org.mule.util.ObjectNameHelper Maven / Gradle / Ivy
/*
* $Id: ObjectNameHelper.java 21307 2011-02-17 15:35:44Z dfeist $
* --------------------------------------------------------------------------------------
* Copyright (c) MuleSoft, Inc. All rights reserved. http://www.mulesoft.com
*
* The software in this package is published under the terms of the CPAL v1.0
* license, a copy of which has been included with this distribution in the
* LICENSE.txt file.
*/
package org.mule.util;
import org.mule.api.MuleContext;
import org.mule.api.endpoint.EndpointURI;
import org.mule.api.transport.Connector;
/**
* Generates consistent objects names for Mule components
*/
// @ThreadSafe
public final class ObjectNameHelper
{
public static final String SEPARATOR = ".";
//public static final char HASH = '#';
public static final String CONNECTOR_PREFIX = "connector";
public static final String ENDPOINT_PREFIX = "endpoint";
public static final String DEFAULT = "mule.default";
private MuleContext muleContext;
public ObjectNameHelper(MuleContext muleContext)
{
this.muleContext = muleContext;
}
public String getEndpointName(final EndpointURI endpointUri)
{
String address = endpointUri.getAddress();
if (StringUtils.isBlank(address))
{
// for some endpoints in TCK like test://xxx
address = endpointUri.toString();
}
// Make sure we include the endpoint scheme in the name
address = (address.indexOf(":/") > -1 ? address : endpointUri.getScheme()
+ SEPARATOR + address);
String name = ENDPOINT_PREFIX + SEPARATOR + replaceObjectNameChars(address);
return ensureUniqueEndpoint(name);
}
protected String ensureUniqueEndpoint(String name)
{
int i = 0;
String tempName = name;
// Check that the generated name does not conflict with an existing global
// endpoint.
// We can't check local edpoints right now but the chances of conflict are
// very small and will be
// reported during JMX object registration
while (muleContext.getRegistry().lookupObject(tempName) != null)
{
i++;
tempName = name + SEPARATOR + i;
}
return tempName;
}
protected String ensureUniqueConnector(String name)
{
int i = 0;
String tempName = name;
// Check that the generated name does not conflict with an existing global
// endpoint.
// We can't check local edpoints right now but the chances of conflict are
// very small and will be
// reported during JMX object registration
try
{
while (muleContext.getRegistry().lookupConnector(tempName) != null)
{
i++;
tempName = name + SEPARATOR + i;
}
}
catch (Exception e)
{
//ignore
}
return tempName;
}
public String getConnectorName(Connector connector)
{
if (connector.getName() != null && connector.getName().indexOf('#') == -1)
{
String name = replaceObjectNameChars(connector.getName());
return ensureUniqueConnector(name);
}
else
{
String name = CONNECTOR_PREFIX + SEPARATOR + connector.getProtocol() + SEPARATOR + DEFAULT;
return ensureUniqueConnector(name);
}
}
public static boolean isDefaultAutoGeneratedConnector(Connector connector)
{
return connector.getName().startsWith(
CONNECTOR_PREFIX + SEPARATOR + connector.getProtocol() + SEPARATOR + DEFAULT);
}
public String replaceObjectNameChars(String name)
{
String value = name.replaceAll("//", SEPARATOR);
value = value.replaceAll("\\p{Punct}", SEPARATOR);
value = value.replaceAll("\\" + SEPARATOR + "{2,}", SEPARATOR);
if (value.endsWith(SEPARATOR))
{
value = value.substring(0, value.length() - 1);
}
return value;
}
}