diff options
Diffstat (limited to 'core/src/main/java/com/att/cadi/lur/EpiLur.java')
| -rw-r--r-- | core/src/main/java/com/att/cadi/lur/EpiLur.java | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/core/src/main/java/com/att/cadi/lur/EpiLur.java b/core/src/main/java/com/att/cadi/lur/EpiLur.java new file mode 100644 index 0000000..de6c057 --- /dev/null +++ b/core/src/main/java/com/att/cadi/lur/EpiLur.java @@ -0,0 +1,168 @@ +/*******************************************************************************
+ * ============LICENSE_START====================================================
+ * * org.onap.aai
+ * * ===========================================================================
+ * * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
+ * * Copyright © 2017 Amdocs
+ * * ===========================================================================
+ * * 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====================================================
+ * *
+ * * ECOMP is a trademark and service mark of AT&T Intellectual Property.
+ * *
+ ******************************************************************************/
+package com.att.cadi.lur;
+
+import java.security.Principal;
+import java.util.List;
+
+import com.att.cadi.CachingLur;
+import com.att.cadi.CadiException;
+import com.att.cadi.CredVal;
+import com.att.cadi.Lur;
+import com.att.cadi.Permission;
+
+/**
+ * EpiLUR
+ *
+ * Short for "Epic LUR". Be able to run through a series of LURs to obtain the validation needed.
+ *
+ * The pun is better for the other pattern... "TAF" (aka EpiTaf), but it's still the larger picture of
+ * LURs that will be accomplished.
+ *
+ * FYI, the reason we separate LURs, rather than combine, is that Various User Repository Resources have
+ * different Caching requirements. For instance, the Local User Repo (with stand alone names), never expire, but might be
+ * refreshed with a change in Configuration File, while the Remote Service based LURs will need to expire at prescribed intervals
+ *
+ *
+ */
+public final class EpiLur implements Lur {
+ private final Lur[] lurs;
+
+ /**
+ * EpiLur constructor
+ *
+ * Construct the EpiLur from variable TAF parameters
+ * @param lurs
+ * @throws CadiException
+ */
+ public EpiLur(Lur ... lurs) throws CadiException{
+ this.lurs = lurs;
+ if(lurs.length==0) throw new CadiException("Need at least one Lur implementation in constructor");
+ }
+
+ public boolean fish(Principal bait, Permission pond) {
+ if(pond==null) {
+ return false;
+ }
+ boolean rv = false;
+ Lur lur;
+ for(int i=0;!rv && i<lurs.length;++i) {
+ rv = (lur = lurs[i]).fish(bait, pond);
+ if(!rv && lur.handlesExclusively(pond)) break;
+ }
+ return rv;
+ }
+
+ public void fishAll(Principal bait, List<Permission> permissions) {
+ for(Lur lur : lurs) {
+ lur.fishAll(bait, permissions);
+ }
+ }
+
+ public void destroy() {
+ for(Lur lur : lurs) {
+ lur.destroy();
+ }
+ }
+
+ /**
+ * Return the first Lur (if any) which also implements UserPass
+ * @return
+ */
+ public CredVal getUserPassImpl() {
+ for(Lur lur : lurs) {
+ if(lur instanceof CredVal) {
+ return (CredVal)lur;
+ }
+ }
+ return null;
+ }
+
+ // Never needed... Only EpiLur uses...
+ public boolean handlesExclusively(Permission pond) {
+ return false;
+ }
+
+ /**
+ * Get Lur for index. Returns null if out of range
+ * @param idx
+ * @return
+ */
+ public Lur get(int idx) {
+ if(idx>=0 && idx<lurs.length) {
+ return lurs[idx];
+ }
+ return null;
+ }
+
+ public boolean supports(String userName) {
+ for(Lur l : lurs) {
+ if(l.supports(userName))return true;
+ }
+ return false;
+ }
+
+ public void remove(String id) {
+ for(Lur l : lurs) {
+ if(l instanceof CachingLur) {
+ ((CachingLur<?>)l).remove(id);
+ }
+ }
+ }
+
+ public Lur subLur(Class<? extends Lur> cls ) {
+ for(Lur l : lurs) {
+ if(l.getClass().isAssignableFrom(cls)) {
+ return l;
+ }
+ }
+ return null;
+ }
+
+ @Override
+ public Permission createPerm(String p) {
+ return new LocalPermission(p);
+ }
+
+ /* (non-Javadoc)
+ * @see com.att.cadi.Lur#clear(java.security.Principal, java.lang.StringBuilder)
+ */
+ @Override
+ public void clear(Principal p, StringBuilder report) {
+ for(Lur lur : lurs) {
+ lur.clear(p, report);
+ }
+ }
+
+ public String toString() {
+ StringBuilder sb = new StringBuilder();
+ for(Lur lur : lurs) {
+ sb.append(lur.getClass().getSimpleName());
+ sb.append(": Report\n");
+ sb.append(lur.toString());
+ sb.append('\n');
+ }
+ return sb.toString();
+ }
+}
|