co.freeside.betamax.tape.yaml.GroovyRepresenter.java Source code

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Here is the source code for co.freeside.betamax.tape.yaml.GroovyRepresenter.java

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/*
 * Copyright 2011 Rob Fletcher
 *
 * Converted from Groovy to Java by Sean Freitag
 *
 * 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
 *
 *     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 co.freeside.betamax.tape.yaml;

import com.google.common.base.Predicate;
import com.google.common.collect.Sets;
import org.yaml.snakeyaml.introspector.Property;
import org.yaml.snakeyaml.representer.Representer;

import java.beans.IntrospectionException;
import java.util.Set;

/**
 * Ensures `metaClass` property is not dumped to YAML.
 */
public class GroovyRepresenter extends Representer {
    @Override
    protected Set<Property> getProperties(Class<?> type) {
        try {
            Set<Property> propertySet = super.getProperties(type);
            return Sets.filter(propertySet, new Predicate<Property>() {
                @Override
                public boolean apply(Property property) {
                    return !property.getName().equals("metaClass");
                }
            });
        } catch (IntrospectionException e) {
            throw new RuntimeException(e);
        }
    }

}