php.java.faces
Class PhpFacesScriptEngine

java.lang.Object
  javax.script.AbstractScriptEngine
      php.java.script.InvocablePhpScriptEngine
          php.java.faces.PhpFacesScriptEngine

All Implemented Interfaces:

Invocable, ScriptEngine

public class PhpFacesScriptEngine
extends InvocablePhpScriptEngine
implements Invocable

A custom ScriptEngine, keeps the custom ScriptContext

Author:

jostb

Field Summary

Fields inherited from interface javax.script.ScriptEngine

ARGV, ENGINE, ENGINE_VERSION, FILENAME, LANGUAGE, LANGUAGE_VERSION, NAME

Constructor Summary

PhpFacesScriptEngine(javax.servlet.ServletContext ctx, javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, PhpScriptWriter writer)
Creates a new ScriptEngine.

Method Summary

Bindings	createBindings() Retrieves an uninitailized namespace which can be used as the scope of the ScriptEngine.
java.lang.Object	eval(java.io.Reader reader, ScriptContext context) Evaluates a script obtained using the specified reader as the script source and using the namespaces in the specifed ScriptContext.
java.lang.Object	eval(java.lang.String script, ScriptContext context) Evaluates a script using the namespaces in the specifed ScriptContext.
ScriptEngineFactory	getFactory() Retrieves a ScriptEngineFactory for the class to which describes the underlying ScriptEngine.

Methods inherited from class php.java.script.InvocablePhpScriptEngine

getInterface, getInterface, invoke, invoke, invokeFunction, invokeMethod, release

Methods inherited from class javax.script.AbstractScriptEngine

eval, eval, eval, eval, get, getBindings, getContext, put, setBindings, setContext

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface javax.script.Invocable

getInterface, getInterface, invokeFunction, invokeMethod

Constructor Detail

PhpFacesScriptEngine

public PhpFacesScriptEngine(javax.servlet.ServletContext ctx,
                            javax.servlet.http.HttpServletRequest request,
                            javax.servlet.http.HttpServletResponse response,
                            PhpScriptWriter writer)

Creates a new ScriptEngine.

Parameters:

ctx - The ServletContext

request - The HttpServletRequest

response - The HttpServletResponse

writer - The PhpScriptWriter

Method Detail

eval

public java.lang.Object eval(java.io.Reader reader,
                             ScriptContext context)
                      throws ScriptException

Description copied from interface: ScriptEngine

Evaluates a script obtained using the specified reader as the script source and using the namespaces in the specifed ScriptContext. Returns null for non-returning scripts

Parameters:

reader - the script source

context - the context contianing different namespace for script evaluation

Returns:

the value of the evaluated script

Throws:

ScriptException - if an error occurs

eval

public java.lang.Object eval(java.lang.String script,
                             ScriptContext context)
                      throws ScriptException

Description copied from interface: ScriptEngine

Evaluates a script using the namespaces in the specifed ScriptContext. Return null for non-returning scripts.

Parameters:

script - the String representation of the script

context - tbe ScriptContext containing namespaces for the script evaluation

Returns:

the value of the evaluated script

Throws:

ScriptException - if an error occurs

getFactory

public ScriptEngineFactory getFactory()

Description copied from interface: ScriptEngine

Retrieves a ScriptEngineFactory for the class to which describes the underlying ScriptEngine.

Returns:

an instance of ScriptEngineFactory which describes the underlying ScriptEngine

createBindings

public Bindings createBindings()

Retrieves an uninitailized namespace which can be used as the scope of the ScriptEngine.

Returns:

an initialzed namespace which can be used to repalce the state of the ScriptEngine