Package org.h2.value

Class ValueJson

java.lang.Object

org.h2.value.VersionedValue<Value>

org.h2.value.Value

org.h2.value.ValueBytesBase

org.h2.value.ValueJson

All Implemented Interfaces:

HasSQL, Typed

public final class ValueJson
extends ValueBytesBase

Implementation of the JSON data type.

Field Summary

Fields

Modifier and Type	Field	Description
static final ValueJson	FALSE	false JSON value.
private static final byte[]	FALSE_BYTES
static final ValueJson	NULL	null JSON value.
private static final byte[]	NULL_BYTES
static final ValueJson	TRUE	true JSON value.
private static final byte[]	TRUE_BYTES
static final ValueJson	ZERO	0 JSON value.

Fields inherited from class org.h2.value.ValueBytesBase

hash, value

Fields inherited from class org.h2.value.Value

ARRAY, ASSIGN_TO, BIGINT, BINARY, BLOB, BOOLEAN, CAST_TO, CHAR, CLOB, CONVERT_TO, DATE, DECFLOAT, DOUBLE, EMPTY_VALUES, ENUM, GEOMETRY, GROUP_BINARY_STRING, GROUP_BOOLEAN, GROUP_CHARACTER_STRING, GROUP_COLLECTION, GROUP_DATETIME, GROUP_INTERVAL_DT, GROUP_INTERVAL_YM, GROUP_NULL, GROUP_NUMERIC, GROUP_OTHER, GROUPS, INTEGER, INTERVAL_DAY, INTERVAL_DAY_TO_HOUR, INTERVAL_DAY_TO_MINUTE, INTERVAL_DAY_TO_SECOND, INTERVAL_HOUR, INTERVAL_HOUR_TO_MINUTE, INTERVAL_HOUR_TO_SECOND, INTERVAL_MINUTE, INTERVAL_MINUTE_TO_SECOND, INTERVAL_MONTH, INTERVAL_SECOND, INTERVAL_YEAR, INTERVAL_YEAR_TO_MONTH, JAVA_OBJECT, JSON, MAX_LONG_DECIMAL, MIN_LONG_DECIMAL, NUMERIC, REAL, ROW, SMALLINT, TIME, TIME_TZ, TIMESTAMP, TIMESTAMP_TZ, TINYINT, TYPE_COUNT, UNKNOWN, UUID, VARBINARY, VARCHAR, VARCHAR_IGNORECASE

Fields inherited from interface org.h2.util.HasSQL

ADD_PLAN_INFORMATION, DEFAULT_SQL_FLAGS, NO_CASTS, QUOTE_ONLY_WHEN_REQUIRED, REPLACE_LOBS_FOR_TRACE, TRACE_SQL_FLAGS

Constructor Summary

Constructors

Modifier	Constructor	Description
private	ValueJson(byte[] value)

Method Summary

Modifier and Type	Method	Description
static ValueJson	fromJson(byte[] bytes)	Returns JSON value with the specified content.
static ValueJson	fromJson(String s)	Returns JSON value with the specified content.
static ValueJson	get(boolean bool)	Returns JSON value with the specified boolean content.
static ValueJson	get(int number)	Returns JSON value with the specified numeric content.
static ValueJson	get(long number)	Returns JSON value with the specified numeric content.
static ValueJson	get(String string)	Returns JSON value with the specified string content.
static ValueJson	get(BigDecimal number)	Returns JSON value with the specified numeric content.
static ValueJson	getInternal(byte[] bytes)	Returns JSON value with the specified content.
JSONItemType	getItemType()	Returns JSON item type.
private static ValueJson	getNumber(String s)
StringBuilder	getSQL(StringBuilder builder, int sqlFlags)	Appends the SQL statement of this object to the specified builder.
String	getString()	Get the value as a string.
TypeInfo	getType()	Returns the data type.
int	getValueType()	Get the value type.

Methods inherited from class org.h2.value.ValueBytesBase

compareTypeSafe, equals, getBytes, getBytesNoCopy, getMemory, hashCode

Methods inherited from class org.h2.value.Value

add, cache, castTo, charLength, clearCache, compareTo, compareWithNull, containsNull, convertForAssignTo, convertTo, convertTo, convertTo, convertTo, convertTo, convertToAnyArray, convertToAnyRow, convertToBigint, convertToBoolean, convertToChar, convertToDate, convertToDouble, convertToEnum, convertToGeometry, convertToInt, convertToInt, convertToJavaObject, convertToReal, convertToSmallint, convertToTinyint, convertToUuid, divide, getBigDecimal, getBoolean, getByte, getDataConversionError, getDataConversionError, getDouble, getFloat, getHigherOrder, getHigherOrderKnown, getInputStream, getInputStream, getInt, getLong, getReader, getReader, getShort, getSignum, getTypeName, getUnsupportedExceptionForOperation, getValueTooLongException, isFalse, isTrue, modulus, multiply, negate, octetLength, rangeCheck, subtract, toString

Methods inherited from class org.h2.value.VersionedValue

getCommittedValue, getCurrentValue, getOperationId, isCommitted

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.h2.util.HasSQL

getSQL, getTraceSQL

Field Details

NULL_BYTES

private static final byte[] NULL_BYTES

TRUE_BYTES

private static final byte[] TRUE_BYTES

FALSE_BYTES

private static final byte[] FALSE_BYTES

NULL

public static final ValueJson NULL

null JSON value.

TRUE

public static final ValueJson TRUE

true JSON value.

FALSE

public static final ValueJson FALSE

false JSON value.

ZERO

public static final ValueJson ZERO

0 JSON value.

Constructor Details

ValueJson

private ValueJson(byte[] value)

Method Details

getSQL

public StringBuilder getSQL(StringBuilder builder,
 int sqlFlags)

Description copied from interface: HasSQL

Appends the SQL statement of this object to the specified builder.

Specified by:

getSQL in interface HasSQL

Overrides:

getSQL in class ValueBytesBase

Parameters:

builder - string builder

sqlFlags - formatting flags

Returns:

the specified string builder

getType

public TypeInfo getType()

Description copied from interface: Typed

Returns the data type.

Specified by:

getType in interface Typed

Specified by:

getType in class Value

Returns:

the data type

getValueType

public int getValueType()

Description copied from class: Value

Get the value type.

Specified by:

getValueType in class Value

Returns:

the value type

getString

public String getString()

Description copied from class: Value

Get the value as a string.

Specified by:

getString in class Value

Returns:

the string

getItemType

public JSONItemType getItemType()

Returns JSON item type.

Returns:

JSON item type

fromJson

public static ValueJson fromJson(String s)

Returns JSON value with the specified content.

Parameters:

s - JSON representation, will be normalized

Returns:

JSON value

Throws:

DbException - on invalid JSON

fromJson

public static ValueJson fromJson(byte[] bytes)

Returns JSON value with the specified content.

Parameters:

bytes - JSON representation, will be normalized

Returns:

JSON value

Throws:

DbException - on invalid JSON

get

public static ValueJson get(boolean bool)

Returns JSON value with the specified boolean content.

Parameters:

bool - boolean value

Returns:

JSON value

get

public static ValueJson get(int number)

Returns JSON value with the specified numeric content.

Parameters:

number - integer value

Returns:

JSON value

get

public static ValueJson get(long number)

Returns JSON value with the specified numeric content.

Parameters:

number - long value

Returns:

JSON value

get

public static ValueJson get(BigDecimal number)

Returns JSON value with the specified numeric content.

Parameters:

number - big decimal value

Returns:

JSON value

get

public static ValueJson get(String string)

Returns JSON value with the specified string content.

Parameters:

string - string value

Returns:

JSON value

getInternal

public static ValueJson getInternal(byte[] bytes)

Returns JSON value with the specified content.

Parameters:

bytes - normalized JSON representation

Returns:

JSON value

getNumber

private static ValueJson getNumber(String s)