Package com.zeroc.IceGrid

Interface QueryPrx

All Superinterfaces:
ObjectPrx
public interface QueryPrx extends ObjectPrx
The IceGrid query interface. This interface is accessible to Ice clients who wish to look up well-known objects.

  • Method Details

    • findObjectById

      default ObjectPrx findObjectById(Identity id)
      Find a well-known object by identity.
      Parameters:
      id - The identity.
      Returns:
      The proxy or null if no such object has been found.

    • findObjectById

      default ObjectPrx findObjectById(Identity id, Map<String,String> context)
      Find a well-known object by identity.
      Parameters:
      id - The identity.
      context - The Context map to send with the invocation.
      Returns:
      The proxy or null if no such object has been found.

    • findObjectByIdAsync

      default CompletableFuture<ObjectPrx> findObjectByIdAsync(Identity id)
      Find a well-known object by identity.
      Parameters:
      id - The identity.
      Returns:
      The proxy or null if no such object has been found.

    • findObjectByIdAsync

      default CompletableFuture<ObjectPrx> findObjectByIdAsync(Identity id, Map<String,String> context)
      Find a well-known object by identity.
      Parameters:
      id - The identity.
      context - The Context map to send with the invocation.
      Returns:
      The proxy or null if no such object has been found.

    • findObjectByType

      default ObjectPrx findObjectByType(String type)
      Find a well-known object by type. If there are several objects registered for the given type, the object is randomly selected.
      Parameters:
      type - The object type.
      Returns:
      The proxy or null, if no such object has been found.

    • findObjectByType

      default ObjectPrx findObjectByType(String type, Map<String,String> context)
      Find a well-known object by type. If there are several objects registered for the given type, the object is randomly selected.
      Parameters:
      type - The object type.
      context - The Context map to send with the invocation.
      Returns:
      The proxy or null, if no such object has been found.

    • findObjectByTypeAsync

      default CompletableFuture<ObjectPrx> findObjectByTypeAsync(String type)
      Find a well-known object by type. If there are several objects registered for the given type, the object is randomly selected.
      Parameters:
      type - The object type.
      Returns:
      The proxy or null, if no such object has been found.

    • findObjectByTypeAsync

      default CompletableFuture<ObjectPrx> findObjectByTypeAsync(String type, Map<String,String> context)
      Find a well-known object by type. If there are several objects registered for the given type, the object is randomly selected.
      Parameters:
      type - The object type.
      context - The Context map to send with the invocation.
      Returns:
      The proxy or null, if no such object has been found.

    • findObjectByTypeOnLeastLoadedNode

      default ObjectPrx findObjectByTypeOnLeastLoadedNode(String type, LoadSample sample)
      Find a well-known object by type on the least-loaded node. If the registry does not know which node hosts the object (for example, because the object was registered with a direct proxy), the registry assumes the object is hosted on a node that has a load average of 1.0.
      Parameters:
      type - The object type.
      sample - The sampling interval.
      Returns:
      The proxy or null, if no such object has been found.

    • findObjectByTypeOnLeastLoadedNode

      default ObjectPrx findObjectByTypeOnLeastLoadedNode(String type, LoadSample sample, Map<String,String> context)
      Find a well-known object by type on the least-loaded node. If the registry does not know which node hosts the object (for example, because the object was registered with a direct proxy), the registry assumes the object is hosted on a node that has a load average of 1.0.
      Parameters:
      type - The object type.
      sample - The sampling interval.
      context - The Context map to send with the invocation.
      Returns:
      The proxy or null, if no such object has been found.

    • findObjectByTypeOnLeastLoadedNodeAsync

      default CompletableFuture<ObjectPrx> findObjectByTypeOnLeastLoadedNodeAsync(String type, LoadSample sample)
      Find a well-known object by type on the least-loaded node. If the registry does not know which node hosts the object (for example, because the object was registered with a direct proxy), the registry assumes the object is hosted on a node that has a load average of 1.0.
      Parameters:
      type - The object type.
      sample - The sampling interval.
      Returns:
      The proxy or null, if no such object has been found.

    • findObjectByTypeOnLeastLoadedNodeAsync

      default CompletableFuture<ObjectPrx> findObjectByTypeOnLeastLoadedNodeAsync(String type, LoadSample sample, Map<String,String> context)
      Find a well-known object by type on the least-loaded node. If the registry does not know which node hosts the object (for example, because the object was registered with a direct proxy), the registry assumes the object is hosted on a node that has a load average of 1.0.
      Parameters:
      type - The object type.
      sample - The sampling interval.
      context - The Context map to send with the invocation.
      Returns:
      The proxy or null, if no such object has been found.

    • findAllObjectsByType

      default ObjectPrx[] findAllObjectsByType(String type)
      Find all the well-known objects with the given type.
      Parameters:
      type - The object type.
      Returns:
      The proxies or an empty sequence, if no such objects have been found.

    • findAllObjectsByType

      default ObjectPrx[] findAllObjectsByType(String type, Map<String,String> context)
      Find all the well-known objects with the given type.
      Parameters:
      type - The object type.
      context - The Context map to send with the invocation.
      Returns:
      The proxies or an empty sequence, if no such objects have been found.

    • findAllObjectsByTypeAsync

      default CompletableFuture<ObjectPrx[]> findAllObjectsByTypeAsync(String type)
      Find all the well-known objects with the given type.
      Parameters:
      type - The object type.
      Returns:
      The proxies or an empty sequence, if no such objects have been found.

    • findAllObjectsByTypeAsync

      default CompletableFuture<ObjectPrx[]> findAllObjectsByTypeAsync(String type, Map<String,String> context)
      Find all the well-known objects with the given type.
      Parameters:
      type - The object type.
      context - The Context map to send with the invocation.
      Returns:
      The proxies or an empty sequence, if no such objects have been found.

    • findAllReplicas

      default ObjectPrx[] findAllReplicas(ObjectPrx proxy)
      Find all the object replicas associated with the given proxy. If the given proxy is not an indirect proxy from a replica group, an empty sequence is returned.
      Parameters:
      proxy - The object proxy.
      Returns:
      The proxies of each object replica or an empty sequence, if the given proxy is not from a replica group.

    • findAllReplicas

      default ObjectPrx[] findAllReplicas(ObjectPrx proxy, Map<String,String> context)
      Find all the object replicas associated with the given proxy. If the given proxy is not an indirect proxy from a replica group, an empty sequence is returned.
      Parameters:
      proxy - The object proxy.
      context - The Context map to send with the invocation.
      Returns:
      The proxies of each object replica or an empty sequence, if the given proxy is not from a replica group.

    • findAllReplicasAsync

      default CompletableFuture<ObjectPrx[]> findAllReplicasAsync(ObjectPrx proxy)
      Find all the object replicas associated with the given proxy. If the given proxy is not an indirect proxy from a replica group, an empty sequence is returned.
      Parameters:
      proxy - The object proxy.
      Returns:
      The proxies of each object replica or an empty sequence, if the given proxy is not from a replica group.

    • findAllReplicasAsync

      default CompletableFuture<ObjectPrx[]> findAllReplicasAsync(ObjectPrx proxy, Map<String,String> context)
      Find all the object replicas associated with the given proxy. If the given proxy is not an indirect proxy from a replica group, an empty sequence is returned.
      Parameters:
      proxy - The object proxy.
      context - The Context map to send with the invocation.
      Returns:
      The proxies of each object replica or an empty sequence, if the given proxy is not from a replica group.

    • checkedCast

      static QueryPrx checkedCast(ObjectPrx obj)
      Contacts the remote server to verify that the object implements this type. Raises a local exception if a communication error occurs.
      Parameters:
      obj - The untyped proxy.
      Returns:
      A proxy for this type, or null if the object does not support this type.

    • checkedCast

      static QueryPrx checkedCast(ObjectPrx obj, Map<String,String> context)
      Contacts the remote server to verify that the object implements this type. Raises a local exception if a communication error occurs.
      Parameters:
      obj - The untyped proxy.
      context - The Context map to send with the invocation.
      Returns:
      A proxy for this type, or null if the object does not support this type.

    • checkedCast

      static QueryPrx checkedCast(ObjectPrx obj, String facet)
      Contacts the remote server to verify that a facet of the object implements this type. Raises a local exception if a communication error occurs.
      Parameters:
      obj - The untyped proxy.
      facet - The name of the desired facet.
      Returns:
      A proxy for this type, or null if the object does not support this type.

    • checkedCast

      static QueryPrx checkedCast(ObjectPrx obj, String facet, Map<String,String> context)
      Contacts the remote server to verify that a facet of the object implements this type. Raises a local exception if a communication error occurs.
      Parameters:
      obj - The untyped proxy.
      facet - The name of the desired facet.
      context - The Context map to send with the invocation.
      Returns:
      A proxy for this type, or null if the object does not support this type.

    • uncheckedCast

      static QueryPrx uncheckedCast(ObjectPrx obj)
      Downcasts the given proxy to this type without contacting the remote server.
      Parameters:
      obj - The untyped proxy.
      Returns:
      A proxy for this type.

    • uncheckedCast

      static QueryPrx uncheckedCast(ObjectPrx obj, String facet)
      Downcasts the given proxy to this type without contacting the remote server.
      Parameters:
      obj - The untyped proxy.
      facet - The name of the desired facet.
      Returns:
      A proxy for this type.

    • ice_context

      default QueryPrx ice_context(Map<String,String> newContext)
      Returns a proxy that is identical to this proxy, except for the per-proxy context.
      Specified by:
      ice_context in interface ObjectPrx
      Parameters:
      newContext - The context for the new proxy.
      Returns:
      A proxy with the specified per-proxy context.

    • ice_adapterId

      default QueryPrx ice_adapterId(String newAdapterId)
      Returns a proxy that is identical to this proxy, except for the adapter ID.
      Specified by:
      ice_adapterId in interface ObjectPrx
      Parameters:
      newAdapterId - The adapter ID for the new proxy.
      Returns:
      A proxy with the specified adapter ID.

    • ice_endpoints

      default QueryPrx ice_endpoints(Endpoint[] newEndpoints)
      Returns a proxy that is identical to this proxy, except for the endpoints.
      Specified by:
      ice_endpoints in interface ObjectPrx
      Parameters:
      newEndpoints - The endpoints for the new proxy.
      Returns:
      A proxy with the specified endpoints.

    • ice_locatorCacheTimeout

      default QueryPrx ice_locatorCacheTimeout(int newTimeout)
      Returns a proxy that is identical to this proxy, except for the locator cache timeout.
      Specified by:
      ice_locatorCacheTimeout in interface ObjectPrx
      Parameters:
      newTimeout - The new locator cache timeout (in seconds).
      Returns:
      A proxy with the specified locator cache timeout.
      See Also:

    • ice_invocationTimeout

      default QueryPrx ice_invocationTimeout(int newTimeout)
      Returns a proxy that is identical to this proxy, except for the invocation timeout.
      Specified by:
      ice_invocationTimeout in interface ObjectPrx
      Parameters:
      newTimeout - The new invocation timeout (in seconds).
      Returns:
      A proxy with the specified invocation timeout.

    • ice_connectionCached

      default QueryPrx ice_connectionCached(boolean newCache)
      Returns a proxy that is identical to this proxy, except for connection caching.
      Specified by:
      ice_connectionCached in interface ObjectPrx
      Parameters:
      newCache - true if the new proxy should cache connections; false otherwise.
      Returns:
      A proxy with the specified caching policy.

    • ice_endpointSelection

      default QueryPrx ice_endpointSelection(EndpointSelectionType newType)
      Returns a proxy that is identical to this proxy, except for the endpoint selection policy.
      Specified by:
      ice_endpointSelection in interface ObjectPrx
      Parameters:
      newType - The new endpoint selection policy.
      Returns:
      A proxy with the specified endpoint selection policy.
      See Also:

    • ice_secure

      default QueryPrx ice_secure(boolean b)
      Returns a proxy that is identical to this proxy, except for how it selects endpoints.
      Specified by:
      ice_secure in interface ObjectPrx
      Parameters:
      b - If b is true, only endpoints that use a secure transport are used by the new proxy. If b is false, the returned proxy uses both secure and insecure endpoints.
      Returns:
      A proxy with the specified selection policy.

    • ice_encodingVersion

      default QueryPrx ice_encodingVersion(EncodingVersion e)
      Returns a proxy that is identical to this proxy, except for the encoding used to marshal parameters.
      Specified by:
      ice_encodingVersion in interface ObjectPrx
      Parameters:
      e - The encoding version to use to marshal request parameters.
      Returns:
      A proxy with the specified encoding version.

    • ice_preferSecure

      default QueryPrx ice_preferSecure(boolean b)
      Returns a proxy that is identical to this proxy, except for its endpoint selection policy.
      Specified by:
      ice_preferSecure in interface ObjectPrx
      Parameters:
      b - If b is true, the new proxy will use secure endpoints for invocations and only use insecure endpoints if an invocation cannot be made via secure endpoints. If b is false, the proxy prefers insecure endpoints to secure ones.
      Returns:
      A proxy with the specified selection policy.

    • ice_router

      default QueryPrx ice_router(RouterPrx router)
      Returns a proxy that is identical to this proxy, except for the router.
      Specified by:
      ice_router in interface ObjectPrx
      Parameters:
      router - The router for the new proxy.
      Returns:
      A proxy with the specified router.

    • ice_locator

      default QueryPrx ice_locator(LocatorPrx locator)
      Returns a proxy that is identical to this proxy, except for the locator.
      Specified by:
      ice_locator in interface ObjectPrx
      Parameters:
      locator - The locator for the new proxy.
      Returns:
      A proxy with the specified locator.

    • ice_collocationOptimized

      default QueryPrx ice_collocationOptimized(boolean b)
      Returns a proxy that is identical to this proxy, except for collocation optimization.
      Specified by:
      ice_collocationOptimized in interface ObjectPrx
      Parameters:
      b - true if the new proxy enables collocation optimization; false otherwise.
      Returns:
      A proxy with the specified collocation optimization.

    • ice_twoway

      default QueryPrx ice_twoway()
      Returns a proxy that is identical to this proxy, but uses twoway invocations.
      Specified by:
      ice_twoway in interface ObjectPrx
      Returns:
      A proxy that uses twoway invocations.

    • ice_oneway

      default QueryPrx ice_oneway()
      Returns a proxy that is identical to this proxy, but uses oneway invocations.
      Specified by:
      ice_oneway in interface ObjectPrx
      Returns:
      A proxy that uses oneway invocations.

    • ice_batchOneway

      default QueryPrx ice_batchOneway()
      Returns a proxy that is identical to this proxy, but uses batch oneway invocations.
      Specified by:
      ice_batchOneway in interface ObjectPrx
      Returns:
      A proxy that uses batch oneway invocations.

    • ice_datagram

      default QueryPrx ice_datagram()
      Returns a proxy that is identical to this proxy, but uses datagram invocations.
      Specified by:
      ice_datagram in interface ObjectPrx
      Returns:
      A proxy that uses datagram invocations.

    • ice_batchDatagram

      default QueryPrx ice_batchDatagram()
      Returns a proxy that is identical to this proxy, but uses batch datagram invocations.
      Specified by:
      ice_batchDatagram in interface ObjectPrx
      Returns:
      A proxy that uses batch datagram invocations.

    • ice_compress

      default QueryPrx ice_compress(boolean co)
      Returns a proxy that is identical to this proxy, except for compression.
      Specified by:
      ice_compress in interface ObjectPrx
      Parameters:
      co - true enables compression for the new proxy; false disables compression.
      Returns:
      A proxy with the specified compression setting.

    • ice_timeout

      default QueryPrx ice_timeout(int t)
      Returns a proxy that is identical to this proxy, except for its connection timeout setting.
      Specified by:
      ice_timeout in interface ObjectPrx
      Parameters:
      t - The connection timeout for the proxy in milliseconds.
      Returns:
      A proxy with the specified timeout.

    • ice_connectionId

      default QueryPrx ice_connectionId(String connectionId)
      Returns a proxy that is identical to this proxy, except for its connection ID.
      Specified by:
      ice_connectionId in interface ObjectPrx
      Parameters:
      connectionId - The connection ID for the new proxy. An empty string removes the connection ID.
      Returns:
      A proxy with the specified connection ID.

    • ice_fixed

      default QueryPrx ice_fixed(Connection connection)
      Returns a proxy that is identical to this proxy, except it's a fixed proxy bound the given connection.@param connection The fixed proxy connection.
      Specified by:
      ice_fixed in interface ObjectPrx
      Parameters:
      connection - The fixed proxy connection.
      Returns:
      A fixed proxy bound to the given connection.

    • ice_staticId

      static String ice_staticId()
      Description copied from interface: ObjectPrx
      Returns the Slice type ID associated with this type.
      Returns:
      The Slice type ID.