/*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.facebook.presto.execution;
import com.facebook.presto.spi.Marker;
import com.facebook.presto.spi.SerializableNativeValue;
import com.fasterxml.jackson.annotation.JsonCreator;
import com.fasterxml.jackson.annotation.JsonIgnore;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.google.common.base.Objects;
import javax.annotation.concurrent.Immutable;
import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkNotNull;
@Immutable
public final class SimpleMarker
{
private final boolean inclusive;
private final Comparable<?> value;
private final Class<?> type;
private SimpleMarker(boolean inclusive, Comparable<?> value, Class<?> type)
{
checkNotNull(value, "value is null");
checkNotNull(type, "type is null");
checkArgument(type.isInstance(value), String.format("value (%s) must be of specified type (%s)", value, type));
this.inclusive = inclusive;
this.value = value;
this.type = type;
}
@JsonCreator
public SimpleMarker(
@JsonProperty("inclusive") boolean inclusive,
@JsonProperty("value") SerializableNativeValue value)
{
this(inclusive, value.getValue(), value.getType());
}
@JsonProperty
public boolean isInclusive()
{
return inclusive;
}
@JsonIgnore
public Comparable<?> getValue()
{
return value;
}
@JsonProperty("value")
public SerializableNativeValue getSerializableNativeValue()
{
return new SerializableNativeValue(type, value);
}
public static SimpleMarker fromMarker(Marker marker)
{
if (marker == null || marker.isUpperUnbounded() || marker.isLowerUnbounded()) {
return null;
}
return new SimpleMarker(marker.getBound() == Marker.Bound.EXACTLY, marker.getValue(), marker.getType());
}
@Override
public boolean equals(Object o)
{
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
SimpleMarker that = (SimpleMarker) o;
return Objects.equal(this.inclusive, that.inclusive) &&
Objects.equal(this.value, that.value) &&
Objects.equal(this.type, that.type);
}
@Override
public int hashCode()
{
return Objects.hashCode(inclusive, value, type);
}
@Override
public String toString()
{
return Objects.toStringHelper(this)
.addValue(inclusive)
.addValue(value)
.addValue(type)
.toString();
}
}