javax.management.MBeanOperationInfo#UNKNOWN源码实例Demo

private OpenMBeanOperationInfo getOperation(String name, OpenMBeanParameterInfo addWildcardChildName, OperationEntry entry) {
    ModelNode opNode = entry.getDescriptionProvider().getModelDescription(null);
    OpenMBeanParameterInfo[] params = getParameterInfos(opNode);
    if (addWildcardChildName != null) {
        OpenMBeanParameterInfo[] newParams = new OpenMBeanParameterInfo[params.length + 1];
        newParams[0] = addWildcardChildName;
        System.arraycopy(params, 0, newParams, 1, params.length);
        params = newParams;
    }
    return new OpenMBeanOperationInfoSupport(
            name,
            getDescription(opNode),
            params,
            getReturnType(opNode),
            entry.getFlags().contains(Flag.READ_ONLY) ? MBeanOperationInfo.INFO : MBeanOperationInfo.UNKNOWN,
            createOperationDescriptor());
}
 

/**
 * Creates an instance of {@code ModelMBeanOperationInfo} for the
 * given method. Populates the parameter info for the operation.
 * @param method the {@code Method} to create a {@code ModelMBeanOperationInfo} for
 * @param name the logical name for the operation (method name or property name);
 * not used by the default implementation but possibly by subclasses
 * @param beanKey the key associated with the MBean in the beans map
 * of the {@code MBeanExporter}
 * @return the {@code ModelMBeanOperationInfo}
 */
protected ModelMBeanOperationInfo createModelMBeanOperationInfo(Method method, String name, String beanKey) {
	MBeanParameterInfo[] params = getOperationParameters(method, beanKey);
	if (params.length == 0) {
		return new ModelMBeanOperationInfo(getOperationDescription(method, beanKey), method);
	}
	else {
		return new ModelMBeanOperationInfo(method.getName(),
			getOperationDescription(method, beanKey),
			getOperationParameters(method, beanKey),
			method.getReturnType().getName(),
			MBeanOperationInfo.UNKNOWN);
	}
}
 

/**
 * Creates an instance of {@code ModelMBeanOperationInfo} for the
 * given method. Populates the parameter info for the operation.
 * @param method the {@code Method} to create a {@code ModelMBeanOperationInfo} for
 * @param name the logical name for the operation (method name or property name);
 * not used by the default implementation but possibly by subclasses
 * @param beanKey the key associated with the MBean in the beans map
 * of the {@code MBeanExporter}
 * @return the {@code ModelMBeanOperationInfo}
 */
protected ModelMBeanOperationInfo createModelMBeanOperationInfo(Method method, String name, String beanKey) {
	MBeanParameterInfo[] params = getOperationParameters(method, beanKey);
	if (params.length == 0) {
		return new ModelMBeanOperationInfo(getOperationDescription(method, beanKey), method);
	}
	else {
		return new ModelMBeanOperationInfo(method.getName(),
			getOperationDescription(method, beanKey),
			getOperationParameters(method, beanKey),
			method.getReturnType().getName(),
			MBeanOperationInfo.UNKNOWN);
	}
}
 

/**
 * Creates an instance of {@code ModelMBeanOperationInfo} for the
 * given method. Populates the parameter info for the operation.
 * @param method the {@code Method} to create a {@code ModelMBeanOperationInfo} for
 * @param name the logical name for the operation (method name or property name);
 * not used by the default implementation but possibly by subclasses
 * @param beanKey the key associated with the MBean in the beans map
 * of the {@code MBeanExporter}
 * @return the {@code ModelMBeanOperationInfo}
 */
protected ModelMBeanOperationInfo createModelMBeanOperationInfo(Method method, String name, String beanKey) {
	MBeanParameterInfo[] params = getOperationParameters(method, beanKey);
	if (params.length == 0) {
		return new ModelMBeanOperationInfo(getOperationDescription(method, beanKey), method);
	}
	else {
		return new ModelMBeanOperationInfo(method.getName(),
			getOperationDescription(method, beanKey),
			getOperationParameters(method, beanKey),
			method.getReturnType().getName(),
			MBeanOperationInfo.UNKNOWN);
	}
}
 

/**
 * Creates an instance of {@code ModelMBeanOperationInfo} for the
 * given method. Populates the parameter info for the operation.
 * @param method the {@code Method} to create a {@code ModelMBeanOperationInfo} for
 * @param name the logical name for the operation (method name or property name);
 * not used by the default implementation but possibly by subclasses
 * @param beanKey the key associated with the MBean in the beans map
 * of the {@code MBeanExporter}
 * @return the {@code ModelMBeanOperationInfo}
 */
protected ModelMBeanOperationInfo createModelMBeanOperationInfo(Method method, String name, String beanKey) {
	MBeanParameterInfo[] params = getOperationParameters(method, beanKey);
	if (params.length == 0) {
		return new ModelMBeanOperationInfo(getOperationDescription(method, beanKey), method);
	}
	else {
		return new ModelMBeanOperationInfo(method.getName(),
			getOperationDescription(method, beanKey),
			getOperationParameters(method, beanKey),
			method.getReturnType().getName(),
			MBeanOperationInfo.UNKNOWN);
	}
}
 

@Override
public MBeanInfo getMBeanInfo() {
    return new MBeanInfo(
            Dynamic.class.getName(), "MBean for RBAC testing of JMX non-core MBeans", null, null,
            new MBeanOperationInfo[] {
                    new MBeanOperationInfo("helloReadOnly", "helloReadOnly", null, "void", MBeanOperationInfo.INFO),
                    new MBeanOperationInfo("helloWriteOnly", "helloWriteOnly", null, "void", MBeanOperationInfo.ACTION),
                    new MBeanOperationInfo("helloReadWrite", "helloReadWrite", null, "void", MBeanOperationInfo.ACTION_INFO),
                    new MBeanOperationInfo("helloUnknown", "helloUnknown", null, "void", MBeanOperationInfo.UNKNOWN)
            },
            null, null
    );
}
 

private MBeanOperationInfo newMethodDescriptor(final String operationDescr, final Method m) {
    final MBeanOperationInfo jvmInfo = new MBeanOperationInfo(operationDescr, m);
    return new MBeanOperationInfo(
        m.getName(),
        operationDescr,
        methodSignature(jvmInfo, m),
        m.getReturnType().getName(),
        MBeanOperationInfo.UNKNOWN,
        jvmInfo.getDescriptor()); // avoid to copy the logic
}
 

@Operation(desc = "Force the server to stop and notify clients to failover", impact = MBeanOperationInfo.UNKNOWN)
void forceFailover() throws Exception;
 

@Operation(desc = "Force the server to stop and to scale down to another server", impact = MBeanOperationInfo.UNKNOWN)
void scaleDown(@Parameter(name = "name", desc = "The connector to use to scale down, if not provided the first appropriate connector will be used") String connector) throws Exception;