org.apache.tinkerpop.gremlin.groovy.jsr223.CompileStaticGroovyCustomizer Maven / Gradle / Ivy
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* Licensed to the Apache Software Foundation (ASF) under one
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* 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
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*/
package org.apache.tinkerpop.gremlin.groovy.jsr223;
import groovy.transform.CompileStatic;
import org.codehaus.groovy.control.customizers.ASTTransformationCustomizer;
import org.codehaus.groovy.control.customizers.CompilationCustomizer;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import java.util.stream.Collectors;
import java.util.stream.Stream;
/**
* Injects the {@code CompileStatic} transformer to enable type validation on script execution.
*
* @author Stephen Mallette (http://stephen.genoprime.com)
*/
class CompileStaticGroovyCustomizer implements GroovyCustomizer {
private final String extensions;
CompileStaticGroovyCustomizer() {
this(null);
}
CompileStaticGroovyCustomizer(final String extensions) {
this.extensions = extensions;
}
@Override
public CompilationCustomizer create() {
final Map annotationParams = new HashMap<>();
if (extensions != null && !extensions.isEmpty()) {
if (extensions.contains(","))
annotationParams.put("extensions", Stream.of(extensions.split(",")).collect(Collectors.toList()));
else
annotationParams.put("extensions", Collections.singletonList(extensions));
}
return new ASTTransformationCustomizer(annotationParams, CompileStatic.class);
}
}