jk_urienv.h

Tomcat 4.1与WebServer集成组件的源代码包.

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/**
 * URI enviroment. All properties associated with a particular URI will be
 * stored here. This coresponds to a per_dir structure in Apache. 
 *
 * Replaces uri_worker_map, etc.
 *
 * Author:      Costin Manolache
 */

#ifndef JK_URIENV_H
#define JK_URIENV_H

#include "jk_logger.h"
#include "jk_endpoint.h"
#include "jk_worker.h"
#include "jk_map.h"
#include "jk_uriMap.h"

#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */

struct jk_worker;
struct jk_endpoint;
struct jk_env;
struct jk_uri_worker_map;
struct jk_map;
struct jk_webapp;

struct jk_uriEnv;
typedef struct jk_uriEnv jk_uriEnv_t;

/* Standard exact mapping */
#define MATCH_TYPE_EXACT    (0)

/* Standard prefix mapping */
#define MATCH_TYPE_PREFIX  (1)

/* Standard suffix mapping ( *.jsp ) */
#define MATCH_TYPE_SUFFIX   (2)

/* Special: match all URIs of the form *ext */
#define MATCH_TYPE_GENERAL_SUFFIX (3) 

/* Special: match all context path URIs with a path component suffix */
#define MATCH_TYPE_CONTEXT_PATH (4)

/* The uriEnv corresponds to a virtual host */
#define MATCH_TYPE_HOST  (5)

/* Top level context mapping. WEB-INF and META-INF will be checked,
   and the information will be passed to tomcat
*/
#define MATCH_TYPE_CONTEXT  (6)

/* Regular Expression match */ 
#define MATCH_TYPE_REGEXP  (7)

struct jk_uriEnv {
    struct jk_bean *mbean;
    
    struct jk_pool *pool;
    
    struct jk_workerEnv *workerEnv;

    struct jk_uriMap *uriMap;

    /* Generic name/value properties. 
     */
    struct jk_map *properties;

    /* -------------------- Properties extracted from the URI name ---------- */
    /** Full name */
    char *name;
    
    /* Virtual server handled - '*' means 'global' ( visible in all
     * virtual servers ). Part of the uri name.
     */
    char *virtual;

    /* Virtual server port - '0' means 'all' ( visible in all
     * ports on the virtual servers ). Part of the uri name.
     */
    int port;

    /* Original uri ( unparsed ). Part of the uri name.
     */
    char *uri;

    /* -------------------- Properties set using setAttribute ---------- */
    /** ContextPath. Set with 'context' attribute.
     */
    char *contextPath;
    int ctxt_len;
    
    /** ServletName. Set with 'servlet' attribute.
     */
    char *servlet;
    int servletId;

    /** Group, set with 'group' attribute. Defaults to 'lb'.
     */
    char *workerName; 
    struct jk_worker *worker;

    /** For MATCH_TYPE_HOST, the list of aliases for the virtual host.
     *  Set using (multi-value ) 'alias' attribute on vhost uris.
    */
    struct jk_map *aliases;

    /* If set we'll use apr_time to get the request time in microseconds and update
       the scoreboard to reflect that. 
    */
    int timing;
    
    /* -------------------- Properties extracted from the uri, at init() -------------------- */
    /* Extracted suffix, for extension-based mathces */
    char *suffix;
    int suffix_len;

    /* Prefix based mapping. Same a contextPath for MATCH_TYPE_CONTEXT
     */
    char *prefix;
    int prefix_len;

    int match_type;
    
    /* Regular Expression structure
     */ 
    void *regexp;
    /** For MATCH_TYPE_HOST, the list of webapps in that host
     */
    struct jk_map *webapps;

    /** For MATCH_TYPE_CONTEXT, the list of local mappings
     */
    struct jk_map *exactMatch;
    struct jk_map *prefixMatch;
    struct jk_map *suffixMatch;
    struct jk_map *regexpMatch;

    /** For MATCH_TYPE_CONTEXT, the config used to read properties
        for that context.
        For MATCH_TYPE_HOST, the config used to read contexts 
        For MATCH_TYPE_HOST/default it also contains all vhosts

        If NULL - no config was attached.
        ( this will be used in future for run-time deployment )
     */

    struct jk_config *config;

    /* -------------------- Other properties -------------------- */


    /** Different apps can have different loggers.
     */
    struct jk_logger *l;

    /* Environment variables support
     */
    int envvars_in_use;
    struct jk_map *envvars;

    int merged;

    int inherit_globals;
    
    /** XXX .
     */
/*     int status; */
/*     int virtualPort; */

    /* -------------------- Methods -------------------- */

    int (*init)( struct jk_env *env, struct jk_uriEnv *_this);

};



#ifdef __cplusplus
}
#endif /* __cplusplus */

#endif /* JK_URIENV_H */