Java Code Examples for org.apache.catalina.tribes.util.UUIDGenerator#randomUUID()

The following examples show how to use org.apache.catalina.tribes.util.UUIDGenerator#randomUUID() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: RpcChannel.java    From Tomcat8-Source-Read with MIT License 5 votes vote down vote up
/**
 * Send a message and wait for the response.
 * @param destination Member[] - the destination for the message, and the members you request a reply from
 * @param message Serializable - the message you are sending out
 * @param rpcOptions int - FIRST_REPLY, MAJORITY_REPLY or ALL_REPLY
 * @param channelOptions channel sender options
 * @param timeout long - timeout in milliseconds, if no reply is received within this time null is returned
 * @return Response[] - an array of response objects.
 * @throws ChannelException Error sending message
 */
public Response[] send(Member[] destination,
                       Serializable message,
                       int rpcOptions,
                       int channelOptions,
                       long timeout) throws ChannelException {

    if ( destination==null || destination.length == 0 ) return new Response[0];

    //avoid dead lock
    int sendOptions =
        channelOptions & ~Channel.SEND_OPTIONS_SYNCHRONIZED_ACK;

    RpcCollectorKey key = new RpcCollectorKey(UUIDGenerator.randomUUID(false));
    RpcCollector collector = new RpcCollector(key,rpcOptions,destination.length);
    try {
        synchronized (collector) {
            if ( rpcOptions != NO_REPLY ) responseMap.put(key, collector);
            RpcMessage rmsg = new RpcMessage(rpcId, key.id, message);
            channel.send(destination, rmsg, sendOptions);
            if ( rpcOptions != NO_REPLY ) collector.wait(timeout);
        }
    } catch ( InterruptedException ix ) {
        Thread.currentThread().interrupt();
    } finally {
        responseMap.remove(key);
    }
    return collector.getResponses();
}
 
Example 2
Source File: NonBlockingCoordinator.java    From Tomcat8-Source-Read with MIT License 5 votes vote down vote up
private CoordinationMessage createElectionMsg(Member local, Member[] others, Member leader) {
    Membership m = new Membership(local,AbsoluteOrder.comp,true);
    Arrays.fill(m,others);
    Member[] mbrs = m.getMembers();
    m.reset();
    CoordinationMessage msg = new CoordinationMessage(leader, local, mbrs,new UniqueId(UUIDGenerator.randomUUID(true)), COORD_REQUEST);
    return msg;
}
 
Example 3
Source File: TesterUtil.java    From Tomcat8-Source-Read with MIT License 5 votes vote down vote up
public static void addRandomDomain(ManagedChannel[] channels) {
    if (channels == null) {
        return;
    }

    byte[] domain = UUIDGenerator.randomUUID(false);

    for (ManagedChannel channel : channels) {
        channel.getMembershipService().setDomain(domain);
        DomainFilterInterceptor filter = new DomainFilterInterceptor();
        filter.setDomain(domain);
        channel.addInterceptor(filter);
    }
}
 
Example 4
Source File: RpcChannel.java    From Tomcat7.0.67 with Apache License 2.0 5 votes vote down vote up
/**
 * Send a message and wait for the response.
 * @param destination Member[] - the destination for the message, and the members you request a reply from
 * @param message Serializable - the message you are sending out
 * @param rpcOptions int - FIRST_REPLY, MAJORITY_REPLY or ALL_REPLY
 * @param channelOptions channel sender options
 * @param timeout long - timeout in milliseconds, if no reply is received within this time null is returned
 * @return Response[] - an array of response objects.
 * @throws ChannelException
 */
public Response[] send(Member[] destination, 
                       Serializable message,
                       int rpcOptions, 
                       int channelOptions,
                       long timeout) throws ChannelException {
    
    if ( destination==null || destination.length == 0 ) return new Response[0];
    
    //avoid dead lock
    int sendOptions =
        channelOptions & ~Channel.SEND_OPTIONS_SYNCHRONIZED_ACK;
    
    RpcCollectorKey key = new RpcCollectorKey(UUIDGenerator.randomUUID(false));
    RpcCollector collector = new RpcCollector(key,rpcOptions,destination.length);
    try {
        synchronized (collector) {
            if ( rpcOptions != NO_REPLY ) responseMap.put(key, collector);
            RpcMessage rmsg = new RpcMessage(rpcId, key.id, message);
            channel.send(destination, rmsg, sendOptions);
            if ( rpcOptions != NO_REPLY ) collector.wait(timeout);
        }
    } catch ( InterruptedException ix ) {
        Thread.currentThread().interrupt();
    }finally {
        responseMap.remove(key);
    }
    return collector.getResponses();
}
 
Example 5
Source File: NonBlockingCoordinator.java    From Tomcat7.0.67 with Apache License 2.0 5 votes vote down vote up
private CoordinationMessage createElectionMsg(MemberImpl local, MemberImpl[] others, MemberImpl leader) {
    Membership m = new Membership(local,AbsoluteOrder.comp,true);
    Arrays.fill(m,others);
    MemberImpl[] mbrs = m.getMembers();
    m.reset(); 
    CoordinationMessage msg = new CoordinationMessage(leader, local, mbrs,new UniqueId(UUIDGenerator.randomUUID(true)), COORD_REQUEST);
    return msg;
}
 
Example 6
Source File: TesterUtil.java    From Tomcat7.0.67 with Apache License 2.0 5 votes vote down vote up
/**
 * Configures a set of channels to use a random domain. Use to ensure that
 * multiple instance of the test suite do not interfere when running on the
 * same machine. This may happen in a CI system or when a developer is
 * running tests for multiple branches in parallel.
 */
public static void addRandomDomain(ManagedChannel[] channels) {
    if (channels == null) {
        return;
    }

    byte[] domain = UUIDGenerator.randomUUID(false);

    for (ManagedChannel channel : channels) {
        channel.getMembershipService().setDomain(domain);
        DomainFilterInterceptor filter = new DomainFilterInterceptor();
        filter.setDomain(domain);
        channel.addInterceptor(filter);
    }
}
 
Example 7
Source File: RpcChannel.java    From tomcatsrc with Apache License 2.0 5 votes vote down vote up
/**
 * Send a message and wait for the response.
 * @param destination Member[] - the destination for the message, and the members you request a reply from
 * @param message Serializable - the message you are sending out
 * @param rpcOptions int - FIRST_REPLY, MAJORITY_REPLY or ALL_REPLY
 * @param channelOptions channel sender options
 * @param timeout long - timeout in milliseconds, if no reply is received within this time null is returned
 * @return Response[] - an array of response objects.
 * @throws ChannelException
 */
public Response[] send(Member[] destination, 
                       Serializable message,
                       int rpcOptions, 
                       int channelOptions,
                       long timeout) throws ChannelException {
    
    if ( destination==null || destination.length == 0 ) return new Response[0];
    
    //avoid dead lock
    int sendOptions =
        channelOptions & ~Channel.SEND_OPTIONS_SYNCHRONIZED_ACK;
    
    RpcCollectorKey key = new RpcCollectorKey(UUIDGenerator.randomUUID(false));
    RpcCollector collector = new RpcCollector(key,rpcOptions,destination.length);
    try {
        synchronized (collector) {
            if ( rpcOptions != NO_REPLY ) responseMap.put(key, collector);
            RpcMessage rmsg = new RpcMessage(rpcId, key.id, message);
            channel.send(destination, rmsg, sendOptions);
            if ( rpcOptions != NO_REPLY ) collector.wait(timeout);
        }
    } catch ( InterruptedException ix ) {
        Thread.currentThread().interrupt();
    } finally {
        responseMap.remove(key);
    }
    return collector.getResponses();
}
 
Example 8
Source File: NonBlockingCoordinator.java    From tomcatsrc with Apache License 2.0 5 votes vote down vote up
private CoordinationMessage createElectionMsg(MemberImpl local, MemberImpl[] others, MemberImpl leader) {
    Membership m = new Membership(local,AbsoluteOrder.comp,true);
    Arrays.fill(m,others);
    MemberImpl[] mbrs = m.getMembers();
    m.reset(); 
    CoordinationMessage msg = new CoordinationMessage(leader, local, mbrs,new UniqueId(UUIDGenerator.randomUUID(true)), COORD_REQUEST);
    return msg;
}
 
Example 9
Source File: TesterUtil.java    From tomcatsrc with Apache License 2.0 5 votes vote down vote up
/**
 * Configures a set of channels to use a random domain. Use to ensure that
 * multiple instance of the test suite do not interfere when running on the
 * same machine. This may happen in a CI system or when a developer is
 * running tests for multiple branches in parallel.
 */
public static void addRandomDomain(ManagedChannel[] channels) {
    if (channels == null) {
        return;
    }

    byte[] domain = UUIDGenerator.randomUUID(false);

    for (ManagedChannel channel : channels) {
        channel.getMembershipService().setDomain(domain);
        DomainFilterInterceptor filter = new DomainFilterInterceptor();
        filter.setDomain(domain);
        channel.addInterceptor(filter);
    }
}
 
Example 10
Source File: ChannelData.java    From Tomcat8-Source-Read with MIT License 4 votes vote down vote up
/**
 * Generates a UUID and invokes setUniqueId
 */
public void generateUUID() {
    byte[] data = new byte[16];
    UUIDGenerator.randomUUID(USE_SECURE_RANDOM_FOR_UUID,data,0);
    setUniqueId(data);
}
 
Example 11
Source File: ChannelData.java    From Tomcat7.0.67 with Apache License 2.0 4 votes vote down vote up
/**
 * Generates a UUID and invokes setUniqueId
 */
public void generateUUID() {
    byte[] data = new byte[16];
    UUIDGenerator.randomUUID(USE_SECURE_RANDOM_FOR_UUID,data,0);
    setUniqueId(data);
}
 
Example 12
Source File: ChannelData.java    From tomcatsrc with Apache License 2.0 4 votes vote down vote up
/**
 * Generates a UUID and invokes setUniqueId
 */
public void generateUUID() {
    byte[] data = new byte[16];
    UUIDGenerator.randomUUID(USE_SECURE_RANDOM_FOR_UUID,data,0);
    setUniqueId(data);
}