com.dlsc.flexgantt.policy
Class PolicyProvider

java.lang.Object
  java.util.AbstractMap<K,V>
      java.util.HashMap<java.lang.Class<? extends IPolicy>,IPolicy>
          com.dlsc.flexgantt.policy.PolicyProvider

All Implemented Interfaces:

IPolicyProvider, java.io.Serializable, java.lang.Cloneable, java.util.Map<java.lang.Class<? extends IPolicy>,IPolicy>

public class PolicyProvider
extends java.util.HashMap<java.lang.Class<? extends IPolicy>,IPolicy>
implements IPolicyProvider

For a detailed description refer to IPolicyProvider.

Since:

1.0

Author:

Dirk Lemmermann

See Also:

Serialized Form

Constructor Summary

PolicyProvider()
Constructs a new policy provider.

Method Summary

void	addPolicyProviderListener(IPolicyProviderListener l) Adds a listener to the policy provider that will be informed about changes to the provider.
protected void	firePolicyProviderEvent(PolicyProviderEvent evt) Sends the given event object to all listeners that are currently observing the policy provider.
<T extends IPolicy> T	getPolicy(java.lang.Class<T> policyType) Returns a policy implementation for the given policy type (policy interface).
void	removePolicyProviderListener(IPolicyProviderListener l) Removes a listener from the policy provider.
<T extends IPolicy> void	setPolicy(java.lang.Class<T> policyType, T policy) Registers a policy implementation for the given policy type (policy interface).

Methods inherited from class java.util.HashMap

clear, clone, containsKey, containsValue, entrySet, get, isEmpty, keySet, put, putAll, remove, size, values

Methods inherited from class java.util.AbstractMap

equals, hashCode, toString

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Map

equals, hashCode

Constructor Detail

PolicyProvider

public PolicyProvider()

Constructs a new policy provider.

Since:

1.0

Method Detail

setPolicy

public <T extends IPolicy> void setPolicy(java.lang.Class<T> policyType,
                                          T policy)

Description copied from interface: IPolicyProvider

Registers a policy implementation for the given policy type (policy interface).

Specified by:

setPolicy in interface IPolicyProvider

Type Parameters:

T - the policy type

Parameters:

policyType - the policy interface class (e.g. INodeEditPolicy)

policy - the policy implementation (e.g. DefaultNodeEditPolicy)

See Also:

IPolicyProvider.getPolicy(Class)

getPolicy

public <T extends IPolicy> T getPolicy(java.lang.Class<T> policyType)

Description copied from interface: IPolicyProvider

Returns a policy implementation for the given policy type (policy interface).

Specified by:

getPolicy in interface IPolicyProvider

Type Parameters:

T - the policy type

Parameters:

policyType - the policy interface class (e.g. INodeEditPolicy)

Returns:

a policy implementation (e.g. DefaultNodeEditPolicy)

See Also:

IPolicyProvider.setPolicy(Class, IPolicy)

addPolicyProviderListener

public void addPolicyProviderListener(IPolicyProviderListener l)

Description copied from interface: IPolicyProvider

Adds a listener to the policy provider that will be informed about changes to the provider.

Specified by:

addPolicyProviderListener in interface IPolicyProvider

Parameters:

l - the added policy provider listener

removePolicyProviderListener

public void removePolicyProviderListener(IPolicyProviderListener l)

Description copied from interface: IPolicyProvider

Removes a listener from the policy provider.

Specified by:

removePolicyProviderListener in interface IPolicyProvider

Parameters:

l - the removed policy provider listener

firePolicyProviderEvent

protected void firePolicyProviderEvent(PolicyProviderEvent evt)

Sends the given event object to all listeners that are currently observing the policy provider.

Parameters:

evt - the event sent to the listeners

Since:

1.0

See Also:

addPolicyProviderListener(IPolicyProviderListener)