com.netrics.likeit

Class NetricsMappedRecord

java.lang.Object

com.netrics.likeit.NetricsRecord

com.netrics.likeit.NetricsMappedRecord

All Implemented Interfaces:

java.io.Serializable

Direct Known Subclasses:

NetricsSearchResult

public class NetricsMappedRecord
extends NetricsRecord
implements java.io.Serializable

A NetricsMappedRecord inherits from a NetricsRecord, and has additional functionality which allows the user to access the fields of the record by field name or number.

See Also:

NetricsServerInterface.recget(java.lang.String, java.lang.String[], com.netrics.likeit.NetricsLock), Serialized Form

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.String	getAttribute(java.lang.String field_name, java.lang.String attr_name) Return an attribute value for a particular field and attribute.
java.lang.String[]	getAttrNames(java.lang.String field_name) Return a list of attribute names for a field.
java.lang.String	getField(int fieldNo) Returns the contents of a field in the record.
java.lang.String	getField(java.lang.String fieldName) Returns the contents of a field in the record.
java.lang.String[]	getFieldNames() Returns an array of Strings which are the names of the fields of the source table for the record.
java.lang.String	toString()

Methods inherited from class com.netrics.likeit.NetricsRecord

compare, getAttribute, getAttrNames, getAttrValues, getFields, getKey, numBytes

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Method Detail

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

getFieldNames

public java.lang.String[] getFieldNames()

Returns an array of Strings which are the names of the fields of the source table for the record.

Returns:

The names of the table's fields

getField

public java.lang.String getField(java.lang.String fieldName)
                          throws NetricsException

Returns the contents of a field in the record.

Parameters:

fieldName - The name of the field for which to return its data

Returns:

The contents of the field

Throws:

NetricsException

getField

public java.lang.String getField(int fieldNo)

Returns the contents of a field in the record.

Parameters:

fieldNo - The number of the field (0 based) to be returned

Returns:

The contents of the field

getAttrNames

public java.lang.String[] getAttrNames(java.lang.String field_name)
                                throws NetricsException

Return a list of attribute names for a field.

This returns a list of the names of all of the attributes in a particular named field. If the field can't be parsed as a Variable Attributes set null is returned. If there is no such named field an exception is thrown.

Parameters:

field_name - The name of the field.

Returns:

An array of attribute names in the original order, null if this is not a Variable Attributes field.

Throws:

NetricsException - thrown if no field with the given name exists.

getAttribute

public java.lang.String getAttribute(java.lang.String field_name,
                            java.lang.String attr_name)
                              throws NetricsException

Return an attribute value for a particular field and attribute.

This returns the value of a named attribute for a named field. If there is no such named field an exception is thrown. If the field can't be parsed as a Variable Attributes set or the set does not contain an attribute with the given name null is returned.

Parameters:

field_name - The name of the field.

attr_name - The name of the attribute.

Returns:

The attribute value, null if this is not a Variable Attributes field or it contains no such attribute.

Throws:

NetricsException - thrown if no field with the given name exists.