davidohana

def retry(func, ex_type=Exception, limit=0, wait_ms=100, wait_increase_ratio=2, logger=None):
    """
    Retry a function invocation until no exception occurs
    :param func: function to invoke
    :param ex_type: retry only if exception is subclass of this type
    :param limit: maximum number of invocation attempts
    :param wait_ms: initial wait time after each attempt in milliseconds.
    :param wait_increase_ratio: increase wait period by multiplying this value after each attempt.
    :param logger: if not None, retry attempts will be logged to this logging.logger
    :return: result of first successful invocation

davidohana

...
[INFO] The following files have been resolved:
[INFO]    commons-cli:commons-cli:jar:1.4:compile
[INFO]    io.grpc:grpc-netty-shaded:jar:1.25.0:compile
[INFO]    org.jetbrains.kotlin:kotlin-test:jar:1.4.31:test
[INFO]    com.google.api.grpc:proto-google-common-protos:jar:1.12.0:compile
[INFO]    com.google.guava:listenablefuture:jar:9999.0-empty-to-avoid-conflict-with-guava:compile
[INFO]    com.squareup.moshi:moshi:jar:1.8.0:compile
[INFO]    com.google.protobuf:protobuf-java:jar:3.10.0:compile
[INFO]    junit:junit:jar:4.13.1:test

davidohana

fun getLoadedPackageGroupVersions(detailed: Boolean = false, vararg excludePrefixes: String): String {
    fun getProductDetails(packageGroup: List<Package>): String {
        val samplePackage = packageGroup.first()
        val prodTitle =
            "\t${samplePackage.implementationTitle} " +
                    "v(${samplePackage.implementationVersion}) by ${samplePackage.implementationVendor}"
        if (!detailed)
            return prodTitle

        val details = packageGroup.map { "\t\t" + it.name }.sorted().joinToString("\n")

davidohana

57 JAR files below lib: 
	lib/annotations-13.0.jar
	lib/byte-buddy-1.9.0.jar
	lib/byte-buddy-agent-1.9.0.jar
	lib/commons-cli-1.4.jar
	lib/commons-codec-1.13.jar
	lib/commons-csv-1.8.jar
	lib/commons-lang3-3.9.jar
	lib/commons-logging-1.2.jar
  	...

davidohana

fun getJarVersions(jarFolder: String): String {
    val jarFiles = File(jarFolder)
        .listFiles { _, name -> name.toLowerCase().endsWith(".jar") }
        ?: emptyArray()

    val text = jarFiles.map { "\t" + it }.sorted().joinToString("\n")
    return "${jarFiles.size} JAR files below ${jarFolder}: \n${text}"
}

object App {

davidohana

<plugin>
    <groupId>org.apache.maven.plugins</groupId>
    <artifactId>maven-dependency-plugin</artifactId>
    <executions>
        <execution>
            <id>copy-dependencies</id>
            <phase>prepare-package</phase>
            <goals>
                <goal>copy-dependencies</goal>
            </goals>

davidohana

Versions of 123 loaded packages in 12 products:
	Apache Commons CLI v(1.4) by The Apache Software Foundation
	Apache Log4j API v(2.17.0) by The Apache Software Foundation
	Apache Log4j Core v(2.17.0) by The Apache Software Foundation
	JUnit v(4.13.1) by JUnit
	Jackson-annotations v(2.12.3) by FasterXML
	Jackson-core v(2.12.3) by FasterXML
	Jackson-dataformat-YAML v(2.12.3) by FasterXML
	hamcrest-core v(1.3) by hamcrest.org
	jackson-databind v(2.12.3) by FasterXML

davidohana

Versions of 123 loaded packages in 12 products:
	Apache Commons CLI v(1.4) by The Apache Software Foundation
		org.apache.commons.cli
	Apache Log4j API v(2.17.0) by The Apache Software Foundation
		org.apache.logging.log4j
		org.apache.logging.log4j.internal
		org.apache.logging.log4j.message
		org.apache.logging.log4j.simple
		org.apache.logging.log4j.spi
		org.apache.logging.log4j.status

davidohana

fun String.startsWithAny(vararg prefixes: String): Boolean {
    return prefixes.any { this.startsWith(it) }
}

fun getLoadedPackageVersions(vararg excludePrefixes: String): String {
    val packages = Package.getPackages()
    val filteredPackages = packages.filterNot {
        it.name.startsWithAny(*excludePrefixes)
    }
    val versionsText = filteredPackages

davidohana

Versions of 123 loaded packages:
	..
	kotlin.text: kotlin-stdlib v(1.4.31-release-344 (1.4.31)) by JetBrains
	kotlin: kotlin-stdlib v(1.4.31-release-344 (1.4.31)) by JetBrains
	org.apache.commons.cli: Apache Commons CLI v(1.4) by The Apache Software Foundation
	org.apache.logging.log4j.core.appender.db.jdbc: Apache Log4j Core v(2.17.0) by The Apache Software Foundation
	org.apache.logging.log4j.core.appender.db: Apache Log4j Core v(2.17.0) by The Apache Software Foundation
	org.apache.logging.log4j.core.appender.mom.jeromq: Apache Log4j Core v(2.17.0) by The Apache Software Foundation
	org.apache.logging.log4j.core.appender.mom.kafka: Apache Log4j Core v(2.17.0) by The Apache Software Foundation
	org.fusesource.jansi: jansi v(1.18) by FuseSource, Corp.