props | MuleSoft Documentation
# props
## props(): Dictionary<String>
Returns all the properties configured for the DataWeave runtime, which executes the language.
### Example
This example returns all properties from the `java.util.Properties` class.
#### Source
```
%dw 2.0
import * from dw::Runtime
output application/dw
---
{ "props" : props() }
```

#### Output
```
{
 props: {
  "java.vendor": "Oracle Corporation" as String {class: "java.lang.String"},
  "sun.java.launcher": "SUN_STANDARD" as String {class: "java.lang.String"},
  "sun.management.compiler": "HotSpot 64-Bit Tiered Compilers" as String ..., *  "os.name": "Mac OS X" as String {class: "java.lang.String"},
  "sun.boot.class.path": "/Library/Java/JavaVirtualMachines/ ...,
  "org.glassfish.grizzly.nio.transport.TCPNIOTransport...": "1048576" ...,
  "java.vm.specification.vendor": "Oracle Corporation" as String ...,
  "java.runtime.version": "1.8.0_111-b14" as String {class: "java.lang.String"},
  "wrapper.native_library": "wrapper" as String {class: "java.lang.String"},
  "wrapper.key": "XlIl4YartmfEU3oKu7o81kNQbwhveXi-" as String ...,
  "user.name": "me" as String {class: "java.lang.String"},
  "mvel2.disable.jit": "TRUE" as String {class: "java.lang.String"},
  "user.language": "en" as String {class: "java.lang.String"} ...,
  "sun.boot.library.path": "/Library/Java/JavaVirtualMachines ...
  "xpath.provider": "com.mulesoft.licm.DefaultXPathProvider" ...,
  "wrapper.backend": "pipe" as String {class: "java.lang.String"},
  "java.version": "1.8.0_111" as String {class: "java.lang.String"},
  "user.timezone": "America/Los_Angeles" as String {class: "java.lang.String"},
  "java.net.preferIPv4Stack": "TRUE" as String {class: "java.lang.String"},
  "sun.arch.data.model": "64" as String {class: "java.lang.String"},
  "java.endorsed.dirs": "/Library/Java/JavaVirtualMachines/...,
  "sun.cpu.isalist": "" as String {class: "java.lang.String"},
  "sun.jnu.encoding": "UTF-8" as String {class: "java.lang.String"},
  "mule.testingMode": "" as String {class: "java.lang.String"},
  "file.encoding.pkg": "sun.io" as String {class: "java.lang.String"},
  "file.separator": "/" as String {class: "java.lang.String"},
  "java.specification.name": "Java Platform API Specification" ...,
  "java.class.version": "52.0" as String {class: "java.lang.String"},
  "jetty.git.hash": "82b8fb23f757335bb3329d540ce37a2a2615f0a8" ...,
  "user.country": "US" as String {class: "java.lang.String"},
  "mule.agent.configuration.folder": "/Applications/AnypointStudio.app/ ...,
  "log4j.configurationFactory": "org.apache.logging.log4j.core...",
  "java.home": "/Library/Java/JavaVirtualMachines/...,
  "java.vm.info": "mixed mode" as String {class: "java.lang.String"},
  "wrapper.version": "3.5.34-st" as String {class: "java.lang.String"},
  "os.version": "10.13.4" as String {class: "java.lang.String"},
  "org.eclipse.jetty.LEVEL": "WARN" as String {class: "java.lang.String"},
  "path.separator": ":" as String {class: "java.lang.String"},
  "java.vm.version": "25.111-b14" as String {class: "java.lang.String"},
  "wrapper.pid": "5212" as String {class: "java.lang.String"},
  "java.util.prefs.PreferencesFactory": "com.mulesoft.licm..."},
  "wrapper.java.pid": "5213" as String {class: "java.lang.String"},
  "mule.home": "/Applications/AnypointStudio.app/...,
  "java.awt.printerjob": "sun.lwawt.macosx.CPrinterJob" ...,
  "sun.io.unicode.encoding": "UnicodeBig" as String {class: "java.lang.String"},
  "awt.toolkit": "sun.lwawt.macosx.LWCToolkit" ...,
  "org.glassfish.grizzly.nio.transport...": "1048576" ...,
  "user.home": "/Users/me" as String {class: "java.lang.String"},
  "java.specification.vendor": "Oracle Corporation" ...,
  "java.library.path": "/Applications/AnypointStudio.app/...,
  "java.vendor.url": "http://java.oracle.com/" as String ...,
  "java.vm.vendor": "Oracle Corporation" as String {class: "java.lang.String"},
  gopherProxySet: "false" as String {class: "java.lang.String"},
  "wrapper.jvmid": "1" as String {class: "java.lang.String"},
  "java.runtime.name": "Java(TM) SE Runtime Environment" ...,
  "mule.encoding": "UTF-8" as String {class: "java.lang.String"},
  "sun.java.command": "org.mule.runtime.module.reboot....",
  "java.class.path": "%MULE_LIB%:/Applications/AnypointStudio.app...",
  "log4j2.loggerContextFactory": "org.mule.runtime.module.launcher...,
  "java.vm.specification.name": "Java Virtual Machine Specification" ,
  "java.vm.specification.version": "1.8" as String {class: "java.lang.String"},
  "sun.cpu.endian": "little" as String {class: "java.lang.String"},
  "sun.os.patch.level": "unknown" as String {class: "java.lang.String"},
  "com.ning.http.client.AsyncHttpClientConfig.useProxyProperties": "true" ...,
  "wrapper.cpu.timeout": "10" as String {class: "java.lang.String"},
  "java.io.tmpdir": "/var/folders/42/dd73l3rx7qz0n625hr29kty80000gn/T/" ...,
  "anypoint.platform.analytics_base_uri": ...,
  "java.vendor.url.bug": "http://bugreport.sun.com/bugreport/" ...,
  "os.arch": "x86_64" as String {class: "java.lang.String"},
  "java.awt.graphicsenv": "sun.awt.CGraphicsEnvironment" ...,
  "mule.base": "/Applications/AnypointStudio.app...",
  "java.ext.dirs": "/Users/staceyduke/Library/Java/Extensions: ..."},
  "user.dir": "/Applications/AnypointStudio.app/..."},
  "line.separator": "\n" as String {class: "java.lang.String"},
  "java.vm.name": "Java HotSpot(TM) 64-Bit Server VM" ...,
  "org.quartz.scheduler.skipUpdateCheck": "true" ...,
  "file.encoding": "UTF-8" as String {class: "java.lang.String"},
  "mule.forceConsoleLog": "" as String {class: "java.lang.String"},
  "java.specification.version": "1.8" as String {class: "java.lang.String"},
  "wrapper.arch": "universal" as String {class: "java.lang.String"}
 } as Object {class: "java.util.Properties"}
```