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java.lang.Objectorg.jruby.embed.variable.Constant
public class Constant
An implementation of BiVariable for a Ruby constant.
Nested Class Summary |
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Nested classes/interfaces inherited from interface org.jruby.embed.variable.BiVariable |
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BiVariable.Type |
Field Summary | |
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protected boolean |
fromRuby
|
protected IRubyObject |
irubyObject
|
protected java.lang.Object |
javaObject
|
protected java.lang.Class |
javaType
|
protected java.lang.String |
name
|
protected IRubyObject |
receiver
|
Method Summary | |
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static BiVariable |
getInstance(RubyObject receiver,
java.lang.String name,
java.lang.Object... javaObject)
Returns an instance of this class. |
java.lang.Object |
getJavaObject()
Returns a value of the variable this object holds in Java type. |
java.lang.String |
getName()
Returns a name of the variable this object holds. |
IRubyObject |
getReceiver()
Returns the original receiver where this variable has been retrieved. |
protected RubyModule |
getRubyClass(Ruby runtime)
|
IRubyObject |
getRubyObject()
Returns a value of the variable this object holds in a org.jruby.runtime.builtin.IRubyObject type. |
BiVariable.Type |
getType()
Returns enum type of this variable defined in BiVariable . |
void |
inject()
Injects a constant value to a parsed Ruby script. |
boolean |
isReceiverIdentical(RubyObject recv)
Returns true if a given receiver is identical to the receiver this object has. |
static boolean |
isValidName(java.lang.Object name)
Returns true if the given name is a decent Ruby constant. |
protected static boolean |
isValidName(java.lang.String pattern,
java.lang.Object name)
|
void |
remove()
Attempts to remove this constant from top self or receiver. |
static void |
retrieve(RubyObject receiver,
BiVariableMap vars)
Retrieves constants from Ruby after the evaluation or method invocation. |
static void |
retrieveByKey(RubyObject receiver,
BiVariableMap vars,
java.lang.String key)
Retrieves a constant by key from Ruby runtime after the evaluation. |
void |
setJavaObject(Ruby runtime,
java.lang.Object javaObject)
Sets a Java object as a value of this object. |
void |
setRubyObject(IRubyObject rubyObject)
Sets a org.jruby.runtime.builtin.IRubyObject type, Ruby object as a value of this object. |
protected void |
updateByJavaObject(Ruby runtime,
java.lang.Object... values)
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protected void |
updateRubyObject(IRubyObject rubyObject)
|
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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protected final IRubyObject receiver
protected java.lang.String name
protected java.lang.Object javaObject
protected java.lang.Class javaType
protected IRubyObject irubyObject
protected boolean fromRuby
Method Detail |
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public static BiVariable getInstance(RubyObject receiver, java.lang.String name, java.lang.Object... javaObject)
BiVariableMap
.
runtime
- name
- a variable namejavaObject
- Java object that should be assigned to.
public static void retrieve(RubyObject receiver, BiVariableMap vars)
runtime
- Ruby runtimereceiver
- receiver object returned when a script is evaluated.vars
- map to save retrieved constants.public static void retrieveByKey(RubyObject receiver, BiVariableMap vars, java.lang.String key)
receiver
- receiver object returned when a script is evaluated.vars
- map to save retrieved instance variables.key
- instace varible namepublic BiVariable.Type getType()
BiVariable
.
public static boolean isValidName(java.lang.Object name)
name
- is a name to be checked.
public void inject()
public void remove()
protected void updateByJavaObject(Ruby runtime, java.lang.Object... values)
protected void updateRubyObject(IRubyObject rubyObject)
public IRubyObject getReceiver()
BiVariable
getReceiver
in interface BiVariable
public boolean isReceiverIdentical(RubyObject recv)
isReceiverIdentical
in interface BiVariable
public java.lang.String getName()
BiVariable
getName
in interface BiVariable
public java.lang.Object getJavaObject()
BiVariable
getJavaObject
in interface BiVariable
public void setJavaObject(Ruby runtime, java.lang.Object javaObject)
BiVariable
setJavaObject
in interface BiVariable
runtime
- is used to convert a Java object to Ruby object.javaObject
- is a variable value to be set.public IRubyObject getRubyObject()
BiVariable
getRubyObject
in interface BiVariable
public void setRubyObject(IRubyObject rubyObject)
BiVariable
setRubyObject
in interface BiVariable
rubyObject
- is a variable value to be set.protected RubyModule getRubyClass(Ruby runtime)
protected static boolean isValidName(java.lang.String pattern, java.lang.Object name)
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