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From cos...@apache.org
Subject cvs commit: jakarta-tomcat-connectors/jk/native2/common jk_objCache.c
Date Thu, 06 Dec 2001 22:51:23 GMT
costin      01/12/06 14:51:23

  Added:       jk/native2/common jk_objCache.c
  Log:
  Cut&paste from jk_ajp14_worker.
  
  Revision  Changes    Path
  1.1                  jakarta-tomcat-connectors/jk/native2/common/jk_objCache.c
  
  Index: jk_objCache.c
  ===================================================================
  /* ========================================================================= *
   *                                                                           *
   *                 The Apache Software License,  Version 1.1                 *
   *                                                                           *
   *          Copyright (c) 1999-2001 The Apache Software Foundation.          *
   *                           All rights reserved.                            *
   *                                                                           *
   * ========================================================================= *
   *                                                                           *
   * Redistribution and use in source and binary forms,  with or without modi- *
   * fication, are permitted provided that the following conditions are met:   *
   *                                                                           *
   * 1. Redistributions of source code  must retain the above copyright notice *
   *    notice, this list of conditions and the following disclaimer.          *
   *                                                                           *
   * 2. Redistributions  in binary  form  must  reproduce the  above copyright *
   *    notice,  this list of conditions  and the following  disclaimer in the *
   *    documentation and/or other materials provided with the distribution.   *
   *                                                                           *
   * 3. The end-user documentation  included with the redistribution,  if any, *
   *    must include the following acknowlegement:                             *
   *                                                                           *
   *       "This product includes  software developed  by the Apache  Software *
   *        Foundation <http://www.apache.org/>."                              *
   *                                                                           *
   *    Alternately, this acknowlegement may appear in the software itself, if *
   *    and wherever such third-party acknowlegements normally appear.         *
   *                                                                           *
   * 4. The names  "The  Jakarta  Project",  "Jk",  and  "Apache  Software     *
   *    Foundation"  must not be used  to endorse or promote  products derived *
   *    from this  software without  prior  written  permission.  For  written *
   *    permission, please contact <apache@apache.org>.                        *
   *                                                                           *
   * 5. Products derived from this software may not be called "Apache" nor may *
   *    "Apache" appear in their names without prior written permission of the *
   *    Apache Software Foundation.                                            *
   *                                                                           *
   * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED WARRANTIES *
   * INCLUDING, BUT NOT LIMITED TO,  THE IMPLIED WARRANTIES OF MERCHANTABILITY *
   * AND FITNESS FOR  A PARTICULAR PURPOSE  ARE DISCLAIMED.  IN NO EVENT SHALL *
   * THE APACHE  SOFTWARE  FOUNDATION OR  ITS CONTRIBUTORS  BE LIABLE  FOR ANY *
   * DIRECT,  INDIRECT,   INCIDENTAL,  SPECIAL,  EXEMPLARY,  OR  CONSEQUENTIAL *
   * DAMAGES (INCLUDING,  BUT NOT LIMITED TO,  PROCUREMENT OF SUBSTITUTE GOODS *
   * OR SERVICES;  LOSS OF USE,  DATA,  OR PROFITS;  OR BUSINESS INTERRUPTION) *
   * HOWEVER CAUSED AND  ON ANY  THEORY  OF  LIABILITY,  WHETHER IN  CONTRACT, *
   * STRICT LIABILITY, OR TORT  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN *
   * ANY  WAY  OUT OF  THE  USE OF  THIS  SOFTWARE,  EVEN  IF  ADVISED  OF THE *
   * POSSIBILITY OF SUCH DAMAGE.                                               *
   *                                                                           *
   * ========================================================================= *
   *                                                                           *
   * This software  consists of voluntary  contributions made  by many indivi- *
   * duals on behalf of the  Apache Software Foundation.  For more information *
   * on the Apache Software Foundation, please see <http://www.apache.org/>.   *
   *                                                                           *
   * ========================================================================= */
  
  /* See jk_objCache.h for docs */
  
  #include "jk_global.h"
  #include "jk_pool.h"
  #include "jk_channel.h"
  #include "jk_msg_buff.h"
  #include "jk_ajp14.h" 
  #include "jk_logger.h"
  #include "jk_service.h"
  #include "jk_env.h"
  
  #include "jk_objCache.h"
  
  static int 
  jk_objCache_put(jk_objCache_t *_this, void *obj)
  {
      int rc;
      
  /*     if( _this->debug > 0 )  */
  /*         _this->l->jkLog(_this->l, JK_LOG_DEBUG, "Cache put\n"); */
  
      if(_this->ep_cache_sz <= 0 )
          return JK_FALSE;
  
      
      JK_ENTER_CS(&_this->cs, rc);
      if(rc) {
          int i;
          
          for(i = 0 ; i < _this->ep_cache_sz ; i++) {
              if(!_this->ep_cache[i]) {
                  _this->ep_cache[i] = obj;
                  break;
              }
          }
          JK_LEAVE_CS(&_this->cs, rc);
          if(i < _this->ep_cache_sz) {
              /*   l->jkLog(l, JK_LOG_DEBUG, "Return endpoint to pool\n"); */
              return JK_TRUE;
          }
      }
  
      /* Can't enter CS */ 
      return JK_FALSE; 
  }
  
  static void * 
  jk_objCache_get(jk_objCache_t *_this )
  {
      int rc;
      void *ae=NULL;
  
      if (_this->ep_cache_sz <= 0 )
          return NULL;
  
      
      JK_ENTER_CS(&_this->cs, rc);
      if (rc) {
          int i;
          
          for (i = 0 ; i < _this->ep_cache_sz ; i++) {
              if (_this->ep_cache[i]) {
                  ae = _this->ep_cache[i];
                  _this->ep_cache[i] = NULL;
                  break;
              }
          }
          JK_LEAVE_CS(&_this->cs, rc);
  
          return ae;
      }
      return NULL;
  }
  
  
  
  

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