/**
* Copyright (C) 2009-2013 FoundationDB, LLC
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.foundationdb.server.types.mcompat.mcasts;
import com.foundationdb.server.error.AkibanInternalException;
import com.foundationdb.server.types.*;
import com.foundationdb.server.types.common.BigDecimalWrapperImpl;
import com.foundationdb.server.types.value.UnderlyingType;
import com.foundationdb.server.types.value.ValueSource;
import com.foundationdb.server.types.value.ValueTarget;
import com.foundationdb.server.types.texpressions.Constantness;
import com.google.common.primitives.UnsignedLongs;
public class MNumericCastBase
{
static class FromDoubleToInt8 extends TCastBase
{
public FromDoubleToInt8(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.DOUBLE),
checkType(target, UnderlyingType.INT_8), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt8((byte)CastUtils.round(Byte.MAX_VALUE, Byte.MIN_VALUE,
source.getDouble(), context));
}
}
static class FromDoubleToUnsignedInt8 extends TCastBase
{
public FromDoubleToUnsignedInt8(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.DOUBLE),
checkType(target, UnderlyingType.INT_8), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt16((short)CastUtils.round(Short.MAX_VALUE, 0,
source.getDouble(), context));
}
}
static class FromDoubleToInt16 extends TCastBase
{
public FromDoubleToInt16(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.DOUBLE),
checkType(target, UnderlyingType.INT_16), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt16((short)CastUtils.round(Short.MAX_VALUE, Short.MIN_VALUE,
source.getDouble(), context));
}
}
static class FromDoubleToUnsignedInt16 extends TCastBase
{
public FromDoubleToUnsignedInt16(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.DOUBLE),
checkType(source, UnderlyingType.INT_32), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt32((int)CastUtils.round(Integer.MAX_VALUE, 0,
source.getDouble(), context));
}
}
static class FromDoubleToInt32 extends TCastBase
{
public FromDoubleToInt32(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.DOUBLE),
checkType(source, UnderlyingType.INT_32), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt32((int)CastUtils.round(Integer.MAX_VALUE, Integer.MIN_VALUE,
source.getDouble(), context));
}
}
static class FromDoubleToUnsignedInt32 extends TCastBase
{
public FromDoubleToUnsignedInt32(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.DOUBLE),
checkType(target, UnderlyingType.INT_64), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt64((long)CastUtils.round(Long.MAX_VALUE, 0,
source.getDouble(), context));
}
}
static class FromDoubleToInt64 extends TCastBase
{
public FromDoubleToInt64(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.DOUBLE),
checkType(target, UnderlyingType.INT_64), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt64((long)CastUtils.round(Long.MAX_VALUE, Long.MIN_VALUE,
source.getDouble(), context));
}
}
static class FromDoubleToDecimal extends TCastBase
{
public FromDoubleToDecimal(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.DOUBLE),
checkType(source, UnderlyingType.BYTES), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
// TODO: determine the target precision and scale then correctly round
// the source to that type
throw new UnsupportedOperationException();
}
}
static class FromInt8ToUnsignedInt8 extends TCastBase
{
public FromInt8ToUnsignedInt8(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_8),
checkType(target, UnderlyingType.INT_16), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt16((short)CastUtils.getInRange(Short.MAX_VALUE, 0, source.getInt8(), context));
}
}
static class FromInt8ToInt16 extends TCastBase
{
public FromInt8ToInt16(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_8),
checkType(target, UnderlyingType.INT_16), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt16(source.getInt8());
}
}
static class FromInt8ToUnsignedInt16 extends TCastBase
{
public FromInt8ToUnsignedInt16(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_8),
checkType(target, UnderlyingType.INT_32), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt32((int)CastUtils.getInRange(Integer.MAX_VALUE, 0, source.getInt8(), context));
}
}
static class FromInt8ToInt32 extends TCastBase
{
public FromInt8ToInt32(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_8),
checkType(target, UnderlyingType.INT_32), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt32(source.getInt8());
}
}
static class FromInt8ToUnsignedInt32 extends TCastBase
{
public FromInt8ToUnsignedInt32(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_8),
checkType(target, UnderlyingType.INT_64), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt64(CastUtils.getInRange(Long.MAX_VALUE, 0, source.getInt8(), context));
}
}
static class FromInt8ToInt64 extends TCastBase
{
public FromInt8ToInt64(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_8),
checkType(target, UnderlyingType.INT_64), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt64(source.getInt8());
}
}
static class FromInt8ToDouble extends TCastBase
{
public FromInt8ToDouble(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_8),
checkType(target, UnderlyingType.DOUBLE), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putDouble(source.getInt8());
}
}
static class FromInt8ToDecimal extends TCastBase
{
public FromInt8ToDecimal(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_8),
checkType(target, UnderlyingType.BYTES), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putObject(new BigDecimalWrapperImpl(source.getInt8()));
}
}
static class FromInt16ToInt8 extends TCastBase
{
public FromInt16ToInt8(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_16),
checkType(target, UnderlyingType.INT_8), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt8((byte)CastUtils.getInRange(Byte.MAX_VALUE, Byte.MIN_VALUE, source.getInt16(), context));
}
}
static class FromInt16ToUnsignedInt8 extends TCastBase
{
public FromInt16ToUnsignedInt8(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_16),
checkType(target, UnderlyingType.INT_16), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt16((short)CastUtils.getInRange(Short.MAX_VALUE, 0, source.getInt16(), context));
}
}
static class FromInt16ToInt16 extends TCastBase
{
public FromInt16ToInt16(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_16),
checkType(target, UnderlyingType.INT_16), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt16(source.getInt16());
}
}
static class FromInt16ToUnsignedInt16 extends TCastBase
{
public FromInt16ToUnsignedInt16(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_16),
checkType(target, UnderlyingType.INT_32), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt32((int)CastUtils.getInRange(Integer.MAX_VALUE, 0, source.getInt16(), context));
}
}
static class FromInt16ToInt32 extends TCastBase
{
public FromInt16ToInt32(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_16),
checkType(target, UnderlyingType.INT_32), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt32(source.getInt16());
}
}
static class FromInt16ToUnsignedInt32 extends TCastBase
{
public FromInt16ToUnsignedInt32(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_16),
checkType(target, UnderlyingType.INT_64), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt64(CastUtils.getInRange(Long.MAX_VALUE, 0, source.getInt16(), context));
}
}
static class FromInt16ToInt64 extends TCastBase
{
public FromInt16ToInt64(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_16),
checkType(target, UnderlyingType.INT_64), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt64(source.getInt16());
}
}
static class FromInt16ToDouble extends TCastBase
{
public FromInt16ToDouble(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_16),
checkType(target, UnderlyingType.DOUBLE), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putDouble(source.getInt16());
}
}
static class FromInt16ToDecimal extends TCastBase
{
public FromInt16ToDecimal(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_16),
checkType(target, UnderlyingType.BYTES), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putObject(new BigDecimalWrapperImpl(source.getInt16()));
}
}
static class FromInt32ToInt8 extends TCastBase
{
public FromInt32ToInt8(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_32),
checkType(target, UnderlyingType.INT_8), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt8((byte)CastUtils.getInRange(Byte.MAX_VALUE, Byte.MIN_VALUE, source.getInt32(), context));
}
}
static class FromInt32ToUnsignedInt8 extends TCastBase
{
public FromInt32ToUnsignedInt8(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_32),
checkType(target, UnderlyingType.INT_16), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt16((short)CastUtils.getInRange(Short.MAX_VALUE, 0, source.getInt32(), context));
}
}
static class FromInt32ToInt16 extends TCastBase
{
public FromInt32ToInt16(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_32),
checkType(target, UnderlyingType.INT_16), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt16((short)CastUtils.getInRange(Short.MAX_VALUE, Short.MIN_VALUE, source.getInt32(), context));
}
}
static class FromInt32ToUnsignedInt16 extends TCastBase
{
public FromInt32ToUnsignedInt16(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_32),
checkType(target, UnderlyingType.INT_32), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt32((int)CastUtils.getInRange(Integer.MAX_VALUE, 0, source.getInt32(), context));
}
}
static class FromInt32ToInt32 extends TCastBase
{
public FromInt32ToInt32(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_32),
checkType(target, UnderlyingType.INT_32), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt32(source.getInt32());
}
}
static class FromInt32ToUnsignedInt32 extends TCastBase
{
public FromInt32ToUnsignedInt32(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_32),
checkType(target, UnderlyingType.INT_64), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt64(CastUtils.getInRange(Long.MAX_VALUE, 0, source.getInt32(), context));
}
}
static class FromInt32ToInt64 extends TCastBase
{
public FromInt32ToInt64(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_32),
checkType(target, UnderlyingType.INT_64), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt64(source.getInt32());
}
}
static class FromInt32ToDouble extends TCastBase
{
public FromInt32ToDouble(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_32),
checkType(target, UnderlyingType.DOUBLE), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putDouble(source.getInt32());
}
}
static class FromInt32ToDecimal extends TCastBase
{
public FromInt32ToDecimal(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_32),
checkType(target, UnderlyingType.BYTES), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putObject(new BigDecimalWrapperImpl(source.getInt32()));
}
}
static class FromInt64ToInt8 extends TCastBase
{
public FromInt64ToInt8(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_64),
checkType(target, UnderlyingType.INT_8), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt8((byte)CastUtils.getInRange(Byte.MAX_VALUE, Byte.MIN_VALUE, source.getInt64(), context));
}
}
static class FromInt64ToUnsignedInt8 extends TCastBase
{
public FromInt64ToUnsignedInt8(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_64),
checkType(target, UnderlyingType.INT_16), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt16((short)CastUtils.getInRange(Short.MAX_VALUE, 0, source.getInt64(), context));
}
}
static class FromInt64ToInt16 extends TCastBase
{
public FromInt64ToInt16(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_64),
checkType(target, UnderlyingType.INT_16), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt16((short)CastUtils.getInRange(Short.MAX_VALUE, Short.MIN_VALUE, source.getInt64(), context));
}
}
static class FromInt64ToUnsignedInt16 extends TCastBase
{
public FromInt64ToUnsignedInt16(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_64),
checkType(target, UnderlyingType.INT_32), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt32((int)CastUtils.getInRange(Integer.MAX_VALUE, 0, source.getInt64(), context));
}
}
static class FromInt64ToInt32 extends TCastBase
{
public FromInt64ToInt32(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_64),
checkType(target, UnderlyingType.INT_32), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt32((int)CastUtils.getInRange(Integer.MAX_VALUE, Integer.MIN_VALUE, source.getInt64(), context));
}
}
static class FromInt64ToUnsignedInt32 extends TCastBase
{
public FromInt64ToUnsignedInt32(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_64),
checkType(target, UnderlyingType.INT_64), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt64(CastUtils.getInRange(Long.MAX_VALUE, 0, source.getInt64(), context));
}
}
static class FromInt64ToInt64 extends TCastBase
{
public FromInt64ToInt64(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_64),
checkType(target, UnderlyingType.INT_64), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putInt64(source.getInt64());
}
}
static class FromInt64ToDouble extends TCastBase
{
public FromInt64ToDouble(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_64),
checkType(target, UnderlyingType.DOUBLE), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putDouble(source.getInt64());
}
}
static class FromInt64ToDecimal extends TCastBase
{
public FromInt64ToDecimal(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_64),
checkType(target, UnderlyingType.BYTES), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
target.putObject(new BigDecimalWrapperImpl(source.getInt64()));
}
}
static class FromUInt64ToDecimal extends TCastBase
{
public FromUInt64ToDecimal(TClass source, TClass target, boolean auto, Constantness c)
{
super(checkType(source, UnderlyingType.INT_64),
checkType(target, UnderlyingType.BYTES), c);
}
@Override
public void doEvaluate(TExecutionContext context, ValueSource source, ValueTarget target)
{
String asString = UnsignedLongs.toString(source.getInt64());
target.putObject(new BigDecimalWrapperImpl(asString));
}
}
private static TClass checkType (TClass input, UnderlyingType expected)
{
if (input.underlyingType() != expected)
throw new AkibanInternalException("Expected " + expected + " but got " + input.underlyingType());
return input;
}
}