MockLegacyJavaAppserverClient.java

/*
** Module   : MockLegacyJavaAppserverClient.java
** Abstract : Mock the OpenClient APIs, to allow tests without a FWD server.
**
** Copyright (c) 2023, Golden Code Development Corporation.
**
** -#- -I- --Date-- ---------------------------------------Description----------------------------------------
** 001 CA  20230717 Created initial version.
*/

/*
** This program is free software: you can redistribute it and/or modify
** it under the terms of the GNU Affero General Public License as
** published by the Free Software Foundation, either version 3 of the
** License, or (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
** GNU Affero General Public License for more details.
**
** You may find a copy of the GNU Affero GPL version 3 at the following
** location: https://www.gnu.org/licenses/agpl-3.0.en.html
** 
** Additional terms under GNU Affero GPL version 3 section 7:
** 
**   Under Section 7 of the GNU Affero GPL version 3, the following additional
**   terms apply to the works covered under the License.  These additional terms
**   are non-permissive additional terms allowed under Section 7 of the GNU
**   Affero GPL version 3 and may not be removed by you.
** 
**   0. Attribution Requirement.
** 
**     You must preserve all legal notices or author attributions in the covered
**     work or Appropriate Legal Notices displayed by works containing the covered
**     work.  You may not remove from the covered work any author or developer
**     credit already included within the covered work.
** 
**   1. No License To Use Trademarks.
** 
**     This license does not grant any license or rights to use the trademarks
**     Golden Code, FWD, any Golden Code or FWD logo, or any other trademarks
**     of Golden Code Development Corporation. You are not authorized to use the
**     name Golden Code, FWD, or the names of any author or contributor, for
**     publicity purposes without written authorization.
** 
**   2. No Misrepresentation of Affiliation.
** 
**     You may not represent yourself as Golden Code Development Corporation or FWD.
** 
**     You may not represent yourself for publicity purposes as associated with
**     Golden Code Development Corporation, FWD, or any author or contributor to
**     the covered work, without written authorization.
** 
**   3. No Misrepresentation of Source or Origin.
** 
**     You may not represent the covered work as solely your work.  All modified
**     versions of the covered work must be marked in a reasonable way to make it
**     clear that the modified work is not originating from Golden Code Development
**     Corporation or FWD.  All modified versions must contain the notices of
**     attribution required in this license.
*/

package com.goldencode.p2j.util;

import com.goldencode.p2j.main.*;

import commonj.sdo.DataGraph;

/**
 * Mock the OpenClient APIs used to invoke a remote external program or internal procedure/function.
 * <p>
 * The {@link #mockRunFunction}, {@link #mockRunSingleRunProcedure}, {@link #mockRunSingletonProcedure}, 
 * {@link #mockRunPersistentProcedure}, {@link #mockRunProcedure} and {@link #mockInvokeWithArgs} APIs can
 * be overridden in a sub-class.
 * <p>
 * Use {@link #setMockParameter} API to explicit set the value of a OUTPUT or INPUT-OUTPUT parameter which,
 * on the OpenClient side, will automatically be available via {@link #getOutputParameter}. 
 * <p>
 * For DATASET[-HANDLE] and TABLE[-HANDLE] parameters, the value for {@link #setMockParameter} must be a 
 * {@link DataGraph}.
 */
public class MockLegacyJavaAppserverClient
extends LegacyJavaAppserverClient
{
   /**
    * Default constructor.
    */
   public MockLegacyJavaAppserverClient()
   {
      super(new AppServerConnectionPool("mock-fwd-server"));
   }
   
   /**
    * Set a mock parameter value.
    * 
    * @param    param
    *           The parameter.
    * @param    value
    *           The value.
    */
   public final void setMockParameter(LegacyJavaAppserverParameter param, Object value)
   {
      setParameterOrig(param, value);
   }

   /**
    * Get the mock output parameter value.
    * 
    * @param    param
    *           The parameter.
    */
   @Override
   public final Object getOutputParameter(LegacyJavaAppserverParameter param)
   {
      return param.getOrig();
   }
   
   /**
    * Mock of a remote FUNCTION call.
    * 
    * @param    proxy
    *           A handle instance which has as value a {@link TransparentWrapper} with the target's name.
    * @param    function
    *           The internal function name.
    * @param    paramArray
    *           The parameters.
    *           
    * @return   The function's returned value.
    */
   @Override
   public final Object runFunction(handle proxy, String function, LegacyJavaAppserverParameter... paramArray)
   {
      return mockRunFunction((String) proxy.get(), function, paramArray);
   }
   
   /**
    * Mock of a remote external program call ran in SINGLE-RUN mode.
    * 
    * @param    procedure
    *           The external program name
    * @param    paramArray
    *           The parameters.
    *           
    * @return   A mock handle containing the external program name.
    */
   @Override
   public final handle runSingleRunProcedure(String procedure, LegacyJavaAppserverParameter... paramArray) 
   {
      mockRunSingleRunProcedure(procedure, paramArray);
      
      return new handle(new TransparentWrapper(procedure));
   }
   
   /**
    * Mock of a remote external program call ran in SINGLETON mode.
    * 
    * @param    procedure
    *           The external program name
    * @param    paramArray
    *           The parameters.
    *           
    * @return   A mock handle containing the external program name.
    */
   @Override
   public final handle runSingletonProcedure(String procedure, LegacyJavaAppserverParameter... paramArray) 
   {
      mockRunSingletonProcedure(procedure, paramArray);

      return new handle(new TransparentWrapper(procedure));
   }
   
   /**
    * Mock of a remote external program call ran in PERSISTENT mode.
    * 
    * @param    procedure
    *           The external program name
    * @param    paramArray
    *           The parameters.
    *           
    * @return   A mock handle containing the external program name.
    */
   @Override
   public final handle runPersistentProcedure(String procedure, LegacyJavaAppserverParameter... paramArray) 
   {
      mockRunPersistentProcedure(procedure, paramArray);
      
      return new handle(new TransparentWrapper(procedure));
   }
   
   /**
    * Mock of a remote external program call.
    * 
    * @param    procedure
    *           The external program name
    * @param    paramArray
    *           The parameters.
    *           
    * @return   The procedure's return value.
    */
   @Override
   public final String runProcedure(String procedure, LegacyJavaAppserverParameter... paramArray)
   {
      return mockRunProcedure(procedure, paramArray);
   }
   
   /**
    * Mock of a internal procedure call.
    * 
    * @param    proxy
    *           The mock proxy for the external program, obtained via {@link #runPersistentProcedure}, 
    *           {@link #runSingleRunProcedure} or {@link #runSingleRunProcedure}.
    * @param    procedure
    *           The internal procedure name
    * @param    paramArray
    *           The parameters.
    *           
    * @return   The procedure's return value.
    */
   @Override
   public final String runProcedure(handle proxy, String procedure, LegacyJavaAppserverParameter... paramArray) 
   {
      return mockRunProcedure((String) proxy.get(), procedure, paramArray);
   }
   
   /**
    * Mock of a pseudo-dynamic call with variable arguments.
    * 
    * @param    procedure
    *           The external program name.
    * @param    paramArray
    *           The parameters.
    */
   @Override
   public final void invokeWithArgs(String procedure, LegacyJavaAppserverParameter[] paramArray)
   {
      mockInvokeWithArgs(procedure, paramArray);
   }

   /**
    * Override this method to implement a mock call of a remote FUNCTION.
    * 
    * @param    extProg
    *           The external program name.
    * @param    function
    *           The function name.
    * @param    paramArray
    *           The parameters.
    *           
    * @return   The function's return value.
    */
   public Object mockRunFunction(String extProg, String function, LegacyJavaAppserverParameter... paramArray)
   {
      return null;
   }
   
   /**
    * Override this method to implement a mock call of a remote external program as SINGLE-RUN.
    * 
    * @param    procedure
    *           The external program name.
    * @param    paramArray
    *           The parameters.
    */
   public void mockRunSingleRunProcedure(String procedure, LegacyJavaAppserverParameter... paramArray) 
   {
   }
   
   /**
    * Override this method to implement a mock call of a remote external program as SINGLETON.
    * 
    * @param    procedure
    *           The external program name.
    * @param    paramArray
    *           The parameters.
    */
   public void mockRunSingletonProcedure(String procedure, LegacyJavaAppserverParameter... paramArray) 
   {
   }
   
   /**
    * Override this method to implement a mock call of a remote external program as PERSISTENT.
    * 
    * @param    procedure
    *           The external program name.
    * @param    paramArray
    *           The parameters.
    */
   public void mockRunPersistentProcedure(String procedure, LegacyJavaAppserverParameter... paramArray) 
   {
   }
   
   /**
    * Override this method to implement a mock call of an external program.
    * 
    * @param    procedure
    *           The procedure name.
    * @param    paramArray
    *           The parameters.
    *           
    * @return   The procedure's return value.
    */
   public String mockRunProcedure(String procedure, LegacyJavaAppserverParameter... paramArray)
   {
      return null;
   }
   
   /**
    * Override this method to implement a mock call of an internal procedure.
    * 
    * @param    extProg
    *           The external program name.
    * @param    procedure
    *           The procedure name.
    * @param    paramArray
    *           The parameters.
    *           
    * @return   The procedure's return value.
    */
   public String mockRunProcedure(String extProg, String procedure, LegacyJavaAppserverParameter... paramArray) 
   {
      return null;
   }
   
   /**
    * Override this method to implement a mock call of a pseudo-dynamic procedure with variable arguments.
    * 
    * @param    procedure
    *           The external program name.
    * @param    paramArray
    *           The parameters.
    */
   public void mockInvokeWithArgs(String procedure, LegacyJavaAppserverParameter[] paramArray)
   {
   }
}