org.bremersee.utils

Class TagUtils

java.lang.Object

org.bremersee.utils.TagUtils

public abstract class TagUtils
extends Object

Some methods to work with a tags.

Author:

Christian Bremer

Method Summary

Modifier and Type	Method and Description
static String[]	buildTags(String freeText) Build tags from a string.
static String[]	buildTags(String freeText, int minLengthOfSingleTag) Build tags from a text.
static String[]	buildTags(String freeText, int minLengthOfSingleTag, CaseFormat caseFormat) Build tags from a text.
static String	buildTagString(String freeText) Build a string with text: First buildTags(String, int) is called with a minimum length of 2 than buildTagString(String[], int) with a maximum length of 255.
static String	buildTagString(String[] tags) Build a string from the tags.
static String	buildTagString(String[] tags, int maxLengthOfTagString) Build a string from the tags.
static String	buildTagString(String freeText, int minLengthOfSingleTag) Build a string with text: First buildTags(String, int) than buildTagString(String[], int) with a maximum length of 255.
static String	buildTagString(String freeText, int minLengthOfSingleTag, CaseFormat caseFormat) Build a string with text: First buildTags(String, int) than buildTagString(String[], int) with a maximum length of 255.
static String	buildTagString(String freeText, int minLengthOfSingleTag, int maxLengthOfTagString) Build a string with text: First buildTags(String, int) is called than buildTagString(String[], int).
static String	buildTagString(String freeText, int minLengthOfSingleTag, int maxLengthOfTagString, CaseFormat caseFormat) Build a string with text: First buildTags(String, int) is called than buildTagString(String[], int).

Methods inherited from class java.lang.Object

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

Method Detail

buildTags

public static String[] buildTags(String freeText)

Build tags from a string. Each tag must have a minimum length of 2.

Parameters:

freeText - the text

Returns:

the tags

buildTags

public static String[] buildTags(String freeText,
                                 int minLengthOfSingleTag)

Build tags from a text. Each tag must have a minimum length of the specified value. If a token should contain space characters (e. g. 'free wifi'), replace the spaces with a plus character (e. g. 'free+wifi').

Parameters:

freeText - the text

minLengthOfSingleTag - the minimum length

Returns:

the tags

buildTags

public static String[] buildTags(String freeText,
                                 int minLengthOfSingleTag,
                                 CaseFormat caseFormat)

Build tags from a text. Each tag must have a minimum length of the specified value. If a token should contain space characters (e. g. 'free wifi'), replace the spaces with a plus character (e. g. 'free+wifi').

Parameters:

freeText - the text

minLengthOfSingleTag - the minimum length

caseFormat - should the tags be lower case, upper case or untouched?

Returns:

the tags

buildTagString

public static String buildTagString(String[] tags)

Build a string from the tags. The string has a maximum length of 255.

Parameters:

tags - the tags

Returns:

the string

buildTagString

public static String buildTagString(String[] tags,
                                    int maxLengthOfTagString)

Build a string from the tags. The string has a maximum length of the specified value.

Parameters:

tags - the tags

maxLengthOfTagString - the maximum length

Returns:

the string

buildTagString

public static String buildTagString(String freeText)

Build a string with text: First buildTags(String, int) is called with a minimum length of 2 than buildTagString(String[], int) with a maximum length of 255.

Parameters:

freeText - a string with tags

Returns:

the parsed tags

buildTagString

public static String buildTagString(String freeText,
                                    int minLengthOfSingleTag)

Build a string with text: First buildTags(String, int) than buildTagString(String[], int) with a maximum length of 255.

Parameters:

freeText - a string with tags

minLengthOfSingleTag - the minimum length of one tag

Returns:

the parsed tags

buildTagString

public static String buildTagString(String freeText,
                                    int minLengthOfSingleTag,
                                    CaseFormat caseFormat)

Build a string with text: First buildTags(String, int) than buildTagString(String[], int) with a maximum length of 255.

Parameters:

freeText - a string with tags

minLengthOfSingleTag - the minimum length of one tag

caseFormat - should the tags be lower case, upper case or untouched?

Returns:

the parsed tags

buildTagString

public static String buildTagString(String freeText,
                                    int minLengthOfSingleTag,
                                    int maxLengthOfTagString)

Build a string with text: First buildTags(String, int) is called than buildTagString(String[], int).

Parameters:

freeText - a string with tags

minLengthOfSingleTag - the minimum length of one tag

maxLengthOfTagString - the maximum length of the parsed tags

Returns:

the parsed tags

buildTagString

public static String buildTagString(String freeText,
                                    int minLengthOfSingleTag,
                                    int maxLengthOfTagString,
                                    CaseFormat caseFormat)

Build a string with text: First buildTags(String, int) is called than buildTagString(String[], int).

Parameters:

freeText - a string with tags

minLengthOfSingleTag - the minimum length of one tag

maxLengthOfTagString - the maximum length of the parsed tags

caseFormat - should the tags be lower case, upper case or untouched?

Returns:

the parsed tags