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 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Sun designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Sun in the LICENSE file that accompanied this code.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

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package com.sun.tools.example.debug.bdi;

import com.sun.jdi.*;

import com.sun.jdi.request.*;

import java.util.*;

class EventRequestSpecList {

    // all specs

    private List<EventRequestSpec> eventRequestSpecs = Collections.synchronizedList(

                                                  new ArrayList<EventRequestSpec>());

    final ExecutionManager runtime;

    EventRequestSpecList(ExecutionManager runtime) {

        this.runtime = runtime;

    }

    /**

     * Resolve all deferred eventRequests waiting for 'refType'.

     */

    void resolve(ReferenceType refType) {

        synchronized(eventRequestSpecs) {

            for (EventRequestSpec spec : eventRequestSpecs) {

                spec.attemptResolve(refType);

             }

        }

    }

    void install(EventRequestSpec ers, VirtualMachine vm) {

        synchronized (eventRequestSpecs) {

            eventRequestSpecs.add(ers);

        }

        if (vm != null) {

            ers.attemptImmediateResolve(vm);

        }

    }

    BreakpointSpec

    createClassLineBreakpoint(String classPattern, int line) {

        ReferenceTypeSpec refSpec =

            new PatternReferenceTypeSpec(classPattern);

        return new LineBreakpointSpec(this, refSpec, line);

    }

    BreakpointSpec

    createSourceLineBreakpoint(String sourceName, int line) {

        ReferenceTypeSpec refSpec =

            new SourceNameReferenceTypeSpec(sourceName, line);

        return new LineBreakpointSpec(this, refSpec, line);

    }

    BreakpointSpec

    createMethodBreakpoint(String classPattern,

                           String methodId, List<String> methodArgs) {

        ReferenceTypeSpec refSpec =

            new PatternReferenceTypeSpec(classPattern);

        return new MethodBreakpointSpec(this, refSpec,

                                        methodId, methodArgs);

    }

    ExceptionSpec

    createExceptionIntercept(String classPattern,

                             boolean notifyCaught,

                             boolean notifyUncaught) {

        ReferenceTypeSpec refSpec =

            new PatternReferenceTypeSpec(classPattern);

        return new ExceptionSpec(this, refSpec,

                                 notifyCaught, notifyUncaught);

    }

    AccessWatchpointSpec

    createAccessWatchpoint(String classPattern, String fieldId) {

        ReferenceTypeSpec refSpec =

            new PatternReferenceTypeSpec(classPattern);

        return new AccessWatchpointSpec(this, refSpec, fieldId);

    }

    ModificationWatchpointSpec

    createModificationWatchpoint(String classPattern, String fieldId) {

        ReferenceTypeSpec refSpec =

            new PatternReferenceTypeSpec(classPattern);

        return new ModificationWatchpointSpec(this, refSpec, fieldId);

    }

    void delete(EventRequestSpec ers) {

        EventRequest request = ers.getEventRequest();

        synchronized (eventRequestSpecs) {

            eventRequestSpecs.remove(ers);

        }

        if (request != null) {

            request.virtualMachine().eventRequestManager()

                .deleteEventRequest(request);

        }

        notifyDeleted(ers);

        //### notify delete - here?

    }

    List<EventRequestSpec> eventRequestSpecs() {

        // We need to make a copy to avoid synchronization problems

        synchronized (eventRequestSpecs) {

            return new ArrayList<EventRequestSpec>(eventRequestSpecs);

        }

    }

    // --------  notify routines --------------------

    @SuppressWarnings("unchecked")

    private Vector<SpecListener> specListeners() {

        return (Vector<SpecListener>)runtime.specListeners.clone();

    }

    void notifySet(EventRequestSpec spec) {

        Vector<SpecListener> l = specListeners();

        SpecEvent evt = new SpecEvent(spec);

        for (int i = 0; i < l.size(); i++) {

            spec.notifySet(l.elementAt(i), evt);

        }

    }

    void notifyDeferred(EventRequestSpec spec) {

        Vector<SpecListener> l = specListeners();

        SpecEvent evt = new SpecEvent(spec);

        for (int i = 0; i < l.size(); i++) {

            spec.notifyDeferred(l.elementAt(i), evt);

        }

    }

    void notifyDeleted(EventRequestSpec spec) {

        Vector<SpecListener> l = specListeners();

        SpecEvent evt = new SpecEvent(spec);

        for (int i = 0; i < l.size(); i++) {

            spec.notifyDeleted(l.elementAt(i), evt);

        }

    }

    void notifyResolved(EventRequestSpec spec) {

        Vector<SpecListener> l = specListeners();

        SpecEvent evt = new SpecEvent(spec);

        for (int i = 0; i < l.size(); i++) {

            spec.notifyResolved(l.elementAt(i), evt);

        }

    }

    void notifyError(EventRequestSpec spec, Exception exc) {

        Vector<SpecListener> l = specListeners();

        SpecErrorEvent evt = new SpecErrorEvent(spec, exc);

        for (int i = 0; i < l.size(); i++) {

            spec.notifyError(l.elementAt(i), evt);

        }

    }

}