Java Doc for HttpInvokerProxyHA.java in  » EJB-Server-JBoss-4.2.1 » cluster » org » jboss » invocation » http » interfaces » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » EJB Server JBoss 4.2.1 » cluster » org.jboss.invocation.http.interfaces 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   org.jboss.invocation.http.interfaces.HttpInvokerProxyHA

HttpInvokerProxyHA
public class HttpInvokerProxyHA implements InvokerProxyHA,Invoker,Externalizable(Code)
The client side Http invoker proxy that posts an invocation to the InvokerServlet using the HttpURLConnection created from a target url. This proxy handles failover using its associated LoadBalancePolicy and current list of URL strings. The candidate URLs are updated dynamically after an invocation if the cluster partitation view has changed.
author:
   Scott.Stark@jboss.org
version:
   $Revision: 57188 $


Field Summary
protected  FamilyClusterInfofamilyClusterInfo
    
protected  LoadBalancePolicyloadBalancePolicy
    
protected  StringproxyFamilyName
    
protected transient  booleantrace
    

Constructor Summary
public  HttpInvokerProxyHA()
    
public  HttpInvokerProxyHA(ArrayList targets, long viewId, LoadBalancePolicy policy, String proxyFamilyName)
    

Method Summary
public  FamilyClusterInfogetClusterInfo()
    
public  ObjectgetRemoteTarget()
    
public  ObjectgetRemoteTarget(Invocation invocationBasedRouting)
    
public  StringgetServerHostName()
    
public  Objectinvoke(Invocation invocation)
     This method builds a MarshalledInvocation from the invocation passed in and then does a post to the target URL.
public  voidreadExternal(ObjectInput in)
     Un-externalize this instance.
public  voidremoteTargetHasFailed(Object target)
    
protected  voidremoveDeadTarget(Object target)
    
protected  voidresetView()
    
protected  inttotalNumberOfTargets()
    
public  voidupdateClusterInfo(ArrayList targets, long viewId)
    
public  voidwriteExternal(ObjectOutput out)
     Externalize this instance.

Field Detail
familyClusterInfo
protected FamilyClusterInfo familyClusterInfo(Code)



loadBalancePolicy
protected LoadBalancePolicy loadBalancePolicy(Code)



proxyFamilyName
protected String proxyFamilyName(Code)



trace
protected transient boolean trace(Code)
Trace level logging flag only set when the proxy is created or read from JNDI




Constructor Detail
HttpInvokerProxyHA
public HttpInvokerProxyHA()(Code)



HttpInvokerProxyHA
public HttpInvokerProxyHA(ArrayList targets, long viewId, LoadBalancePolicy policy, String proxyFamilyName)(Code)

Parameters:
  targets - the list of URLs through which clients should contact theInvokerServlet.
Parameters:
  policy - the policy for choosing among targets ClusteringTargetsRepository underwhich this proxy is to be stored
Parameters:
  proxyFamilyName - the name into the




Method Detail
getClusterInfo
public FamilyClusterInfo getClusterInfo()(Code)



getRemoteTarget
public Object getRemoteTarget()(Code)



getRemoteTarget
public Object getRemoteTarget(Invocation invocationBasedRouting)(Code)



getServerHostName
public String getServerHostName() throws Exception(Code)



invoke
public Object invoke(Invocation invocation) throws Exception(Code)
This method builds a MarshalledInvocation from the invocation passed in and then does a post to the target URL.



readExternal
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException(Code)
Un-externalize this instance.



remoteTargetHasFailed
public void remoteTargetHasFailed(Object target)(Code)



removeDeadTarget
protected void removeDeadTarget(Object target)(Code)



resetView
protected void resetView()(Code)



totalNumberOfTargets
protected int totalNumberOfTargets()(Code)



updateClusterInfo
public void updateClusterInfo(ArrayList targets, long viewId)(Code)



writeExternal
public void writeExternal(ObjectOutput out) throws IOException(Code)
Externalize this instance.



Methods inherited from java.lang.Object
native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object obj)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final native public Class getClass()(Code)(Java Doc)
native public int hashCode()(Code)(Java Doc)
final native public void notify()(Code)(Java Doc)
final native public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc)
final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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