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Top Description Methods
javax.management.openmbean

public Interface OpenMBeanOperationInfo

Known Direct Implementers
javax.management.openmbean.OpenMBeanOperationInfoSupport
Imports
javax.management.MBeanParameterInfo

Describes an operation of an Open MBean.

This interface declares the same methods as the class javax.management.MBeanOperationInfo. A class implementing this interface (typically OpenMBeanOperationInfoSupport) should extend javax.management.MBeanOperationInfo.

The getSignature() method should return at runtime an array of instances of a subclass of MBeanParameterInfo which implements the OpenMBeanParameterInfo interface (typically OpenMBeanParameterInfoSupport).

Since
1.5

Method Summary

Modifier and TypeMethod and Description
public boolean

Returns:

true if the specified object is equal to this OpenMBeanOperationInfo instance.
equals
(Object
the object to be compared for equality with this OpenMBeanOperationInfo instance;
obj
)

Compares the specified obj parameter with this OpenMBeanOperationInfo instance for equality.

public String

Returns:

the description.
getDescription
()

Returns a human readable description of the operation described by this OpenMBeanOperationInfo instance.

public int

Returns:

the impact code.
getImpact
()

Returns an int constant qualifying the impact of the operation described by this OpenMBeanOperationInfo instance.

public String

Returns:

the name.
getName
()

Returns the name of the operation described by this OpenMBeanOperationInfo instance.

public OpenType<?>

Returns:

the return type.
getReturnOpenType
()

Returns the open type of the values returned by the operation described by this OpenMBeanOperationInfo instance.

public String

Returns:

the return type.
getReturnType
()

Returns the fully qualified Java class name of the values returned by the operation described by this OpenMBeanOperationInfo instance.

public MBeanParameterInfo[]

Returns:

the signature.
getSignature
()

Returns an array of OpenMBeanParameterInfo instances describing each parameter in the signature of the operation described by this OpenMBeanOperationInfo instance.

public int

Returns:

the hash code value for this OpenMBeanOperationInfo instance
hashCode
()

Returns the hash code value for this OpenMBeanOperationInfo instance.

public String

Returns:

a string representation of this OpenMBeanOperationInfo instance
toString
()

Returns a string representation of this OpenMBeanOperationInfo instance.

Method Detail

equalsback to summary
public boolean equals(Object obj)

Compares the specified obj parameter with this OpenMBeanOperationInfo instance for equality.

Returns true if and only if all of the following statements are true:

  • obj is non null,
  • obj also implements the OpenMBeanOperationInfo interface,
  • their names are equal
  • their signatures are equal
  • their return open types are equal
  • their impacts are equal
This ensures that this equals method works properly for obj parameters which are different implementations of the OpenMBeanOperationInfo interface.
 
Parameters
obj:Object

the object to be compared for equality with this OpenMBeanOperationInfo instance;

Returns:boolean

true if the specified object is equal to this OpenMBeanOperationInfo instance.

getDescriptionback to summary
public String getDescription()

Returns a human readable description of the operation described by this OpenMBeanOperationInfo instance.

Returns:String

the description.

getImpactback to summary
public int getImpact()

Returns an int constant qualifying the impact of the operation described by this OpenMBeanOperationInfo instance. The returned constant is one of javax.management.MBeanOperationInfo#INFO, javax.management.MBeanOperationInfo#ACTION, javax.management.MBeanOperationInfo#ACTION_INFO, or javax.management.MBeanOperationInfo#UNKNOWN.

Returns:int

the impact code.

getNameback to summary
public String getName()

Returns the name of the operation described by this OpenMBeanOperationInfo instance.

Returns:String

the name.

getReturnOpenTypeback to summary
public OpenType<?> getReturnOpenType()

Returns the open type of the values returned by the operation described by this OpenMBeanOperationInfo instance.

Returns:OpenType<?>

the return type.

getReturnTypeback to summary
public String getReturnType()

Returns the fully qualified Java class name of the values returned by the operation described by this OpenMBeanOperationInfo instance. This method should return the same value as a call to getReturnOpenType().getClassName().

Returns:String

the return type.

getSignatureback to summary
public MBeanParameterInfo[] getSignature()

Returns an array of OpenMBeanParameterInfo instances describing each parameter in the signature of the operation described by this OpenMBeanOperationInfo instance. Each instance in the returned array should actually be a subclass of MBeanParameterInfo which implements the OpenMBeanParameterInfo interface (typically OpenMBeanParameterInfoSupport).

Returns:MBeanParameterInfo[]

the signature.

hashCodeback to summary
public int hashCode()

Returns the hash code value for this OpenMBeanOperationInfo instance.

The hash code of an OpenMBeanOperationInfo instance is the sum of the hash codes of all elements of information used in equals comparisons (ie: its name, return open type, impact and signature, where the signature hashCode is calculated by a call to java.util.Arrays.asList(this.getSignature).hashCode()).

This ensures that t1.equals(t2) implies that t1.hashCode()==t2.hashCode() for any two OpenMBeanOperationInfo instances t1 and t2, as required by the general contract of the method Object.hashCode().

Returns:int

the hash code value for this OpenMBeanOperationInfo instance

toStringback to summary
public String toString()

Returns a string representation of this OpenMBeanOperationInfo instance.

The string representation consists of the name of this class (ie javax.management.openmbean.OpenMBeanOperationInfo), and the name, signature, return open type and impact of the described operation.

Returns:String

a string representation of this OpenMBeanOperationInfo instance