├── .idea ├── .name ├── compiler.xml ├── vcs.xml ├── .gitignore ├── runConfigurations.xml ├── misc.xml └── jarRepositories.xml ├── gradle.properties ├── settings.gradle ├── src ├── main │ └── kotlin │ │ ├── Node.kt │ │ ├── Queue.kt │ │ └── GeorgianQueue.kt └── test │ └── kotlin │ └── GeorgianQueueTest.kt ├── images └── banner.jpeg ├── gradle └── wrapper │ └── gradle-wrapper.properties ├── readme.md ├── LICENSE ├── gradlew.bat ├── .gitignore └── gradlew /.idea/.name: -------------------------------------------------------------------------------- 1 | georgianqueue -------------------------------------------------------------------------------- /gradle.properties: -------------------------------------------------------------------------------- 1 | kotlin.code.style=official -------------------------------------------------------------------------------- /settings.gradle: -------------------------------------------------------------------------------- 1 | rootProject.name = 'georgianqueue' 2 | 3 | -------------------------------------------------------------------------------- /src/main/kotlin/Node.kt: -------------------------------------------------------------------------------- 1 | class Node(val data: E) { 2 | var next: Node? = null 3 | } -------------------------------------------------------------------------------- /images/banner.jpeg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/tatocaster/GeorgianQueue/HEAD/images/banner.jpeg -------------------------------------------------------------------------------- /.idea/compiler.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /.idea/vcs.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /.idea/.gitignore: -------------------------------------------------------------------------------- 1 | # Default ignored files 2 | /shelf/ 3 | /workspace.xml 4 | # Datasource local storage ignored files 5 | /dataSources/ 6 | /dataSources.local.xml 7 | # Editor-based HTTP Client requests 8 | /httpRequests/ 9 | -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | distributionBase=GRADLE_USER_HOME 2 | distributionPath=wrapper/dists 3 | distributionUrl=https\://services.gradle.org/distributions/gradle-6.8-bin.zip 4 | zipStoreBase=GRADLE_USER_HOME 5 | zipStorePath=wrapper/dists 6 | -------------------------------------------------------------------------------- /.idea/runConfigurations.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 9 | 10 | -------------------------------------------------------------------------------- /.idea/misc.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | -------------------------------------------------------------------------------- /readme.md: -------------------------------------------------------------------------------- 1 | # Georgian Queue 2 | 3 | ![Banner](images/banner.jpeg) 4 | 5 | GeorgianQueue is a queue data structure on steroids. The queue you've always wanted to be in. 6 | Implemented using singly linked list and Iterator to traverse. 7 | 8 | ## Usage 9 | ```kotlin 10 | GeorgianQueue().apply { 11 | offer(1) 12 | offer(2) 13 | offer(3) 14 | offerLikeGeorgian(99) 15 | } 16 | ``` 17 | Result: [1, 99, 2, 3] 18 | 19 | 20 | ## License 21 | 22 | MIT. See the [LICENSE](/LICENSE) file for details. 23 | 24 | ## Author 25 | 26 | Made by Tato Kutalia. [Follow @TatoKutalia](https://www.twitter.com/tatokutalia) on Twitter for future updates. -------------------------------------------------------------------------------- /.idea/jarRepositories.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 9 | 10 | 14 | 15 | 19 | 20 | -------------------------------------------------------------------------------- /src/main/kotlin/Queue.kt: -------------------------------------------------------------------------------- 1 | interface Queue : Iterator> { 2 | /** 3 | * Inserts the specified element into this queue 4 | * For more interesting behavior, look at [offerLikeGeorgian] function. 5 | * 6 | * @param element the element to add 7 | */ 8 | fun offer(element: E) 9 | 10 | /** 11 | * Inserts the specified element into this queue right after the head 12 | * How you might ask, well, Georgians ¯\_(ツ)_/¯ 13 | * 14 | * @param element the element to add 15 | */ 16 | fun offerLikeGeorgian(element: E) 17 | 18 | /** 19 | * Retrieves and removes the head of this queue, 20 | * or returns {@code null} if this queue is empty. 21 | * 22 | * @return the head of this queue, or {@code null} if this queue is empty 23 | */ 24 | fun poll(): E? 25 | 26 | /** 27 | * Retrieves, but does not remove, the head of this queue, 28 | * or returns {@code null} if this queue is empty. 29 | * 30 | * @return the head of this queue, or {@code null} if this queue is empty 31 | */ 32 | fun peek(): E? 33 | } -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | MIT License 2 | 3 | Copyright (c) 2022 Merab Tato Kutalia 4 | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy 6 | of this software and associated documentation files (the "Software"), to deal 7 | in the Software without restriction, including without limitation the rights 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 | copies of the Software, and to permit persons to whom the Software is 10 | furnished to do so, subject to the following conditions: 11 | 12 | The above copyright notice and this permission notice shall be included in all 13 | copies or substantial portions of the Software. 14 | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 | SOFTWARE. -------------------------------------------------------------------------------- /gradlew.bat: -------------------------------------------------------------------------------- 1 | @rem 2 | @rem Copyright 2015 the original author or authors. 3 | @rem 4 | @rem Licensed under the Apache License, Version 2.0 (the "License"); 5 | @rem you may not use this file except in compliance with the License. 6 | @rem You may obtain a copy of the License at 7 | @rem 8 | @rem https://www.apache.org/licenses/LICENSE-2.0 9 | @rem 10 | @rem Unless required by applicable law or agreed to in writing, software 11 | @rem distributed under the License is distributed on an "AS IS" BASIS, 12 | @rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 | @rem See the License for the specific language governing permissions and 14 | @rem limitations under the License. 15 | @rem 16 | 17 | @if "%DEBUG%" == "" @echo off 18 | @rem ########################################################################## 19 | @rem 20 | @rem Gradle startup script for Windows 21 | @rem 22 | @rem ########################################################################## 23 | 24 | @rem Set local scope for the variables with windows NT shell 25 | if "%OS%"=="Windows_NT" setlocal 26 | 27 | set DIRNAME=%~dp0 28 | if "%DIRNAME%" == "" set DIRNAME=. 29 | set APP_BASE_NAME=%~n0 30 | set APP_HOME=%DIRNAME% 31 | 32 | @rem Resolve any "." and ".." in APP_HOME to make it shorter. 33 | for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi 34 | 35 | @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 36 | set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m" 37 | 38 | @rem Find java.exe 39 | if defined JAVA_HOME goto findJavaFromJavaHome 40 | 41 | set JAVA_EXE=java.exe 42 | %JAVA_EXE% -version >NUL 2>&1 43 | if "%ERRORLEVEL%" == "0" goto execute 44 | 45 | echo. 46 | echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 47 | echo. 48 | echo Please set the JAVA_HOME variable in your environment to match the 49 | echo location of your Java installation. 50 | 51 | goto fail 52 | 53 | :findJavaFromJavaHome 54 | set JAVA_HOME=%JAVA_HOME:"=% 55 | set JAVA_EXE=%JAVA_HOME%/bin/java.exe 56 | 57 | if exist "%JAVA_EXE%" goto execute 58 | 59 | echo. 60 | echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 61 | echo. 62 | echo Please set the JAVA_HOME variable in your environment to match the 63 | echo location of your Java installation. 64 | 65 | goto fail 66 | 67 | :execute 68 | @rem Setup the command line 69 | 70 | set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar 71 | 72 | 73 | @rem Execute Gradle 74 | "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %* 75 | 76 | :end 77 | @rem End local scope for the variables with windows NT shell 78 | if "%ERRORLEVEL%"=="0" goto mainEnd 79 | 80 | :fail 81 | rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of 82 | rem the _cmd.exe /c_ return code! 83 | if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1 84 | exit /b 1 85 | 86 | :mainEnd 87 | if "%OS%"=="Windows_NT" endlocal 88 | 89 | :omega 90 | -------------------------------------------------------------------------------- /src/main/kotlin/GeorgianQueue.kt: -------------------------------------------------------------------------------- 1 | class GeorgianQueue : Queue { 2 | private var iterator: Node? = null 3 | private var tail: Node? = null 4 | private var head: Node? = null 5 | var count = 0 6 | private set 7 | 8 | /** 9 | * Inserts the specified element into this queue 10 | * For more interesting behavior, look at [offerLikeGeorgian] function. 11 | * 12 | * @param element the element to add 13 | */ 14 | override fun offer(element: E) { 15 | val node = Node(element) 16 | 17 | // if the queue is empty both tail and the head points to the same node 18 | if (head == null) { 19 | head = node 20 | tail = node 21 | } else { 22 | tail?.next = node 23 | tail = node 24 | } 25 | 26 | count++ 27 | } 28 | 29 | /** 30 | * Inserts the specified element into this queue right after the head 31 | * How you might ask, well, Georgians ¯\_(ツ)_/¯ 32 | * 33 | * @param element the element to add 34 | */ 35 | override fun offerLikeGeorgian(element: E) { 36 | val node = Node(element) 37 | 38 | if (head == null) { 39 | head = node 40 | tail = node 41 | } else { 42 | val temp = head?.next 43 | head?.next = node 44 | node.next = temp 45 | } 46 | 47 | count++ 48 | } 49 | 50 | /** 51 | * Retrieves and removes the head of this queue, 52 | * or returns {@code null} if this queue is empty. 53 | * 54 | * @return the head of this queue, or {@code null} if this queue is empty 55 | */ 56 | override fun poll(): E? { 57 | if (head == null) { 58 | return null 59 | } 60 | 61 | val temp = head 62 | head = head?.next 63 | /* if there are no more elements as a head, means the queue 64 | is empty and update the tail as well 65 | */ 66 | if (head == null) { 67 | tail = null 68 | } 69 | count-- 70 | 71 | return temp?.data 72 | } 73 | 74 | /** 75 | * Retrieves, but does not remove, the head of this queue, 76 | * or returns {@code null} if this queue is empty. 77 | * 78 | * @return the head of this queue, or {@code null} if this queue is empty 79 | */ 80 | override fun peek(): E? { 81 | if (head == null) { 82 | return null 83 | } 84 | return head?.data 85 | } 86 | 87 | override fun hasNext(): Boolean { 88 | return if (iterator == null) { 89 | head!!.next != null 90 | } else { 91 | iterator!!.next != null 92 | } 93 | 94 | } 95 | 96 | override fun next(): Node { 97 | iterator = if (iterator == null) { 98 | head!! 99 | } else { 100 | iterator!!.next!! 101 | } 102 | return iterator as Node 103 | } 104 | } -------------------------------------------------------------------------------- /src/test/kotlin/GeorgianQueueTest.kt: -------------------------------------------------------------------------------- 1 | import org.junit.jupiter.api.Assertions.assertEquals 2 | import org.junit.jupiter.api.BeforeEach 3 | import org.junit.jupiter.api.Test 4 | 5 | internal class GeorgianQueueTest { 6 | private lateinit var georgianQueue: GeorgianQueue 7 | 8 | @BeforeEach 9 | fun setUp() { 10 | val abc = GeorgianQueue().apply { 11 | 12 | } 13 | georgianQueue = GeorgianQueue().apply { 14 | offer(1) 15 | offer(2) 16 | offer(3) 17 | offer(4) 18 | offer(5) 19 | } 20 | } 21 | 22 | @Test 23 | fun `can add the element - offer`() { 24 | georgianQueue.offer(-5) 25 | assertEquals(6, georgianQueue.count) 26 | assertEquals(1, georgianQueue.peek()) 27 | 28 | } 29 | 30 | 31 | @Test 32 | fun `can add the element - offerLikeGeorgian`() { 33 | georgianQueue.apply { 34 | offer(6) 35 | poll() 36 | poll() 37 | offer(7) 38 | offer(8) 39 | offerLikeGeorgian(99) 40 | } 41 | 42 | assertEquals(99, georgianQueue.next().next!!.data) 43 | assertEquals(3, georgianQueue.peek()) 44 | } 45 | 46 | @Test 47 | fun `can add the element - offerLikeGeorgian when empty`() { 48 | clearQueue() 49 | georgianQueue.offerLikeGeorgian(99) 50 | assertEquals(99, georgianQueue.peek()) 51 | assertEquals(1, georgianQueue.count) 52 | } 53 | 54 | @Test 55 | fun `can take the element - poll returns the head element`() { 56 | addFinalElement() 57 | assertEquals(1, georgianQueue.poll()) 58 | } 59 | 60 | @Test 61 | fun `can not take the element - poll returns null`() { 62 | clearQueue() 63 | assertEquals(null, georgianQueue.poll()) 64 | } 65 | 66 | @Test 67 | fun `head element found - peek returns the element`() { 68 | addFinalElement() 69 | assertEquals(1, georgianQueue.peek()) 70 | } 71 | 72 | @Test 73 | fun `head element not found - peek returns null`() { 74 | clearQueue() 75 | assertEquals(null, georgianQueue.peek()) 76 | } 77 | 78 | @Test 79 | fun `iterator has no element`() { 80 | clearQueue() 81 | assertEquals(false, georgianQueue.hasNext()) 82 | } 83 | 84 | @Test 85 | fun `iterator has a next element`() { 86 | assertEquals(true, georgianQueue.hasNext()) 87 | assertEquals(true, georgianQueue.hasNext()) 88 | assertEquals(true, georgianQueue.hasNext()) 89 | } 90 | 91 | @Test 92 | fun `iterator has a next element after clear`() { 93 | assertEquals(true, georgianQueue.hasNext()) 94 | clearQueue() 95 | georgianQueue.offer(123) 96 | assertEquals(1, georgianQueue.count) 97 | } 98 | 99 | @Test 100 | fun next() { 101 | georgianQueue.next() 102 | georgianQueue.next() 103 | georgianQueue.next() 104 | assertEquals(true, georgianQueue.hasNext()) 105 | } 106 | 107 | @Test 108 | fun `no next`() { 109 | clearQueue() 110 | assertEquals(false, georgianQueue.hasNext()) 111 | } 112 | 113 | private fun addFinalElement() { 114 | georgianQueue.offer(99) 115 | } 116 | 117 | private fun clearQueue() { 118 | while (georgianQueue.hasNext()) { 119 | georgianQueue.next() 120 | georgianQueue.poll() 121 | } 122 | } 123 | } -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | ### Java template 2 | # Compiled class file 3 | *.class 4 | 5 | # Log file 6 | *.log 7 | 8 | # BlueJ files 9 | *.ctxt 10 | 11 | # Mobile Tools for Java (J2ME) 12 | .mtj.tmp/ 13 | 14 | # Package Files # 15 | *.jar 16 | *.war 17 | *.nar 18 | *.ear 19 | *.zip 20 | *.tar.gz 21 | *.rar 22 | 23 | # virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml 24 | hs_err_pid* 25 | 26 | ### JetBrains template 27 | # Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio, WebStorm and Rider 28 | # Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839 29 | 30 | # User-specific stuff 31 | .idea/**/workspace.xml 32 | .idea/**/tasks.xml 33 | .idea/**/usage.statistics.xml 34 | .idea/**/dictionaries 35 | .idea/**/shelf 36 | 37 | # Generated files 38 | .idea/**/contentModel.xml 39 | 40 | # Sensitive or high-churn files 41 | .idea/**/dataSources/ 42 | .idea/**/dataSources.ids 43 | .idea/**/dataSources.local.xml 44 | .idea/**/sqlDataSources.xml 45 | .idea/**/dynamic.xml 46 | .idea/**/uiDesigner.xml 47 | .idea/**/dbnavigator.xml 48 | 49 | # Gradle 50 | .idea/**/gradle.xml 51 | .idea/**/libraries 52 | 53 | # Gradle and Maven with auto-import 54 | # When using Gradle or Maven with auto-import, you should exclude module files, 55 | # since they will be recreated, and may cause churn. Uncomment if using 56 | # auto-import. 57 | # .idea/artifacts 58 | # .idea/compiler.xml 59 | # .idea/jarRepositories.xml 60 | # .idea/modules.xml 61 | # .idea/*.iml 62 | # .idea/modules 63 | # *.iml 64 | # *.ipr 65 | 66 | # CMake 67 | cmake-build-*/ 68 | 69 | # Mongo Explorer plugin 70 | .idea/**/mongoSettings.xml 71 | 72 | # File-based project format 73 | *.iws 74 | 75 | # IntelliJ 76 | out/ 77 | 78 | # mpeltonen/sbt-idea plugin 79 | .idea_modules/ 80 | 81 | # JIRA plugin 82 | atlassian-ide-plugin.xml 83 | 84 | # Cursive Clojure plugin 85 | .idea/replstate.xml 86 | 87 | # Crashlytics plugin (for Android Studio and IntelliJ) 88 | com_crashlytics_export_strings.xml 89 | crashlytics.properties 90 | crashlytics-build.properties 91 | fabric.properties 92 | 93 | # Editor-based Rest Client 94 | .idea/httpRequests 95 | 96 | # Android studio 3.1+ serialized cache file 97 | .idea/caches/build_file_checksums.ser 98 | 99 | ### Gradle template 100 | .gradle 101 | **/build/ 102 | !src/**/build/ 103 | 104 | # Ignore Gradle GUI config 105 | gradle-app.setting 106 | 107 | # Avoid ignoring Gradle wrapper jar file (.jar files are usually ignored) 108 | !gradle-wrapper.jar 109 | 110 | # Cache of project 111 | .gradletasknamecache 112 | 113 | # # Work around https://youtrack.jetbrains.com/issue/IDEA-116898 114 | # gradle/wrapper/gradle-wrapper.properties 115 | 116 | ### macOS template 117 | # General 118 | .DS_Store 119 | .AppleDouble 120 | .LSOverride 121 | 122 | # Icon must end with two \r 123 | Icon 124 | 125 | # Thumbnails 126 | ._* 127 | 128 | # Files that might appear in the root of a volume 129 | .DocumentRevisions-V100 130 | .fseventsd 131 | .Spotlight-V100 132 | .TemporaryItems 133 | .Trashes 134 | .VolumeIcon.icns 135 | .com.apple.timemachine.donotpresent 136 | 137 | # Directories potentially created on remote AFP share 138 | .AppleDB 139 | .AppleDesktop 140 | Network Trash Folder 141 | Temporary Items 142 | .apdisk 143 | 144 | ### Kotlin template 145 | # Compiled class file 146 | *.class 147 | 148 | # Log file 149 | *.log 150 | 151 | # BlueJ files 152 | *.ctxt 153 | 154 | # Mobile Tools for Java (J2ME) 155 | .mtj.tmp/ 156 | 157 | # Package Files # 158 | *.jar 159 | *.war 160 | *.nar 161 | *.ear 162 | *.zip 163 | *.tar.gz 164 | *.rar 165 | 166 | # virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml 167 | hs_err_pid* 168 | local.properties 169 | -------------------------------------------------------------------------------- /gradlew: -------------------------------------------------------------------------------- 1 | #!/usr/bin/env sh 2 | 3 | # 4 | # Copyright 2015 the original author or authors. 5 | # 6 | # Licensed under the Apache License, Version 2.0 (the "License"); 7 | # you may not use this file except in compliance with the License. 8 | # You may obtain a copy of the License at 9 | # 10 | # https://www.apache.org/licenses/LICENSE-2.0 11 | # 12 | # Unless required by applicable law or agreed to in writing, software 13 | # distributed under the License is distributed on an "AS IS" BASIS, 14 | # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 | # See the License for the specific language governing permissions and 16 | # limitations under the License. 17 | # 18 | 19 | ############################################################################## 20 | ## 21 | ## Gradle start up script for UN*X 22 | ## 23 | ############################################################################## 24 | 25 | # Attempt to set APP_HOME 26 | # Resolve links: $0 may be a link 27 | PRG="$0" 28 | # Need this for relative symlinks. 29 | while [ -h "$PRG" ] ; do 30 | ls=`ls -ld "$PRG"` 31 | link=`expr "$ls" : '.*-> \(.*\)$'` 32 | if expr "$link" : '/.*' > /dev/null; then 33 | PRG="$link" 34 | else 35 | PRG=`dirname "$PRG"`"/$link" 36 | fi 37 | done 38 | SAVED="`pwd`" 39 | cd "`dirname \"$PRG\"`/" >/dev/null 40 | APP_HOME="`pwd -P`" 41 | cd "$SAVED" >/dev/null 42 | 43 | APP_NAME="Gradle" 44 | APP_BASE_NAME=`basename "$0"` 45 | 46 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 47 | DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"' 48 | 49 | # Use the maximum available, or set MAX_FD != -1 to use that value. 50 | MAX_FD="maximum" 51 | 52 | warn () { 53 | echo "$*" 54 | } 55 | 56 | die () { 57 | echo 58 | echo "$*" 59 | echo 60 | exit 1 61 | } 62 | 63 | # OS specific support (must be 'true' or 'false'). 64 | cygwin=false 65 | msys=false 66 | darwin=false 67 | nonstop=false 68 | case "`uname`" in 69 | CYGWIN* ) 70 | cygwin=true 71 | ;; 72 | Darwin* ) 73 | darwin=true 74 | ;; 75 | MINGW* ) 76 | msys=true 77 | ;; 78 | NONSTOP* ) 79 | nonstop=true 80 | ;; 81 | esac 82 | 83 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar 84 | 85 | 86 | # Determine the Java command to use to start the JVM. 87 | if [ -n "$JAVA_HOME" ] ; then 88 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 89 | # IBM's JDK on AIX uses strange locations for the executables 90 | JAVACMD="$JAVA_HOME/jre/sh/java" 91 | else 92 | JAVACMD="$JAVA_HOME/bin/java" 93 | fi 94 | if [ ! -x "$JAVACMD" ] ; then 95 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME 96 | 97 | Please set the JAVA_HOME variable in your environment to match the 98 | location of your Java installation." 99 | fi 100 | else 101 | JAVACMD="java" 102 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 103 | 104 | Please set the JAVA_HOME variable in your environment to match the 105 | location of your Java installation." 106 | fi 107 | 108 | # Increase the maximum file descriptors if we can. 109 | if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then 110 | MAX_FD_LIMIT=`ulimit -H -n` 111 | if [ $? -eq 0 ] ; then 112 | if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then 113 | MAX_FD="$MAX_FD_LIMIT" 114 | fi 115 | ulimit -n $MAX_FD 116 | if [ $? -ne 0 ] ; then 117 | warn "Could not set maximum file descriptor limit: $MAX_FD" 118 | fi 119 | else 120 | warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT" 121 | fi 122 | fi 123 | 124 | # For Darwin, add options to specify how the application appears in the dock 125 | if $darwin; then 126 | GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\"" 127 | fi 128 | 129 | # For Cygwin or MSYS, switch paths to Windows format before running java 130 | if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then 131 | APP_HOME=`cygpath --path --mixed "$APP_HOME"` 132 | CLASSPATH=`cygpath --path --mixed "$CLASSPATH"` 133 | 134 | JAVACMD=`cygpath --unix "$JAVACMD"` 135 | 136 | # We build the pattern for arguments to be converted via cygpath 137 | ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null` 138 | SEP="" 139 | for dir in $ROOTDIRSRAW ; do 140 | ROOTDIRS="$ROOTDIRS$SEP$dir" 141 | SEP="|" 142 | done 143 | OURCYGPATTERN="(^($ROOTDIRS))" 144 | # Add a user-defined pattern to the cygpath arguments 145 | if [ "$GRADLE_CYGPATTERN" != "" ] ; then 146 | OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)" 147 | fi 148 | # Now convert the arguments - kludge to limit ourselves to /bin/sh 149 | i=0 150 | for arg in "$@" ; do 151 | CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -` 152 | CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option 153 | 154 | if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition 155 | eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"` 156 | else 157 | eval `echo args$i`="\"$arg\"" 158 | fi 159 | i=`expr $i + 1` 160 | done 161 | case $i in 162 | 0) set -- ;; 163 | 1) set -- "$args0" ;; 164 | 2) set -- "$args0" "$args1" ;; 165 | 3) set -- "$args0" "$args1" "$args2" ;; 166 | 4) set -- "$args0" "$args1" "$args2" "$args3" ;; 167 | 5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;; 168 | 6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;; 169 | 7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;; 170 | 8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;; 171 | 9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;; 172 | esac 173 | fi 174 | 175 | # Escape application args 176 | save () { 177 | for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done 178 | echo " " 179 | } 180 | APP_ARGS=`save "$@"` 181 | 182 | # Collect all arguments for the java command, following the shell quoting and substitution rules 183 | eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS" 184 | 185 | exec "$JAVACMD" "$@" 186 | --------------------------------------------------------------------------------