Examples with Protocol org.jgroups.stack.Protocol used on opensource projects

Example 21 with Protocol

use of org.jgroups.stack.Protocol in project JGroups by belaban.

the class ProtocolConfigurationTest method testDefaultAssignment.

/*
	 * Checks assignment of defaults
	 */
public void testDefaultAssignment() throws Exception {
    List<ProtocolConfiguration> protocol_configs = new ArrayList<>();
    List<Protocol> protocols = new ArrayList<>();
    // create the layer described by DEFAULTS
    protocol = Configurator.createProtocol(defaultProps, stack);
    // process the defaults
    protocol_configs.add(new ProtocolConfiguration(defaultProps));
    protocols.add(protocol);
    Configurator.setDefaultAddressValues(protocols, StackType.IPv4);
    // get the value which should have been assigned a default
    int a = ((DEFAULTS) protocol).getA();
    System.out.println("value of a = " + a);
    // get the value which should not have been assigned a default
    int b = ((DEFAULTS) protocol).getB();
    System.out.println("value of b = " + b);
    // assert b == 333 ;
    if (b != 333) {
        throw new RuntimeException("default property value set when it should not have been");
    }
    // get the value which should not have been assigned a default
    InetAddress c = ((DEFAULTS) protocol).getC();
    System.out.println("value of c = " + c);
    assert c != null;
}

Example 22 with Protocol

use of org.jgroups.stack.Protocol in project JGroups by belaban.

the class JChannelProbeHandler method handleOperation.

/**
 * Invokes an operation and puts the return value into map
 * @param map
 * @param operation Protocol.OperationName[args], e.g. STABLE.foo[arg1 arg2 arg3]
 */
protected void handleOperation(Map<String, String> map, String operation) throws Exception {
    int index = operation.indexOf('.');
    if (index == -1)
        throw new IllegalArgumentException("operation " + operation + " is missing the protocol name");
    String prot_name = operation.substring(0, index);
    Protocol prot = null;
    try {
        Class<? extends Protocol> cl = Util.loadProtocolClass(prot_name, this.getClass());
        prot = ch.getProtocolStack().findProtocol(cl);
    } catch (Exception e) {
    }
    if (prot == null)
        prot = ch.getProtocolStack().findProtocol(prot_name);
    if (prot == null) {
        log.error("protocol %s not found", prot_name);
        // less drastic than throwing an exception...
        return;
    }
    operation = operation.substring(index + 1);
    ReflectUtils.invokeOperation(map, operation, prot);
}

Example 23 with Protocol

use of org.jgroups.stack.Protocol in project JGroups by belaban.

the class PropertyHelper method getConvertedValue.

public static Object getConvertedValue(Object obj, Method method, Map<String, String> props, String prop, boolean check_scope, StackType ip_version) throws Exception {
    if (obj == null)
        throw new IllegalArgumentException("Cannot get converted value: Object is null");
    if (method == null)
        throw new IllegalArgumentException("Cannot get converted value: Method is null");
    if (!Configurator.isSetPropertyMethod(method, obj.getClass()))
        throw new IllegalArgumentException("Cannot get converted value: Method is not set property method");
    if (props == null)
        throw new IllegalArgumentException("Cannot get converted value: Properties is null");
    Property annotation = method.getAnnotation(Property.class);
    if (annotation == null)
        throw new IllegalArgumentException("Cannot get property name for method " + method.getName() + ": not annotated with @Property");
    String propertyName = getPropertyName(method);
    String name = obj instanceof Protocol ? ((Protocol) obj).getName() : obj.getClass().getName();
    PropertyConverter propertyConverter = (PropertyConverter) annotation.converter().getDeclaredConstructor().newInstance();
    if (propertyConverter == null)
        throw new Exception("Could not find property converter for method " + propertyName + " in " + name);
    Object converted = null;
    try {
        String tmp = obj instanceof Protocol ? ((Protocol) obj).getName() + "." + propertyName : propertyName;
        converted = propertyConverter.convert(obj, method.getParameterTypes()[0], tmp, prop, check_scope, ip_version);
    } catch (Exception e) {
        throw new Exception("Conversion of " + propertyName + " in " + name + " with original property value " + prop + " failed. Exception is " + e, e);
    }
    return converted;
}

Example 24 with Protocol

use of org.jgroups.stack.Protocol in project JGroups by belaban.

the class ConfiguratorTest method testInsertion.

public void testInsertion() throws Exception {
    List<Protocol> protocols = stack.getProtocols();
    assert protocols != null;
    Assert.assertEquals(6, protocols.size());
    for (int i = 0; i < names.length; i++) {
        String name = names[i];
        Protocol p = protocols.get(i);
        Assert.assertEquals(name, p.getName());
    }
    // insert below
    Protocol new_prot = (Protocol) Class.forName("org.jgroups.protocols.TRACE").getDeclaredConstructor().newInstance();
    stack.insertProtocol(new_prot, ProtocolStack.Position.BELOW, UNICAST3.class);
    protocols = stack.getProtocols();
    Assert.assertEquals(7, protocols.size());
    for (int i = 0; i < below.length; i++) {
        String name = below[i];
        Protocol p = protocols.get(i);
        Assert.assertEquals(name, p.getName());
    }
    // remove
    Protocol prot = stack.removeProtocol("TRACE");
    assert prot != null;
    protocols = stack.getProtocols();
    Assert.assertEquals(6, protocols.size());
    for (int i = 0; i < names.length; i++) {
        String name = names[i];
        Protocol p = protocols.get(i);
        Assert.assertEquals(name, p.getName());
    }
    // insert above
    new_prot = (Protocol) Class.forName("org.jgroups.protocols.TRACE").getDeclaredConstructor().newInstance();
    stack.insertProtocol(new_prot, ProtocolStack.Position.ABOVE, UNICAST3.class);
    protocols = stack.getProtocols();
    Assert.assertEquals(7, protocols.size());
    for (int i = 0; i < above.length; i++) {
        String name = above[i];
        Protocol p = protocols.get(i);
        Assert.assertEquals(name, p.getName());
    }
}

Example 25 with Protocol

use of org.jgroups.stack.Protocol in project JGroups by belaban.

the class ConfiguratorTest method testRemovalOfTop.

public void testRemovalOfTop() throws Exception {
    Protocol prot = stack.removeProtocol("MFC");
    assert prot != null;
    List<Protocol> protocols = stack.getProtocols();
    Assert.assertEquals(5, protocols.size());
    assert protocols.get(0).getName().endsWith("UNICAST3");
    assert stack.getTopProtocol().getUpProtocol() != null;
    assert stack.getTopProtocol().getDownProtocol() != null;
    assert stack.getTopProtocol().getDownProtocol().getUpProtocol() != null;
    assert stack.getTopProtocol().getDownProtocol().getDownProtocol() != null;
}