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- All Superinterfaces:
JavaMember
- All Known Implementing Classes:
DTFJJavaField
,DTFJJavaFieldInstance
,DTFJJavaFieldStatic
,JavaField
,JavaInstanceField
,JavaStaticField
public interface JavaField extends JavaMember
Represents a Java field declaration.
This interface is modeled on java.lang.reflect.Field.
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Method Summary
All Methods Instance Methods Abstract Methods Default Methods Deprecated Methods Modifier and Type Method Description Object
get(JavaObject object)
Get the contents of an Object field.boolean
getBoolean(JavaObject object)
Get the contents of a boolean field.byte
getByte(JavaObject object)
Get the contents of a byte field.char
getChar(JavaObject object)
Get the contents of a char field.double
getDouble(JavaObject object)
Get the contents of a double field.float
getFloat(JavaObject object)
Get the contents of a float field.int
getInt(JavaObject object)
Get the contents of an int field.long
getLong(JavaObject object)
Get the contents of a long field.short
getShort(JavaObject object)
Get the contents of a short field.String
getString(JavaObject object)
Get the contents of a string field.default boolean
isNestedPacked()
Deprecated.default boolean
isNestedPackedArray()
Deprecated.-
Methods declared in interface com.ibm.dtfj.java.JavaMember
equals, getDeclaringClass, getModifiers, getName, getSignature, hashCode
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Method Detail
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get
Object get(JavaObject object) throws CorruptDataException, MemoryAccessException
Get the contents of an Object field.- Parameters:
object
- to fetch the field from. Ignored for static fields.- Returns:
- a JavaObject instance for reference type fields, an instance of a subclass of Number, Boolean, or Character for primitive fields, or null for null reference fields This field must be declared in the object's class or in a superclass.
- Throws:
CorruptDataException
MemoryAccessException
NullPointerException
- if the field is an instance field, and object is nullIllegalArgumentException
- if the specified object is not appropriate for this field- See Also:
JavaObject
,Byte
,Double
,Float
,Integer
,Long
,Short
,Character
,Boolean
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getBoolean
boolean getBoolean(JavaObject object) throws CorruptDataException, MemoryAccessException
Get the contents of a boolean field.- Parameters:
object
- to fetch the field from. Ignored for static fields.- Returns:
- the field contents
- Throws:
CorruptDataException
MemoryAccessException
NullPointerException
- if the field is an instance field, and object is nullIllegalArgumentException
- if the specified object is not appropriate for this field, or if the type of the field cannot be converted to boolean
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getByte
byte getByte(JavaObject object) throws CorruptDataException, MemoryAccessException
Get the contents of a byte field.- Parameters:
object
- to fetch the field from. Ignored for static fields- Returns:
- the field contents
- Throws:
CorruptDataException
MemoryAccessException
NullPointerException
- if the field is an instance field, and object is nullIllegalArgumentException
- if the specified object is not appropriate for this field, or if the type of the field cannot be converted to byte
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getChar
char getChar(JavaObject object) throws CorruptDataException, MemoryAccessException
Get the contents of a char field.- Parameters:
object
- to fetch the field from. Ignored for static fields.- Returns:
- the field contents
- Throws:
CorruptDataException
MemoryAccessException
NullPointerException
- if the field is an instance field, and object is nullIllegalArgumentException
- if the specified object is not appropriate for this field, or if the type of the field cannot be converted to char
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getDouble
double getDouble(JavaObject object) throws CorruptDataException, MemoryAccessException
Get the contents of a double field.- Parameters:
object
- to fetch the field from. Ignored for static fields.- Returns:
- the field contents
- Throws:
CorruptDataException
MemoryAccessException
NullPointerException
- if the field is an instance field, and object is nullIllegalArgumentException
- if the specified object is not appropriate for this field, or if the type of the field cannot be converted to double
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getFloat
float getFloat(JavaObject object) throws CorruptDataException, MemoryAccessException
Get the contents of a float field.- Parameters:
object
- to fetch the field from. Ignored for static fields.- Returns:
- the field contents
- Throws:
CorruptDataException
MemoryAccessException
NullPointerException
- if the field is an instance field, and object is nullIllegalArgumentException
- if the specified object is not appropriate for this field, or if the type of the field cannot be converted to float
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getInt
int getInt(JavaObject object) throws CorruptDataException, MemoryAccessException
Get the contents of an int field.- Parameters:
object
- to fetch the field from. Ignored for static fields.- Returns:
- the field contents
- Throws:
CorruptDataException
MemoryAccessException
NullPointerException
- if the field is an instance field, and object is nullIllegalArgumentException
- if the specified object is not appropriate for this field, or if the type of the field cannot be converted to int
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getLong
long getLong(JavaObject object) throws CorruptDataException, MemoryAccessException
Get the contents of a long field.- Parameters:
object
- to fetch the field from. Ignored for static fields.- Returns:
- the field contents
- Throws:
CorruptDataException
MemoryAccessException
NullPointerException
- if the field is an instance field, and object is nullIllegalArgumentException
- if the specified object is not appropriate for this field, or if the type of the field cannot be converted to long
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getShort
short getShort(JavaObject object) throws CorruptDataException, MemoryAccessException
Get the contents of a short field.- Parameters:
object
- to fetch the field from. Ignored for static fields.- Returns:
- the field contents
- Throws:
CorruptDataException
MemoryAccessException
NullPointerException
- if the field is an instance field, and object is nullIllegalArgumentException
- if the specified object is not appropriate for this field, or if the type of the field cannot be converted to short
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getString
String getString(JavaObject object) throws CorruptDataException, MemoryAccessException
Get the contents of a string field.- Parameters:
object
- to fetch the field from. Ignored for static fields.- Returns:
- a String representing the value of the String field. Note that the instance returned can be null if the field was null in object.
- Throws:
CorruptDataException
MemoryAccessException
IllegalArgumentException
- if the specified field is not a StringNullPointerException
- if the field is an instance field, and object is null
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isNestedPacked
@Deprecated default boolean isNestedPacked() throws CorruptDataException, MemoryAccessException
Deprecated.
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isNestedPackedArray
@Deprecated default boolean isNestedPackedArray() throws CorruptDataException, MemoryAccessException
Deprecated.
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