Source Code Cross Referenced for ServiceConfigImpl.java in  » Portal » Open-Portal » com » sun » portal » common » service » impl » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Portal » Open Portal » com.sun.portal.common.service.impl 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        // ***************************************************************
002:        // *                                                             *
003:        // * File:ServiceConfigImpl.java                                 *
004:        // *                                                             *
005:        // *  Copyright (c) 2002 Sun Microsystems, Inc.                  *
006:        // *  All rights reserved.                                       *
007:        // *                                                             *
008:        // *                                                             *
009:        // * Date      - Jul/16/2002                                     *
010:        // * Author    - alejandro.abdelnur@sun.com                      *
011:        // *                                                             *
012:        // ***************************************************************
013:        package com.sun.portal.common.service.impl;
014:
015:        import java.util.Iterator;
016:        import java.util.Map;
017:        import java.util.Set;
018:        import java.util.Collections;
019:        import com.sun.portal.common.service.ServiceConfig;
020:        import com.sun.portal.common.service.ServiceContext;
021:
022:        /**
023:         * A service configuration object used by a service container
024:         * used to pass information to a service during initialization.
025:         * <P>
026:         *
027:         * @author <A HREF="mailto:tucu@sun.com">Alejandro Abdelnur</A>
028:         *
029:         */
030:        public class ServiceConfigImpl implements  ServiceConfig {
031:            String _name;
032:            ServiceContext _context;
033:            Map _initParams;
034:            Set _initParamNames;
035:
036:            /**
037:             * Constructor, used by the ServiceContextImpl.
038:             * <P>
039:             *
040:             * @param name a String object with the name of the service
041:             *
042:             * @param context the ServiceContext for the service
043:             *
044:             * @param initParams the initialization parameters for the service
045:             *
046:             */
047:            ServiceConfigImpl(String name, ServiceContext context,
048:                    Map initParams) {
049:                _name = name;
050:                _context = context;
051:                _initParams = initParams;
052:                _initParamNames = Collections.unmodifiableSet(_initParams
053:                        .keySet());
054:            }
055:
056:            /**
057:             * Returns the name of this service instance. The name is specified
058:             * in the deployment descriptor service's definition.
059:             * <P>
060:             *
061:             * @return the name of the service
062:             *
063:             */
064:            public String getServiceName() {
065:                return _name;
066:            }
067:
068:            /**
069:             * Returns a String containing the value of the named initialization
070:             * parameter, or null if the parameter does not exist.
071:             * <P>
072:             *
073:             * @param name a String specifying the name of the initialization
074:             *        parameter
075:             *
076:             * @return a String containing the value of the initialization
077:             *         parameter
078:             *
079:             */
080:            public String getInitParameter(String name) {
081:                return (String) _initParams.get(name);
082:            }
083:
084:            /**
085:             * Returns the names of the service's initialization parameters as
086:             * an Iterator of String objects, or an empty Iterator if the service
087:             * has no initialization parameters.
088:             * <P>
089:             *
090:             * @return an Iterator of String objects containing the names of the
091:             * service's initialization parameters
092:             *
093:             */
094:            public Iterator getInitParameterNames() {
095:                return _initParamNames.iterator();
096:            }
097:
098:            /**
099:             * Returns a reference to the ServiceContext in which the caller is
100:             * executing.
101:             * <P>
102:             * @return a ServiceContext object, used by the caller to interact
103:             * with its service container.
104:             *
105:             * @see ServiceContainer
106:             *
107:             */
108:            public ServiceContext getServiceContext() {
109:                return _context;
110:            }
111:
112:        }
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