
 		}
 	}
 
-	public SecuritySetter<HttpURLConnection> x509Alias(String alias) throws APIException, CadiException {
+	public SecuritySetter<HttpURLConnection> x509Alias(String alias) throws CadiException {
 		try {
 			return set(new HX509SS(alias,si));
 		} catch (Exception e) {
@@ -168,7 +168,7 @@ public class AAFConHttp extends AAFCon<HttpURLConnection> {
 		}
 	}
 	@Override
-	public AbsTransferSS<HttpURLConnection> transferSS(TaggedPrincipal principal) throws CadiException {
+	public AbsTransferSS<HttpURLConnection> transferSS(TaggedPrincipal principal) {
 		return new HTransferSS(principal, app,si);
 	}
 	
@@ -199,7 +199,7 @@ public class AAFConHttp extends AAFCon<HttpURLConnection> {
 
 	@Override
 	public <RET> RET best(Retryable<RET> retryable) throws LocatorException, CadiException, APIException {
-		return hman.best(si.defSS, (Retryable<RET>)retryable);
+		return hman.best(si.defSS, retryable);
 	}
 
 	/* (non-Javadoc)
@@ -207,7 +207,7 @@ public class AAFConHttp extends AAFCon<HttpURLConnection> {
 	 */
 	@Override
 	public <RET> RET bestForUser(GetSetter getSetter, Retryable<RET> retryable) throws LocatorException, CadiException, APIException {
-		return hman.best(getSetter.get(this), (Retryable<RET>)retryable);
+		return hman.best(getSetter.get(this), retryable);
 	}
 
 	/* (non-Javadoc)
@@ -230,7 +230,7 @@ public class AAFConHttp extends AAFCon<HttpURLConnection> {
 	 * @see org.onap.aaf.cadi.aaf.v2_0.AAFCon#setInitURI(java.lang.String)
 	 */
 	@Override
-	protected void setInitURI(String uriString) throws CadiException {
+	protected void setInitURI(String uriString) {
 		// Using Locator, not URLString, which is mostly for DME2
 	}
 
diff --git a/cadi/aaf/src/main/java/org/onap/aaf/cadi/aaf/v2_0/AAFTaf.java b/cadi/aaf/src/main/java/org/onap/aaf/cadi/aaf/v2_0/AAFTaf.java
index 42f3ec4d..6159726b 100644
--- a/cadi/aaf/src/main/java/org/onap/aaf/cadi/aaf/v2_0/AAFTaf.java
+++ b/cadi/aaf/src/main/java/org/onap/aaf/cadi/aaf/v2_0/AAFTaf.java
@@ -22,23 +22,20 @@
 package org.onap.aaf.cadi.aaf.v2_0;
 
 import java.io.IOException;
-import java.net.ConnectException;
 import java.security.Principal;
-
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
-
 import org.onap.aaf.cadi.AbsUserCache;
+import org.onap.aaf.cadi.Access.Level;
 import org.onap.aaf.cadi.CachedPrincipal;
+import org.onap.aaf.cadi.CachedPrincipal.Resp;
 import org.onap.aaf.cadi.CadiException;
 import org.onap.aaf.cadi.Connector;
 import org.onap.aaf.cadi.GetCred;
 import org.onap.aaf.cadi.Hash;
 import org.onap.aaf.cadi.SecuritySetter;
-import org.onap.aaf.cadi.User;
-import org.onap.aaf.cadi.Access.Level;
-import org.onap.aaf.cadi.CachedPrincipal.Resp;
 import org.onap.aaf.cadi.Taf.LifeForm;
+import org.onap.aaf.cadi.User;
 import org.onap.aaf.cadi.aaf.AAFPermission;
 import org.onap.aaf.cadi.aaf.v2_0.AAFCon.GetSetter;
 import org.onap.aaf.cadi.client.Future;
@@ -54,8 +51,6 @@ import org.onap.aaf.cadi.taf.basic.BasicHttpTafResp;
 import org.onap.aaf.misc.env.APIException;
 
 public class AAFTaf<CLIENT> extends AbsUserCache<AAFPermission> implements HttpTaf {
-//	private static final String INVALID_AUTH_TOKEN = "Invalid Auth Token";
-//	private static final String AUTHENTICATING_SERVICE_UNAVAILABLE = "Authenticating Service unavailable";
 	private AAFCon<CLIENT> aaf;
 	private boolean warn;
 
@@ -67,19 +62,19 @@ public class AAFTaf<CLIENT> extends AbsUserCache<AAFPermission> implements HttpT
 
 	public AAFTaf(AAFCon<CLIENT> con, boolean turnOnWarning, AbsUserCache<AAFPermission> other) {
 		super(other);
-		aaf = (AAFCon<CLIENT>)con;
+		aaf = con;
 		warn = turnOnWarning;
 	}
 	
 	// Note: Needed for Creation of this Object with Generics
 	@SuppressWarnings("unchecked")
-	public AAFTaf(Connector mustBeAAFCon, boolean turnOnWarning, AbsUserCache<AAFPermission> other) throws CadiException {
+	public AAFTaf(Connector mustBeAAFCon, boolean turnOnWarning, AbsUserCache<AAFPermission> other) {
 		this((AAFCon<CLIENT>)mustBeAAFCon,turnOnWarning,other);
 	}
 
 	// Note: Needed for Creation of this Object with Generics
 	@SuppressWarnings("unchecked")
-	public AAFTaf(Connector mustBeAAFCon, boolean turnOnWarning) throws CadiException {
+	public AAFTaf(Connector mustBeAAFCon, boolean turnOnWarning) {
 		this((AAFCon<CLIENT>)mustBeAAFCon,turnOnWarning);
 	}
 
@@ -90,7 +85,9 @@ public class AAFTaf<CLIENT> extends AbsUserCache<AAFPermission> implements HttpT
 		// Note: Either Carbon or Silicon based LifeForms ok
 		String authz = req.getHeader("Authorization");
 		if(authz != null && authz.startsWith("Basic ")) {
-			if(warn&&!req.isSecure())aaf.access.log(Level.WARN,"WARNING! BasicAuth has been used over an insecure channel");
+			if(warn&&!req.isSecure()) {
+				aaf.access.log(Level.WARN,"WARNING! BasicAuth has been used over an insecure channel");
+			}
 			try {
 				final CachedBasicPrincipal bp;
 				if(req.getUserPrincipal() instanceof CachedBasicPrincipal) {
@@ -100,14 +97,12 @@ public class AAFTaf<CLIENT> extends AbsUserCache<AAFPermission> implements HttpT
 				}
 				// First try Cache
 				final User<AAFPermission> usr = getUser(bp);
-				if(usr != null && usr.principal != null) {
-					if(usr.principal instanceof GetCred) {
-						if(Hash.isEqual(bp.getCred(),((GetCred)usr.principal).getCred())) {
-							return new BasicHttpTafResp(aaf.access,bp,bp.getName()+" authenticated by cached AAF password",RESP.IS_AUTHENTICATED,resp,aaf.getRealm(),false);
-						}
-					}
+				if(usr != null
+					&& usr.principal instanceof GetCred
+					&& Hash.isEqual(bp.getCred(),((GetCred)usr.principal).getCred())) {
+					return new BasicHttpTafResp(aaf.access,bp,bp.getName()+" authenticated by cached AAF password",RESP.IS_AUTHENTICATED,resp,aaf.getRealm(),false);
 				}
-				
+
 				Miss miss = missed(bp.getName(), bp.getCred());
 				if(miss!=null && !miss.mayContinue()) {
 					return new BasicHttpTafResp(aaf.access,null,buildMsg(bp,req,
@@ -123,7 +118,7 @@ public class AAFTaf<CLIENT> extends AbsUserCache<AAFPermission> implements HttpT
 						}
 					},new Retryable<BasicHttpTafResp>() {
 						@Override
-						public BasicHttpTafResp code(Rcli<?> client) throws CadiException, ConnectException, APIException {
+						public BasicHttpTafResp code(Rcli<?> client) throws CadiException, APIException {
 							Future<String> fp = client.read("/authn/basicAuth", "text/plain");
 							if(fp.get(aaf.timeout)) {
 								if(usr!=null) {
@@ -166,7 +161,7 @@ public class AAFTaf<CLIENT> extends AbsUserCache<AAFPermission> implements HttpT
 		return new BasicHttpTafResp(aaf.access,null,"Requesting HTTP Basic Authorization",RESP.TRY_AUTHENTICATING,resp,aaf.getRealm(),false);
 	}
 	
-	public String buildMsg(Principal pr, HttpServletRequest req, Object ... msg) {
+	private String buildMsg(Principal pr, HttpServletRequest req, Object... msg) {
 		StringBuilder sb = new StringBuilder();
 		for(Object s : msg) {
 			sb.append(s.toString());
diff --git a/cadi/aaf/src/main/java/org/onap/aaf/cadi/aaf/v2_0/AbsAAFLocator.java b/cadi/aaf/src/main/java/org/onap/aaf/cadi/aaf/v2_0/AbsAAFLocator.java
index f0909062..a0706c47 100644
--- a/cadi/aaf/src/main/java/org/onap/aaf/cadi/aaf/v2_0/AbsAAFLocator.java
+++ b/cadi/aaf/src/main/java/org/onap/aaf/cadi/aaf/v2_0/AbsAAFLocator.java
@@ -128,6 +128,8 @@ public abstract class AbsAAFLocator<TRANS extends Trans> implements Locator<URI>
 						version = split[1];
 						name = split[0];
 						break;
+					default:
+						break;
 				}
 			}
 		}
@@ -207,7 +209,7 @@ public abstract class AbsAAFLocator<TRANS extends Trans> implements Locator<URI>
 	}
 
 	private boolean noEntries() {
-		return epList.size()<=0;
+		return epList.isEmpty();
 	}
 
 	@Override
@@ -416,8 +418,8 @@ public abstract class AbsAAFLocator<TRANS extends Trans> implements Locator<URI>
 		}
 
 	protected static class EP implements Comparable<EP> {
-		public URI uri;
-		public final double distance;
+		private URI uri;
+		private final double distance;
 		private boolean valid;
 		
 		public EP(final Endpoint ep, double latitude, double longitude) throws URISyntaxException {
@@ -486,7 +488,7 @@ public abstract class AbsAAFLocator<TRANS extends Trans> implements Locator<URI>
 			try {
 				return new URI(rv.getScheme(),rv.getUserInfo(),rv.getHost(),rv.getPort(),pathInfo,query,fragment);
 			} catch (URISyntaxException e) {
-				throw new LocatorException("Error copying URL");
+				throw new LocatorException("Error copying URL", e);
 			}
 		}
 		return rv;