com.kobylynskyi.graphql.codegen.utils

Class Utils

java.lang.Object

com.kobylynskyi.graphql.codegen.utils.Utils

public final class Utils
extends java.lang.Object

Various utilities

Field Summary

Fields

Modifier and Type	Field and Description
static com.fasterxml.jackson.databind.ObjectMapper	OBJECT_MAPPER

Method Summary

Modifier and Type	Method and Description
static java.lang.String	capitalize(java.lang.String aString) Capitalize a string.
static java.lang.String	capitalizeString(java.lang.String aString)
static void	createDirIfAbsent(java.io.File dir) Create directory if it is absent.
static void	deleteDir(java.io.File dir) Deletes a given directory recursively.
static java.lang.String	getFileContent(java.lang.String filePath) Get content of the file.
static boolean	isBlank(java.lang.CharSequence cs) Copy of org.apache.commons.lang3.StringUtils#isBlank(CharSequence)
static boolean	isEmpty(java.util.Collection<?> collection) Check if collection is empty.
static boolean	isGraphqlOperation(java.lang.String typeDef) Check whether the given type definition is either Query or Mutation or Subscription.
static boolean	isNotBlank(java.lang.CharSequence cs) Inverted copy of org.apache.commons.lang3.StringUtils.isBlank(CharSequence cs)
static java.lang.String	replaceLeadingAtSign(java.lang.String value) Replace leading annotation (@) sign
static boolean	stringsEqualIgnoreSpaces(java.lang.String a, java.lang.String b) Check if strings are equal (consider blank strings equal to null)
static java.lang.String	substringBetween(java.lang.String str, java.lang.String open, java.lang.String close) Copy of org.apache.commons.lang3.StringUtils#substringBetween(String, String, String)
static java.lang.String	uncapitalize(java.lang.String aString) Uncapitalize a string.
static java.lang.String	wrapString(java.lang.String str, java.lang.String wrapWith) Wrap string
static java.lang.String	wrapString(java.lang.String str, java.lang.String wrapStart, java.lang.String wrapEnd) Wrap string

Methods inherited from class java.lang.Object

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

Field Detail

OBJECT_MAPPER

public static final com.fasterxml.jackson.databind.ObjectMapper OBJECT_MAPPER

Method Detail

isGraphqlOperation

public static boolean isGraphqlOperation(java.lang.String typeDef)

Check whether the given type definition is either Query or Mutation or Subscription.

Parameters:

typeDef - type definition name

Returns:

true if the given type definition is GraphQL operation

capitalize

public static java.lang.String capitalize(java.lang.String aString)

Capitalize a string. Make first letter as capital

Parameters:

aString - string to capitalize

Returns:

capitalized string

capitalizeString

public static java.lang.String capitalizeString(java.lang.String aString)

uncapitalize

public static java.lang.String uncapitalize(java.lang.String aString)

Uncapitalize a string. Make first letter as lowercase

Parameters:

aString - string to uncapitalize

Returns:

uncapitalized string

isNotBlank

public static boolean isNotBlank(java.lang.CharSequence cs)

Inverted copy of org.apache.commons.lang3.StringUtils.isBlank(CharSequence cs)

Parameters:

cs - the CharSequence to check, may be null

Returns:

false if the CharSequence is null, empty or whitespace only

isBlank

public static boolean isBlank(java.lang.CharSequence cs)

Copy of org.apache.commons.lang3.StringUtils#isBlank(CharSequence)

Parameters:

cs - the CharSequence to check, may be null

Returns:

true if the CharSequence is null, empty or whitespace only

stringsEqualIgnoreSpaces

public static boolean stringsEqualIgnoreSpaces(java.lang.String a,
                                               java.lang.String b)

Check if strings are equal (consider blank strings equal to null)

Parameters:

a - a string

b - a string to be compared with a

Returns:

true if strings are equal

getFileContent

public static java.lang.String getFileContent(java.lang.String filePath)
                                       throws java.io.IOException

Get content of the file.

Parameters:

filePath - path of the file.

Returns:

content of the file.

Throws:

java.io.IOException - unable to read the file.

deleteDir

public static void deleteDir(java.io.File dir)

Deletes a given directory recursively.

Parameters:

dir - directory to delete

Throws:

UnableToDeleteDirectoryException - if unable to delete a directory

createDirIfAbsent

public static void createDirIfAbsent(java.io.File dir)

Create directory if it is absent. Will do nothing if it is already present.

Parameters:

dir - to create if it is absent.

Throws:

UnableToCreateDirectoryException - if unable to create a directory

isEmpty

public static boolean isEmpty(java.util.Collection<?> collection)

Check if collection is empty.

Parameters:

collection - that will be checked for emptiness

Returns:

true if collection is null or empty

replaceLeadingAtSign

public static java.lang.String replaceLeadingAtSign(java.lang.String value)

Replace leading annotation (@) sign

Parameters:

value - annotation value with/without @ sign

Returns:

value without leading @ sign

substringBetween

public static java.lang.String substringBetween(java.lang.String str,
                                                java.lang.String open,
                                                java.lang.String close)

Copy of org.apache.commons.lang3.StringUtils#substringBetween(String, String, String)

Gets the String that is nested in between two Strings. Only the first match is returned.

Parameters:

str - the String containing the substring, may be null

open - the String before the substring, may be null

close - the String after the substring, may be null

Returns:

the substring, null if no match

wrapString

public static java.lang.String wrapString(java.lang.String str,
                                          java.lang.String wrapWith)

Wrap string

Parameters:

str - the String

wrapWith - String to be appended to the beginning and the end of str

Returns:

string

wrapString

public static java.lang.String wrapString(java.lang.String str,
                                          java.lang.String wrapStart,
                                          java.lang.String wrapEnd)

Wrap string

Parameters:

str - the String

wrapStart - String to be appended to the beginning of str

wrapEnd - String to be appended to the end of str

Returns:

wrapped string