org.apache.atlas.groovy.TypeCoersionExpression Maven / Gradle / Ivy
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF 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.apache.atlas.groovy;
import java.util.Collections;
import java.util.List;
/**
* Groovy expression that represents a type coersion (e.g obj as Set).
*/
public class TypeCoersionExpression extends AbstractGroovyExpression {
private GroovyExpression expr;
private String className;
public TypeCoersionExpression(GroovyExpression expr, String className) {
this.expr = expr;
this.className = className;
}
@Override
public void generateGroovy(GroovyGenerationContext context) {
context.append("((");
expr.generateGroovy(context);
context.append(")");
context.append(" as ");
context.append(className);
context.append(")");
}
@Override
public List getChildren() {
return Collections.singletonList(expr);
}
@Override
public GroovyExpression copy(List newChildren) {
assert newChildren.size() == 1;
return new TypeCoersionExpression(newChildren.get(0), className);
}
}