import org.onap.aaf.misc.env.util.Split;
public class PropertyLocator implements Locator<URI> {
- private final URI [] orig;
- private PLItem[] current;
- private int end;
- private final SecureRandom random;
- private URI[] resolved;
- private long lastRefreshed;
- private long minRefresh;
- private long backgroundRefresh;
+ private final URI [] orig;
+ private PLItem[] current;
+ private int end;
+ private final SecureRandom random;
+ private URI[] resolved;
+ private long lastRefreshed;
+ private long minRefresh;
+ private long backgroundRefresh;
- public PropertyLocator(String locList) throws LocatorException {
- this(locList,10000L, 1000*60*20L); // defaults, do not refresh more than once in 10 seconds, Refresh Locator every 20 mins.
- }
- /**
- * comma delimited root url list
- *
- * @param locList
- * @throws LocatorException
- */
- public PropertyLocator(String locList, long minRefreshMillis, long backgroundRefreshMillis) throws LocatorException {
- minRefresh = minRefreshMillis;
- backgroundRefresh = backgroundRefreshMillis;
- lastRefreshed=0L;
- if(locList==null) {
- throw new LocatorException("No Location List given for PropertyLocator");
- }
- String[] locarray = Split.split(',',locList);
- List<URI> uriList = new ArrayList<>();
-
- random = new SecureRandom();
-
- for(int i=0;i<locarray.length;++i) {
- try {
- int range = locarray[i].indexOf(":[");
- if(range<0) {
- uriList.add(new URI(locarray[i]));
- } else {
- String mach_colon = locarray[i].substring(0, range+1);
- int dash = locarray[i].indexOf('-',range+2);
- int brac = locarray[i].indexOf(']',dash+1);
- int slash = locarray[i].indexOf('/',brac);
- int start = Integer.parseInt(locarray[i].substring(range+2, dash));
- int end = Integer.parseInt(locarray[i].substring(dash+1, brac));
- for(int port=start;port<=end;++port) {
- uriList.add(new URI(mach_colon+port + (slash>=0?locarray[i].substring(slash):"")));
- }
- }
- } catch (NumberFormatException nf) {
- throw new LocatorException("Invalid URI format: " + locarray[i]);
- } catch (URISyntaxException e) {
- throw new LocatorException(e);
- }
- }
- orig = new URI[uriList.size()];
- uriList.toArray(orig);
+ public PropertyLocator(String locList) throws LocatorException {
+ this(locList,10000L, 1000*60*20L); // defaults, do not refresh more than once in 10 seconds, Refresh Locator every 20 mins.
+ }
+ /**
+ * comma delimited root url list
+ *
+ * @param locList
+ * @throws LocatorException
+ */
+ public PropertyLocator(String locList, long minRefreshMillis, long backgroundRefreshMillis) throws LocatorException {
+ minRefresh = minRefreshMillis;
+ backgroundRefresh = backgroundRefreshMillis;
+ lastRefreshed=0L;
+ if(locList==null) {
+ throw new LocatorException("No Location List given for PropertyLocator");
+ }
+ String[] locarray = Split.split(',',locList);
+ List<URI> uriList = new ArrayList<>();
+
+ random = new SecureRandom();
+
+ for(int i=0;i<locarray.length;++i) {
+ try {
+ int range = locarray[i].indexOf(":[");
+ if(range<0) {
+ uriList.add(new URI(locarray[i]));
+ } else {
+ String mach_colon = locarray[i].substring(0, range+1);
+ int dash = locarray[i].indexOf('-',range+2);
+ int brac = locarray[i].indexOf(']',dash+1);
+ int slash = locarray[i].indexOf('/',brac);
+ int start = Integer.parseInt(locarray[i].substring(range+2, dash));
+ int end = Integer.parseInt(locarray[i].substring(dash+1, brac));
+ for(int port=start;port<=end;++port) {
+ uriList.add(new URI(mach_colon+port + (slash>=0?locarray[i].substring(slash):"")));
+ }
+ }
+ } catch (NumberFormatException nf) {
+ throw new LocatorException("Invalid URI format: " + locarray[i]);
+ } catch (URISyntaxException e) {
+ throw new LocatorException(e);
+ }
+ }
+ orig = new URI[uriList.size()];
+ uriList.toArray(orig);
- refresh();
- new Timer("PropertyLocator Refresh Timer",true).scheduleAtFixedRate(new TimerTask() {
- @Override
- public void run() {
- refresh();
- }
- }, backgroundRefresh,backgroundRefresh);
- }
+ refresh();
+ new Timer("PropertyLocator Refresh Timer",true).scheduleAtFixedRate(new TimerTask() {
+ @Override
+ public void run() {
+ refresh();
+ }
+ }, backgroundRefresh,backgroundRefresh);
+ }
- @Override
- public URI get(Item item) throws LocatorException {
- synchronized(orig) {
- if(item==null) {
- return null;
- } else {
- return resolved[((PLItem)item).idx];
- }
- }
- }
+ @Override
+ public URI get(Item item) throws LocatorException {
+ synchronized(orig) {
+ if(item==null) {
+ return null;
+ } else {
+ return resolved[((PLItem)item).idx];
+ }
+ }
+ }
- @Override
- public Item first() throws LocatorException {
- return end>0?current[0]:null;
- }
+ @Override
+ public Item first() throws LocatorException {
+ return end>0?current[0]:null;
+ }
- @Override
- public boolean hasItems() {
- return end>0;
- }
+ @Override
+ public boolean hasItems() {
+ return end>0;
+ }
- @Override
- public Item next(Item item) throws LocatorException {
- if(item==null) {
- return null;
- } else {
- int spot;
- if((spot=(((PLItem)item).order+1))>=end)return null;
- return current[spot];
- }
- }
+ @Override
+ public Item next(Item item) throws LocatorException {
+ if(item==null) {
+ return null;
+ } else {
+ int spot;
+ if((spot=(((PLItem)item).order+1))>=end)return null;
+ return current[spot];
+ }
+ }
- @Override
- public synchronized void invalidate(Item item) throws LocatorException {
- if(--end<0) {
- refresh();
- return;
- }
- if(item==null) {
- return;
- }
- PLItem pli = (PLItem)item;
- int i,order;
- for(i=0;i<end;++i) {
- if(pli==current[i])break;
- }
- order = current[i].order;
- for(;i<end;++i) {
- current[i]=current[i+1];
- current[i].order=order++;
- }
- current[end]=pli;
- }
+ @Override
+ public synchronized void invalidate(Item item) throws LocatorException {
+ if(--end<0) {
+ refresh();
+ return;
+ }
+ if(item==null) {
+ return;
+ }
+ PLItem pli = (PLItem)item;
+ int i,order;
+ for(i=0;i<end;++i) {
+ if(pli==current[i])break;
+ }
+ order = current[i].order;
+ for(;i<end;++i) {
+ current[i]=current[i+1];
+ current[i].order=order++;
+ }
+ current[end]=pli;
+ }
- @Override
- public Item best() throws LocatorException {
- if(current.length==0) {
- refresh();
- }
- switch(current.length) {
- case 0:
- return null;
- case 1:
- return current[0];
- default:
- int rand = random.nextInt(); // sonar driven syntax
- return current[Math.abs(rand)%current.length];
- }
- }
+ @Override
+ public Item best() throws LocatorException {
+ if(current.length==0) {
+ refresh();
+ }
+ switch(current.length) {
+ case 0:
+ return null;
+ case 1:
+ return current[0];
+ default:
+ int rand = random.nextInt(); // sonar driven syntax
+ return current[Math.abs(rand)%current.length];
+ }
+ }
- @Override
- public synchronized boolean refresh() {
- if(System.currentTimeMillis()>lastRefreshed) {
- // Build up list
- List<URI> resolve = new ArrayList<>();
- String realname;
- for(int i = 0; i < orig.length ; ++i) {
- try {
- InetAddress ia[] = InetAddress.getAllByName(orig[i].getHost());
+ @Override
+ public synchronized boolean refresh() {
+ if(System.currentTimeMillis()>lastRefreshed) {
+ // Build up list
+ List<URI> resolve = new ArrayList<>();
+ String realname;
+ for(int i = 0; i < orig.length ; ++i) {
+ try {
+ InetAddress ia[] = InetAddress.getAllByName(orig[i].getHost());
- URI o,n;
- for(int j=0;j<ia.length;++j) {
- o = orig[i];
- Socket socket = createSocket();
- try {
- realname=ia[j].getHostAddress().equals(ia[j].getHostName())?ia[j].getCanonicalHostName():ia[j].getHostName();
- int port = o.getPort();
- if(port<0) { // default
- port = "https".equalsIgnoreCase(o.getScheme())?443:80;
- }
- socket.connect(new InetSocketAddress(realname,port),3000);
- try {
- if(socket.isConnected()) {
- n = new URI(
- o.getScheme(),
- o.getUserInfo(),
- realname,
- o.getPort(),
- o.getPath(),
- o.getQuery(),
- o.getFragment()
- );
- resolve.add(n);
- }
- } finally {
- socket.close();
- }
- } catch (IOException e) {
- } finally {
- if(!socket.isClosed()) {
- try {
- socket.close();
- } catch (IOException e) {
- // nothing to do.
- }
- }
- }
- }
- } catch (UnknownHostException | URISyntaxException e) {
- // Note: Orig Name already known as valid, based on constructor
- }
- }
- end=resolve.size();
- PLItem[] newCurrent;
- if(current==null || current.length!=end) {
- newCurrent = new PLItem[end];
- } else {
- newCurrent = current;
- }
-
- for(int i=0; i< end; ++i) {
- if(newCurrent[i]==null){
- newCurrent[i]=new PLItem(i);
- } else {
- newCurrent[i].idx=newCurrent[i].order=i;
- }
- }
- synchronized(orig) {
- resolved = new URI[end];
- resolve.toArray(resolved);
- current = newCurrent;
- }
- lastRefreshed = System.currentTimeMillis()+minRefresh;
- return !resolve.isEmpty();
- } else {
- return false;
- }
- }
+ URI o,n;
+ for(int j=0;j<ia.length;++j) {
+ o = orig[i];
+ Socket socket = createSocket();
+ try {
+ realname=ia[j].getHostAddress().equals(ia[j].getHostName())?ia[j].getCanonicalHostName():ia[j].getHostName();
+ int port = o.getPort();
+ if(port<0) { // default
+ port = "https".equalsIgnoreCase(o.getScheme())?443:80;
+ }
+ socket.connect(new InetSocketAddress(realname,port),3000);
+ try {
+ if(socket.isConnected()) {
+ n = new URI(
+ o.getScheme(),
+ o.getUserInfo(),
+ realname,
+ o.getPort(),
+ o.getPath(),
+ o.getQuery(),
+ o.getFragment()
+ );
+ resolve.add(n);
+ }
+ } finally {
+ socket.close();
+ }
+ } catch (IOException e) {
+ } finally {
+ if(!socket.isClosed()) {
+ try {
+ socket.close();
+ } catch (IOException e) {
+ // nothing to do.
+ }
+ }
+ }
+ }
+ } catch (UnknownHostException | URISyntaxException e) {
+ // Note: Orig Name already known as valid, based on constructor
+ }
+ }
+ end=resolve.size();
+ PLItem[] newCurrent;
+ if(current==null || current.length!=end) {
+ newCurrent = new PLItem[end];
+ } else {
+ newCurrent = current;
+ }
+
+ for(int i=0; i< end; ++i) {
+ if(newCurrent[i]==null){
+ newCurrent[i]=new PLItem(i);
+ } else {
+ newCurrent[i].idx=newCurrent[i].order=i;
+ }
+ }
+ synchronized(orig) {
+ resolved = new URI[end];
+ resolve.toArray(resolved);
+ current = newCurrent;
+ }
+ lastRefreshed = System.currentTimeMillis()+minRefresh;
+ return !resolve.isEmpty();
+ } else {
+ return false;
+ }
+ }
- protected Socket createSocket() {
- return new Socket();
- }
-
- private class PLItem implements Item {
- public int idx,order;
-
- public PLItem(int i) {
- idx = order =i;
- }
-
- public String toString() {
- return "Item: " + idx + " order: " + order;
- }
- }
+ protected Socket createSocket() {
+ return new Socket();
+ }
+
+ private class PLItem implements Item {
+ public int idx,order;
+
+ public PLItem(int i) {
+ idx = order =i;
+ }
+
+ public String toString() {
+ return "Item: " + idx + " order: " + order;
+ }
+ }
- public String toString() {
- StringBuilder sb = new StringBuilder();
- boolean first = true;
- for(URI uri : orig) {
- boolean isResolved=false;
- if(uri!=null) {
- if(first) {
- first = false;
- } else {
- sb.append(", ");
- }
- sb.append(uri.toString());
- sb.append(" [");
- for(URI u2 : resolved) {
- if(uri.equals(u2)) {
- isResolved = true;
- break;
- }
- }
- sb.append(isResolved?"X]\n":" ]");
- }
- }
- return sb.toString();
- }
-
- public void destroy() {
- }
+ public String toString() {
+ StringBuilder sb = new StringBuilder();
+ boolean first = true;
+ for(URI uri : orig) {
+ boolean isResolved=false;
+ if(uri!=null) {
+ if(first) {
+ first = false;
+ } else {
+ sb.append(", ");
+ }
+ sb.append(uri.toString());
+ sb.append(" [");
+ for(URI u2 : resolved) {
+ if(uri.equals(u2)) {
+ isResolved = true;
+ break;
+ }
+ }
+ sb.append(isResolved?"X]\n":" ]");
+ }
+ }
+ return sb.toString();
+ }
+
+ public void destroy() {
+ }
}
Code Review / aaf / authz.git / blobdiff