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bingoohuang / weekly

weekly
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jdoodle在线跑Java8,9,10,11 #1

Open bingoohuang opened 4 years ago

bingoohuang commented 4 years ago

image

在线版本

bingoohuang commented 4 years ago

java6上没有Y选项：

$ docker run -it --rm --name java6 -v /Users/bingoobjca/java6:/tmp/java6  enoniccloud/java6 bash
root@1c5cea1e68df:/# cd /tmp/java6
root@1c5cea1e68df:/tmp/java6# javac MyClass.java && java MyClass
JavaVersion: 1.6.0_45
2019-12-31 to yyyy-MM-dd: 2019-12-31
Exception in thread "main" java.lang.IllegalArgumentException: Illegal pattern character 'Y'
    at java.text.SimpleDateFormat.compile(SimpleDateFormat.java:768)
    at java.text.SimpleDateFormat.initialize(SimpleDateFormat.java:575)
    at java.text.SimpleDateFormat.<init>(SimpleDateFormat.java:500)
    at java.text.SimpleDateFormat.<init>(SimpleDateFormat.java:475)
    at MyClass.main(MyClass.java:17)

java7开始支持Y选项：

$ docker run -it --rm --name java7 -v /Users/bingoobjca/java6:/tmp/java6 williamyeh/java7 bash
Unable to find image 'williamyeh/java7:latest' locally
latest: Pulling from williamyeh/java7
10a267c67f42: Pull complete
4342730f783a: Pull complete
Digest: sha256:3da95517af037e215204a05608a0d693eda57c46f9494b6e5432768393395f04
Status: Downloaded newer image for williamyeh/java7:latest
root@1804f728999e:/# cd /tmp/java6
root@1804f728999e:/tmp/java6# javac MyClass.java && java MyClass
JavaVersion: 1.7.0_80
2019-12-31 to yyyy-MM-dd: 2019-12-31
2019-12-31 to YYYY-MM-dd: 2020-12-31
bingoohuang commented 4 years ago

本地管理多个java版本 Manage multiple Java SDKs with SDKMAN! with ease

$ curl -s "https://get.sdkman.io" | bash
$ source "$HOME/.sdkman/bin/sdkman-init.sh"
$ sdk list java
================================================================================
Available Java Versions
================================================================================
 Vendor        | Use | Version      | Dist    | Status     | Identifier
--------------------------------------------------------------------------------
 AdoptOpenJDK  |     | 13.0.1.j9    | adpt    |            | 13.0.1.j9-adpt
               |     | 13.0.1.hs    | adpt    |            | 13.0.1.hs-adpt
 GraalVM       |     | 19.3.0.r11   | grl     |            | 19.3.0.r11-grl
               |     | 19.3.0.r8    | grl     |            | 19.3.0.r8-grl
               |     | 19.3.0.2.r11 | grl     |            | 19.3.0.2.r11-grl
 Java.net      |     | 15.ea.2      | open    |            | 15.ea.2-open
               |     | 14.ea.28     | open    |            | 14.ea.28-open
               | >>> | 13.0.1       | open    | installed  | 13.0.1-open
               |     | 12.0.2       | open    | installed  | 12.0.2-open
               |     | 11.0.2       | open    |            | 11.0.2-open
               |     | 10.0.2       | open    |            | 10.0.2-open
               |     | 9.0.4        | open    |            | 9.0.4-open
================================================================================
Use the Identifier for installation:

    $ sdk install java 11.0.3.hs-adpt
================================================================================
$ java -version
openjdk version "13.0.1" 2019-10-15
OpenJDK Runtime Environment (build 13.0.1+9)
OpenJDK 64-Bit Server VM (build 13.0.1+9, mixed mode, sharing)

$ ls -al ~/.sdkman/candidates/java/
drwxr-xr-x  9 rafal.borowiec  staff  288 Jan  4 00:33 12.0.2-open
drwxr-xr-x  9 rafal.borowiec  staff  288 Oct  6 14:05 13.0.1-open
lrwxr-xr-x  1 rafal.borowiec  staff   57 Jan  4 00:20 current -> /Users/rafal.borowiec/.sdkman/candidates/java/13.0.1-open

$ sdk default java 12.0.2-open
Default java version set to 12.0.2-open

$ java -version
openjdk version "12.0.2" 2019-07-16
OpenJDK Runtime Environment (build 12.0.2+10)
OpenJDK 64-Bit Server VM (build 12.0.2+10, mixed mode, sharing)

$ ls -al ~/.sdkman/candidates/java/
drwxr-xr-x  9 rafal.borowiec  staff  288 Jan  4 00:33 12.0.2-open
drwxr-xr-x  9 rafal.borowiec  staff  288 Oct  6 14:05 13.0.1-open
lrwxr-xr-x  1 rafal.borowiec  staff   57 Jan  5 11:49 current -> /Users/rafal.borowiec/.sdkman/candidates/java/12.0.2-open
$ sdk install maven
$ sdk install gradle
$ sdk list springboot
$ spring init --build=gradle --java-version=12 --dependencies=web --packaging=jar my-app.zip
Using service at https://start.spring.io
Content saved to 'my-app.zip'
bingoohuang commented 4 years ago

image