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git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@1 6c8d7289-2bf4-0310-a012-ef5d649a1542
117 lines
5.0 KiB
Java
117 lines
5.0 KiB
Java
// serverThread.java
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// -----------------------
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// (C) by Michael Peter Christen; mc@anomic.de
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// first published on http://www.yacy.net
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// Frankfurt, Germany, 2005
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// last major change: 14.03.2005
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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// Using this software in any meaning (reading, learning, copying, compiling,
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// running) means that you agree that the Author(s) is (are) not responsible
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// for cost, loss of data or any harm that may be caused directly or indirectly
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// by usage of this softare or this documentation. The usage of this software
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// is on your own risk. The installation and usage (starting/running) of this
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// software may allow other people or application to access your computer and
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// any attached devices and is highly dependent on the configuration of the
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// software which must be done by the user of the software; the author(s) is
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// (are) also not responsible for proper configuration and usage of the
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// software, even if provoked by documentation provided together with
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// the software.
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//
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// Any changes to this file according to the GPL as documented in the file
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// gpl.txt aside this file in the shipment you received can be done to the
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// lines that follows this copyright notice here, but changes must not be
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// done inside the copyright notive above. A re-distribution must contain
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// the intact and unchanged copyright notice.
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// Contributions and changes to the program code must be marked as such.
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package de.anomic.server;
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public interface serverThread {
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// -------------------------------------------------------
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// methods inherited from Thread; needed for compatibility
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public void start();
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public boolean isAlive();
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// --------------------------------------------------------------------------
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// these method are implemented by serverThread and do not need to be altered
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// this includes also the run()-Method
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public void setDescription(String shortText, String longText);
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// sets a visible description string
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public void setStartupSleep(long milliseconds);
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// sets a sleep time before execution of the job-loop
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public void setIdleSleep(long milliseconds);
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// sets a sleep time for pauses between two jobs if the job returns false (idle)
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public void setBusySleep(long milliseconds);
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// sets a sleep time for pauses between two jobs if the job returns true (busy)
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public String getShortDescription();
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// returns short description string for online display
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public String getLongDescription();
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// returns long description string for online display
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public long getIdleCycles();
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// returns the total number of cycles of job execution with idle-result
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public long getBusyCycles();
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// returns the total number of cycles of job execution with busy-result
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public long getBlockTime();
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// returns the total time that this thread has been blocked so far
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public long getSleepTime();
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// returns the total time that this thread has slept so far
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public long getExecTime();
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// returns the total time that this thread has worked so far
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public void setLog(serverLog log);
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// defines a log where process states can be written to
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public void jobExceptionHandler(Exception e);
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// handles any action necessary during job execution
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public void terminate(boolean waitFor);
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// after calling this method, the thread shall terminate
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// if waitFor is true, the method waits until the process has died
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// ---------------------------------------------------------------------
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// the following methods are supposed to be implemented by customization
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public void open();
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// this is called right befor the job queue is started
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public boolean job() throws Exception;
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// performes one job procedure; this loopes until terminate() is called
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// job returns true if it has done something
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// it returns false if it is idle and does not expect to work on more for a longer time
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public int getJobCount();
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// returns how many jobs are in the queue
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// can be used to calculate a busy-state
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public void close();
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// jobs that need to be done after termination
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// terminate must be called before
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}
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