org.apache.solr.packagemanager

Class PackageUtils

java.lang.Object

org.apache.solr.packagemanager.PackageUtils

public class PackageUtils
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
static String	BLACK
static String	BLUE
static String	CYAN
static String	GREEN
static String	LATEST Represents a version which denotes the latest version available at the moment.
static String	PACKAGE_PATH
static String	PURPLE
static String	RED
static String	REPOSITORIES_ZK_PATH
static String	WHITE
static String	YELLOW

Constructor Summary

Constructors

Constructor and Description
PackageUtils()

Method Summary

Modifier and Type	Method and Description
static boolean	checkVersionConstraint(String ver, String constraint) Checks whether a given version satisfies the constraint (defined by a semver expression)
static int	compareVersions(String v1, String v2) Compares two versions v1 and v2.
static SolrPackage.Manifest	fetchManifest(HttpSolrClient solrClient, String solrBaseUrl, String manifestFilePath, String expectedSHA512) Fetches a manifest file from the File Store / Package Store.
static String	getCollectionParamsPath(String collection)
static String	getFileFromJarsAsString(List<Path> jars, String filename) Search through the list of jar files for a given file.
static <T> T	getJson(org.apache.http.client.HttpClient client, String url, Class<T> klass) Download JSON from the url and deserialize into klass.
static String	getJsonStringFromUrl(org.apache.http.client.HttpClient client, String url) Returns JSON string from a given URL
static com.fasterxml.jackson.databind.ObjectMapper	getMapper()
static com.jayway.jsonpath.Configuration	jsonPathConfiguration()
static Map	map(Object... params) Replacement for Java 11's Map.of().
static void	postFile(SolrClient client, ByteBuffer buffer, String name, String sig) Uploads a file to the package store / file store of Solr.
static void	print(Object message)
static void	print(String color, Object message)
static void	printGreen(Object message) Console print using green color
static void	printRed(Object message) Console print using red color
static String	resolve(String str, Map<String,String> defaults, Map<String,String> overrides, Map<String,String> systemParams) Replace a templatized string with parameter substituted string.
static String[]	validateCollections(String[] collections)

Methods inherited from class java.lang.Object

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

Field Detail

LATEST

public static String LATEST

Represents a version which denotes the latest version available at the moment.

PACKAGE_PATH

public static String PACKAGE_PATH

REPOSITORIES_ZK_PATH

public static String REPOSITORIES_ZK_PATH

BLACK

public static String BLACK

RED

public static String RED

GREEN

public static String GREEN

YELLOW

public static String YELLOW

BLUE

public static String BLUE

PURPLE

public static String PURPLE

CYAN

public static String CYAN

WHITE

public static String WHITE

Constructor Detail

PackageUtils

public PackageUtils()

Method Detail

jsonPathConfiguration

public static com.jayway.jsonpath.Configuration jsonPathConfiguration()

getMapper

public static com.fasterxml.jackson.databind.ObjectMapper getMapper()

postFile

public static void postFile(SolrClient client,
                            ByteBuffer buffer,
                            String name,
                            String sig)
                     throws SolrServerException,
                            IOException

Uploads a file to the package store / file store of Solr.

Parameters:

client - A Solr client

buffer - File contents

name - Name of the file as it will appear in the file store (can be hierarchical)

sig - Signature digest (public key should be separately uploaded to ZK)

Throws:

SolrServerException

IOException

getJson

public static <T> T getJson(org.apache.http.client.HttpClient client,
                            String url,
                            Class<T> klass)

Download JSON from the url and deserialize into klass.

getFileFromJarsAsString

public static String getFileFromJarsAsString(List<Path> jars,
                                             String filename)

Search through the list of jar files for a given file. Returns string of the file contents or null if file wasn't found. This is suitable for looking for manifest or property files within pre-downloaded jar files. Please note that the first instance of the file found is returned.

getJsonStringFromUrl

public static String getJsonStringFromUrl(org.apache.http.client.HttpClient client,
                                          String url)

Returns JSON string from a given URL

checkVersionConstraint

public static boolean checkVersionConstraint(String ver,
                                             String constraint)

Checks whether a given version satisfies the constraint (defined by a semver expression)

fetchManifest

public static SolrPackage.Manifest fetchManifest(HttpSolrClient solrClient,
                                                 String solrBaseUrl,
                                                 String manifestFilePath,
                                                 String expectedSHA512)
                                          throws MalformedURLException,
                                                 IOException

Fetches a manifest file from the File Store / Package Store. A SHA512 check is enforced after fetching.

Throws:

MalformedURLException

IOException

resolve

public static String resolve(String str,
                             Map<String,String> defaults,
                             Map<String,String> overrides,
                             Map<String,String> systemParams)

Replace a templatized string with parameter substituted string. First applies the overrides, then defaults and then systemParams.

compareVersions

public static int compareVersions(String v1,
                                  String v2)

Compares two versions v1 and v2. Returns negative if v1 isLessThan v2, positive if v1 isGreaterThan v2 and 0 if equal.

printGreen

public static void printGreen(Object message)

Console print using green color

printRed

public static void printRed(Object message)

Console print using red color

print

public static void print(Object message)

print

public static void print(String color,
                         Object message)

validateCollections

public static String[] validateCollections(String[] collections)

map

public static Map map(Object... params)

Replacement for Java 11's Map.of(). Borrowed from SolrTestCaseJ4's map().

getCollectionParamsPath

public static String getCollectionParamsPath(String collection)