Package com.clickhouse.client.data
Class ClickHouseNestedValue
- java.lang.Object
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- com.clickhouse.client.data.ClickHouseObjectValue<Object[][]>
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- com.clickhouse.client.data.ClickHouseNestedValue
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- All Implemented Interfaces:
ClickHouseValue
,Serializable
public class ClickHouseNestedValue extends ClickHouseObjectValue<Object[][]>
Wrapper class of Nested.- See Also:
- Serialized Form
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Constructor Summary
Constructors Modifier Constructor Description protected
ClickHouseNestedValue(List<ClickHouseColumn> columns, Object[][] values)
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description Object[]
asArray()
Gets value as an object array.<T> T[]
asArray(Class<T> clazz)
Gets value as an array.Map<Object,Object>
asMap()
Gets value as a map.<K,V>
Map<K,V>asMap(Class<K> keyClass, Class<V> valueClass)
Gets value as a map.String
asString(int length, Charset charset)
Gets value as fixed length(in bytes) string.protected static Object[][]
check(List<ClickHouseColumn> columns, Object[][] value)
ClickHouseNestedValue
copy(boolean deep)
Gets a copy of this value object.boolean
equals(Object obj)
List<ClickHouseColumn>
getColumns()
Gets immutable list of nested columns.protected Object
getSingleValue()
int
hashCode()
boolean
isNullOrEmpty()
Checks if the value is null, or empty for non-null types like Array, Tuple and Map.static ClickHouseNestedValue
of(ClickHouseValue ref, List<ClickHouseColumn> columns, Object[][] values)
Update value of the given object or create a new instance ifref
is null.static ClickHouseNestedValue
of(List<ClickHouseColumn> columns, Object[][] values)
Wrap the given value.static ClickHouseNestedValue
ofEmpty(List<ClickHouseColumn> columns)
Creates an empty nested value.ClickHouseNestedValue
resetToNullOrEmpty()
Resets value to null, or empty when null is not supported(e.g.protected ClickHouseNestedValue
set(Object[][] value)
String
toSqlExpression()
Converts the value to escaped SQL expression.ClickHouseNestedValue
update(boolean value)
Updates value.ClickHouseNestedValue
update(boolean[] value)
Updates value.ClickHouseNestedValue
update(byte value)
Updates value.ClickHouseNestedValue
update(byte[] value)
Updates value.ClickHouseNestedValue
update(char value)
Updates value.ClickHouseNestedValue
update(char[] value)
Updates value.ClickHouseNestedValue
update(double value)
Updates value.ClickHouseNestedValue
update(double[] value)
Updates value.ClickHouseNestedValue
update(float value)
Updates value.ClickHouseNestedValue
update(float[] value)
Updates value.ClickHouseNestedValue
update(int value)
Updates value.ClickHouseNestedValue
update(int[] value)
Updates value.ClickHouseNestedValue
update(long value)
Updates value.ClickHouseNestedValue
update(long[] value)
Updates value.ClickHouseNestedValue
update(short value)
Updates value.ClickHouseNestedValue
update(short[] value)
Updates value.ClickHouseNestedValue
update(ClickHouseValue value)
Updates value.ClickHouseNestedValue
update(Enum<?> value)
Updates value.ClickHouseNestedValue
update(Object value)
Updates value.ClickHouseNestedValue
update(Object[] value)
Updates value.ClickHouseNestedValue
update(String value)
Updates value.ClickHouseNestedValue
update(BigDecimal value)
Updates value.ClickHouseNestedValue
update(BigInteger value)
Updates value.ClickHouseNestedValue
update(Inet4Address value)
Updates value.ClickHouseNestedValue
update(Inet6Address value)
Updates value.ClickHouseNestedValue
update(LocalDate value)
Updates value.ClickHouseNestedValue
update(LocalDateTime value)
Updates value.ClickHouseNestedValue
update(LocalTime value)
Updates value.ClickHouseNestedValue
update(Collection<?> value)
Updates value.ClickHouseNestedValue
update(Enumeration<?> value)
Updates value.ClickHouseNestedValue
update(Map<?,?> value)
Updates value.ClickHouseNestedValue
update(UUID value)
Updates value.ClickHouseValue
updateUnknown(Object value)
Updates value when the type is not supported.-
Methods inherited from class com.clickhouse.client.data.ClickHouseObjectValue
asBigDecimal, asBigInteger, asByte, asDouble, asFloat, asInteger, asLong, asObject, asShort, getValue, toString
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Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait
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Methods inherited from interface com.clickhouse.client.ClickHouseValue
asBigDecimal, asBinary, asBinary, asBinary, asBinary, asBoolean, asByteStream, asCharacter, asCharacterStream, asDate, asDateTime, asDateTime, asEnum, asInet4Address, asInet6Address, asInstant, asInstant, asObject, asOffsetDateTime, asOffsetDateTime, asString, asString, asString, asTime, asTime, asTuple, asUuid, asZonedDateTime, asZonedDateTime, copy, isInfinity, isNaN, newUnsupportedException, update, update, update, update, update
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Constructor Detail
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ClickHouseNestedValue
protected ClickHouseNestedValue(List<ClickHouseColumn> columns, Object[][] values)
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Method Detail
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ofEmpty
public static ClickHouseNestedValue ofEmpty(List<ClickHouseColumn> columns)
Creates an empty nested value.- Parameters:
columns
- non-null columns- Returns:
- empty nested value
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of
public static ClickHouseNestedValue of(List<ClickHouseColumn> columns, Object[][] values)
Wrap the given value.- Parameters:
columns
- columnsvalues
- values- Returns:
- object representing the value
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of
public static ClickHouseNestedValue of(ClickHouseValue ref, List<ClickHouseColumn> columns, Object[][] values)
Update value of the given object or create a new instance ifref
is null.- Parameters:
ref
- object to update, could be nullcolumns
- columnsvalues
- values- Returns:
- same object as
ref
or a new instance if it's null
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check
protected static Object[][] check(List<ClickHouseColumn> columns, Object[][] value)
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getSingleValue
protected Object getSingleValue()
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set
protected ClickHouseNestedValue set(Object[][] value)
- Overrides:
set
in classClickHouseObjectValue<Object[][]>
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getColumns
public List<ClickHouseColumn> getColumns()
Gets immutable list of nested columns.- Returns:
- immutable list of columns
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copy
public ClickHouseNestedValue copy(boolean deep)
Description copied from interface:ClickHouseValue
Gets a copy of this value object.- Parameters:
deep
- true to create a deep copy; false for a shallow copy- Returns:
- copy of this value object
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asArray
public Object[] asArray()
Description copied from interface:ClickHouseValue
Gets value as an object array.- Returns:
- non-null object array
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asArray
public <T> T[] asArray(Class<T> clazz)
Description copied from interface:ClickHouseValue
Gets value as an array.- Type Parameters:
T
- type of the element- Parameters:
clazz
- class of the element- Returns:
- non-null array
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asMap
public Map<Object,Object> asMap()
Description copied from interface:ClickHouseValue
Gets value as a map.- Returns:
- non-null map value
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asMap
public <K,V> Map<K,V> asMap(Class<K> keyClass, Class<V> valueClass)
Description copied from interface:ClickHouseValue
Gets value as a map.- Type Parameters:
K
- type of keyV
- type of value- Parameters:
keyClass
- non-null class of keyvalueClass
- non-null class of value- Returns:
- non-null map value
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asString
public String asString(int length, Charset charset)
Description copied from interface:ClickHouseValue
Gets value as fixed length(in bytes) string.- Specified by:
asString
in interfaceClickHouseValue
- Overrides:
asString
in classClickHouseObjectValue<Object[][]>
- Parameters:
length
- byte length of the string, 0 or negative number means unboundedcharset
- charset, null is same as default(UTF-8)- Returns:
- string value, could be null
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isNullOrEmpty
public boolean isNullOrEmpty()
Description copied from interface:ClickHouseValue
Checks if the value is null, or empty for non-null types like Array, Tuple and Map.Please pay attention that only nullability will be considered for String, meaning this method will return
false
for an empty string. This is because String is treated as value-based type instead of a container like Array.- Specified by:
isNullOrEmpty
in interfaceClickHouseValue
- Overrides:
isNullOrEmpty
in classClickHouseObjectValue<Object[][]>
- Returns:
- true if the value is null or empty; false otherwise
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resetToNullOrEmpty
public ClickHouseNestedValue resetToNullOrEmpty()
Description copied from interface:ClickHouseValue
Resets value to null, or empty when null is not supported(e.g. Array, Tuple and Map etc.).Keep in mind that String is value-based type, so this method will change its value to null instead of an empty string.
- Specified by:
resetToNullOrEmpty
in interfaceClickHouseValue
- Overrides:
resetToNullOrEmpty
in classClickHouseObjectValue<Object[][]>
- Returns:
- this object
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toSqlExpression
public String toSqlExpression()
Description copied from interface:ClickHouseValue
Converts the value to escaped SQL expression. For example, number 123 will be converted to123
, while string "12'3" will be converted to @{code '12\'3'}.- Specified by:
toSqlExpression
in interfaceClickHouseValue
- Overrides:
toSqlExpression
in classClickHouseObjectValue<Object[][]>
- Returns:
- escaped SQL expression
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update
public ClickHouseNestedValue update(boolean value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(boolean[] value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(char value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(char[] value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(byte value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(byte[] value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(short value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(short[] value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(int value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(int[] value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(long value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(long[] value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(float value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(float[] value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(double value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(double[] value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(BigInteger value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(BigDecimal value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(Enum<?> value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(Inet4Address value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(Inet6Address value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(LocalDate value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(LocalTime value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(LocalDateTime value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(Collection<?> value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(Enumeration<?> value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(Map<?,?> value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(String value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(UUID value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(ClickHouseValue value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(Object[] value)
Description copied from interface:ClickHouseValue
Updates value.- Parameters:
value
- value to update- Returns:
- this object
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updateUnknown
public ClickHouseValue updateUnknown(Object value)
Description copied from interface:ClickHouseValue
Updates value when the type is not supported. This method will be called at the end ofClickHouseValue.update(Object)
after trying all known classes. By default, it's same asupdate(String.valueOf(value))
.Please avoid to call
ClickHouseValue.update(Object)
here as it will create endless loop.- Parameters:
value
- value to update- Returns:
- this object
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update
public ClickHouseNestedValue update(Object value)
Description copied from interface:ClickHouseValue
Updates value. This method tries to identify type ofvalue
and then use corresponding update method to proceed. Unknown value will be passed toClickHouseValue.updateUnknown(Object)
.- Specified by:
update
in interfaceClickHouseValue
- Overrides:
update
in classClickHouseObjectValue<Object[][]>
- Parameters:
value
- value to update, could be null- Returns:
- this object
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equals
public boolean equals(Object obj)
- Overrides:
equals
in classClickHouseObjectValue<Object[][]>
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hashCode
public int hashCode()
- Overrides:
hashCode
in classClickHouseObjectValue<Object[][]>
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