org.jruby.runtime.builtin.IRubyObject Maven / Gradle / Ivy
/*
***** BEGIN LICENSE BLOCK *****
* Version: EPL 1.0/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Eclipse Public
* License Version 1.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.eclipse.org/legal/epl-v10.html
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* Copyright (C) 2002-2004 Anders Bengtsson
* Copyright (C) 2002-2004 Jan Arne Petersen
* Copyright (C) 2004 Thomas E Enebo
* Copyright (C) 2004 Charles O Nutter
* Copyright (C) 2004 Stefan Matthias Aust
* Copyright (C) 2006 Ola Bini
* Copyright (C) 2007 William N Dortch
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the EPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the EPL, the GPL or the LGPL.
***** END LICENSE BLOCK *****/
package org.jruby.runtime.builtin;
import java.util.List;
import org.jruby.Ruby;
import org.jruby.RubyArray;
import org.jruby.RubyClass;
import org.jruby.RubyFloat;
import org.jruby.RubyHash;
import org.jruby.RubyInteger;
import org.jruby.RubyString;
import org.jruby.runtime.Block;
import org.jruby.runtime.ThreadContext;
/** Object is the parent class of all classes in Ruby. Its methods are
* therefore available to all objects unless explicitly overridden.
*/
public interface IRubyObject {
/**
*
*/
public static final IRubyObject[] NULL_ARRAY = new IRubyObject[0];
@Deprecated
public IRubyObject callSuper(ThreadContext context, IRubyObject[] args, Block block);
public IRubyObject callMethod(ThreadContext context, String name);
public IRubyObject callMethod(ThreadContext context, String name, IRubyObject arg);
public IRubyObject callMethod(ThreadContext context, String name, IRubyObject[] args);
public IRubyObject callMethod(ThreadContext context, String name, IRubyObject[] args, Block block);
@Deprecated
public IRubyObject callMethod(ThreadContext context, int methodIndex, String name);
@Deprecated
public IRubyObject callMethod(ThreadContext context, int methodIndex, String name, IRubyObject arg);
public IRubyObject checkCallMethod(ThreadContext context, String name);
/**
* RubyMethod isNil.
* @return boolean
*/
boolean isNil();
/**
*
* @return
*/
boolean isTrue();
/**
* RubyMethod isTaint.
* @return boolean
*/
boolean isTaint();
/**
* RubyMethod setTaint.
* @param b
*/
void setTaint(boolean b);
/**
* Infect this object using the taint of another object
* @param obj
* @return
*/
IRubyObject infectBy(IRubyObject obj);
/**
* RubyMethod isFrozen.
* @return boolean
*/
boolean isFrozen();
/**
* RubyMethod setFrozen.
* @param b
*/
void setFrozen(boolean b);
/**
* RubyMethod isUntrusted.
* @return boolean
*/
boolean isUntrusted();
/**
* RubyMethod setUntrusted.
* @param b
*/
void setUntrusted(boolean b);
/**
*
* @return
*/
boolean isImmediate();
/**
* RubyMethod getRubyClass.
* @return
*/
RubyClass getMetaClass();
/**
* RubyMethod getSingletonClass.
* @return RubyClass
*/
RubyClass getSingletonClass();
/**
* RubyMethod getType.
* @return RubyClass
*/
RubyClass getType();
/**
* RubyMethod respondsTo.
* @param string
* @return boolean
*/
boolean respondsTo(String string);
/**
* RubyMethod respondsTo.
* @param string
* @return boolean
*/
boolean respondsToMissing(String string);
/**
* RubyMethod respondsTo.
* @param string
* @return boolean
*/
boolean respondsToMissing(String string, boolean priv);
/**
* RubyMethod getRuntime.
* @return
*/
Ruby getRuntime();
/**
* RubyMethod getJavaClass.
* @return Class
*/
Class getJavaClass();
/**
* Convert the object into a symbol name if possible.
*
* @return String the symbol name
*/
String asJavaString();
/** rb_obj_as_string
* @return
*/
RubyString asString();
/**
* Methods which perform to_xxx if the object has such a method
* @return
*/
RubyArray convertToArray();
/**
*
* @return
*/
RubyHash convertToHash();
/**
*
* @return
*/
RubyFloat convertToFloat();
/**
*
* @return
*/
RubyInteger convertToInteger();
/**
*
* @return
*/
@Deprecated
RubyInteger convertToInteger(int convertMethodIndex, String convertMethod);
/**
*
* @return
*/
RubyInteger convertToInteger(String convertMethod);
/**
*
* @return
*/
RubyString convertToString();
/**
*
* @return
*/
IRubyObject anyToString();
/**
*
* @return
*/
IRubyObject checkStringType();
/**
*
* @return
*/
IRubyObject checkStringType19();
/**
*
* @return
*/
IRubyObject checkArrayType();
/**
* Convert the object to the specified Java class, if possible.
*
* @param cls The target type to which the object should be converted.
*/
Object toJava(Class cls);
/**
* RubyMethod dup.
* @return
*/
IRubyObject dup();
/**
* RubyMethod inspect.
* @return String
*/
IRubyObject inspect();
/**
* RubyMethod rbClone.
* @return IRubyObject
*/
IRubyObject rbClone();
/**
* @return true if an object is Ruby Module instance (note that it will return false for Ruby Classes).
* If is_a? semantics is required, use (someObject instanceof RubyModule) instead.
*/
boolean isModule();
/**
* @return true if an object is Ruby Class instance (note that it will return false for Ruby singleton classes).
* If is_a? semantics is required, use (someObject instanceof RubyClass/MetaClass) instead.
*/
boolean isClass();
/**
* Our version of Data_Wrap_Struct.
*
* This method will just set a private pointer to the object provided. This pointer is transient
* and will not be accessible from Ruby.
*
* @param obj the object to wrap
*/
void dataWrapStruct(Object obj);
/**
* Our version of Data_Get_Struct.
*
* Returns a wrapped data value if there is one, otherwise returns null.
*
* @return the object wrapped.
*/
Object dataGetStruct();
Object dataGetStructChecked();
/**
*
* @return
*/
IRubyObject id();
public IRubyObject op_equal(ThreadContext context, IRubyObject other);
public IRubyObject op_eqq(ThreadContext context, IRubyObject other);
public boolean eql(IRubyObject other);
public void addFinalizer(IRubyObject finalizer);
public void removeFinalizers();
//
// COMMON VARIABLE METHODS
//
/**
* Returns true if object has any variables, defined as:
*
* - instance variables
*
- class variables
*
- constants
*
- internal variables, such as those used when marshalling Ranges and Exceptions
*
* @return true if object has any variables, else false
*/
boolean hasVariables();
/**
* @return the count of all variables (ivar/cvar/constant/internal)
*/
int getVariableCount();
/**
* Sets object's variables to those in the supplied list,
* removing/replacing any previously defined variables. Applies
* to all variable types (ivar/cvar/constant/internal).
*
* @param variables the variables to be set for object
*/
@Deprecated
void syncVariables(List> variables);
/**
* Sets object's variables to those in the supplied object,
* removing/replacing any previously defined variables of the same name.
* Applies to all variable types (ivar/cvar/constant/internal).
*
* @param source the source object containing the variables to sync
*/
void syncVariables(IRubyObject source);
/**
* @return a list of all variables (ivar/cvar/constant/internal)
*/
List> getVariableList();
//
// INSTANCE VARIABLE METHODS
//
InstanceVariables getInstanceVariables();
//
// INTERNAL VARIABLE METHODS
//
InternalVariables getInternalVariables();
/**
* @return a list of all variable names (ivar/cvar/constant/internal)
*/
List getVariableNameList();
void copySpecialInstanceVariables(IRubyObject clone);
public Object getVariable(int index);
public void setVariable(int index, Object value);
}
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