protected Result describeMbean(
      @Nonnull MBeanServerConnection mbeanServer, @Nonnull ObjectName objectName)
      throws IntrospectionException, ReflectionException, InstanceNotFoundException, IOException {
    MBeanInfo mbeanInfo = mbeanServer.getMBeanInfo(objectName);
    StringWriter sw = new StringWriter();
    PrintWriter out = new PrintWriter(sw);
    out.println("# MBEAN");
    out.println(objectName.toString());
    out.println();
    out.println("## OPERATIONS");
    List<MBeanOperationInfo> operations = Arrays.asList(mbeanInfo.getOperations());
    Collections.sort(
        operations,
        new Comparator<MBeanOperationInfo>() {
          @Override
          public int compare(MBeanOperationInfo o1, MBeanOperationInfo o2) {
            return o1.getName().compareTo(o1.getName());
          }
        });

    for (MBeanOperationInfo opInfo : operations) {
      out.print("* " + opInfo.getName() + "(");
      MBeanParameterInfo[] signature = opInfo.getSignature();
      for (int i = 0; i < signature.length; i++) {
        MBeanParameterInfo paramInfo = signature[i];
        out.print(paramInfo.getType() + " " + paramInfo.getName());
        if (i < signature.length - 1) {
          out.print(", ");
        }
      }

      out.print("):" + opInfo.getReturnType() /* + " - " + opInfo.getDescription() */);
      out.println();
    }
    out.println();
    out.println("## ATTRIBUTES");
    List<MBeanAttributeInfo> attributes = Arrays.asList(mbeanInfo.getAttributes());
    Collections.sort(
        attributes,
        new Comparator<MBeanAttributeInfo>() {
          @Override
          public int compare(MBeanAttributeInfo o1, MBeanAttributeInfo o2) {
            return o1.getName().compareTo(o2.getName());
          }
        });
    for (MBeanAttributeInfo attrInfo : attributes) {
      out.println(
          "* "
              + attrInfo.getName()
              + ": "
              + attrInfo.getType()
              + " - "
              + (attrInfo.isReadable() ? "r" : "")
              + (attrInfo.isWritable() ? "w" : "") /* + " - " +
                    attrInfo.getDescription() */);
    }

    String description = sw.getBuffer().toString();
    return new Result(objectName, description, description);
  }
 /**
  * Compare this MBeanParameterInfo to another.
  *
  * @param o the object to compare to.
  * @return true if and only if <code>o</code> is an MBeanParameterInfo such that its {@link
  *     #getName()}, {@link #getType()}, {@link #getDescriptor()}, and {@link #getDescription()}
  *     values are equal (not necessarily identical) to those of this MBeanParameterInfo.
  */
 public boolean equals(Object o) {
   if (o == this) return true;
   if (!(o instanceof MBeanParameterInfo)) return false;
   MBeanParameterInfo p = (MBeanParameterInfo) o;
   return (Objects.equals(p.getName(), getName())
       && Objects.equals(p.getType(), getType())
       && Objects.equals(p.getDescription(), getDescription())
       && Objects.equals(p.getDescriptor(), getDescriptor()));
 }
  /**
   * Tests correct MBean interface.
   *
   * @throws Exception Thrown if test fails.
   */
  public void testCorrectMBeanInfo() throws Exception {
    StandardMBean mbean =
        new IgniteStandardMXBean(new GridMBeanImplementation(), GridMBeanInterface.class);

    MBeanInfo info = mbean.getMBeanInfo();

    assert info.getDescription().equals("MBeanDescription.") == true;

    assert info.getOperations().length == 2;

    for (MBeanOperationInfo opInfo : info.getOperations()) {
      if (opInfo.getDescription().equals("MBeanOperation."))
        assert opInfo.getSignature().length == 2;
      else {
        assert opInfo.getDescription().equals("MBeanSuperOperation.") == true;
        assert opInfo.getSignature().length == 1;
      }
    }

    for (MBeanParameterInfo paramInfo : info.getOperations()[0].getSignature()) {
      if (paramInfo.getName().equals("ignored"))
        assert paramInfo.getDescription().equals("MBeanOperationParameter1.") == true;
      else {
        assert paramInfo.getName().equals("someData") == true;
        assert paramInfo.getDescription().equals("MBeanOperationParameter2.") == true;
      }
    }

    assert info.getAttributes().length == 4
        : "Expected 4 attributes but got " + info.getAttributes().length;

    for (MBeanAttributeInfo attrInfo : info.getAttributes()) {
      if (attrInfo.isWritable() == false) {
        assert (attrInfo.getDescription().equals("MBeanReadonlyGetter.") == true
            || attrInfo.getDescription().equals("MBeanROGetter."));
      } else {
        assert (attrInfo.getDescription().equals("MBeanWritableGetter.") == true
            || attrInfo.getDescription().equals("MBeanWritableIsGetter."));
      }
    }
  }
Exemple #4
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  /**
   * Description of the operation.
   *
   * @param operation the operation to describe
   * @return pretty-printed description
   */
  protected String describeOperation(MBeanOperationInfo operation) {
    StringBuilder buf = new StringBuilder();
    buf.append(operation.getReturnType()).append(" ").append(operation.getName()).append("(");

    MBeanParameterInfo[] params = operation.getSignature();
    for (int j = 0; j < params.length; j++) {
      MBeanParameterInfo param = params[j];
      if (j != 0) {
        buf.append(", ");
      }
      buf.append(param.getType()).append(" ").append(param.getName());
    }
    buf.append(")");
    return buf.toString();
  }
 @Override
 protected Object handleRequestMessage(Message<?> requestMessage) {
   ObjectName objectName = this.resolveObjectName(requestMessage);
   String operationName = this.resolveOperationName(requestMessage);
   Map<String, Object> paramsFromMessage = this.resolveParameters(requestMessage);
   try {
     MBeanInfo mbeanInfo = this.server.getMBeanInfo(objectName);
     MBeanOperationInfo[] opInfoArray = mbeanInfo.getOperations();
     boolean hasNoArgOption = false;
     for (MBeanOperationInfo opInfo : opInfoArray) {
       if (operationName.equals(opInfo.getName())) {
         MBeanParameterInfo[] paramInfoArray = opInfo.getSignature();
         if (paramInfoArray.length == 0) {
           hasNoArgOption = true;
         }
         if (paramInfoArray.length == paramsFromMessage.size()) {
           int index = 0;
           Object values[] = new Object[paramInfoArray.length];
           String signature[] = new String[paramInfoArray.length];
           for (MBeanParameterInfo paramInfo : paramInfoArray) {
             Object value = paramsFromMessage.get(paramInfo.getName());
             if (value == null) {
               /*
                * With Spring 3.2.3 and greater, the parameter names are
                * registered instead of the JVM's default p1, p2 etc.
                * Fall back to that naming style if not found.
                */
               value = paramsFromMessage.get("p" + (index + 1));
             }
             if (value != null && valueTypeMatchesParameterType(value, paramInfo)) {
               values[index] = value;
               signature[index] = paramInfo.getType();
               index++;
             }
           }
           if (index == paramInfoArray.length) {
             return this.server.invoke(objectName, operationName, values, signature);
           }
         }
       }
     }
     if (hasNoArgOption) {
       return this.server.invoke(objectName, operationName, null, null);
     }
     throw new MessagingException(
         requestMessage,
         "failed to find JMX operation '"
             + operationName
             + "' on MBean ["
             + objectName
             + "] of type ["
             + mbeanInfo.getClassName()
             + "] with "
             + paramsFromMessage.size()
             + " parameters: "
             + paramsFromMessage);
   } catch (JMException e) {
     throw new MessageHandlingException(
         requestMessage,
         "failed to invoke JMX operation '"
             + operationName
             + "' on MBean ["
             + objectName
             + "]"
             + " with "
             + paramsFromMessage.size()
             + " parameters: "
             + paramsFromMessage,
         e);
   } catch (IOException e) {
     throw new MessageHandlingException(requestMessage, "IOException on MBeanServerConnection", e);
   }
 }