docs: add java examples for CLI (#5727)

docs/src/cli.md

@@ -13,6 +13,10 @@ Playwright comes with the command line tools that run via `npx` or as a part of
 $ npx playwright --help
 ```
 
+```sh java
+$ mvn exec:java -e -Dexec.mainClass=com.microsoft.playwright.CLI
+```
+
 ```sh python
 $ playwright
 ```
@@ -32,6 +36,10 @@ $ playwright
 $ npx playwright codegen wikipedia.org
 ```
 
+```sh java
+$ mvn exec:java -e -Dexec.mainClass=com.microsoft.playwright.CLI -Dexec.args="codegen wikipedia.org"
+```
+
 ```sh python
 $ playwright codegen wikipedia.org
 ```
@@ -50,6 +58,12 @@ $ npx playwright codegen --save-storage=auth.json
 # auth.json will contain the storage state.
 ```
 
+```sh java
+$ mvn exec:java -e -Dexec.mainClass=com.microsoft.playwright.CLI -Dexec.args="codegen  --save-storage=auth.json"
+# Perform authentication and exit.
+# auth.json will contain the storage state.
+```
+
 ```sh python
 $ playwright codegen --save-storage=auth.json
 # Perform authentication and exit.
@@ -64,6 +78,13 @@ $ npx playwright codegen --load-storage=auth.json my.web.app
 # Perform actions in authenticated state.
 ```
 
+```sh java
+$ mvn exec:java -e -Dexec.mainClass=com.microsoft.playwright.CLI -Dexec.args="open --load-storage=auth.json my.web.app"
+$ mvn exec:java -e -Dexec.mainClass=com.microsoft.playwright.CLI -Dexec.args="codegen --load-storage=auth.json my.web.app"
+# Perform authentication and exit.
+# auth.json will contain the storage state.
+```
+
 ```sh python
 $ playwright open --load-storage=auth.json my.web.app
 $ playwright codegen --load-storage=auth.json my.web.app
@@ -157,6 +178,11 @@ With `open`, you can use Playwright bundled browsers to browse web pages. Playwr
 $ npx playwright open example.com
 ```
 
+```sh java
+# Open page in Chromium
+$ mvn exec:java -e -Dexec.mainClass=com.microsoft.playwright.CLI -Dexec.args="open example.com"
+```
+
 ```sh python
 # Open page in Chromium
 $ playwright open example.com
@@ -167,6 +193,11 @@ $ playwright open example.com
 $ npx playwright wk example.com
 ```
 
+```sh java
+# Open page in WebKit
+$ mvn exec:java -e -Dexec.mainClass=com.microsoft.playwright.CLI -Dexec.args="wk example.com"
+```
+
 ```sh python
 # Open page in WebKit
 $ playwright wk example.com
@@ -180,6 +211,11 @@ $ playwright wk example.com
 $ npx playwright open --device="iPhone 11" wikipedia.org
 ```
 
+```sh java
+# Emulate iPhone 11.
+$ mvn exec:java -e -Dexec.mainClass=com.microsoft.playwright.CLI -Dexec.args='open --device="iPhone 11" wikipedia.org'
+```
+
 ```sh python
 # Emulate iPhone 11.
 $ playwright open --device="iPhone 11" wikipedia.org
@@ -190,6 +226,10 @@ $ playwright open --device="iPhone 11" wikipedia.org
 # Emulate screen size and color scheme.
 $ npx playwright open --viewport-size=800,600 --color-scheme=dark twitter.com
 ```
+```sh java
+# Emulate screen size and color scheme.
+$ mvn exec:java -e -Dexec.mainClass=com.microsoft.playwright.CLI -Dexec.args="open --viewport-size=800,600 --color-scheme=dark twitter.com"
+```
 ```sh python
 # Emulate screen size and color scheme.
 $ playwright open --viewport-size=800,600 --color-scheme=dark twitter.com
@@ -201,6 +241,11 @@ $ playwright open --viewport-size=800,600 --color-scheme=dark twitter.com
 # Once page opens, click the "my location" button to see geolocation in action
 $ npx playwright open --timezone="Europe/Rome" --geolocation="41.890221,12.492348" --lang="it-IT" maps.google.com
 ```
+```sh java
+# Emulate timezone, language & location
+# Once page opens, click the "my location" button to see geolocation in action
+$ mvn exec:java -e -Dexec.mainClass=com.microsoft.playwright.CLI -Dexec.args='open --timezone="Europe/Rome" --geolocation="41.890221,12.492348" --lang="it-IT" maps.google.com'
+```
 ```sh python
 # Emulate timezone, language & location
 # Once page opens, click the "my location" button to see geolocation in action
@@ -257,6 +302,11 @@ Generates selector for the given element.
 $ npx playwright screenshot --help
 ```
 
+```sh java
+# See command help
+$ mvn exec:java -e -Dexec.mainClass=com.microsoft.playwright.CLI -Dexec.args="screenshot --help"
+```
+
 ```sh python
 # See command help
 $ playwright screenshot --help
@@ -271,6 +321,11 @@ $ npx playwright screenshot \
     twitter.com twitter-iphone.png
 ```
 
+```sh java
+# Wait 3 seconds before capturing a screenshot after page loads ('load' event fires)
+$ mvn exec:java -e -Dexec.mainClass=com.microsoft.playwright.CLI -Dexec.args='screenshot --device="iPhone 11" --color-scheme=dark --wait-for-timeout=3000 twitter.com twitter-iphone.png'
+```
+
 ```sh python
 # Wait 3 seconds before capturing a screenshot after page loads ('load' event fires)
 $ playwright screenshot \
@@ -285,6 +340,11 @@ $ playwright screenshot \
 $ npx playwright screenshot --full-page en.wikipedia.org wiki-full.png
 ```
 
+```sh java
+# Capture a full page screenshot
+$ mvn exec:java -e -Dexec.mainClass=com.microsoft.playwright.CLI -Dexec.args='screenshot --full-page en.wikipedia.org wiki-full.png'
+```
+
 ```sh python
 # Capture a full page screenshot
 $ playwright screenshot --full-page en.wikipedia.org wiki-full.png
@@ -299,6 +359,11 @@ PDF generation only works in Headless Chromium.
 $ npx playwright pdf https://en.wikipedia.org/wiki/PDF wiki.pdf
 ```
 
+```sh java
+# See command help
+$ mvn exec:java -e -Dexec.mainClass=com.microsoft.playwright.CLI -Dexec.args="pdf https://en.wikipedia.org/wiki/PDF wiki.pdf"
+```
+
 ```sh python
 # See command help
 $ playwright pdf https://en.wikipedia.org/wiki/PDF wiki.pdf

docs/src/inspector.md

@@ -74,6 +74,10 @@ configures Playwright for debugging and opens the inspector.
   $ npx playwright codegen wikipedia.org
   ```
 
+  ```sh java
+  $ mvn exec:java -e -Dexec.mainClass=com.microsoft.playwright.CLI -Dexec.args="codegen wikipedia.org"
+  ```
+
   ```sh python
   $ playwright codegen wikipedia.org
   ```

docs/src/intro-java.md

@@ -115,6 +115,14 @@ By default, Playwright runs the browsers in headless mode. To see the browser UI
 playwright.firefox().launch(new BrowserType.LaunchOptions().withHeadless(false).withSlowMo(50));
 ```
 
+## Record scripts
+
+Command Line Interface [CLI](./cli.md) can be used to record user interactions and generate Java code.
+
+```sh
+$ mvn exec:java -e -Dexec.mainClass=com.microsoft.playwright.CLI -Dexec.args="codegen wikipedia.org"
+```
+
 ## System requirements
 
 Playwright requires **Java 8** or newer. The browser binaries for Chromium,