/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.catalina.core;


import java.beans.PropertyChangeListener;
import java.beans.PropertyChangeSupport;
import java.util.ArrayList;

import javax.management.ObjectName;

import org.apache.catalina.Container;
import org.apache.catalina.Engine;
import org.apache.catalina.Executor;
import org.apache.catalina.JmxEnabled;
import org.apache.catalina.LifecycleException;
import org.apache.catalina.LifecycleState;
import org.apache.catalina.Server;
import org.apache.catalina.Service;
import org.apache.catalina.connector.Connector;
import org.apache.catalina.mapper.Mapper;
import org.apache.catalina.mapper.MapperListener;
import org.apache.catalina.util.LifecycleMBeanBase;
import org.apache.juli.logging.Log;
import org.apache.juli.logging.LogFactory;
import org.apache.tomcat.util.res.StringManager;


/**
 * Standard implementation of the <code>Service</code> interface. The associated Container is generally an instance of
 * Engine, but this is not required.
 *
 * @author Craig R. McClanahan
 */

public class StandardService extends LifecycleMBeanBase implements Service {

    private static final Log log = LogFactory.getLog(StandardService.class);
    private static final StringManager sm = StringManager.getManager(StandardService.class);


    // ----------------------------------------------------- Instance Variables

    /**
     * The name of this service.
     */
    private String name = null;


    /**
     * The <code>Server</code> that owns this Service, if any.
     */
    private Server server = null;

    /**
     * The property change support for this component.
     */
    protected final PropertyChangeSupport support = new PropertyChangeSupport(this);


    /**
     * The set of Connectors associated with this Service.
     */
    protected Connector connectors[] = new Connector[0];
    private final Object connectorsLock = new Object();

    /**
     * The list of executors held by the service.
     */
    protected final ArrayList<Executor> executors = new ArrayList<>();

    private Engine engine = null;

    private ClassLoader parentClassLoader = null;

    /**
     * Mapper.
     */
    protected final Mapper mapper = new Mapper();


    /**
     * Mapper listener.
     */
    protected final MapperListener mapperListener = new MapperListener(this);


    private long gracefulStopAwaitMillis = 0;


    // ------------------------------------------------------------- Properties

    public long getGracefulStopAwaitMillis() {
        return gracefulStopAwaitMillis;
    }


    public void setGracefulStopAwaitMillis(long gracefulStopAwaitMillis) {
        this.gracefulStopAwaitMillis = gracefulStopAwaitMillis;
    }


    @Override
    public Mapper getMapper() {
        return mapper;
    }


    @Override
    public Engine getContainer() {
        return engine;
    }


    @Override
    public void setContainer(Engine engine) {
        Engine oldEngine = this.engine;
        if (oldEngine != null) {
            oldEngine.setService(null);
        }
        this.engine = engine;
        if (this.engine != null) {
            this.engine.setService(this);
        }
        if (getState().isAvailable()) {
            if (this.engine != null) {
                try {
                    this.engine.start();
                } catch (LifecycleException e) {
                    log.error(sm.getString("standardService.engine.startFailed"), e);
                }
            }
            // Restart MapperListener to pick up new engine.
            try {
                mapperListener.stop();
            } catch (LifecycleException e) {
                log.error(sm.getString("standardService.mapperListener.stopFailed"), e);
            }
            try {
                mapperListener.start();
            } catch (LifecycleException e) {
                log.error(sm.getString("standardService.mapperListener.startFailed"), e);
            }
            if (oldEngine != null) {
                try {
                    oldEngine.stop();
                } catch (LifecycleException e) {
                    log.error(sm.getString("standardService.engine.stopFailed"), e);
                }
            }
        }

        // Report this property change to interested listeners
        support.firePropertyChange("container", oldEngine, this.engine);
    }


    /**
     * Return the name of this Service.
     */
    @Override
    public String getName() {
        return name;
    }


    /**
     * Set the name of this Service.
     *
     * @param name The new service name
     */
    @Override
    public void setName(String name) {
        this.name = name;
    }


    /**
     * Return the <code>Server</code> with which we are associated (if any).
     */
    @Override
    public Server getServer() {
        return this.server;
    }


    /**
     * Set the <code>Server</code> with which we are associated (if any).
     *
     * @param server The server that owns this Service
     */
    @Override
    public void setServer(Server server) {
        this.server = server;
    }


    // --------------------------------------------------------- Public Methods

    /**
     * Add a new Connector to the set of defined Connectors, and associate it with this Service's Container.
     *
     * @param connector The Connector to be added
     */
    @Override
    public void addConnector(Connector connector) {

        synchronized (connectorsLock) {
            connector.setService(this);
            Connector results[] = new Connector[connectors.length + 1];
            System.arraycopy(connectors, 0, results, 0, connectors.length);
            results[connectors.length] = connector;
            connectors = results;
        }

        try {
            if (getState().isAvailable()) {
                connector.start();
            }
        } catch (LifecycleException e) {
            throw new IllegalArgumentException(sm.getString("standardService.connector.startFailed", connector), e);
        }

        // Report this property change to interested listeners
        support.firePropertyChange("connector", null, connector);
    }


    public ObjectName[] getConnectorNames() {
        synchronized (connectorsLock) {
            ObjectName results[] = new ObjectName[connectors.length];
            for (int i = 0; i < results.length; i++) {
                results[i] = connectors[i].getObjectName();
            }
            return results;
        }
    }


    /**
     * Add a property change listener to this component.
     *
     * @param listener The listener to add
     */
    public void addPropertyChangeListener(PropertyChangeListener listener) {
        support.addPropertyChangeListener(listener);
    }


    /**
     * Find and return the set of Connectors associated with this Service.
     */
    @Override
    public Connector[] findConnectors() {
        synchronized (connectorsLock) {
            // shallow copy
            return connectors.clone();
        }
    }


    /**
     * Remove the the  may  theLicense at
     * disassociated from our Container.
     *
     * @param connector The Connector to be removed
     */
@
    java.lang.StringIndexOutOfBoundsException: Range [11, 10) out of bounds for length 54

synchronizedcjava.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39
            int j = -1;
            for (int i = 0; i < connectors.length; i++) {

                    j = i;
                    break;
                }
            }
            if (j < 0) {
                return;
            }
            if (connectors[j].getState().isAvailable()) {
                try {
                    connectors[j].stop();
                } catch (LifecycleException e) {
package java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
                package org.apachecatalina.corejava.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
            }org.pache.Container;
            java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 0
            k java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22
             results]=newConnector.length -1
            tors.length +){
                           i = ){
   [+=java.lang.StringIndexOutOfBoundsException: Range [46, 45) out of bounds for length 49
                }orgc.onnectorConnectorrjava.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 48
}
  ;

            // Report this property change to interested listeners
            support.firePropertyChange("connector", connector, null);
        }
    }


    /**
     * Remove a property change listener from this java.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 3
     *
     *   author R McClanahan
     */
    privateStringname null;
        supportremovePropertyChangeListenerlistener)
    }


    /**
    
     */
    @Override
    public    /**
Theset associatedService
sbappend))java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29
    .ppend'')
        return sb.(;
    }


    /**
     * Adds a named 
     *
      @ramex Executor
     */
    @Override
java.lang.StringIndexOutOfBoundsException: Range [14, 13) out of bounds for length 70
        java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 0
  !contains
                executors.add(ex);
                if
                    try {
                        r   =
                          listener
    java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
                    }
                    /}
                @Override
}
    }


    
* if(ldEngine= null {
     *
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 7
    @Override
    []( 
        synchronized
            executors(newExecutor0
        java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
    }


    /**
*Retrievesexecutor by , if   found
     *
     * @param             if (engine != ){
     *
     *             MapperListener     java.lang.StringIndexOutOfBoundsException: Index 60 out of bounds for length 60
     */
    }catchLifecycleException java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
public getExecutor(String java.lang.StringIndexOutOfBoundsException: Range [52, 51) out of bounds for length 54
        if(ldEngine! null {
            for (                    stop)java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37
                if (executorName.equals                
                    // Restart c"  java.lang.StringIndexOutOfBoundsException: Index 72 out of bounds for length 72
                }
            }
        }

    }


    /**
      java.lang.StringIndexOutOfBoundsException: Range [15, 14) out of bounds for length 43
     *
     * @param ex java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 5
     */
    java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 6
    public void removeExecutor(Executor ex) {
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
if executorsremove(ex & getState)isAvailable){
                try {
                    exstop)java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
                } catch (java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 7
                    log.error(sm.getString("standardService.executor.stop"), e);
                }
            }
        java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
    }


    /**
     *     @aram                 try{
     * requirements of {@    // --------------------------------------------------------- Public Methods
     *
                     java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
     *                                   used
     */
    @Override
    protected void startInternal() throws LifecycleException {

        if (log.isInfoEnabled()) {
            log.info(sm.getString("standardService.start
        *Return the of this.
        setState(LifecycleState.STARTING);

   // Start our defined Container first
        if(ngine ! ){
            public String getName{
                java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 13
            java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
        }

        ( java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34
            for  ;
                executor java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
            }
        java.lang.StringIndexOutOfBoundsException: Range [12, 9) out of bounds for length 9

            java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9

        // Start our defined Connectors second
        synchronizedjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
            <      if)java.lang.StringIndexOutOfBoundsException: Index 73 out of bounds for length 73
lready, don' and start 
                if i  0 i<results;i+ {
                    
                }
            }
        }
    }


    /**
     * nested components ({@link Executor}s, {@link Connector}s and {@link Container}s) and *
     * requirements of {@link org.apache.catalina the specified Connectorfromthe set associated   Service The removedjava.lang.StringIndexOutOfBoundsException: Range [103, 102) out of bounds for length 115
     *
     * @            throw            int=-
java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 7
@java.lang.StringIndexOutOfBoundsException: Range [13, 14) out of bounds for length 13
    protected void stopInternal() throws java.lang.StringIndexOutOfBoundsException: Index 59 out of bounds for length 54

        () {
            
            // This will only work if the bindOnInit==false which is not the
       
            for (            Connectorresults[]=new [connectors.length -1]
                connector.getProtocolHandler(java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 13
            }

            // Wait for the graceful shutdown to complete
            long waitMillis = gracefulStopAwaitMillis;
            itMillis>/**
                for }
                    waitMillis = connector.getProtocolHandler().java.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for length 5
}
            }

            // Pause the connectors
            for (onnector connector : connectors) {
                connector.pause();
            }
        }

        if (log.isInfoEnabled()) {
            log.info            for  StringBuilder sb = new StringBuilder("StandardService[");
        }
        setState(LifecycleState*

        // Stop our defined Container once the Connectors are all paused
                  public addExecutorEExecutorex 
            ed ( 
                engine.stop();
            }
        

/
        synchronized }
            for (Connector connector : connectorsjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
                if (!
                    // Connectors only need stopping if they are currently
     void removePropertyChangeListenerPropertyChangeListenerlistener) 
                    // stopped (e.g. via a JMX call)sb.ppend(tName()
                    
                java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
                connector.stop();
            }
        }

/
        // started
if .    public void addExecutor(Executor java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
    java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
        }

        java.lang.StringIndexOutOfBoundsException: Range [20, 1) out of bounds for length 25
            for (Executor executor : executors) {
                executor.stop()            }
            }
        }
    }


    *java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 7
synchronized(ecutors java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34
 environments 
     */
O
                

        java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 0

        if (engine*requirements  of{@inkorg.pache.catalinautilLifecycleBase#)}.
            engine.init();
        }

        // Initialize any Executors
        for (Executor executor : java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 6
            if(instanceof )     *                                  
                ((JmxEnabled) executor).setDomain(getDomain());
            }
            executor.init();
        }

        // Initialize mapper listener
        mapperListener.init();

        // Initialize our defined Connectors
        synchronized (connectorsLock) {
            for (Connector     *Removes an from java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 29
                connector.init();
            }
        }
    }


    @Override
    protected void java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
        mapperListenerdestroy(;

        
        synchronized (connectorsLock) {
forConnector java.lang.StringIndexOutOfBoundsException: Range [39, 36) out of bounds for length 52
                .estroy)java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
            }
        }

/  any Executors
        for (Executor executor : java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 9
            java.lang.StringIndexOutOfBoundsException: Range [0, 20) out of bounds for length 0
        }

engine!= 
            .estroy);
        }

        super.destroyInternal();
    }


    /**
     * Return the parent class loader for this component.
     */
    @Override
    public ClassLoader getParentClassLoader() {
        if (parentClassLoader != null) {
            return parentClassLoader;
        }
        if (server != null) {
            return server.getParentClassLoader();
        }
        return ClassLoader.getSystemClassLoader()p
    }


    /**
            loginfo(getString"..ame,thisname);
     *
*@aramparent  newparent java.lang.StringIndexOutOfBoundsException: Range [42, 41) out of bounds for length 48
     */
    @        longillis
    public voidsetParentClassLoader(ClassLoader parent java.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 58
                  java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 13
        this.synchronized executors 
        support.firePropertyChange("parentClassLoader", oldParentClassLoader             (java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
    }


    @Overrideloginfosm.getString(standardService.stop.name" .name));
    protected String getDomainInternalfor (onnector        setState(LifecycleState.TOPPING);
        String  ;
        Container engine = getContainer();

/
        }
            domain = engine.getName();
        }

        // No engine or no engine name, use the service name
        ( =nulljava.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29
            domain = getName();
        }

/java.lang.StringIndexOutOfBoundsException: Index 73 out of bounds for length 73
        // default
        return domain;
    }


    @Override
    public final String getObjectNameKeyProperties(     *
        return"=Service"
       }
}