Module openj9.dtfj

Package com.ibm.dtfj.java

Interface JavaVMInitArgs

All Known Implementing Classes:

DTFJJavaVMInitArgs, JavaVMInitArgs, JCJavaVMInitArgs

public interface JavaVMInitArgs

Represents the JavaVMInitArgs C structure passed to JNI_CreateJavaVM to create the Java runtime.

Field Summary

Fields

Modifier and Type	Field	Description
static final int	JNI_VERSION_1_1	The JNI specified version constant for the Java 1.1 version of JNI
static final int	JNI_VERSION_1_2	The JNI specified version constant for the Java 1.2 version of JNI
static final int	JNI_VERSION_1_4	The JNI specified version constant for the Java 1.4 version of JNI
static final int	JNI_VERSION_1_6	The JNI specified version constant for the Java 1.6 version of JNI

Method Summary

Modifier and Type	Method	Description
boolean	getIgnoreUnrecognized()	Fetch the ignoreUnrecognized field from the JavaVMInitArgs structure used to create this VM.
Iterator	getOptions()	Fetch the options used to start this VM, in the order they were originally specified.
int	getVersion()	Fetch the JNI version from the JavaVMInitArgs structure used to create this VM.

Field Details

JNI_VERSION_1_1

static final int JNI_VERSION_1_1

The JNI specified version constant for the Java 1.1 version of JNI

See Also:

• Constant Field Values

JNI_VERSION_1_2

static final int JNI_VERSION_1_2

The JNI specified version constant for the Java 1.2 version of JNI

See Also:

• Constant Field Values

JNI_VERSION_1_4

static final int JNI_VERSION_1_4

The JNI specified version constant for the Java 1.4 version of JNI

See Also:

• Constant Field Values

JNI_VERSION_1_6

static final int JNI_VERSION_1_6

The JNI specified version constant for the Java 1.6 version of JNI

See Also:

• Constant Field Values

Method Details

getVersion

int getVersion()
        throws DataUnavailable,
CorruptDataException

Fetch the JNI version from the JavaVMInitArgs structure used to create this VM. See the JNI specification for the meaning for this field.

Returns:

the JNI version

Throws:

DataUnavailable

CorruptDataException

getIgnoreUnrecognized

boolean getIgnoreUnrecognized()
                       throws DataUnavailable,
CorruptDataException

Fetch the ignoreUnrecognized field from the JavaVMInitArgs structure used to create this VM. See the JNI specification for the meaning of this field.

Returns:

true if ignoreUnrecognized was set to a non-zero value with the VM was invoked

Throws:

DataUnavailable

CorruptDataException

getOptions

Iterator getOptions()
             throws DataUnavailable

Fetch the options used to start this VM, in the order they were originally specified.

Returns:

an Iterator over the collection of JavaVMOptions

Throws:

DataUnavailable

See Also:

• JavaVMOption