Class J9IndexableObjectHelper
java.lang.Object
com.ibm.j9ddr.vm29.pointer.helper.J9ObjectHelper
com.ibm.j9ddr.vm29.pointer.helper.J9IndexableObjectHelper
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Field Summary
Fields declared in class com.ibm.j9ddr.vm29.pointer.helper.J9ObjectHelper
compressObjectReferences, mixedReferenceMode
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Constructor Summary
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Method Summary
Modifier and TypeMethodDescriptionstatic com.ibm.j9ddr.vm29.pointer.generated.J9ArrayClassPointer
clazz
(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer) static long
Get the header size of a contiguous indexable object.static long
Get the header size of a discontiguous indexable object.static U32
flags
(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer) static void
getBooleanData
(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer, boolean[] dst, int start, int length, int destStart) static void
getByteData
(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer, byte[] dst, int start, int length, int destStart) static void
getCharData
(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer, char[] dst, int start, int length, int destStart) static String
getClassName
(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer) static Object
getData
(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer) static void
getData
(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer, Object dst, int start, int length, int destStart) Get the requested array data elements and output these elements to the dst method parameter.static VoidPointer
getDataAddrForIndexable
(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer) Get the dataAddr field for the indexable object.static String
getDataAsString
(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer array) static String
getDataAsString
(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer array, int dumpLimit, int characterDumpLimit) static void
getDoubleData
(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer, double[] dst, int start, int length, int destStart) static VoidPointer
getElementEA
(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer, int index, int dataSize) Get the address for the desired element in the array.static void
getFloatData
(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer, float[] dst, int start, int length, int destStart) static void
getIntData
(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer, int[] dst, int start, int length, int destStart) static void
getLongData
(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer, long[] dst, int start, int length, int destStart) static void
getObjectData
(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer, com.ibm.j9ddr.vm29.pointer.generated.J9ObjectPointer[] dst, int start, int length, int destStart) static void
getShortData
(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer, short[] dst, int start, int length, int destStart) static UDATA
monitor
(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer) static U32
rawSize
(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer) static U32
size
(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer) static U32
size
(com.ibm.j9ddr.vm29.pointer.generated.J9ObjectPointer objPointer) Methods declared in class com.ibm.j9ddr.vm29.pointer.helper.J9ObjectHelper
clazz, flags, getBooleanField, getByteField, getByteFromArrayByIndex, getCharField, getClassName, getDoubleField, getFieldOffset, getFloatField, getIntField, getJavaName, getLongField, getObjectField, getShortField, getStringField, headerSize, isIndexable, monitor, rawClazz, reportClassCacheStats, stringValue
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Constructor Details
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J9IndexableObjectHelper
public J9IndexableObjectHelper()
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Method Details
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flags
public static U32 flags(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer) throws CorruptDataException - Throws:
CorruptDataException
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clazz
public static com.ibm.j9ddr.vm29.pointer.generated.J9ArrayClassPointer clazz(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer) throws CorruptDataException - Throws:
CorruptDataException
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monitor
public static UDATA monitor(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer) throws CorruptDataException - Throws:
CorruptDataException
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getClassName
public static String getClassName(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer) throws CorruptDataException - Throws:
CorruptDataException
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rawSize
public static U32 rawSize(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer) throws CorruptDataException - Throws:
CorruptDataException
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size
public static U32 size(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer) throws CorruptDataException - Throws:
CorruptDataException
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size
public static U32 size(com.ibm.j9ddr.vm29.pointer.generated.J9ObjectPointer objPointer) throws CorruptDataException - Throws:
CorruptDataException
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contiguousHeaderSize
public static long contiguousHeaderSize()Get the header size of a contiguous indexable object. -
discontiguousHeaderSize
public static long discontiguousHeaderSize()Get the header size of a discontiguous indexable object. -
getDataAddrForIndexable
public static VoidPointer getDataAddrForIndexable(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer) throws CorruptDataException, NoSuchFieldException Get the dataAddr field for the indexable object.- Parameters:
objPointer
- the array object whose dataAddr field we are accessing- Throws:
CorruptDataException
- if there's a problem accessing the indexable object dataAddr fieldNoSuchFieldException
- if the indexable object dataAddr field does not exist on the build that generated the core file
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getElementEA
public static VoidPointer getElementEA(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer, int index, int dataSize) throws CorruptDataException Get the address for the desired element in the array.- Parameters:
objPointer
- array object whose elements we are accessingindex
- the desired index within then arraydataSize
- size of the data held in the array- Returns:
- the address for the desired element in the array
- Throws:
CorruptDataException
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getData
public static void getData(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer, Object dst, int start, int length, int destStart) throws CorruptDataException Get the requested array data elements and output these elements to the dst method parameter.- Parameters:
objPointer
- array object whose elements we are accessingdst
- destination array where we will output the elementsstart
- starting index of the elements we are interested inlength
- number of elements to outputdestStart
- starting index of destination array where we will start outputting elements- Throws:
CorruptDataException
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getByteData
public static void getByteData(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer, byte[] dst, int start, int length, int destStart) throws CorruptDataException - Throws:
CorruptDataException
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getCharData
public static void getCharData(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer, char[] dst, int start, int length, int destStart) throws CorruptDataException - Throws:
CorruptDataException
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getDoubleData
public static void getDoubleData(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer, double[] dst, int start, int length, int destStart) throws CorruptDataException - Throws:
CorruptDataException
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getFloatData
public static void getFloatData(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer, float[] dst, int start, int length, int destStart) throws CorruptDataException - Throws:
CorruptDataException
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getIntData
public static void getIntData(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer, int[] dst, int start, int length, int destStart) throws CorruptDataException - Throws:
CorruptDataException
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getLongData
public static void getLongData(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer, long[] dst, int start, int length, int destStart) throws CorruptDataException - Throws:
CorruptDataException
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getShortData
public static void getShortData(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer, short[] dst, int start, int length, int destStart) throws CorruptDataException - Throws:
CorruptDataException
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getBooleanData
public static void getBooleanData(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer, boolean[] dst, int start, int length, int destStart) throws CorruptDataException - Throws:
CorruptDataException
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getObjectData
public static void getObjectData(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer, com.ibm.j9ddr.vm29.pointer.generated.J9ObjectPointer[] dst, int start, int length, int destStart) throws CorruptDataException - Throws:
CorruptDataException
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getData
public static Object getData(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer objPointer) throws CorruptDataException - Throws:
CorruptDataException
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getDataAsString
public static String getDataAsString(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer array) throws CorruptDataException - Throws:
CorruptDataException
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getDataAsString
public static String getDataAsString(com.ibm.j9ddr.vm29.pointer.generated.J9IndexableObjectPointer array, int dumpLimit, int characterDumpLimit) throws CorruptDataException - Throws:
CorruptDataException
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