import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiParam;
+import io.swagger.annotations.ApiResponse;
+import io.swagger.annotations.ApiResponses;
+import io.swagger.annotations.Example;
+import io.swagger.annotations.ExampleProperty;
@Path("/v2/locks/")
-@Api(value="Lock Api")
+@Api(value="Locking Api")
public class RestMusicLocksAPI {
private EELFLoggerDelegate logger =EELFLoggerDelegate.getLogger(RestMusicLocksAPI.class);
*/
@POST
@Path("/create/{lockname}")
- @ApiOperation(value = "Create Lock",
- notes = "Puts the requesting process in the q for this lock." +
- " The corresponding lock will be created if it did not already exist." +
- " Lock Name is the \"key\" of the form keyspaceName.tableName.rowId",
+ @ApiOperation(value = "Create and Acquire a Lock Id for a single row.",
+ notes = "Creates and Acquires a Lock Id for a specific Row in a table based on the key of that row.\n"
+ + " The corresponding lock will be created if it did not already exist."
+ + " Lock Name also the Lock is in the form of keyspaceName.tableName.rowId.\n"
+ + " The Response will be in the form of \"$kesypaceName.tableName.rowId$lockRef\" "
+ + " where the lockRef is a integer representing the Lock Name buffered by \"$\" "
+ + " followed by the lock number. This term for "
+ + " this response is a lockId and it will be used in other /locks API calls where a "
+ + " lockId is required. If just a lock is required then the form that would be "
+ + " the original lockname(without the buffered \"$\").",
response = Map.class)
@Consumes(MediaType.APPLICATION_JSON)
- @Produces(MediaType.APPLICATION_JSON)
+ @Produces(MediaType.APPLICATION_JSON)
+ @ApiResponses(value={
+ @ApiResponse(code=200, message = "Success",examples = @Example( value = {
+ @ExampleProperty(mediaType="application/json",value =
+ "{\"lock\" : {\"lock\" : \"$keyspace.table.rowId$<integer>\"},"
+ + "\"status\" : \"SUCCESS\"}")
+ })),
+ @ApiResponse(code=400, message = "Failure",examples = @Example( value = {
+ @ExampleProperty(mediaType="application/json",value =
+ "{\"error\" : \"Unable to aquire lock\","
+ + "\"status\" : \"FAILURE\"}")
+ }))
+ })
public Response createLockReference(
@ApiParam(value="Lock Name",required=true) @PathParam("lockname") String lockName,
@ApiParam(value = "Minor Version",required = false) @HeaderParam(XMINORVERSION) String minorVersion,
@ApiParam(value = "Patch Version",required = false) @HeaderParam(XPATCHVERSION) String patchVersion,
@ApiParam(value = "Authorization", required = true) @HeaderParam(MusicUtil.AUTHORIZATION) String authorization,
- @ApiParam(value = "AID", required = true) @HeaderParam("aid") String aid,
+ @ApiParam(value = "AID", required = false, hidden = true) @HeaderParam("aid") String aid,
JsonLock lockObject,
+ @ApiParam(value = "Lock Owner", required = false) @HeaderParam("owner") String owner,
@ApiParam(value = "Application namespace",
- required = true) @HeaderParam("ns") String ns) throws Exception{
+ required = false, hidden = true) @HeaderParam("ns") String ns) throws Exception{
try {
ResponseBuilder response = MusicUtil.buildVersionResponse(VERSION, minorVersion, patchVersion);
Map<String, Object> resultMap = MusicCore.validateLock(lockName);
}
String lockId;
try {
- lockId= MusicCore.createLockReference(lockName, locktype);
+ lockId= MusicCore.createLockReference(lockName, locktype, owner);
} catch (MusicLockingException e) {
return response.status(Status.BAD_REQUEST).entity(new JsonResponse(ResultType.FAILURE).setError(e.getMessage()).toMap()).build();
}
* @throws Exception
*/
@GET
- @Path("/acquire/{lockreference}")
- @ApiOperation(value = "Aquire Lock",
+ @Path("/acquire/{lockId}")
+ @ApiOperation(value = "Aquire Lock Id ",
notes = "Checks if the node is in the top of the queue and hence acquires the lock",
response = Map.class)
@Produces(MediaType.APPLICATION_JSON)
+ @ApiResponses(value={
+ @ApiResponse(code=200, message = "Success",examples = @Example( value = {
+ @ExampleProperty(mediaType="application/json",value =
+ "{\"lock\" : {\"lock\" : \"$keyspace.table.rowId$<integer>\"},"
+ + "\"message\" : \"<integer> is the lock holder for the key\","
+ + "\"status\" : \"SUCCESS\"}")
+ })),
+ @ApiResponse(code=400, message = "Failure",examples = @Example( value = {
+ @ExampleProperty(mediaType="application/json",value =
+ "{\"error\" : \"Unable to aquire lock\","
+ + "\"status\" : \"FAILURE\"}")
+ }))
+ })
public Response accquireLock(
- @ApiParam(value="Lock Reference",required=true) @PathParam("lockreference") String lockId,
+ @ApiParam(value="Lock Id",required=true) @PathParam("lockId") String lockId,
@ApiParam(value = "Minor Version",required = false) @HeaderParam(XMINORVERSION) String minorVersion,
@ApiParam(value = "Patch Version",required = false) @HeaderParam(XPATCHVERSION) String patchVersion,
@ApiParam(value = "Authorization", required = true) @HeaderParam(MusicUtil.AUTHORIZATION) String authorization,
- @ApiParam(value = "AID", required = true) @HeaderParam("aid") String aid,
+ @ApiParam(value = "AID", required = false, hidden = true) @HeaderParam("aid") String aid,
@ApiParam(value = "Application namespace",
- required = true) @HeaderParam("ns") String ns) throws Exception{
+ required = false, hidden = true) @HeaderParam("ns") String ns) throws Exception{
try {
ResponseBuilder response = MusicUtil.buildVersionResponse(VERSION, minorVersion, patchVersion);
Map<String, Object> resultMap = MusicCore.validateLock(lockId);
}
-
-
@POST
- @Path("/acquire-with-lease/{lockreference}")
- @ApiOperation(value = "Aquire Lock with Lease", response = Map.class)
+ @Path("/acquire-with-lease/{lockId}")
+ @ApiOperation(
+ hidden = false,
+ value = " ** DEPRECATED ** - Aquire Lock with Lease",
+ notes = "Acquire the lock with a lease, where lease period is in Milliseconds.\n"
+ + "This will ensure that a lock will expire in set milliseconds.\n"
+ + "This is no longer available after v3.2.0",
+ response = Map.class)
@Consumes(MediaType.APPLICATION_JSON)
- @Produces(MediaType.APPLICATION_JSON)
- public Response accquireLockWithLease(JsonLeasedLock lockObj,
- @ApiParam(value="Lock Reference",required=true) @PathParam("lockreference") String lockId,
- @ApiParam(value = "Minor Version",required = false) @HeaderParam(XMINORVERSION) String minorVersion,
- @ApiParam(value = "Patch Version",required = false) @HeaderParam(XPATCHVERSION) String patchVersion,
- @ApiParam(value = "Authorization", required = true) @HeaderParam(MusicUtil.AUTHORIZATION) String authorization,
- @ApiParam(value = "AID", required = true) @HeaderParam("aid") String aid,
- @ApiParam(value = "Application namespace",
- required = true) @HeaderParam("ns") String ns) throws Exception{
+ @Produces(MediaType.APPLICATION_JSON)
+ @ApiResponses(value={
+ @ApiResponse(code=200, message = "Success",examples = @Example( value = {
+ @ExampleProperty(mediaType="application/json",value =
+ "{\"lock\" : {\"lock\" : \"$keyspace.table.rowId$<integer>\","
+ + "\"lock-lease\" : \"6000\"},"
+ + "\"message\" : \"<integer> is the lock holder for the key\","
+ + "\"status\" : \"SUCCESS\"}")
+ })),
+ @ApiResponse(code=400, message = "Failure",examples = @Example( value = {
+ @ExampleProperty(mediaType="application/json",value =
+ "{\"error\" : \"Unable to aquire lock\","
+ + "\"status\" : \"FAILURE\"}")
+ }))
+ })
+ @Deprecated
+ public Response accquireLockWithLease(
+ JsonLeasedLock lockObj,
+ @ApiParam(value="Lock Id",required=true) @PathParam("lockId") String lockId,
+ @ApiParam(value = "Minor Version",required = false) @HeaderParam(XMINORVERSION) String minorVersion,
+ @ApiParam(value = "Patch Version",required = false) @HeaderParam(XPATCHVERSION) String patchVersion,
+ @ApiParam(value = "Authorization", required = true) @HeaderParam(MusicUtil.AUTHORIZATION) String authorization,
+ @ApiParam(value = "AID", required = false, hidden = true) @HeaderParam("aid") String aid,
+ @ApiParam(value = "Application namespace",required = false, hidden = true) @HeaderParam("ns") String ns) throws Exception{
try {
ResponseBuilder response = MusicUtil.buildVersionResponse(VERSION, minorVersion, patchVersion);
Map<String, Object> resultMap = MusicCore.validateLock(lockId);
} finally {
EELFLoggerDelegate.mdcRemove("keyspace");
}
+
+
}
notes = "Gets the current single lockholder at top of lock queue",
response = Map.class)
@Produces(MediaType.APPLICATION_JSON)
+ @ApiResponses(value={
+ @ApiResponse(code=200, message = "Success",examples = @Example( value = {
+ @ExampleProperty(mediaType="application/json",value =
+ "{\"lock\" : {\"lock\" : \"keyspace.table.rowId\","
+ + "\"lock-holder\" : \"$tomtest.employees.tom$<integer>\"}},"
+ + "\"status\" : \"SUCCESS\"}")
+ })),
+ @ApiResponse(code=400, message = "Failure",examples = @Example( value = {
+ @ExampleProperty(mediaType="application/json",value =
+ "{\"error\" : \"Error Message\","
+ + "\"status\" : \"FAILURE\"}")
+ }))
+ })
public Response enquireLock(
@ApiParam(value="Lock Name",required=true) @PathParam("lockname") String lockName,
@ApiParam(value = "Minor Version",required = false) @HeaderParam(XMINORVERSION) String minorVersion,
@ApiParam(value = "Patch Version",required = false) @HeaderParam(XPATCHVERSION) String patchVersion,
@ApiParam(value = "Authorization", required = true) @HeaderParam(MusicUtil.AUTHORIZATION) String authorization,
- @ApiParam(value = "AID", required = true) @HeaderParam("aid") String aid,
+ @ApiParam(value = "AID", required = false, hidden = true) @HeaderParam("aid") String aid,
@ApiParam(value = "Application namespace",
- required = true) @HeaderParam("ns") String ns) throws Exception{
+ required = false, hidden = true) @HeaderParam("ns") String ns) throws Exception{
try {
ResponseBuilder response = MusicUtil.buildVersionResponse(VERSION, minorVersion, patchVersion);
Map<String, Object> resultMap = MusicCore.validateLock(lockName);
}
@GET
- @Path("/getCurrentLockHolders/{lockname}")
+ @Path("/holders/{lockname}")
@ApiOperation(value = "Get Lock Holders",
- notes = "Gets the current Lock Holders",
+ notes = "Gets the current Lock Holders.\n"
+ + "Will return an array of READ Lock References.",
response = Map.class)
@Produces(MediaType.APPLICATION_JSON)
+ @ApiResponses(value={
+ @ApiResponse(code=200, message = "Success",examples = @Example( value = {
+ @ExampleProperty(mediaType="application/json",value =
+ "{\"lock\" : {\"lock\" : \"keyspace.table.rowId\","
+ + "\"lock-holder\" : [\"$keyspace.table.rowId$<integer1>\",\"$keyspace.table.rowId$<integer2>\"]}},"
+ + "\"status\" : \"SUCCESS\"}")
+ })),
+ @ApiResponse(code=400, message = "Failure",examples = @Example( value = {
+ @ExampleProperty(mediaType="application/json",value =
+ "{\"error\" : \"Error message\","
+ + "\"status\" : \"FAILURE\"}")
+ }))
+ })
public Response currentLockHolder(@ApiParam(value="Lock Name",required=true) @PathParam("lockname") String lockName,
@ApiParam(value = "Minor Version",required = false) @HeaderParam(XMINORVERSION) String minorVersion,
@ApiParam(value = "Patch Version",required = false) @HeaderParam(XPATCHVERSION) String patchVersion,
@ApiParam(value = "Authorization", required = true) @HeaderParam(MusicUtil.AUTHORIZATION) String authorization,
- @ApiParam(value = "AID", required = true) @HeaderParam("aid") String aid,
+ @ApiParam(value = "AID", required = false, hidden = true) @HeaderParam("aid") String aid,
@ApiParam(value = "Application namespace",
- required = true) @HeaderParam("ns") String ns) throws Exception{
+ required = false, hidden = true) @HeaderParam("ns") String ns) {
try {
ResponseBuilder response = MusicUtil.buildVersionResponse(VERSION, minorVersion, patchVersion);
Map<String, Object> resultMap = MusicCore.validateLock(lockName);
List<String> who = MusicCore.getCurrentLockHolders(lockName);
ResultType status = ResultType.SUCCESS;
String error = "";
- if (who == null) {
+ if (who == null || who.isEmpty()) {
status = ResultType.FAILURE;
- error = "There was a problem getting the lock holder";
+ error = (who !=null && who.isEmpty()) ? "No lock holders for the key":"There was a problem getting the lock holder";
logger.error(EELFLoggerDelegate.errorLogger, "There was a problem getting the lock holder",
AppMessages.INCORRECTDATA, ErrorSeverity.CRITICAL, ErrorTypes.GENERALSERVICEERROR);
return response.status(Status.BAD_REQUEST)
.build();
}
return response.status(Status.OK)
- .entity(new JsonResponse(status).setError(error).setLock(lockName).setLockHolder(who).toMap())
- .build();
+ .entity(new JsonResponse(status).setError(error).setLock(lockName).setLockHolder(who).setisLockHolders(true).toMap())
+ .build();
} finally {
EELFLoggerDelegate.mdcRemove("keyspace");
}
@Path("/{lockname}")
@ApiOperation(value = "Lock State",
notes = "Returns current Lock State and Holder.",
- response = Map.class)
+ response = Map.class,hidden = true)
@Produces(MediaType.APPLICATION_JSON)
+ @ApiResponses(value={
+ @ApiResponse(code=200, message = "Success",examples = @Example( value = {
+ @ExampleProperty(mediaType="application/json",value =
+ "{\"lock\" : {\"lock\" : \"$keyspace.table.rowId$<integer>\"},"
+ + "\"message\" : \"<integer> is the lock holder for the key\","
+ + "\"status\" : \"SUCCESS\"}")
+ })),
+ @ApiResponse(code=400, message = "Failure",examples = @Example( value = {
+ @ExampleProperty(mediaType="application/json",value =
+ "{\"error\" : \"Unable to aquire lock\","
+ + "\"status\" : \"FAILURE\"}")
+ }))
+ })
public Response currentLockState(
@ApiParam(value="Lock Name",required=true) @PathParam("lockname") String lockName,
@ApiParam(value = "Minor Version",required = false) @HeaderParam(XMINORVERSION) String minorVersion,
@ApiParam(value = "Patch Version",required = false) @HeaderParam(XPATCHVERSION) String patchVersion,
@ApiParam(value = "Authorization", required = true) @HeaderParam(MusicUtil.AUTHORIZATION) String authorization,
- @ApiParam(value = "AID", required = true) @HeaderParam("aid") String aid,
+ @ApiParam(value = "AID", required = false, hidden = true) @HeaderParam("aid") String aid,
@ApiParam(value = "Application namespace",
- required = true) @HeaderParam("ns") String ns) throws Exception{
+ required = false, hidden = true) @HeaderParam("ns") String ns) {
try {
ResponseBuilder response = MusicUtil.buildVersionResponse(VERSION, minorVersion, patchVersion);
Map<String, Object> resultMap = MusicCore.validateLock(lockName);
String who = MusicCore.whoseTurnIsIt(lockName);
ResultType status = ResultType.SUCCESS;
String error = "";
- if ( who == null ) {
+ if ( who == null ) {
status = ResultType.FAILURE;
error = "There was a problem getting the lock holder";
logger.error(EELFLoggerDelegate.errorLogger,"There was a problem getting the lock holder", AppMessages.INCORRECTDATA ,ErrorSeverity.CRITICAL, ErrorTypes.GENERALSERVICEERROR);
@DELETE
@Path("/release/{lockreference}")
@ApiOperation(value = "Release Lock",
- notes = "deletes the process from the lock queue",
+ notes = "Releases the lock from the lock queue.",
response = Map.class)
@Produces(MediaType.APPLICATION_JSON)
+ @ApiResponses(value={
+ @ApiResponse(code=200, message = "Success - UNLOCKED = Lock Removed.",examples = @Example( value = {
+ @ExampleProperty(mediaType="application/json",value =
+ "{\"lock\" : {\"lock\" : \"$keyspace.table.rowId$<integer>\"},"
+ + "\"lock-status\" : \"UNLOCKED\"},"
+ + "\"status\" : \"SUCCESS\"}")
+ })),
+ @ApiResponse(code=400, message = "Failure",examples = @Example( value = {
+ @ExampleProperty(mediaType="application/json",value =
+ "{\"error\" : \"Unable to aquire lock\","
+ + "\"status\" : \"FAILURE\"}")
+ }))
+ })
public Response unLock(@PathParam("lockreference") String lockId,
@ApiParam(value = "Minor Version",required = false) @HeaderParam(XMINORVERSION) String minorVersion,
@ApiParam(value = "Patch Version",required = false) @HeaderParam(XPATCHVERSION) String patchVersion,
@ApiParam(value = "Authorization", required = true) @HeaderParam(MusicUtil.AUTHORIZATION) String authorization,
- @ApiParam(value = "AID", required = true) @HeaderParam("aid") String aid,
+ @ApiParam(value = "AID", required = false, hidden = true) @HeaderParam("aid") String aid,
@ApiParam(value = "Application namespace",
- required = true) @HeaderParam("ns") String ns) throws Exception{
+ required = false, hidden = true) @HeaderParam("ns") String ns) throws Exception{
try {
ResponseBuilder response = MusicUtil.buildVersionResponse(VERSION, minorVersion, patchVersion);
Map<String, Object> resultMap = MusicCore.validateLock(lockId);
* @param lockName
* @throws Exception
*/
+ @Deprecated
@DELETE
@Path("/delete/{lockname}")
- @ApiOperation(value = "Delete Lock", response = Map.class)
+ @ApiOperation(
+ hidden = true,
+ value = "-DEPRECATED- Delete Lock", response = Map.class,
+ notes = "-DEPRECATED- Delete the lock.")
@Produces(MediaType.APPLICATION_JSON)
+ @ApiResponses(value={
+ @ApiResponse(code=200, message = "Success",examples = @Example( value = {
+ @ExampleProperty(mediaType="application/json",value =
+ "{\"status\" : \"SUCCESS\"}")
+ })),
+ @ApiResponse(code=400, message = "Failure",examples = @Example( value = {
+ @ExampleProperty(mediaType="application/json",value =
+ "{\"error\" : \"Error Message if any\","
+ + "\"status\" : \"FAILURE\"}")
+ }))
+ })
public Response deleteLock(@PathParam("lockname") String lockName,
@ApiParam(value = "Minor Version",required = false) @HeaderParam(XMINORVERSION) String minorVersion,
@ApiParam(value = "Patch Version",required = false) @HeaderParam(XPATCHVERSION) String patchVersion,
- @ApiParam(value = "AID", required = true) @HeaderParam("aid") String aid,
+ @ApiParam(value = "AID", required = false, hidden = true) @HeaderParam("aid") String aid,
@ApiParam(value = "Authorization", required = true) @HeaderParam(MusicUtil.AUTHORIZATION) String authorization,
@ApiParam(value = "Application namespace",
- required = true) @HeaderParam("ns") String ns) throws Exception{
+ required = false, hidden = true) @HeaderParam("ns") String ns) throws Exception{
try {
ResponseBuilder response = MusicUtil.buildVersionResponse(VERSION, minorVersion, patchVersion);
Map<String, Object> resultMap = MusicCore.validateLock(lockName);
}
}
+
+ /**
+ * Puts the requesting process in the q for this lock. The corresponding
+ * node will be created if it did not already exist
+ *
+ * @param lockName
+ * @return
+ * @throws Exception
+ */
+ @POST
+ @Path("/promote/{lockname}")
+ @ApiOperation(value = "Attempt to promote the lock for a single row.",
+ response = Map.class)
+ @Consumes(MediaType.APPLICATION_JSON)
+ @Produces(MediaType.APPLICATION_JSON)
+ @ApiResponses(value={
+ @ApiResponse(code=200, message = "Success",examples = @Example( value = {
+ @ExampleProperty(mediaType="application/json",value =
+ "\"status\" : \"SUCCESS\"}")
+ })),
+ @ApiResponse(code=400, message = "Failure",examples = @Example( value = {
+ @ExampleProperty(mediaType="application/json",value =
+ "{\"error\" : \"Unable to promote lock\","
+ + "\"status\" : \"FAILURE\"}")
+ }))
+ })
+ public Response promoteLock(
+ @ApiParam(value="Lock Id",required=true) @PathParam("lockId") String lockId,
+ @ApiParam(value = "Minor Version",required = false) @HeaderParam(XMINORVERSION) String minorVersion,
+ @ApiParam(value = "Patch Version",required = false) @HeaderParam(XPATCHVERSION) String patchVersion,
+ @ApiParam(value = "Authorization", required = true) @HeaderParam(MusicUtil.AUTHORIZATION) String authorization)
+ throws Exception {
+ try {
+ ResponseBuilder response = MusicUtil.buildVersionResponse(VERSION, minorVersion, patchVersion);
+ Map<String, Object> resultMap = MusicCore.validateLock(lockId);
+ if (resultMap.containsKey("Error")) {
+ logger.error(EELFLoggerDelegate.errorLogger,"", AppMessages.INCORRECTDATA ,ErrorSeverity.CRITICAL, ErrorTypes.GENERALSERVICEERROR);
+ response.status(Status.BAD_REQUEST);
+ return response.entity(new JsonResponse(ResultType.FAILURE).setError(String.valueOf(resultMap.get("Error"))).toMap()).build();
+ }
+
+ String keyspaceName = (String) resultMap.get("keyspace");
+ EELFLoggerDelegate.mdcPut("keyspace", "( " + keyspaceName + " ) ");
+
+ try {
+ ReturnType lockStatus = MusicCore.promoteLock(lockId);
+ if ( lockStatus.getResult().equals(ResultType.SUCCESS)) {
+ response.status(Status.OK);
+ } else {
+ response.status(Status.BAD_REQUEST);
+ }
+ return response.entity(new JsonResponse(lockStatus.getResult()).setLock(lockId).setMessage(lockStatus.getMessage()).toMap()).build();
+ } catch (Exception e) {
+ logger.error(EELFLoggerDelegate.errorLogger,AppMessages.INVALIDLOCK + lockId, ErrorSeverity.CRITICAL,
+ ErrorTypes.LOCKINGERROR, e);
+ return response.status(Status.BAD_REQUEST).entity(new JsonResponse(ResultType.FAILURE).setError("Unable to promote lock").toMap()).build();
+ }
+ } finally {
+ EELFLoggerDelegate.mdcRemove("keyspace");
+ }
+ }
}
Code Review / music.git / blobdiff