001: /*
002: License $Id: I_BasicService.java,v 1.4 2003/09/13 04:59:56 hendriks73 Exp $
003:
004: Copyright (c) 2001-2005 tagtraum industries.
005:
006: LGPL
007: ====
008:
009: jo! is free software; you can redistribute it and/or
010: modify it under the terms of the GNU Lesser General Public
011: License as published by the Free Software Foundation; either
012: version 2.1 of the License, or (at your option) any later version.
013:
014: jo! is distributed in the hope that it will be useful,
015: but WITHOUT ANY WARRANTY; without even the implied warranty of
016: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
017: Lesser General Public License for more details.
018:
019: You should have received a copy of the GNU Lesser General Public
020: License along with this library; if not, write to the Free Software
021: Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
022:
023: For LGPL see <http://www.fsf.org/copyleft/lesser.txt>
024:
025:
026: Sun license
027: ===========
028:
029: This release contains software by Sun Microsystems. Therefore
030: the following conditions have to be met, too. They apply to the
031: files
032:
033: - lib/mail.jar
034: - lib/activation.jar
035: - lib/jsse.jar
036: - lib/jcert.jar
037: - lib/jaxp.jar
038: - lib/crimson.jar
039: - lib/servlet.jar
040: - lib/jnet.jar
041: - lib/jaas.jar
042: - lib/jaasmod.jar
043:
044: contained in this release.
045:
046: a. Licensee may not modify the Java Platform
047: Interface (JPI, identified as classes contained within the javax
048: package or any subpackages of the javax package), by creating additional
049: classes within the JPI or otherwise causing the addition to or modification
050: of the classes in the JPI. In the event that Licensee creates any
051: Java-related API and distribute such API to others for applet or
052: application development, you must promptly publish broadly, an accurate
053: specification for such API for free use by all developers of Java-based
054: software.
055:
056: b. Software is confidential copyrighted information of Sun and
057: title to all copies is retained by Sun and/or its licensors. Licensee
058: shall not modify, decompile, disassemble, decrypt, extract, or otherwise
059: reverse engineer Software. Software may not be leased, assigned, or
060: sublicensed, in whole or in part. Software is not designed or intended
061: for use in on-line control of aircraft, air traffic, aircraft navigation
062: or aircraft communications; or in the design, construction, operation or
063: maintenance of any nuclear facility. Licensee warrants that it will not
064: use or redistribute the Software for such purposes.
065:
066: c. Software is provided "AS IS," without a warranty
067: of any kind. ALL EXPRESS OR IMPLIED REPRESENTATIONS AND WARRANTIES,
068: INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
069: PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED.
070:
071: d. This License is effective until terminated. Licensee may
072: terminate this License at any time by destroying all copies of Software.
073: This License will terminate immediately without notice from Sun if Licensee
074: fails to comply with any provision of this License. Upon such termination,
075: Licensee must destroy all copies of Software.
076:
077: e. Software, including technical data, is subject to U.S.
078: export control laws, including the U.S. Export Administration Act and its
079: associated regulations, and may be subject to export or import regulations
080: in other countries. Licensee agrees to comply strictly with all such
081: regulations and acknowledges that it has the responsibility to obtain
082: licenses to export, re-export, or import Software. Software may not be
083: downloaded, or otherwise exported or re-exported (i) into, or to a national
084: or resident of, Cuba, Iraq, Iran, North Korea, Libya, Sudan, Syria or any
085: country to which the U.S. has embargoed goods; or (ii) to anyone on the
086: U.S. Treasury Department's list of Specially Designated Nations or the U.S.
087: Commerce Department's Table of Denial Orders.
088:
089:
090: Feedback
091: ========
092:
093: We encourage your feedback and suggestions and want to use your feedback to
094: improve the Software. Send all such feedback to:
095: <feedback@tagtraum.com>
096:
097: For more information on tagtraum industries and jo!
098: please see <http://www.tagtraum.com/>.
099:
100:
101: */
102: package com.tagtraum.framework.server;
103:
104: import java.util.Enumeration;
105:
106: /**
107: * Base interface of a <code>Service</code>
108: *
109: * @author <a href="mailto:hs@tagtraum.com">Hendrik Schreiber</a>
110: * @version 1.1beta1 $Id: I_BasicService.java,v 1.4 2003/09/13 04:59:56 hendriks73 Exp $
111: * @see Service
112: * @see com.tagtraum.metaserver.MetaServer
113: */
114: public interface I_BasicService {
115:
116: /**
117: * Source-Version
118: */
119: public static String vcid = "$Id: I_BasicService.java,v 1.4 2003/09/13 04:59:56 hendriks73 Exp $";
120:
121: /**
122: * Indicates whether this service is alive or not.
123: *
124: * @return <code>true</code> or <code>false</code>
125: */
126: public boolean isAlive();
127:
128: /**
129: * Starts this <code>Service</code>.
130: *
131: * @exception ServerException if it is not possible to
132: * start this <code>Service</code>
133: */
134: public void start() throws ServerException;
135:
136: /**
137: * Stops this <code>Service</code>.
138: *
139: * @exception ServerException if it is not possible to
140: * stop this <code>Service</code>
141: */
142: public void stop() throws ServerException;
143:
144: /**
145: * Restarts this <code>Service</code>.
146: *
147: * @exception ServerException if it is not possible to
148: * either start or stop this <code>Service</code>
149: */
150: public void restart() throws ServerException;
151:
152: /**
153: * Returns an attribute.
154: *
155: * @return the attribute or <code>null</code>, if it doesn't exist.
156: * @param key the attribute's key
157: */
158: public Object getAttribute(String key);
159:
160: /**
161: * Sets an attribute.
162: *
163: * @param key key of this attribute
164: * @param value value of this attribute
165: */
166: public void setAttribute(String key, Object value);
167:
168: /**
169: * Enumeration of all attribute keys.
170: *
171: * @return an Enumeration of all attribute keys
172: */
173: public Enumeration getAttributeNames();
174:
175: /**
176: * Returns the name of this <code>Service</code>.
177: *
178: * @return the name of this <code>Service</code>
179: */
180: public String getName();
181:
182: /**
183: * Sets the name of this <code>Service</code>.
184: *
185: * @param name name of this <code>Service</code>
186: */
187: public void setName(String name);
188:
189: /**
190: * Returns the time when the service was started
191: *
192: * @return the time when the service was started
193: */
194: public long runningSince();
195:
196: }
|