org.directwebremoting.io.Context Maven / Gradle / Ivy
package org.directwebremoting.io;
import org.directwebremoting.ScriptBuffer;
/**
* Context is a way to return a value that can only be realized on the client.
* It allows us to return something, and have server side code keep track of the
* things it is acting on.
* @author Joe Walker [joe at getahead dot ltd dot uk]
*/
public class Context
{
/**
* Create a new Context
* @param parent Our parent context, or null if we start from scratch
* @param extension A string to append to the parent context
*/
public Context(Context parent, String extension)
{
this.parent = parent;
this.extension = extension;
}
/**
* Accessor for the string to append to the parent context to define us
* @return the extension
*/
protected String getContextPath()
{
String prefix = (parent == null) ? "" : parent.getContextPath();
return prefix + extension;
}
/**
* Accessor for the current InitScript
* @param initScript The new InitScript
*/
protected void setInitScript(ScriptBuffer initScript)
{
this.initScript = initScript;
}
/**
* Accessor for the current InitScript
* @return The current InitScript
*/
protected ScriptBuffer getInitScript()
{
return initScript;
}
/**
* When we're stand-alone, created from 'new' someone else want the start point
*/
private ScriptBuffer initScript;
/**
* Our parent context, or null if we start from scratch
*/
private Context parent;
/**
* A string to append to the parent context to get to where we are
*/
private String extension;
}
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