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* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch licenses this file to you 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 org.elasticsearch.painless.node;
/**
* Interface for lambda/method reference nodes. They need special handling by LDefCall.
* <p>
* This is because they know nothing about the target interface, and can only push
* all their captures onto the stack and defer everything until link-time.
*/
interface ILambda {
/** Returns reference to resolve at link-time */
String getPointer();
/** Returns the types of captured parameters. Can be empty */
org.objectweb.asm.Type[] getCaptures();
/** Returns the number of captured parameters */
default int getCaptureCount() {
return getCaptures().length;
}
}