com.facebook.presto.jdbc.internal.common.Utils Maven / Gradle / Ivy
/*
* 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.jdbc.internal.common;
import com.facebook.presto.jdbc.internal.common.block.Block;
import com.facebook.presto.jdbc.internal.common.block.BlockBuilder;
import com.facebook.presto.jdbc.internal.common.predicate.Primitives;
import com.facebook.presto.jdbc.internal.common.type.Type;
import static com.facebook.presto.jdbc.internal.common.type.TypeUtils.readNativeValue;
import static com.facebook.presto.jdbc.internal.common.type.TypeUtils.writeNativeValue;
public final class Utils
{
private Utils()
{
}
public static Block nativeValueToBlock(Type type, Object object)
{
if (object != null && !Primitives.wrap(type.getJavaType()).isInstance(object)) {
throw new IllegalArgumentException(String.format("Object '%s' does not match type %s", object, type.getJavaType()));
}
BlockBuilder blockBuilder = type.createBlockBuilder(null, 1);
writeNativeValue(type, blockBuilder, object);
return blockBuilder.build();
}
public static Object blockToNativeValue(Type type, Block block)
{
return readNativeValue(type, block, 0);
}
public static void checkArgument(boolean expression)
{
if (!expression) {
throw new IllegalArgumentException();
}
}
}
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