commit 599a631c65c0980981908185c942bf12d4cb92c9 Author: ulic-youthlic Date: Tue Apr 29 18:57:53 2025 +0800 init repo diff --git a/.envrc b/.envrc new file mode 100644 index 0000000..3550a30 --- /dev/null +++ b/.envrc @@ -0,0 +1 @@ +use flake diff --git a/.gitattributes b/.gitattributes new file mode 100644 index 0000000..f91f646 --- /dev/null +++ b/.gitattributes @@ -0,0 +1,12 @@ +# +# https://help.github.com/articles/dealing-with-line-endings/ +# +# Linux start script should use lf +/gradlew text eol=lf + +# These are Windows script files and should use crlf +*.bat text eol=crlf + +# Binary files should be left untouched +*.jar binary + diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..8281a4c --- /dev/null +++ b/.gitignore @@ -0,0 +1,69 @@ +# Ignore Gradle project-specific cache directory +.gradle/ + +# Ignore Gradle build output directory +build/ + +# Ignore automatically generated direnv output +.direnv + +# Ignore build outputs from performing a nix-build or `nix build` command +result +result-* + +# Compiled class file +*.class + +# Log file +*.log + +# Package Files # +*.jar +*.war +*.nar +*.ear +*.zip +*.tar.gz +*.rar + +# Ignore Gradle GUI config +gradle-app.setting + +# Avoid ignoring Gradle wrapper jar file (.jar files are usually ignored) +!gradle-wrapper.jar + +# Avoid ignore Gradle wrapper properties +!gradle-wrapper.peoperties + +# Cache of project +.gradletasknamecache + +# Eclipst +.project +.metadata +bin/ +tmp/ +*.tmp +*.bak +*.swp +*~.nib +.settings/ +.loadpath +.recommanders +.classpath +.factorypath + +# Idea config file +.idea/ +*.iml +*iws +*.ipr +out/ +.idea_modules/ + +# Virtual machine crash logs +hs_err_pid* +replay_pid* + +# Local properties file +local.properties diff --git a/.helix/languages.toml b/.helix/languages.toml new file mode 100644 index 0000000..65fb6e3 --- /dev/null +++ b/.helix/languages.toml @@ -0,0 +1,11 @@ +[[language]] +name = "kotlin" +formatter = { command = "ktfmt", args = ["-"] } +[[language]] +name = "java" +[language.indent] +tab-width = 4 +unit = " " + +[language-server.jdtls.config.settings.java.format] +enabled = true diff --git a/.zed/settings.json b/.zed/settings.json new file mode 100644 index 0000000..7efb610 --- /dev/null +++ b/.zed/settings.json @@ -0,0 +1,13 @@ +{ + "tab_size": 2, + "languages": { + "Java": { + "tab_size": 4, + "formatter": { + "language_server": { + "name": "jdtls" + } + } + } + } +} diff --git a/app/build.gradle.kts b/app/build.gradle.kts new file mode 100644 index 0000000..87afae0 --- /dev/null +++ b/app/build.gradle.kts @@ -0,0 +1,39 @@ +/* + * This file was generated by the Gradle 'init' task. + * + * This generated file contains a sample Java application project to get you started. + * For more details on building Java & JVM projects, please refer to https://docs.gradle.org/8.13/userguide/building_java_projects.html in the Gradle documentation. + */ + +plugins { + // Apply the application plugin to add support for building a CLI application in Java. + application +} + +repositories { + // Use Maven Central for resolving dependencies. + mavenCentral() +} + +dependencies { + // Use JUnit Jupiter for testing. + testImplementation(libs.junit.jupiter) + + testRuntimeOnly("org.junit.platform:junit-platform-launcher") + + // This dependency is used by the application. + implementation(libs.guava) +} + +// Apply a specific Java toolchain to ease working on different environments. +java { toolchain { languageVersion = JavaLanguageVersion.of(21) } } + +application { + // Define the main class for the application. + mainClass = "fun.youthlic.Graph" +} + +tasks.named("test") { + // Use JUnit Platform for unit tests. + useJUnitPlatform() +} diff --git a/app/src/main/java/fun/youthlic/Graph.java b/app/src/main/java/fun/youthlic/Graph.java new file mode 100644 index 0000000..6695169 --- /dev/null +++ b/app/src/main/java/fun/youthlic/Graph.java @@ -0,0 +1,324 @@ +package fun.youthlic; + +import java.util.ArrayList; +import java.util.Comparator; +import java.util.HashMap; +import java.util.LinkedList; +import java.util.List; +import java.util.Locale; +import java.util.Map; +import java.util.Optional; +import java.util.PriorityQueue; +import java.util.Random; +import java.util.function.Function; +import java.util.stream.IntStream; + +public class Graph { + + public record EdgeRecord(String node1, String node2, int weight) { + } + + private static class Node { + + String id; + Map edges; + + Node(final String id) { + this.id = id; + this.edges = new HashMap<>(); + } + + void addEdge(final Node target) { + edges.put(target, edges.getOrDefault(target, 0) + 1); + } + + List getDOTEdges(final Function callback) { + final var dotEdges = new ArrayList(); + for (final var entry : edges.entrySet()) { + final Node target = entry.getKey(); + final int weight = entry.getValue(); + dotEdges.add( + callback.apply(new EdgeRecord(id, target.id, weight)) + ";\n"); + } + return dotEdges; + } + + List getDOTEdges() { + final var dotEdges = new ArrayList(); + for (final var entry : edges.entrySet()) { + final Node target = entry.getKey(); + final int weight = entry.getValue(); + dotEdges.add( + String.format("%s -> %s [label=\"%d\"];\n", id, target.id, weight)); + } + return dotEdges; + } + } + + public static void main(final String[] args) { + final var g = new Graph( + "To explore strange new worlds, To seek out new life and new civilizations"); + final var words = g.findBridgeWords("team", "so"); + System.out.println(words); + final var path = g.findShortestPath("the", "shared"); + System.out.println(path); + System.out.println( + g.toDOT(r -> String.format( + "\"%s\" -> \"%s\" [label=\"%d\"%s]", + r.node1 + (path.contains(r.node1) ? "~" : ""), + r.node2 + (path.contains(r.node2) ? "~" : ""), + r.weight, + (path.contains(r.node1) && + path.contains(r.node2) && + IntStream.range(0, path.size() - 1).anyMatch( + i -> path.get(i).equals(r.node1) && path.get(i + 1).equals(r.node2))) + ? ",color=\"red\"" + : ""))); + System.out.println(g.computePageRank("new", 0.85)); + System.out.println(g.randomWalk()); + } + + private final Map nodes; + + private Map pageRanks; + + public Graph(final String input, final double d) { + nodes = new HashMap<>(); + parse(input); + initRageRanks(d); + } + + public Graph(final String input) { + nodes = new HashMap<>(); + parse(input); + initRageRanks(0.85); + } + + public Optional> findBridgeWords(final String word1, final String word2) { + final Node node1 = nodes.get(word1.toLowerCase(Locale.ENGLISH)); + final Node node2 = nodes.get(word2.toLowerCase(Locale.ENGLISH)); + + if (node1 == null || node2 == null) { + return Optional.empty(); + } + + final var bridgeWords = new ArrayList(); + for (final var node : node1.edges.keySet()) { + if (node.edges.containsKey(node2)) { + bridgeWords.add(node.id); + } + } + return Optional.of(bridgeWords); + } + + public List findShortestPath(final String word1, final String word2) { + final var startWord = word1.toLowerCase(Locale.ENGLISH); + final var endWord = word2.toLowerCase(Locale.ENGLISH); + final var path = new ArrayList(); + + if (!nodes.containsKey(startWord) || !nodes.containsKey(endWord)) { + return path; + } + + final Node startNode = nodes.get(startWord); + final Node endNode = nodes.get(endWord); + + if (startNode == endNode) { + path.add(startNode.id); + return path; + } + + final var distances = new HashMap(); + final var previousNodes = new HashMap(); + final var queue = new PriorityQueue( + Comparator.comparingInt(node -> distances.getOrDefault(node, Integer.MAX_VALUE))); + + for (final var node : nodes.values()) { + distances.put(node, Integer.MAX_VALUE); + } + distances.put(startNode, 0); + queue.add(startNode); + + while (!queue.isEmpty()) { + final Node current = queue.poll(); + for (final var edge : current.edges.entrySet()) { + final Node neighbor = edge.getKey(); + final int weight = edge.getValue(); + + final int newDist = distances.get(current) + weight; + if (newDist < distances.get(neighbor)) { + distances.put(neighbor, newDist); + previousNodes.put(neighbor, current); + queue.add(neighbor); + } + } + } + + if (distances.get(endNode) == Integer.MAX_VALUE) { + return path; + } + + final var reversePath = new LinkedList(); + Node current = endNode; + while (current != null) { + reversePath.addFirst(current.id); + current = previousNodes.get(current); + } + + return reversePath; + } + + public double computePageRank(final String nodeId, final double d) { + final Node node = nodes.get(nodeId); + if (node == null) { + return 0.0; + } + + return pageRanks.getOrDefault(node, 0.0); + } + + public List randomWalk() { + final var path = new ArrayList(); + if (nodes.isEmpty()) { + return path; + } + + final var random = new Random(); + final var nodeIds = new ArrayList<>(nodes.keySet()); + final String startNodeId = nodeIds.get(random.nextInt(nodeIds.size())); + path.add(startNodeId); + + final var usedEdges = new HashMap(); + var currentNode = nodes.get(startNodeId); + while (true) { + final var availableEdge = new ArrayList>(); + int totalWeight = 0; + for (final var entry : currentNode.edges.entrySet()) { + final String edgeKey = currentNode.id + " -> " + entry.getKey().id; + if (usedEdges.getOrDefault(edgeKey, 0) < 2) { + availableEdge.add(entry); + totalWeight += entry.getValue(); + } + } + + if (availableEdge.isEmpty()) { + break; + } + + final double randomValue = random.nextDouble() * totalWeight; + double cumulative = 0.0; + Node nextNode = null; + + for (final var entry : availableEdge) { + cumulative += entry.getValue(); + if (randomValue < cumulative) { + nextNode = entry.getKey(); + break; + } + } + + assert nextNode != null; + final String edgeKey = currentNode.id + " -> " + nextNode.id; + final int edgeTimes = usedEdges.getOrDefault(edgeKey, 0) + 1; + usedEdges.put(edgeKey, edgeTimes); + path.add(nextNode.id); + currentNode = nextNode; + + if (edgeTimes >= 2) { + break; + } + } + return path; + } + + public String toDOT(final Function callback) { + final var sb = new StringBuilder(); + sb.append("digraph G {\n"); + for (final Node node : nodes.values()) { + for (final String edge : node.getDOTEdges(callback)) { + sb.append(" ").append(edge); + } + } + sb.append("}"); + return sb.toString(); + } + + public String toDOT() { + final var sb = new StringBuilder(); + sb.append("digraph G {\n"); + for (final Node node : nodes.values()) { + for (final String edge : node.getDOTEdges()) { + sb.append(" ").append(edge).append("\n"); + } + } + sb.append("}"); + return sb.toString(); + } + + private void parse(final String input) { + final String[] tokens = input.toLowerCase(Locale.ENGLISH).split("[ \n\r]+"); + final var words = new ArrayList(); + + for (final var token : tokens) { + final String word = token.replaceAll("[^a-zA-Z]", ""); + if (!word.isEmpty()) { + words.add(word); + } + } + + for (int i = 0; i < words.size() - 1; i++) { + final String currentWord = words.get(i); + final String nextWord = words.get(i + 1); + + final Node currentNode = getOrCreateNode(currentWord); + final Node nextNode = getOrCreateNode(nextWord); + + currentNode.addEdge(nextNode); + } + } + + private Node getOrCreateNode(final String word) { + return nodes.computeIfAbsent(word, Node::new); + } + + private void initRageRanks(final double d) { + final int totalNodes = nodes.size(); + if (totalNodes == 0) { + pageRanks = new HashMap<>(); + return; + } + var myPageRanks = new HashMap(); + final double initRank = 1.0 / totalNodes; + for (final var n : nodes.values()) { + myPageRanks.put(n, initRank); + } + + final int iterations = 100; + for (int i = 0; i < iterations; i++) { + final var newPageRanks = new HashMap(); + nodes.values().forEach(n -> newPageRanks.put(n, 0.0)); + for (final var curr : nodes.values()) { + final int totalEdges = curr.edges.size(); + + for (final var entry : curr.edges.entrySet()) { + final Node neighbor = entry.getKey(); + final double contribution = myPageRanks.get(curr) / totalEdges; + newPageRanks.put(neighbor, newPageRanks.get(neighbor) + contribution); + } + } + + final double damplingTerm = (1.0 - d) / totalNodes; + nodes.values().forEach(n -> newPageRanks.put(n, damplingTerm + d * newPageRanks.get(n))); + myPageRanks = newPageRanks; + } + + pageRanks = myPageRanks; + for (final var node : nodes.values()) { + if (node.edges.isEmpty()) { + nodes.values().stream().filter(n -> !n.equals(node)) + .forEach(n -> pageRanks.put(n, pageRanks.get(n) + pageRanks.get(node) / (totalNodes - 1))); + pageRanks.put(node, 0.0); + } + } + } +} diff --git a/app/src/test/java/fun/youthlic/GraphTest.java b/app/src/test/java/fun/youthlic/GraphTest.java new file mode 100644 index 0000000..e69de29 diff --git a/flake.lock b/flake.lock new file mode 100644 index 0000000..943dbcd --- /dev/null +++ b/flake.lock @@ -0,0 +1,60 @@ +{ + "nodes": { + "flake-utils": { + "inputs": { + "systems": "systems" + }, + "locked": { + "lastModified": 1731533236, + "narHash": "sha256-l0KFg5HjrsfsO/JpG+r7fRrqm12kzFHyUHqHCVpMMbI=", + "owner": "numtide", + "repo": "flake-utils", + "rev": "11707dc2f618dd54ca8739b309ec4fc024de578b", + "type": "github" + }, + "original": { + "id": "flake-utils", + "type": "indirect" + } + }, + "nixpkgs": { + "locked": { + "lastModified": 1745377448, + "narHash": "sha256-jhZDfXVKdD7TSEGgzFJQvEEZ2K65UMiqW5YJ2aIqxMA=", + "owner": "NixOS", + "repo": "nixpkgs", + "rev": "507b63021ada5fee621b6ca371c4fca9ca46f52c", + "type": "github" + }, + "original": { + "owner": "NixOS", + "ref": "nixpkgs-unstable", + "repo": "nixpkgs", + "type": "github" + } + }, + "root": { + "inputs": { + "flake-utils": "flake-utils", + "nixpkgs": "nixpkgs" + } + }, + "systems": { + "locked": { + "lastModified": 1681028828, + "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=", + "owner": "nix-systems", + "repo": "default", + "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e", + "type": "github" + }, + "original": { + "owner": "nix-systems", + "repo": "default", + "type": "github" + } + } + }, + "root": "root", + "version": 7 +} diff --git a/flake.nix b/flake.nix new file mode 100644 index 0000000..42c1f7c --- /dev/null +++ b/flake.nix @@ -0,0 +1,33 @@ +{ + inputs = { + nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable"; + }; + outputs = { + nixpkgs, + flake-utils, + ... + }: + flake-utils.lib.eachDefaultSystem ( + system: let + pkgs = import nixpkgs { + inherit system; + config = { + supportCuda = true; + }; + }; + in { + devShells.default = pkgs.mkShell { + packages = with pkgs; [ + jdk + gradle + kotlin-language-server + ktfmt + jdt-language-server + + graph-easy + graphviz + ]; + }; + } + ); +} diff --git a/gradle.properties b/gradle.properties new file mode 100644 index 0000000..377538c --- /dev/null +++ b/gradle.properties @@ -0,0 +1,5 @@ +# This file was generated by the Gradle 'init' task. +# https://docs.gradle.org/current/userguide/build_environment.html#sec:gradle_configuration_properties + +org.gradle.configuration-cache=true + diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml new file mode 100644 index 0000000..afde022 --- /dev/null +++ b/gradle/libs.versions.toml @@ -0,0 +1,10 @@ +# This file was generated by the Gradle 'init' task. +# https://docs.gradle.org/current/userguide/platforms.html#sub::toml-dependencies-format + +[versions] +guava = "33.3.1-jre" +junit-jupiter = "5.11.3" + +[libraries] +guava = { module = "com.google.guava:guava", version.ref = "guava" } +junit-jupiter = { module = "org.junit.jupiter:junit-jupiter", version.ref = "junit-jupiter" } diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar new file mode 100644 index 0000000..9bbc975 Binary files /dev/null and b/gradle/wrapper/gradle-wrapper.jar differ diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties new file mode 100644 index 0000000..37f853b --- /dev/null +++ b/gradle/wrapper/gradle-wrapper.properties @@ -0,0 +1,7 @@ +distributionBase=GRADLE_USER_HOME +distributionPath=wrapper/dists +distributionUrl=https\://services.gradle.org/distributions/gradle-8.13-bin.zip +networkTimeout=10000 +validateDistributionUrl=true +zipStoreBase=GRADLE_USER_HOME +zipStorePath=wrapper/dists diff --git a/gradlew b/gradlew new file mode 100755 index 0000000..faf9300 --- /dev/null +++ b/gradlew @@ -0,0 +1,251 @@ +#!/bin/sh + +# +# Copyright © 2015-2021 the original authors. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# https://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# +# SPDX-License-Identifier: Apache-2.0 +# + +############################################################################## +# +# Gradle start up script for POSIX generated by Gradle. +# +# Important for running: +# +# (1) You need a POSIX-compliant shell to run this script. If your /bin/sh is +# noncompliant, but you have some other compliant shell such as ksh or +# bash, then to run this script, type that shell name before the whole +# command line, like: +# +# ksh Gradle +# +# Busybox and similar reduced shells will NOT work, because this script +# requires all of these POSIX shell features: +# * functions; +# * expansions «$var», «${var}», «${var:-default}», «${var+SET}», +# «${var#prefix}», «${var%suffix}», and «$( cmd )»; +# * compound commands having a testable exit status, especially «case»; +# * various built-in commands including «command», «set», and «ulimit». +# +# Important for patching: +# +# (2) This script targets any POSIX shell, so it avoids extensions provided +# by Bash, Ksh, etc; in particular arrays are avoided. +# +# The "traditional" practice of packing multiple parameters into a +# space-separated string is a well documented source of bugs and security +# problems, so this is (mostly) avoided, by progressively accumulating +# options in "$@", and eventually passing that to Java. +# +# Where the inherited environment variables (DEFAULT_JVM_OPTS, JAVA_OPTS, +# and GRADLE_OPTS) rely on word-splitting, this is performed explicitly; +# see the in-line comments for details. +# +# There are tweaks for specific operating systems such as AIX, CygWin, +# Darwin, MinGW, and NonStop. +# +# (3) This script is generated from the Groovy template +# https://github.com/gradle/gradle/blob/HEAD/platforms/jvm/plugins-application/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt +# within the Gradle project. +# +# You can find Gradle at https://github.com/gradle/gradle/. +# +############################################################################## + +# Attempt to set APP_HOME + +# Resolve links: $0 may be a link +app_path=$0 + +# Need this for daisy-chained symlinks. +while + APP_HOME=${app_path%"${app_path##*/}"} # leaves a trailing /; empty if no leading path + [ -h "$app_path" ] +do + ls=$( ls -ld "$app_path" ) + link=${ls#*' -> '} + case $link in #( + /*) app_path=$link ;; #( + *) app_path=$APP_HOME$link ;; + esac +done + +# This is normally unused +# shellcheck disable=SC2034 +APP_BASE_NAME=${0##*/} +# Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036) +APP_HOME=$( cd -P "${APP_HOME:-./}" > /dev/null && printf '%s\n' "$PWD" ) || exit + +# Use the maximum available, or set MAX_FD != -1 to use that value. +MAX_FD=maximum + +warn () { + echo "$*" +} >&2 + +die () { + echo + echo "$*" + echo + exit 1 +} >&2 + +# OS specific support (must be 'true' or 'false'). +cygwin=false +msys=false +darwin=false +nonstop=false +case "$( uname )" in #( + CYGWIN* ) cygwin=true ;; #( + Darwin* ) darwin=true ;; #( + MSYS* | MINGW* ) msys=true ;; #( + NONSTOP* ) nonstop=true ;; +esac + +CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar + + +# Determine the Java command to use to start the JVM. +if [ -n "$JAVA_HOME" ] ; then + if [ -x "$JAVA_HOME/jre/sh/java" ] ; then + # IBM's JDK on AIX uses strange locations for the executables + JAVACMD=$JAVA_HOME/jre/sh/java + else + JAVACMD=$JAVA_HOME/bin/java + fi + if [ ! -x "$JAVACMD" ] ; then + die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME + +Please set the JAVA_HOME variable in your environment to match the +location of your Java installation." + fi +else + JAVACMD=java + if ! command -v java >/dev/null 2>&1 + then + die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. + +Please set the JAVA_HOME variable in your environment to match the +location of your Java installation." + fi +fi + +# Increase the maximum file descriptors if we can. +if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then + case $MAX_FD in #( + max*) + # In POSIX sh, ulimit -H is undefined. That's why the result is checked to see if it worked. + # shellcheck disable=SC2039,SC3045 + MAX_FD=$( ulimit -H -n ) || + warn "Could not query maximum file descriptor limit" + esac + case $MAX_FD in #( + '' | soft) :;; #( + *) + # In POSIX sh, ulimit -n is undefined. That's why the result is checked to see if it worked. + # shellcheck disable=SC2039,SC3045 + ulimit -n "$MAX_FD" || + warn "Could not set maximum file descriptor limit to $MAX_FD" + esac +fi + +# Collect all arguments for the java command, stacking in reverse order: +# * args from the command line +# * the main class name +# * -classpath +# * -D...appname settings +# * --module-path (only if needed) +# * DEFAULT_JVM_OPTS, JAVA_OPTS, and GRADLE_OPTS environment variables. + +# For Cygwin or MSYS, switch paths to Windows format before running java +if "$cygwin" || "$msys" ; then + APP_HOME=$( cygpath --path --mixed "$APP_HOME" ) + CLASSPATH=$( cygpath --path --mixed "$CLASSPATH" ) + + JAVACMD=$( cygpath --unix "$JAVACMD" ) + + # Now convert the arguments - kludge to limit ourselves to /bin/sh + for arg do + if + case $arg in #( + -*) false ;; # don't mess with options #( + /?*) t=${arg#/} t=/${t%%/*} # looks like a POSIX filepath + [ -e "$t" ] ;; #( + *) false ;; + esac + then + arg=$( cygpath --path --ignore --mixed "$arg" ) + fi + # Roll the args list around exactly as many times as the number of + # args, so each arg winds up back in the position where it started, but + # possibly modified. + # + # NB: a `for` loop captures its iteration list before it begins, so + # changing the positional parameters here affects neither the number of + # iterations, nor the values presented in `arg`. + shift # remove old arg + set -- "$@" "$arg" # push replacement arg + done +fi + + +# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. +DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"' + +# Collect all arguments for the java command: +# * DEFAULT_JVM_OPTS, JAVA_OPTS, and optsEnvironmentVar are not allowed to contain shell fragments, +# and any embedded shellness will be escaped. +# * For example: A user cannot expect ${Hostname} to be expanded, as it is an environment variable and will be +# treated as '${Hostname}' itself on the command line. + +set -- \ + "-Dorg.gradle.appname=$APP_BASE_NAME" \ + -classpath "$CLASSPATH" \ + org.gradle.wrapper.GradleWrapperMain \ + "$@" + +# Stop when "xargs" is not available. +if ! command -v xargs >/dev/null 2>&1 +then + die "xargs is not available" +fi + +# Use "xargs" to parse quoted args. +# +# With -n1 it outputs one arg per line, with the quotes and backslashes removed. +# +# In Bash we could simply go: +# +# readarray ARGS < <( xargs -n1 <<<"$var" ) && +# set -- "${ARGS[@]}" "$@" +# +# but POSIX shell has neither arrays nor command substitution, so instead we +# post-process each arg (as a line of input to sed) to backslash-escape any +# character that might be a shell metacharacter, then use eval to reverse +# that process (while maintaining the separation between arguments), and wrap +# the whole thing up as a single "set" statement. +# +# This will of course break if any of these variables contains a newline or +# an unmatched quote. +# + +eval "set -- $( + printf '%s\n' "$DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS" | + xargs -n1 | + sed ' s~[^-[:alnum:]+,./:=@_]~\\&~g; ' | + tr '\n' ' ' + )" '"$@"' + +exec "$JAVACMD" "$@" diff --git a/gradlew.bat b/gradlew.bat new file mode 100644 index 0000000..9b42019 --- /dev/null +++ b/gradlew.bat @@ -0,0 +1,94 @@ +@rem +@rem Copyright 2015 the original author or authors. +@rem +@rem Licensed under the Apache License, Version 2.0 (the "License"); +@rem you may not use this file except in compliance with the License. +@rem You may obtain a copy of the License at +@rem +@rem https://www.apache.org/licenses/LICENSE-2.0 +@rem +@rem Unless required by applicable law or agreed to in writing, software +@rem distributed under the License is distributed on an "AS IS" BASIS, +@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +@rem See the License for the specific language governing permissions and +@rem limitations under the License. +@rem +@rem SPDX-License-Identifier: Apache-2.0 +@rem + +@if "%DEBUG%"=="" @echo off +@rem ########################################################################## +@rem +@rem Gradle startup script for Windows +@rem +@rem ########################################################################## + +@rem Set local scope for the variables with windows NT shell +if "%OS%"=="Windows_NT" setlocal + +set DIRNAME=%~dp0 +if "%DIRNAME%"=="" set DIRNAME=. +@rem This is normally unused +set APP_BASE_NAME=%~n0 +set APP_HOME=%DIRNAME% + +@rem Resolve any "." and ".." in APP_HOME to make it shorter. +for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi + +@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. +set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m" + +@rem Find java.exe +if defined JAVA_HOME goto findJavaFromJavaHome + +set JAVA_EXE=java.exe +%JAVA_EXE% -version >NUL 2>&1 +if %ERRORLEVEL% equ 0 goto execute + +echo. 1>&2 +echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 1>&2 +echo. 1>&2 +echo Please set the JAVA_HOME variable in your environment to match the 1>&2 +echo location of your Java installation. 1>&2 + +goto fail + +:findJavaFromJavaHome +set JAVA_HOME=%JAVA_HOME:"=% +set JAVA_EXE=%JAVA_HOME%/bin/java.exe + +if exist "%JAVA_EXE%" goto execute + +echo. 1>&2 +echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 1>&2 +echo. 1>&2 +echo Please set the JAVA_HOME variable in your environment to match the 1>&2 +echo location of your Java installation. 1>&2 + +goto fail + +:execute +@rem Setup the command line + +set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar + + +@rem Execute Gradle +"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %* + +:end +@rem End local scope for the variables with windows NT shell +if %ERRORLEVEL% equ 0 goto mainEnd + +:fail +rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of +rem the _cmd.exe /c_ return code! +set EXIT_CODE=%ERRORLEVEL% +if %EXIT_CODE% equ 0 set EXIT_CODE=1 +if not ""=="%GRADLE_EXIT_CONSOLE%" exit %EXIT_CODE% +exit /b %EXIT_CODE% + +:mainEnd +if "%OS%"=="Windows_NT" endlocal + +:omega diff --git a/settings.gradle.kts b/settings.gradle.kts new file mode 100644 index 0000000..156979d --- /dev/null +++ b/settings.gradle.kts @@ -0,0 +1,14 @@ +/* + * This file was generated by the Gradle 'init' task. + * + * The settings file is used to specify which projects to include in your build. + * For more detailed information on multi-project builds, please refer to https://docs.gradle.org/8.13/userguide/multi_project_builds.html in the Gradle documentation. + */ + +plugins { + // Apply the foojay-resolver plugin to allow automatic download of JDKs + id("org.gradle.toolchains.foojay-resolver-convention") version "0.9.0" +} + +rootProject.name = "lab1" +include("app")