com.facebook.presto.jdbc.internal.spi.function.InvocationConvention 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.spi.function;
import java.util.List;
public class InvocationConvention
{
private final List argumentConventionList;
private final InvocationReturnConvention returnConvention;
private final boolean hasSession;
public InvocationConvention(List argumentConventionList, InvocationReturnConvention returnConvention, boolean hasSession)
{
this.argumentConventionList = argumentConventionList;
this.returnConvention = returnConvention;
this.hasSession = hasSession;
}
public InvocationReturnConvention getReturnConvention()
{
return returnConvention;
}
public List getArgumentConventions()
{
return argumentConventionList;
}
public InvocationArgumentConvention getArgumentConvention(int index)
{
return argumentConventionList.get(index);
}
public boolean hasSession()
{
return hasSession;
}
public String toString()
{
return "(" + argumentConventionList.toString() + ")" + returnConvention;
}
public enum InvocationArgumentConvention
{
NEVER_NULL,
BOXED_NULLABLE,
NULL_FLAG,
BLOCK_POSITION,
FUNCTION
}
public enum InvocationReturnConvention
{
FAIL_ON_NULL,
NULLABLE_RETURN
}
}
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