# Uses of Class
madkit.message.ObjectMessage

Packages that use ObjectMessage
Package
Description
madkit.message
Contains subclasses of `Message` which could be easily reused.
madkit.message.hook
Contains message classes useful for monitoring MaDKit kernel events.

- ## Uses of ObjectMessage in madkit.message

  Subclasses of ObjectMessage in madkit.message
  Modifier and Type
  Class
  Description
  `class`
  `BooleanMessage`
  A message class that conveys a boolean value.
  `class`
  `EnumMessage<E extends Enum<E>>`
  This parameterizable class could be used to build a message tagged with an enumeration and conveying any java objects using an array of Object.
  `class`
  `GUIMessage`
  Message type that could be used to ask the gui manager to do something
  `class`
  `IntegerMessage`
  A message class that conveys an integer.
  `class`
  `KernelMessage`
  The brand new version of KernelMessage.
  `class`
  `MapMessage<K,V>`
  This class could be used to build message conveying `Map` objects between MaDKit agents.
  `class`
  `SchedulingMessage`
  This message class could be used to interact with a Scheduler agent.
  `class`
  `StringMessage`
  A message class that conveys a string.
  Methods in madkit.message with type parameters of type ObjectMessage
  Modifier and Type
  Method
  Description
  `static <T extends Object & Comparable<? super T>, M extends ObjectMessage<T>>
  M`
  ObjectMessage.`max(Collection<M> messageCollection)`
  Returns the message containing the maximum element of the given collection, according to the natural ordering of the elements contained in the message.
  `static <T extends Object & Comparable<? super T>, M extends ObjectMessage<T>>
  M`
  ObjectMessage.`min(Collection<M> messageCollection)`
  Returns the message containing the minimum element of the given collection, according to the natural ordering of the elements contained in the message.
  `static <T extends Object & Comparable<? super T>, M extends ObjectMessage<T>>
  void`
  ObjectMessage.`sort(List<M> list)`
  Sorts the specified list of messages into ascending order, according to the natural ordering of the content of each message.

- ## Uses of ObjectMessage in madkit.message.hook

  Subclasses of ObjectMessage in madkit.message.hook
  Modifier and Type
  Class
  Description
  `class`
  `AgentLifeEvent`
  A message which is sent to agents that have requested a hook on `HookMessage.AgentActionEvent.AGENT_STARTED` or `HookMessage.AgentActionEvent.AGENT_TERMINATED`
  `class`
  `CGREvent`
  Root class of messages which are sent to agents that have requested hooks to the kernel
  `class`
  `HookMessage`
  This message could be used to request a kernel's hook on agent actions so that the sender will be kept informed when an agent performed particular action.
  `class`
  `MessageEvent`
  A message which is sent to agents that have requested a hook on `HookMessage.AgentActionEvent.AGENT_STARTED` or `HookMessage.AgentActionEvent.AGENT_TERMINATED`
  `class`
  `OrganizationEvent`
  A message which is sent to agents that have requested a hook on `HookMessage.AgentActionEvent.CREATE_GROUP`, `HookMessage.AgentActionEvent.REQUEST_ROLE`, `HookMessage.AgentActionEvent.LEAVE_GROUP`, or `HookMessage.AgentActionEvent.LEAVE_ROLE`