Package com.yahoo.data.access.simple

Class Value.EmptyValue

java.lang.Object

com.yahoo.data.access.simple.Value

com.yahoo.data.access.simple.Value.EmptyValue

All Implemented Interfaces:

Inspectable, Inspector

Enclosing class:

Value

public static class Value.EmptyValue
extends Value

Nested Class Summary

Nested classes/interfaces inherited from class com.yahoo.data.access.simple.Value

Value.ArrayValue, Value.BoolValue, Value.DataValue, Value.DoubleValue, Value.EmptyValue, Value.LongValue, Value.ObjectValue, Value.StringValue

Constructor Summary

Constructors

Constructor	Description
EmptyValue()

Method Summary

Modifier and Type	Method	Description
boolean	asBool()	Access the inspector's value if it's a BOOLEAN; otherwise throws exception
byte[]	asData()	Access the inspector's value if it's DATA; otherwise throws exception
double	asDouble()	Access the inspector's value if it's a DOUBLE (or LONG); otherwise throws exception
long	asLong()	Access the inspector's value if it's a LONG (or DOUBLE); otherwise throws exception
String	asString()	Access the inspector's value if it's a STRING; otherwise throws exception
byte[]	asUtf8()	Access the inspector's value (in utf-8 representation) if it's a STRING; otherwise throws exception
boolean	valid()	Check if the inspector is valid.

Methods inherited from class com.yahoo.data.access.simple.Value

asBool, asData, asDouble, asLong, asString, asUtf8, empty, entries, entry, entryCount, field, fieldCount, fields, inspect, invalid, toJson, toString, traverse, traverse, type, writeJson

Methods inherited from class java.lang.Object

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

Constructor Details

EmptyValue

public EmptyValue()

Method Details

valid

public boolean valid()

Description copied from interface: Inspector

Check if the inspector is valid. If you try to access a field or array entry that does not exist, you will get an invalid Inspector returned.

Specified by:

valid in interface Inspector

Overrides:

valid in class Value

asBool

public boolean asBool()

Description copied from interface: Inspector

Access the inspector's value if it's a BOOLEAN; otherwise throws exception

Specified by:

asBool in interface Inspector

Overrides:

asBool in class Value

asLong

public long asLong()

Description copied from interface: Inspector

Access the inspector's value if it's a LONG (or DOUBLE); otherwise throws exception

Specified by:

asLong in interface Inspector

Overrides:

asLong in class Value

asDouble

public double asDouble()

Description copied from interface: Inspector

Access the inspector's value if it's a DOUBLE (or LONG); otherwise throws exception

Specified by:

asDouble in interface Inspector

Overrides:

asDouble in class Value

asString

public String asString()

Description copied from interface: Inspector

Access the inspector's value if it's a STRING; otherwise throws exception

Specified by:

asString in interface Inspector

Overrides:

asString in class Value

asUtf8

public byte[] asUtf8()

Description copied from interface: Inspector

Access the inspector's value (in utf-8 representation) if it's a STRING; otherwise throws exception

Specified by:

asUtf8 in interface Inspector

Overrides:

asUtf8 in class Value

asData

public byte[] asData()

Description copied from interface: Inspector

Access the inspector's value if it's DATA; otherwise throws exception

Specified by:

asData in interface Inspector

Overrides:

asData in class Value