Oracle® Java Micro Edition Embedded Client Architecture Guide Release 1.1 E23813-01 |
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This appendix describes system properties supported by the Oracle Java Micro Edition Embedded Client.
In addition to the standard base Java SE system properties (see Table B-2), Oracle Java Micro Edition Embedded Client supports the additional system properties described in Table B-1.
Table B-1 Oracle Java Micro Edition Embedded Client System Properties
System Property | Default Value | Description |
---|---|---|
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Display native window decorations. |
|
No default |
Top-level presentation mode class. |
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CVMHOME |
Location of application repository. |
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|
Display extra diagnostic information. |
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No default |
For dual-stack builds only, a space-separated list of jar files that provide a MIDP implementation. |
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"1.4.2" |
Indicates the Java SE equivalent version for core class interfaces. Example: |
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UTF-8 |
Character encoding for the default locale. |
|
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Package that contains the converters that handle converting between local encodings and Unicode. |
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CVMHOME |
Specifies one or more directories to search for installed optional packages, each separated by |
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Indicates if virtual machine was built with just-in-time-compiler support.Values: |
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No default |
Comma-delimited list of available communications ports |
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Java ME configuration |
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Unicode character encoding |
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No default |
Host platform |
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System locale |
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Java platform |
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No default |
Java ME profile |
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|
Disable the mechanism that allows the CDC Java run-time environment to fallback to using |
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Platform-specific |
Platform word size. Examples: |
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No default |
Default boot class path. In particular, includes jar files from the |
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Specified on command line |
From here, the VM loads VM libraries (like those related to JVMTI) and any libraries needed for classes on the |
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Platform-specific |
Endianess of CPU, |
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Platform-specific, follows |
For example |
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No default |
User-defined path to fonts. Prefix the path value with |
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"Oracle Java Micro Edition Embedded Client" |
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|
US |
Country (system dependent). |
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en |
Two-letter language code of the default locale (system dependent). |
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US |
Two-letter country code of the default locale (system dependent). |
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UTC |
Time zone (system dependent) |
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No default |
Variant (more specific than country and language). |
Table B-2 lists the base Java SE properties defined by the CDC specification and supported by Oracle Java Micro Edition Embedded Client. These properties have no default values.
Table B-2 Base Java SE System Properties in Oracle Java Micro Edition Embedded Client
System Property | Description |
---|---|
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File separator ("/" on UNIX) |
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Java class path |
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Java class format version number |
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Name of JIT compiler to use |
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Path of extension directory or directories |
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Java installation directory |
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Default temp file path |
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Path from which to load native libraries. Default is absolute path to |
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Java Runtime Environment specification name |
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Java Runtime Environment specification vendor |
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Java Virtual Machine specification version |
java.vendor |
Java Runtime Environment vendor |
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Java vendor URL |
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Java Runtime Environment version |
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Java Virtual Machine implementation name |
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Java Virtual Machine specification name |
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Java Virtual Machine specification vendor |
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Java Virtual Machine implementation vendor |
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Java Virtual Machine implementation version |
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Line separator ("\n" on UNIX) |
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Operating system architecture |
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Operating system name |
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Operating system version |
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Path separator (":" on UNIX) |
|
User's current working directory |
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User's home directory |
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User's account name |