org.opennms.newts.cassandra.search

Class EscapableResourceIdSplitter

java.lang.Object

org.opennms.newts.cassandra.search.EscapableResourceIdSplitter

All Implemented Interfaces:

ResourceIdSplitter

public class EscapableResourceIdSplitter
extends Object
implements ResourceIdSplitter

A splitter that supports escaping the separator.

Author:

jwhite

Field Summary

Fields inherited from interface org.opennms.newts.cassandra.search.ResourceIdSplitter

SEPARATOR

Constructor Summary

Constructors

Constructor and Description
EscapableResourceIdSplitter()

Method Summary

Modifier and Type	Method and Description
String	joinElementsToId(List<String> elements) Joins a list of elements into a resource id, escaping special characters if required.
List<String>	splitIdIntoElements(String id) Splits a resource id into a list of elements.

Methods inherited from class java.lang.Object

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

Constructor Detail

EscapableResourceIdSplitter

public EscapableResourceIdSplitter()

Method Detail

splitIdIntoElements

public List<String> splitIdIntoElements(String id)

Splits a resource id into a list of elements. Elements in the resource id are delimited by colons (:). Colons can be escaped by a backslash (\:). Backslashes are escaped when paired (\\). For example, the following resources id: a:b\::c\\:d will result in the following elements: a, b:, c\, d

Specified by:

splitIdIntoElements in interface ResourceIdSplitter

Parameters:

id - the resource id

Returns:

a list of elements

joinElementsToId

public String joinElementsToId(List<String> elements)

Joins a list of elements into a resource id, escaping special characters if required. See splitIdIntoElements(String) for details.

Specified by:

joinElementsToId in interface ResourceIdSplitter

Parameters:

elements - a list of elements

Returns:

the resource id