/*
* 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;
import org.elasticsearch.painless.Definition.Cast;
import java.util.Objects;
import java.util.Set;
import org.elasticsearch.painless.Location;
import org.elasticsearch.painless.Globals;
import org.elasticsearch.painless.Locals;
import org.elasticsearch.painless.MethodWriter;
/**
* Represents a cast that is inserted into the tree replacing other casts. (Internal only.)
*/
final class ECast extends AExpression {
private AExpression child;
private final Cast cast;
ECast(Location location, AExpression child, Cast cast) {
super(location);
this.child = Objects.requireNonNull(child);
this.cast = Objects.requireNonNull(cast);
}
@Override
void extractVariables(Set<String> variables) {
throw new IllegalStateException("Illegal tree structure.");
}
@Override
void analyze(Locals locals) {
throw createError(new IllegalStateException("Illegal tree structure."));
}
@Override
void write(MethodWriter writer, Globals globals) {
child.write(writer, globals);
writer.writeDebugInfo(location);
writer.writeCast(cast);
}
@Override
public String toString() {
return singleLineToString(cast.to, child);
}
}