org.openrewrite.java.RetrieveCursor Maven / Gradle / Ivy
/*
* Copyright 2020 the original author or authors.
*
* 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
*
* https://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.openrewrite.java;
import org.openrewrite.Cursor;
import org.openrewrite.Tree;
public class RetrieveCursor extends AbstractJavaSourceVisitor {
private final Tree scope;
public RetrieveCursor(Tree scope) {
this.scope = scope;
setCursoringOn();
}
@Override
public Cursor defaultTo(Tree t) {
return null;
}
@Override
public Cursor visitTree(Tree tree) {
if (scope.isScope(tree)) {
return getCursor();
}
return super.visitTree(tree);
}
}