ro.isdc.wro.extensions.script
Class RhinoScriptBuilder

java.lang.Object
  ro.isdc.wro.extensions.script.RhinoScriptBuilder

public class RhinoScriptBuilder
extends Object

Used to evaluate javascript on the serverside using rhino javascript engine. Encapsulate and hides all implementation details used by rhino to evaluate javascript on the serverside.

Author:

Alex Objelean

Method Summary

RhinoScriptBuilder	addClientSideEnvironment() Add a clinet side environment to the script context (client-side aware).
RhinoScriptBuilder	addJSON()
Object	evaluate(Reader reader, String sourceName) Evaluates a script from a reader.
Object	evaluate(String script, String sourceName) Evaluates a script.
RhinoScriptBuilder	evaluateChain(InputStream stream, String sourceName) Evaluates a script and return RhinoScriptBuilder for a chained script evaluation.
RhinoScriptBuilder	evaluateChain(String script, String sourceName) Evaluates a script and return RhinoScriptBuilder for a chained script evaluation.
org.mozilla.javascript.ScriptableObject	getScope()
void	initContext()
static RhinoScriptBuilder	newChain()
static RhinoScriptBuilder	newChain(org.mozilla.javascript.ScriptableObject scope)
static RhinoScriptBuilder	newClientSideAwareChain()

Methods inherited from class java.lang.Object

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

Method Detail

getScope

public org.mozilla.javascript.ScriptableObject getScope()

Returns:

the context

addClientSideEnvironment

public RhinoScriptBuilder addClientSideEnvironment()

Add a clinet side environment to the script context (client-side aware).

Returns:

RhinoScriptBuilder used to chain evaluation of the scripts.

Throws:

IOException

addJSON

public RhinoScriptBuilder addJSON()

evaluateChain

public RhinoScriptBuilder evaluateChain(InputStream stream,
                                        String sourceName)
                                 throws IOException

Evaluates a script and return RhinoScriptBuilder for a chained script evaluation.

Parameters:

stream - InputStream of the script to evaluate.

sourceName - the name of the evaluated script.

Returns:

RhinoScriptBuilder chain with required script evaluated.

Throws:

IOException - if the script couldn't be retrieved.

initContext

public void initContext()

evaluateChain

public RhinoScriptBuilder evaluateChain(String script,
                                        String sourceName)

Evaluates a script and return RhinoScriptBuilder for a chained script evaluation.

Parameters:

script - the string representation of the script to evaluate.

sourceName - the name of the evaluated script.

Returns:

evaluated object.

Throws:

IOException - if the script couldn't be retrieved.

evaluate

public Object evaluate(Reader reader,
                       String sourceName)
                throws IOException

Evaluates a script from a reader.

Parameters:

reader - Reader of the script to evaluate.

sourceName - the name of the evaluated script.

Returns:

evaluated object.

Throws:

IOException - if the script couldn't be retrieved.

evaluate

public Object evaluate(String script,
                       String sourceName)

Evaluates a script.

Parameters:

script - string representation of the script to evaluate.

sourceName - the name of the evaluated script.

Returns:

evaluated object.

Throws:

IOException - if the script couldn't be retrieved.

newChain

public static RhinoScriptBuilder newChain()

Returns:

default RhinoScriptBuilder for script evaluation chaining.

newChain

public static RhinoScriptBuilder newChain(org.mozilla.javascript.ScriptableObject scope)

newClientSideAwareChain

public static RhinoScriptBuilder newClientSideAwareChain()

Returns:

default RhinoScriptBuilder for script evaluation chaining.