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Merged 1.4 to HEAD

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svn merge svn://svn.alfresco.com:3691/alfresco/BRANCHES/V1.4@4252 svn://svn.alfresco.com:3691/alfresco/BRANCHES/V1.4@4294 .
   svn revert root\common\common.xml
   svn resolved root\projects\repository\config\alfresco\script-services-context.xml


git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@4634 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
This commit is contained in:
Derek Hulley
2006-12-18 13:45:11 +00:00
parent 8e0a637886
commit 72bb79696d
48 changed files with 1960 additions and 299 deletions
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109
source/java/org/alfresco/repo/policy/BaseBehaviour.java Normal file
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@@ -0,0 +1,109 @@
/**
*
*/
package org.alfresco.repo.policy;
import java.util.HashMap;
import java.util.Map;
import java.util.Stack;
import org.alfresco.repo.policy.Behaviour.NotificationFrequency;
import org.alfresco.util.ParameterCheck;
/**
* Base behaviour implementation
*
* @author Roy Wetherall
*/
public abstract class BaseBehaviour implements Behaviour
{
/** The notification frequency */
protected NotificationFrequency frequency = NotificationFrequency.EVERY_EVENT;
/** Disabled stack **/
private StackThreadLocal disabled = new StackThreadLocal();
/** Proxies **/
protected Map<Class, Object> proxies = new HashMap<Class, Object>();
/**
* Default constructor
*/
public BaseBehaviour()
{
// Default constructor
}
/**
* Constructor
*
* @param frequency the notification frequency
*/
public BaseBehaviour(NotificationFrequency frequency)
{
ParameterCheck.mandatory("Frequency", frequency);
this.frequency = frequency;
}
public void setNotificationFrequency(NotificationFrequency frequency)
{
this.frequency = frequency;
}
/**
* Disable this behaviour for the curent thread
*/
public void disable()
{
Stack<Integer> stack = disabled.get();
stack.push(hashCode());
}
/**
* Enable this behaviour for the current thread
*/
public void enable()
{
Stack<Integer> stack = disabled.get();
if (stack.peek().equals(hashCode()) == false)
{
throw new PolicyException("Cannot enable " + this.toString() + " at this time - mismatched with disable calls");
}
stack.pop();
}
/**
* Indicates whether the this behaviour is current enabled or not
*
* @return true if the behaviour is enabled, false otherwise
*/
public boolean isEnabled()
{
Stack<Integer> stack = disabled.get();
return stack.search(hashCode()) == -1;
}
/**
* Get the notification frequency
*
* @return the notification frequency
*/
public NotificationFrequency getNotificationFrequency()
{
return frequency;
}
/**
* Stack specific Thread Local
*
* @author David Caruana
*/
class StackThreadLocal extends ThreadLocal<Stack<Integer>>
{
@Override
protected Stack<Integer> initialValue()
{
return new Stack<Integer>();
}
}
}

116
source/java/org/alfresco/repo/policy/JavaBehaviour.java
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@@ -20,9 +20,6 @@ import java.lang.reflect.InvocationHandler;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.lang.reflect.Proxy;
import java.util.HashMap;
import java.util.Map;
import java.util.Stack;
import org.alfresco.util.ParameterCheck;
@@ -36,24 +33,14 @@ import org.alfresco.util.ParameterCheck;
* @author David Caruana
*
*/
public class JavaBehaviour implements Behaviour
public class JavaBehaviour extends BaseBehaviour
{
// The object instance holding the method
private Object instance;
Object instance;
// The method name
private String method;
String method;
// Notification Frequency
private NotificationFrequency frequency;
// Cache of interface proxies (by interface class)
private Map<Class, Object> proxies = new HashMap<Class, Object>();
// Enable / Disable invocation of behaviour
private StackThreadLocal disabled = new StackThreadLocal();
/**
* Construct.
*
@@ -73,76 +60,33 @@ public class JavaBehaviour implements Behaviour
*/
public JavaBehaviour(Object instance, String method, NotificationFrequency frequency)
{
ParameterCheck.mandatory("Instance", instance);
super(frequency);
ParameterCheck.mandatory("Instance", instance);
ParameterCheck.mandatory("Method", method);
this.instance = instance;
this.method = method;
this.frequency = frequency;
this.instance = instance;
}
/* (non-Javadoc)
* @see org.alfresco.repo.policy.Behaviour#getInterface(java.lang.Class)
*/
@SuppressWarnings("unchecked")
public synchronized <T> T getInterface(Class<T> policy)
{
ParameterCheck.mandatory("Policy class", policy);
Object proxy = proxies.get(policy);
if (proxy == null)
{
InvocationHandler handler = getInvocationHandler(instance, method, policy);
proxy = Proxy.newProxyInstance(policy.getClassLoader(), new Class[]{policy}, handler);
proxies.put(policy, proxy);
}
return (T)proxy;
}
/* (non-Javadoc)
* @see org.alfresco.repo.policy.Behaviour#disable()
*/
public void disable()
{
Stack<Integer> stack = disabled.get();
stack.push(hashCode());
}
/* (non-Javadoc)
* @see org.alfresco.repo.policy.Behaviour#enable()
*/
public void enable()
{
Stack<Integer> stack = disabled.get();
if (stack.peek().equals(hashCode()) == false)
{
throw new PolicyException("Cannot enable " + this.toString() + " at this time - mismatched with disable calls");
}
stack.pop();
}
/* (non-Javadoc)
* @see org.alfresco.repo.policy.Behaviour#isEnabled()
*/
public boolean isEnabled()
{
Stack<Integer> stack = disabled.get();
return stack.search(hashCode()) == -1;
}
/* (non-Javadoc)
* @see org.alfresco.repo.policy.Behaviour#getNotificationFrequency()
*/
public NotificationFrequency getNotificationFrequency()
{
return frequency;
}
@Override
public String toString()
{
return "Java method[class=" + instance.getClass().getName() + ", method=" + method + "]";
}
@SuppressWarnings("unchecked")
public synchronized <T> T getInterface(Class<T> policy)
{
ParameterCheck.mandatory("Policy class", policy);
Object proxy = proxies.get(policy);
if (proxy == null)
{
InvocationHandler handler = getInvocationHandler(instance, method, policy);
proxy = Proxy.newProxyInstance(policy.getClassLoader(), new Class[]{policy}, handler);
proxies.put(policy, proxy);
}
return (T)proxy;
}
/**
* Gets the Invocation Handler.
@@ -153,7 +97,7 @@ public class JavaBehaviour implements Behaviour
* @param policyIF the policy interface class
* @return the invocation handler
*/
private <T> InvocationHandler getInvocationHandler(Object instance, String method, Class<T> policyIF)
<T> InvocationHandler getInvocationHandler(Object instance, String method, Class<T> policyIF)
{
Method[] policyIFMethods = policyIF.getMethods();
if (policyIFMethods.length != 1)
@@ -171,23 +115,7 @@ public class JavaBehaviour implements Behaviour
{
throw new PolicyException("Method " + method + " not found or accessible on " + instance.getClass(), e);
}
}
/**
* Stack specific Thread Local
*
* @author David Caruana
*/
private class StackThreadLocal extends ThreadLocal<Stack<Integer>>
{
@Override
protected Stack<Integer> initialValue()
{
return new Stack<Integer>();
}
}
}
/**
* Java Method Invocation Handler

46
source/java/org/alfresco/repo/policy/registration/AssociationPolicyRegistration.java Normal file
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@@ -0,0 +1,46 @@
/**
*
*/
package org.alfresco.repo.policy.registration;
import org.alfresco.service.namespace.QName;
/**
* Deals with the registration of an association policy
*
* @author Roy Wetherall
*
*/
public class AssociationPolicyRegistration extends PolicyRegistration
{
/** The association type **/
private QName associationType;
/**
* Set the association type
*
* @param associationType the association type
*/
public void setAssociationType(String associationType)
{
this.associationType = QName.createQName(associationType);
}
/**
* @see org.alfresco.repo.policy.registration.PolicyRegistration#register()
*/
@Override
public void register()
{
// Register the association behaviour
if (this.associationType == null)
{
this.policyComponent.bindAssociationBehaviour(this.policyName, this.className, this.behaviour);
}
else
{
this.policyComponent.bindAssociationBehaviour(this.policyName, this.className, this.associationType, this.behaviour);
}
}
}

24
source/java/org/alfresco/repo/policy/registration/ClassPolicyRegistration.java Normal file
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@@ -0,0 +1,24 @@
/**
*
*/
package org.alfresco.repo.policy.registration;
/**
* Deal with the registration of a class policy
*
* @author Roy Wetherall
*
*/
public class ClassPolicyRegistration extends PolicyRegistration
{
/**
* @see org.alfresco.repo.policy.registration.PolicyRegistration#register()
*/
@Override
public void register()
{
// Register the class behaviour
this.policyComponent.bindClassBehaviour(this.policyName, this.className, this.behaviour);
}
}

76
source/java/org/alfresco/repo/policy/registration/PolicyRegistration.java Normal file
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@@ -0,0 +1,76 @@
/**
*
*/
package org.alfresco.repo.policy.registration;
import org.alfresco.repo.policy.Behaviour;
import org.alfresco.repo.policy.PolicyComponent;
import org.alfresco.service.namespace.QName;
/**
* Bean that can be configured in spring to register a policy bahaviour
*
* @author Roy Wetherall
*/
public abstract class PolicyRegistration
{
/** The policy componenet **/
protected PolicyComponent policyComponent;
/** The policy name **/
protected QName policyName;
/** The class name **/
protected QName className;
/** The behaviour **/
protected Behaviour behaviour;
/**
* Set the policy component
*
* @param policyComponent the policy componenet
*/
public void setPolicyComponent(PolicyComponent policyComponent)
{
this.policyComponent = policyComponent;
}
/**
* Set the policy name
*
* @param policyName the policy name
*/
public void setPolicyName(String policyName)
{
this.policyName = QName.createQName(policyName);
}
/**
* Set the class name
*
* @param className the class name
*/
public void setClassName(String className)
{
this.className = QName.createQName(className);
}
/**
* Set the behaviour
*
* @param behaviour the behaviour
*/
public void setBehaviour(Behaviour behaviour)
{
this.behaviour = behaviour;
}
/**
* Registers the behaviour with the policy component for the policy and type specified. Called
* as the init method of the bean.
*
* TODO supoort service registration?
*/
public abstract void register();
}