org.eclipse.rse.services.clientserver.search
Class SystemSearchUtil

java.lang.Object
  org.eclipse.rse.services.clientserver.search.SystemSearchUtil

public class SystemSearchUtil
extends java.lang.Object

A utility class useful for search. It is a singleton.

Field Summary

static java.lang.String

FILE_NAMES_SEP_STRING

Method Summary

static SystemSearchUtil	getInstance() Gets the singleton instance of the class.
boolean	isValidRegex(java.lang.String regexString) Check whether a regex string is valid.
java.lang.String	typesIterToString(java.util.Iterator iter) Convert iterator of types to string.
java.lang.String	typesListToString(java.util.List types) Convert list of types to string.
java.lang.String	typesSetToString(java.util.Set types) Convert set of types to string.
java.util.List	typesStringToList(java.lang.String fileNamesString) Returns the file names from the given file names string.
java.util.Set	typesStringToSet(java.lang.String fileNamesString) Returns the file names from the given file names string.

Methods inherited from class java.lang.Object

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

Field Detail

FILE_NAMES_SEP_STRING

public static java.lang.String FILE_NAMES_SEP_STRING

Method Detail

getInstance

public static SystemSearchUtil getInstance()

Gets the singleton instance of the class.

Returns:

the singleton instance.

isValidRegex

public boolean isValidRegex(java.lang.String regexString)

Check whether a regex string is valid.

Parameters:

regexString - the regex string.

Returns:

true if the regex string is valid, false otherwise.

typesStringToSet

public java.util.Set typesStringToSet(java.lang.String fileNamesString)

Returns the file names from the given file names string.

Parameters:

fileNamesString - the file names string.

Returns:

a set of file names, or an empty set if none.

Throws:

java.lang.NullPointerException - if the file names string is null.

typesStringToList

public java.util.List typesStringToList(java.lang.String fileNamesString)

Returns the file names from the given file names string.

Parameters:

fileNamesString - the file names string.

Returns:

a list of file names, or an empty list if none.

Throws:

java.lang.NullPointerException - if the file names string is null.

typesListToString

public java.lang.String typesListToString(java.util.List types)

Convert list of types to string.

Parameters:

types - the list of types.

Returns:

the string representing the list of types.

typesSetToString

public java.lang.String typesSetToString(java.util.Set types)

Convert set of types to string.

Parameters:

types - the set of types.

Returns:

the string representing the set of types.

typesIterToString

public java.lang.String typesIterToString(java.util.Iterator iter)

Convert iterator of types to string.

Parameters:

iter - iterator for types.

Returns:

the string representing the set of types.