Class LicenseResolver

java.lang.Object

org.cyclonedx.util.LicenseResolver

public final class LicenseResolver
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	LicenseResolver.LicenseDetail
static enum	LicenseResolver.LicenseEncoding	Lists possible choices for license text encoding
private static class	LicenseResolver.LicenseList
static class	LicenseResolver.LicenseTextSettings	Data class aggregating settings for license text output
private static class	LicenseResolver.SpdxLicenseMapping

Field Summary

Fields

Modifier and Type	Field	Description
private static LicenseResolver.LicenseList	licenses

Constructor Summary

Constructors

Modifier	Constructor	Description
private	LicenseResolver()	Private constructor.

Method Summary

Modifier and Type	Method	Description
private static LicenseChoice	createLicenseChoice(String licenseId, String primaryLicenseUrl, boolean isDeprecatedLicenseId, LicenseResolver.LicenseTextSettings licenseTextSettings)
static LicenseChoice	resolve(String licenseString)	Attempts to resolve the specified license string via SPDX license identifier and expression parsing first.
static LicenseChoice	resolve(String licenseString, boolean includeLicenseText)	Attempts to resolve the specified license string via SPDX license identifier and expression parsing first.
(package private) static LicenseChoice	resolve(String licenseString, boolean includeLicenseText, com.fasterxml.jackson.databind.ObjectMapper mapper)
static LicenseChoice	resolve(String licenseString, LicenseResolver.LicenseTextSettings licenseTextSettings)	Attempts to resolve the specified license string via SPDX license identifier and expression parsing first.
(package private) static LicenseChoice	resolve(String licenseString, LicenseResolver.LicenseTextSettings licenseTextSettings, com.fasterxml.jackson.databind.ObjectMapper mapper)
private static LicenseChoice	resolveFuzzyMatching(String licenseString, LicenseResolver.LicenseTextSettings licenseTextSettings, com.fasterxml.jackson.databind.ObjectMapper mapper)	Attempts to perform high-confidence license resolution with unstructured text as input.
private static LicenseChoice	resolveLicenseString(String licenseString, LicenseResolver.LicenseTextSettings licenseTextSettings, com.fasterxml.jackson.databind.ObjectMapper mapper)	Given an SPDX license ID or expression, this method will resolve the license(s) and return a LicenseChoice object.
private static String	urlNormalize(String input)

Methods inherited from class Object

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

Field Details

licenses

private static LicenseResolver.LicenseList licenses

Constructor Details

LicenseResolver

private LicenseResolver()

Private constructor.

Method Details

resolve

public static LicenseChoice resolve(String licenseString)

Attempts to resolve the specified license string via SPDX license identifier and expression parsing first. If SPDX resolution is not successful, the method will attempt fuzzy matching.

Parameters:

licenseString - the license string to resolve

Returns:

a LicenseChoice object if resolution was successful, or null if unresolved

resolve

public static LicenseChoice resolve(String licenseString,
 boolean includeLicenseText)

Attempts to resolve the specified license string via SPDX license identifier and expression parsing first. If SPDX resolution is not successful, the method will attempt fuzzy matching.

Parameters:

licenseString - the license string to resolve

includeLicenseText - specifies is the resolved license will include the entire text of the license

Returns:

a LicenseChoice object if resolution was successful, or null if unresolved

resolve

static LicenseChoice resolve(String licenseString,
 boolean includeLicenseText,
 com.fasterxml.jackson.databind.ObjectMapper mapper)

resolve

public static LicenseChoice resolve(String licenseString,
 LicenseResolver.LicenseTextSettings licenseTextSettings)

Attempts to resolve the specified license string via SPDX license identifier and expression parsing first. If SPDX resolution is not successful, the method will attempt fuzzy matching.

Parameters:

licenseString - the license string to resolve

licenseTextSettings - specifies settings regarding the entire text of the resolved license

Returns:

a LicenseChoice object if resolution was successful, or null if unresolved

resolve

static LicenseChoice resolve(String licenseString,
 LicenseResolver.LicenseTextSettings licenseTextSettings,
 com.fasterxml.jackson.databind.ObjectMapper mapper)

resolveLicenseString

private static LicenseChoice resolveLicenseString(String licenseString,
 LicenseResolver.LicenseTextSettings licenseTextSettings,
 com.fasterxml.jackson.databind.ObjectMapper mapper)
                                           throws IOException

Given an SPDX license ID or expression, this method will resolve the license(s) and return a LicenseChoice object.

Parameters:

licenseString - the license string to resolve

licenseTextSettings - specifies settings regarding the entire text of the resolved license

mapper - is to provide a Jackson ObjectMapper

Returns:

a LicenseChoice object if resolved, or null

Throws:

IOException - an exception while parsing the license string

resolveFuzzyMatching

private static LicenseChoice resolveFuzzyMatching(String licenseString,
 LicenseResolver.LicenseTextSettings licenseTextSettings,
 com.fasterxml.jackson.databind.ObjectMapper mapper)
                                           throws IOException

Attempts to perform high-confidence license resolution with unstructured text as input.

Parameters:

licenseString - the license string (not the actual license text)

licenseTextSettings - specifies settings regarding the entire text of the resolved license

mapper - is to provide a Jackson ObjectMapper

Returns:

a LicenseChoice object if resolved, otherwise null

Throws:

IOException

urlNormalize

private static String urlNormalize(String input)

createLicenseChoice

private static LicenseChoice createLicenseChoice(String licenseId,
 String primaryLicenseUrl,
 boolean isDeprecatedLicenseId,
 LicenseResolver.LicenseTextSettings licenseTextSettings)
                                          throws IOException

Throws:

IOException