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Data processing utilities for ClickHouse
package com.clickhouse.data.value;
import java.math.BigDecimal;
import java.math.BigInteger;
import java.net.Inet4Address;
import java.net.Inet6Address;
import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.LocalTime;
import java.time.ZoneOffset;
import java.util.UUID;
import com.clickhouse.data.ClickHouseDataType;
import com.clickhouse.data.ClickHouseUtils;
import com.clickhouse.data.ClickHouseValue;
import com.clickhouse.data.ClickHouseValues;
/**
* Wrapper class of {@code Bitmap}.
*/
public class ClickHouseBitmapValue extends ClickHouseObjectValue {
/**
* Create a new instance representing empty value.
*
* @param valueType value type, must be native integer
* @return new instance representing empty value
*/
public static ClickHouseBitmapValue ofEmpty(ClickHouseDataType valueType) {
return ofEmpty(null, valueType);
}
/**
* Update given value to empty or create a new instance if {@code ref} is null.
*
* @param ref object to update, could be null
* @param valueType value type, must be native integer
* @return same object as {@code ref} or a new instance if it's null
*/
public static ClickHouseBitmapValue ofEmpty(ClickHouseValue ref, ClickHouseDataType valueType) {
ClickHouseBitmap v = ClickHouseBitmap.empty(valueType);
return ref instanceof ClickHouseBitmapValue ? (ClickHouseBitmapValue) ((ClickHouseBitmapValue) ref).set(v)
: new ClickHouseBitmapValue(v);
}
/**
* Wrap the given value.
*
* @param value value
* @return object representing the value
*/
public static ClickHouseBitmapValue of(ClickHouseBitmap value) {
return of(null, value);
}
/**
* Update value of the given object or create a new instance if {@code ref} is
* null.
*
* @param ref object to update, could be null
* @param value value
* @return same object as {@code ref} or a new instance if it's null
*/
public static ClickHouseBitmapValue of(ClickHouseValue ref, ClickHouseBitmap value) {
if (value == null) {
value = ClickHouseBitmap.empty();
}
return ref instanceof ClickHouseBitmapValue ? (ClickHouseBitmapValue) ((ClickHouseBitmapValue) ref).set(value)
: new ClickHouseBitmapValue(value);
}
protected ClickHouseBitmapValue(ClickHouseBitmap value) {
super(value);
}
@Override
public ClickHouseBitmapValue copy(boolean deep) {
return new ClickHouseBitmapValue(getValue());
}
@Override
public boolean isNullable() {
return false;
}
@Override
public boolean isNullOrEmpty() {
return getValue().isEmpty();
}
@Override
public byte asByte() {
if (isNullOrEmpty()) {
return (byte) 0;
}
ClickHouseBitmap v = getValue();
if (v.getCardinality() != 1) {
throw new IllegalArgumentException(
ClickHouseUtils.format("Expect only one element but we got %d", v.getLongCardinality()));
}
return v.innerType.getByteLength() > 4 ? (byte) v.toLongArray()[0] : (byte) v.toIntArray()[0];
}
@Override
public short asShort() {
if (isNullOrEmpty()) {
return (short) 0;
}
ClickHouseBitmap v = getValue();
if (v.getCardinality() != 1) {
throw new IllegalArgumentException(
ClickHouseUtils.format("Expect only one element but we got %d", v.getLongCardinality()));
}
return v.innerType.getByteLength() > 4 ? (short) v.toLongArray()[0] : (short) v.toIntArray()[0];
}
@Override
public int asInteger() {
if (isNullOrEmpty()) {
return 0;
}
ClickHouseBitmap v = getValue();
if (v.getCardinality() != 1) {
throw new IllegalArgumentException(
ClickHouseUtils.format("Expect only one element but we got %d", v.getLongCardinality()));
}
return v.innerType.getByteLength() > 4 ? (int) v.toLongArray()[0] : v.toIntArray()[0];
}
@Override
public long asLong() {
if (isNullOrEmpty()) {
return 0;
}
ClickHouseBitmap v = getValue();
if (v.getCardinality() != 1) {
throw new IllegalArgumentException(
ClickHouseUtils.format("Expect only one element but we got %d", v.getLongCardinality()));
}
return v.innerType.getByteLength() > 4 ? v.toLongArray()[0] : v.toIntArray()[0];
}
@Override
public BigInteger asBigInteger() {
if (isNullOrEmpty()) {
return null;
}
return BigInteger.valueOf(asLong());
}
@Override
public float asFloat() {
return isNullOrEmpty() ? 0F : (float) asInteger();
}
@Override
public double asDouble() {
return isNullOrEmpty() ? 0D : (double) asLong();
}
@Override
public BigDecimal asBigDecimal(int scale) {
return isNullOrEmpty() ? null : new BigDecimal(asBigInteger()).setScale(scale);
}
@Override
public Object asObject() {
return getValue();
}
public long getCardinality() {
return isNullOrEmpty() ? 0L : getValue().getLongCardinality();
}
@Override
public ClickHouseBitmapValue resetToDefault() {
set(ClickHouseBitmap.empty());
return this;
}
@Override
public String toSqlExpression() {
return isNullOrEmpty() ? ClickHouseValues.NULL_EXPR : String.valueOf(getValue());
}
@Override
public ClickHouseBitmapValue update(boolean value) {
set(ClickHouseBitmap.wrap(value ? (byte) 1 : (byte) 0));
return this;
}
@Override
public ClickHouseBitmapValue update(char value) {
set(ClickHouseBitmap.wrap((short) value));
return this;
}
@Override
public ClickHouseBitmapValue update(byte value) {
set(ClickHouseBitmap.wrap(value));
return this;
}
@Override
public ClickHouseBitmapValue update(short value) {
set(ClickHouseBitmap.wrap(value));
return this;
}
@Override
public ClickHouseBitmapValue update(int value) {
set(ClickHouseBitmap.wrap(value));
return this;
}
@Override
public ClickHouseBitmapValue update(long value) {
set(ClickHouseBitmap.wrap(value));
return this;
}
@Override
public ClickHouseBitmapValue update(float value) {
set(ClickHouseBitmap.wrap((int) value));
return this;
}
@Override
public ClickHouseBitmapValue update(double value) {
set(ClickHouseBitmap.wrap((long) value));
return this;
}
@Override
public ClickHouseBitmapValue update(BigInteger value) {
if (value == null) {
resetToNullOrEmpty();
} else {
set(ClickHouseBitmap.wrap(value.longValue()));
}
return this;
}
@Override
public ClickHouseBitmapValue update(BigDecimal value) {
if (value == null) {
resetToNullOrEmpty();
} else {
set(ClickHouseBitmap.wrap(value.longValue()));
}
return this;
}
@Override
public ClickHouseBitmapValue update(Enum value) {
if (value == null) {
resetToNullOrEmpty();
} else {
set(ClickHouseBitmap.wrap(value.ordinal()));
}
return this;
}
@Override
public ClickHouseBitmapValue update(Inet4Address value) {
if (value == null) {
resetToNullOrEmpty();
} else {
set(ClickHouseBitmap.wrap(ClickHouseValues.convertToBigInteger(value).longValue()));
}
return this;
}
@Override
public ClickHouseBitmapValue update(Inet6Address value) {
if (value == null) {
resetToNullOrEmpty();
} else {
set(ClickHouseBitmap.wrap(ClickHouseValues.convertToBigInteger(value).longValue()));
}
return this;
}
@Override
public ClickHouseBitmapValue update(LocalDate value) {
if (value == null) {
resetToNullOrEmpty();
} else {
set(ClickHouseBitmap.wrap(value.toEpochDay()));
}
return this;
}
@Override
public ClickHouseBitmapValue update(LocalTime value) {
if (value == null) {
resetToNullOrEmpty();
} else {
set(ClickHouseBitmap.wrap(value.toSecondOfDay()));
}
return this;
}
@Override
public ClickHouseBitmapValue update(LocalDateTime value) {
if (value == null) {
resetToNullOrEmpty();
} else {
set(ClickHouseBitmap.wrap(value.toEpochSecond(ZoneOffset.UTC)));
}
return this;
}
@Override
public ClickHouseBitmapValue update(String value) {
if (value == null) {
resetToNullOrEmpty();
} else if (value.isEmpty()) {
resetToDefault();
} else {
set(ClickHouseBitmap.wrap(Long.parseLong(value)));
}
return this;
}
@Override
public ClickHouseBitmapValue update(UUID value) {
if (value == null) {
resetToNullOrEmpty();
} else {
set(ClickHouseBitmap.wrap(ClickHouseValues.convertToBigInteger(value).longValue()));
}
return this;
}
@Override
public ClickHouseBitmapValue update(ClickHouseValue value) {
if (value == null || value.isNullOrEmpty()) {
resetToNullOrEmpty();
} else if (value instanceof ClickHouseBitmapValue) {
set(((ClickHouseBitmapValue) value).getValue());
} else {
set(ClickHouseBitmap.wrap(value.asInteger()));
}
return this;
}
@Override
public ClickHouseBitmapValue update(Object value) {
if (value instanceof ClickHouseBitmap) {
set((ClickHouseBitmap) value);
return this;
}
super.update(value);
return this;
}
}