Package adams.core.management

Class JDeps

java.lang.Object

adams.core.management.Java

adams.core.management.JDeps

public class JDeps
extends Java

A helper class for the jdeps utility.

Version:

$Revision$

Author:

fracpete (fracpete at waikato dot ac dot nz)

Field Summary

Fields

Modifier and Type	Field	Description
static String	EXECUTABLE	the jdeps executable.

Fields inherited from class adams.core.management.Java

BIN_DIR, CLASSPATH_FULL, CLASSPATH_SHORT, JAVA, JAVAC, MAJOR_VERSION

Constructor Summary

Constructors

Constructor	Description
JDeps()

Method Summary

Modifier and Type	Method	Description
static String	execute(String options)	Executes jdeps and returns the output.
static String	execute(String executable, File[] classpath, String options)	Executes the executable and returns the output.
static String	execute(String executable, String options)	Executes the executable and returns the output.
static String	getDefaultOptions()	Returns the default options ("-histo:live") for jdeps.
static String	getExecutablePath()	Returns the full path of the JMap executable, if possible.
static boolean	isAvailable()	Checks whether jdeps is available at all.

Methods inherited from class adams.core.management.Java

getBinDir, getBinDir, getClassPath, getHome, getJavaExecutable, getMajorVersion, isJDK, isJDK, isJRE, isJRE, main

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

EXECUTABLE

public static final String EXECUTABLE

the jdeps executable.

See Also:

Constant Field Values

Constructor Detail

JDeps

public JDeps()

Method Detail

isAvailable

public static boolean isAvailable()

Checks whether jdeps is available at all.

Returns:

true if available

getExecutablePath

public static String getExecutablePath()

Returns the full path of the JMap executable, if possible.

Returns:

the full path of the executable if possible, otherwise just the executable

getDefaultOptions

public static String getDefaultOptions()

Returns the default options ("-histo:live") for jdeps.

Returns:

the default options

execute

public static String execute(String options)

Executes jdeps and returns the output. Automatically adds classpath to commandline.

Parameters:

options - additional options for jdeps

Returns:

the output

execute

public static String execute(String executable,
                             String options)

Executes the executable and returns the output. Automatically adds classpath to commandline.

Parameters:

executable - the jdeps executable to use

options - additional options for jdeps

Returns:

the output

execute

public static String execute(String executable,
                             File[] classpath,
                             String options)

Executes the executable and returns the output. Automatically adds classpath to commandline.

Parameters:

executable - the jdeps executable to use

classpath - the classpath parts (directories and jar files); uses application classpath if null or 0-length

options - additional options for jdeps

Returns:

the output