Package com.tangosol.config.expression

Class ChainedParameterResolver

java.lang.Object

com.tangosol.config.expression.ChainedParameterResolver

All Implemented Interfaces:

ParameterResolver, ExternalizableLite, PortableObject, Serializable

public class ChainedParameterResolver
extends Object
implements ParameterResolver, ExternalizableLite, PortableObject

A ChainedParameterResolver is a ParameterResolver that consults zero or more provided ParameterResolvers in the order in which they were defined or added to resolve a Parameter.

Since:

Coherence 12.1.2

Author:

bo 2012.12.4

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
ChainedParameterResolver()	Default constructor needed for serialization.
ChainedParameterResolver(ParameterResolver... resolvers)	Construct a ChainedParameterResolver based on the specified ParameterResolvers.

Method Summary

Modifier and Type	Method	Description
protected String	getDescription()	Return a human-readable String representation of this class.
void	readExternal(PofReader in)	Restore the contents of a user type instance by reading its state using the specified PofReader object.
void	readExternal(DataInput in)	Restore the contents of this object by loading the object's state from the passed DataInput object.
Parameter	resolve(String sName)	Obtains the specified named Parameter.
void	writeExternal(PofWriter out)	Save the contents of a POF user type instance by writing its state using the specified PofWriter object.
void	writeExternal(DataOutput out)	Save the contents of this object by storing the object's state into the passed DataOutput object.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

ChainedParameterResolver

public ChainedParameterResolver()

Default constructor needed for serialization.

ChainedParameterResolver

public ChainedParameterResolver(ParameterResolver... resolvers)

Construct a ChainedParameterResolver based on the specified ParameterResolvers.

Parameters:

resolvers - the ParameterResolvers to be chained

Method Details

resolve

public Parameter resolve(String sName)

Obtains the specified named Parameter.

Specified by:

resolve in interface ParameterResolver

Parameters:

sName - the name of the Parameter

Returns:

the Parameter or null if the Parameter can't be resolved

getDescription

protected String getDescription()

Return a human-readable String representation of this class.

Returns:

the description of this class

readExternal

public void readExternal(DataInput in)
                  throws IOException

Restore the contents of this object by loading the object's state from the passed DataInput object.

Specified by:

readExternal in interface ExternalizableLite

Parameters:

in - the DataInput stream to read data from in order to restore the state of this object

Throws:

IOException - if an I/O exception occurs

writeExternal

public void writeExternal(DataOutput out)
                   throws IOException

Save the contents of this object by storing the object's state into the passed DataOutput object.

Specified by:

writeExternal in interface ExternalizableLite

Parameters:

out - the DataOutput stream to write the state of this object to

Throws:

IOException - if an I/O exception occurs

readExternal

public void readExternal(PofReader in)
                  throws IOException

Restore the contents of a user type instance by reading its state using the specified PofReader object.

Specified by:

readExternal in interface PortableObject

Parameters:

in - the PofReader from which to read the object's state

Throws:

IOException - if an I/O error occurs

writeExternal

public void writeExternal(PofWriter out)
                   throws IOException

Save the contents of a POF user type instance by writing its state using the specified PofWriter object.

Specified by:

writeExternal in interface PortableObject

Parameters:

out - the PofWriter to which to write the object's state

Throws:

IOException - if an I/O error occurs