org.yamcs.oldparchive

Class BaseSegment

java.lang.Object

org.yamcs.oldparchive.BaseSegment

Direct Known Subclasses:

BooleanValueSegment, DoubleValueSegment, FloatValueSegment, GenericValueSegment, IntValueSegment, LongValueSegment, ObjectSegment, SortedTimeSegment

public abstract class BaseSegment
extends Object

Base class for all segments of values, timestamps or ParameterStatus

Author:

nm

Field Summary

Fields

Modifier and Type	Field and Description
static byte	FORMAT_ID_BinaryValueSegment
static byte	FORMAT_ID_BooleanValueSegment
static byte	FORMAT_ID_DoubleValueSegment
static byte	FORMAT_ID_FloatValueSegment
static byte	FORMAT_ID_GenericValueSegment
static byte	FORMAT_ID_IntValueSegment
static byte	FORMAT_ID_LongValueSegment
static byte	FORMAT_ID_OldBooleanValueSegment Deprecated.
static byte	FORMAT_ID_ParameterStatusSegment
static byte	FORMAT_ID_SortedTimeValueSegment
static byte	FORMAT_ID_StringValueSegment
protected byte	formatId

Method Summary

Modifier and Type	Method and Description
byte	getFormatId()
abstract int	getMaxSerializedSize()
abstract Object	getRange(int posStart, int posStop, boolean ascending) returns an array containing the values in the range [posStart, posStop) if ascending or [posStop, posStart) if descending
static BaseSegment	parseSegment(byte formatId, long segmentStart, ByteBuffer bb)
abstract int	size()
abstract void	writeTo(ByteBuffer buf)

Methods inherited from class java.lang.Object

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

Field Detail

FORMAT_ID_SortedTimeValueSegment

public static final byte FORMAT_ID_SortedTimeValueSegment

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Constant Field Values

FORMAT_ID_ParameterStatusSegment

public static final byte FORMAT_ID_ParameterStatusSegment

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Constant Field Values

FORMAT_ID_GenericValueSegment

public static final byte FORMAT_ID_GenericValueSegment

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Constant Field Values

FORMAT_ID_IntValueSegment

public static final byte FORMAT_ID_IntValueSegment

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Constant Field Values

FORMAT_ID_StringValueSegment

public static final byte FORMAT_ID_StringValueSegment

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Constant Field Values

FORMAT_ID_OldBooleanValueSegment

@Deprecated
public static final byte FORMAT_ID_OldBooleanValueSegment

Deprecated.

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Constant Field Values

FORMAT_ID_FloatValueSegment

public static final byte FORMAT_ID_FloatValueSegment

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Constant Field Values

FORMAT_ID_DoubleValueSegment

public static final byte FORMAT_ID_DoubleValueSegment

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Constant Field Values

FORMAT_ID_LongValueSegment

public static final byte FORMAT_ID_LongValueSegment

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Constant Field Values

FORMAT_ID_BinaryValueSegment

public static final byte FORMAT_ID_BinaryValueSegment

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Constant Field Values

FORMAT_ID_BooleanValueSegment

public static final byte FORMAT_ID_BooleanValueSegment

See Also:

Constant Field Values

formatId

protected byte formatId

Method Detail

writeTo

public abstract void writeTo(ByteBuffer buf)

getMaxSerializedSize

public abstract int getMaxSerializedSize()

Returns:

a high approximation for the serialized size in order to allocate a ByteBuffer big enough

getRange

public abstract Object getRange(int posStart,
                                int posStop,
                                boolean ascending)

returns an array containing the values in the range [posStart, posStop) if ascending or [posStop, posStart) if descending

Parameters:

posStart -

posStop -

ascending -

Returns:

an array containing the values in the specified range

getFormatId

public byte getFormatId()

parseSegment

public static BaseSegment parseSegment(byte formatId,
                                       long segmentStart,
                                       ByteBuffer bb)
                                throws DecodingException

Throws:

DecodingException

size

public abstract int size()