//BEGIN_LICENSE
//
// Copyright (c) 2000 The Open Group, BMC Software, Tivoli Systems, IBM
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//
//END_LICENSE
//BEGIN_HISTORY
//
// Author:
//
// $Log: Client.h,v $
// Revision 1.1  2001/01/14 19:50:31  mike
// Initial revision
//
//
//END_HISTORY

////////////////////////////////////////////////////////////////////////////////
//
// Client.h
//
////////////////////////////////////////////////////////////////////////////////

#ifndef Pegasus_Client_h
#define Pegasus_Client_h

#include <fstream>
#include <Pegasus/Common/Config.h>
#include <Pegasus/Common/Operations.h>
#include <Pegasus/Client/ClientException.h>

PEGASUS_NAMESPACE_BEGIN

struct ClientRep;

class PEGASUS_CLIENT_LINKAGE Client : public Operations
{
public:

    enum { DEFAULT_TIMEOUT_MILLISECONDS = 20000 };

    Client(Uint32 timeOutMilliseconds = DEFAULT_TIMEOUT_MILLISECONDS);

    ~Client();

    Uint32 getTimeOut() const 
    {
	return _timeOutMilliseconds; 
    }

    void setTimeOut(Uint32 timeOutMilliseconds)
    {
	_timeOutMilliseconds = timeOutMilliseconds; 
    }
    
    void connect(const char* hostName, Uint32 port);

    void get(const char* document) const;

    void runOnce();

    void runForever();

    virtual ClassDecl getClass(
	const String& nameSpace,
	const String& className,
	Boolean localOnly = true,
	Boolean includeQualifiers = true,
	Boolean includeClassOrigin = false,
	const Array<String>& propertyList = _getStringArray());

    virtual InstanceDecl getInstance(
	const String& nameSpace,
	const Reference& instanceName,
	Boolean localOnly = true,
	Boolean includeQualifiers = false,
	Boolean includeClassOrigin = false,
	const Array<String>& propertyList = _getStringArray());

    virtual void deleteClass(
	const String& nameSpace,
	const String& className);

    virtual void deleteInstance(
	const String& nameSpace,
	const Reference& instanceName);

    virtual void createClass(
	const String& nameSpace,
	ClassDecl& newClass);

    virtual void createInstance(
	const String& nameSpace,
	const InstanceDecl& newInstance) ;

    virtual void modifyClass(
	const String& nameSpace,
	ClassDecl& modifiedClass);

    virtual void modifyInstance(
	const String& nameSpace,
	const InstanceDecl& modifiedInstance);

    virtual Array<ClassDecl> enumerateClasses(
	const String& nameSpace,
	const String& className = String::EMPTY,
	Boolean deepInheritance = false,
	Boolean localOnly = true,
	Boolean includeQualifiers  = true,
	Boolean includeClassOrigin = false);

    virtual Array<String> enumerateClassNames(
	const String& nameSpace,
	const String& className = String::EMPTY,
	Boolean deepInheritance = false);

    virtual Array<InstanceDecl> enumerateInstances(
	const String& nameSpace,
	const String& className,
	Boolean deepInheritance = true,
	Boolean localOnly = true,
	Boolean includeQualifiers = false,
	Boolean includeClassOrigin = false,
	const Array<String>& propertyList = _getStringArray());

    virtual Array<String> enumerateInstanceNames(
	const String& nameSpace,
	const String& className);

    virtual Array<InstanceDecl> execQuery(
	const String& queryLanguage,
	const String& query) ;

    virtual Array<InstanceDecl> associators(
	const String& nameSpace,
	const Reference& objectName,
	const String& assocClass = String::EMPTY,
	const String& resultClass = String::EMPTY,
	const String& role = String::EMPTY,
	const String& resultRole = String::EMPTY,
	Boolean includeQualifiers = false,
	Boolean includeClassOrigin = false,
	const Array<String>& propertyList = _getStringArray());

    virtual Array<Reference> associatorNames(
	const String& nameSpace,
	const Reference& objectName,
	const String& assocClass = String::EMPTY,
	const String& resultClass = String::EMPTY,
	const String& role = String::EMPTY,
	const String& resultRole = String::EMPTY);

    virtual Array<InstanceDecl> references(
	const String& nameSpace,
	const Reference& objectName,
	const String& resultClass = String::EMPTY,
	const String& role = String::EMPTY,
	Boolean includeQualifiers = false,
	Boolean includeClassOrigin = false,
	const Array<String>& propertyList = _getStringArray());

    virtual Array<Reference> referenceNames(
	const String& nameSpace,
	const Reference& objectName,
	const String& resultClass = String::EMPTY,
	const String& role = String::EMPTY);

    virtual Value getProperty(
	const String& nameSpace,
	const Reference& instanceName,
	const String& propertyName);

    virtual void setProperty(
	const String& nameSpace,
	const Reference& instanceName,
	const String& propertyName,
	const Value& newValue = Value());

    virtual QualifierDecl getQualifier(
	const String& nameSpace,
	const String& qualifierName);

    virtual void setQualifier(
	const String& nameSpace,
	const QualifierDecl& qualifierDeclaration);

    virtual void deleteQualifier(
	const String& nameSpace,
	const String& qualifierName);

    virtual Array<QualifierDecl> enumerateQualifiers(
	const String& nameSpace);

    virtual Value invokeMethod(
	const String& nameSpace,
	const Reference& instanceName,
	const String& methodName,
	const Array<Value>& inParameters,
	Array<Value>& outParameters);

private:

    static Array<String> _getStringArray()
    {
	return Array<String>();
    }

    void _sendMessage(const Array<Sint8>& message);

    ClientRep* _rep;
    void* _handler;
    Uint32 _timeOutMilliseconds;
};

PEGASUS_NAMESPACE_END

#endif /* Pegasus_Client_h */