Merge "Bug 2731: Discard changes only when transaction exist."

[controller.git] / opendaylight / netconf / netconf-impl / src / main / java / org / opendaylight / controller / netconf / impl / NetconfServerSession.java

diff --git a/opendaylight/netconf/netconf-impl/src/main/java/org/opendaylight/controller/netconf/impl/NetconfServerSession.java b/opendaylight/netconf/netconf-impl/src/main/java/org/opendaylight/controller/netconf/impl/NetconfServerSession.java
index 4cc05b7b42fa40a17f9552e2d459b1bfdb85cea6..0cf2dbc281e1503e0ff1dd8d362285919c527c9a 100644 (file)
--- a/opendaylight/netconf/netconf-impl/src/main/java/org/opendaylight/controller/netconf/impl/NetconfServerSession.java
+++ b/opendaylight/netconf/netconf-impl/src/main/java/org/opendaylight/controller/netconf/impl/NetconfServerSession.java
@@ -8,16 +8,20 @@
 
 package org.opendaylight.controller.netconf.impl;
 
+import com.google.common.base.Preconditions;
 import io.netty.channel.Channel;
-
+import io.netty.handler.codec.ByteToMessageDecoder;
+import io.netty.handler.codec.MessageToByteEncoder;
 import java.text.SimpleDateFormat;
 import java.util.Date;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
-
-import org.opendaylight.controller.netconf.api.NetconfSession;
+import org.opendaylight.controller.netconf.api.NetconfMessage;
 import org.opendaylight.controller.netconf.api.monitoring.NetconfManagementSession;
-import org.opendaylight.protocol.framework.SessionListener;
+import org.opendaylight.controller.netconf.nettyutil.AbstractNetconfSession;
+import org.opendaylight.controller.netconf.nettyutil.handler.NetconfMessageToXMLEncoder;
+import org.opendaylight.controller.netconf.nettyutil.handler.NetconfXMLToMessageDecoder;
+import org.opendaylight.controller.netconf.util.messages.NetconfHelloMessageAdditionalHeader;
 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.DomainName;
 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Host;
 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.extension.rev131210.NetconfTcp;
@@ -33,29 +37,27 @@ import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import com.google.common.base.Preconditions;
-
-public class NetconfServerSession extends NetconfSession implements NetconfManagementSession {
+public final class NetconfServerSession extends AbstractNetconfSession<NetconfServerSession, NetconfServerSessionListener> implements NetconfManagementSession {
 
-    private static final Logger logger = LoggerFactory.getLogger(NetconfServerSession.class);
+    private static final Logger LOG = LoggerFactory.getLogger(NetconfServerSession.class);
 
-    private final NetconfServerSessionNegotiator.AdditionalHeader header;
+    private final NetconfHelloMessageAdditionalHeader header;
 
     private Date loginTime;
     private long inRpcSuccess, inRpcFail, outRpcError;
 
-    public NetconfServerSession(SessionListener sessionListener, Channel channel, long sessionId,
-            NetconfServerSessionNegotiator.AdditionalHeader header) {
+    public NetconfServerSession(final NetconfServerSessionListener sessionListener, final Channel channel, final long sessionId,
+            final NetconfHelloMessageAdditionalHeader header) {
         super(sessionListener, channel, sessionId);
         this.header = header;
-        logger.debug("Session {} created", toString());
+        LOG.debug("Session {} created", toString());
     }
 
     @Override
     protected void sessionUp() {
-        super.sessionUp();
         Preconditions.checkState(loginTime == null, "Session is already up");
         this.loginTime = new Date();
+        super.sessionUp();
     }
 
     public void onIncommingRpcSuccess() {
@@ -72,6 +74,9 @@ public class NetconfServerSession extends NetconfSession implements NetconfManag
 
     public static final String ISO_DATE_FORMAT = "yyyy-MM-dd'T'HH:mm:ss.SSSXXX";
 
+    private static final String dateTimePatternString = DateAndTime.PATTERN_CONSTANTS.get(0);
+    private static final Pattern dateTimePattern = Pattern.compile(dateTimePatternString);
+
     @Override
     public Session toManagementSession() {
         SessionBuilder builder = new SessionBuilder();
@@ -81,16 +86,16 @@ public class NetconfServerSession extends NetconfSession implements NetconfManag
 
         Preconditions.checkState(DateAndTime.PATTERN_CONSTANTS.size() == 1);
         String formattedDateTime = formatDateTime(loginTime);
-        String pattern = DateAndTime.PATTERN_CONSTANTS.get(0);
-        Matcher matcher = Pattern.compile(pattern).matcher(formattedDateTime);
-        Preconditions.checkState(matcher.matches(), "Formatted datetime %s does not match pattern %s", formattedDateTime, pattern);
+
+        Matcher matcher = dateTimePattern.matcher(formattedDateTime);
+        Preconditions.checkState(matcher.matches(), "Formatted datetime %s does not match pattern %s", formattedDateTime, dateTimePattern);
         builder.setLoginTime(new DateAndTime(formattedDateTime));
 
         builder.setInBadRpcs(new ZeroBasedCounter32(inRpcFail));
         builder.setInRpcs(new ZeroBasedCounter32(inRpcSuccess));
         builder.setOutRpcErrors(new ZeroBasedCounter32(outRpcError));
 
-        builder.setUsername(header.getUsername());
+        builder.setUsername(header.getUserName());
         builder.setTransport(getTransportForString(header.getTransport()));
 
         builder.setOutNotifications(new ZeroBasedCounter32(0L));
@@ -98,23 +103,42 @@ public class NetconfServerSession extends NetconfSession implements NetconfManag
         builder.setKey(new SessionKey(getSessionId()));
 
         Session1Builder builder1 = new Session1Builder();
-        builder1.setSessionIdentifier(header.getSessionType());
+        builder1.setSessionIdentifier(header.getSessionIdentifier());
         builder.addAugmentation(Session1.class, builder1.build());
 
         return builder.build();
     }
 
-    private Class<? extends Transport> getTransportForString(String transport) {
+    private Class<? extends Transport> getTransportForString(final String transport) {
         switch(transport) {
-            case "ssh" : return NetconfSsh.class;
-            case "tcp" : return NetconfTcp.class;
-            default: throw new IllegalArgumentException("Unknown transport type " + transport);
+        case "ssh" :
+            return NetconfSsh.class;
+        case "tcp" :
+            return NetconfTcp.class;
+        default:
+            throw new IllegalArgumentException("Unknown transport type " + transport);
         }
     }
 
-    private String formatDateTime(Date loginTime) {
+    private String formatDateTime(final Date loginTime) {
         SimpleDateFormat dateFormat = new SimpleDateFormat(ISO_DATE_FORMAT);
         return dateFormat.format(loginTime);
     }
 
+    @Override
+    protected NetconfServerSession thisInstance() {
+        return this;
+    }
+
+    @Override
+    protected void addExiHandlers(final ByteToMessageDecoder decoder, final MessageToByteEncoder<NetconfMessage> encoder) {
+        replaceMessageDecoder(decoder);
+        replaceMessageEncoderAfterNextMessage(encoder);
+    }
+
+    @Override
+    public void stopExiCommunication() {
+        replaceMessageDecoder(new NetconfXMLToMessageDecoder());
+        replaceMessageEncoderAfterNextMessage(new NetconfMessageToXMLEncoder());
+    }
 }