org.gradle.api.internal.tasks.properties.GetInputPropertiesVisitor Maven / Gradle / Ivy

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/*
 * Copyright 2017 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
 *
 *      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.gradle.api.internal.tasks.properties;

import org.gradle.api.InvalidUserDataException;
import org.gradle.internal.Factory;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

public class GetInputPropertiesVisitor extends PropertyVisitor.Adapter {
    private final String beanName;
    private List inputProperties = new ArrayList();

    public GetInputPropertiesVisitor(String beanName) {
        this.beanName = beanName;
    }

    @Override
    public void visitInputProperty(String propertyName, PropertyValue value, boolean optional) {
        InputPropertySpec spec = new DefaultInputPropertySpec(propertyName, value);
        inputProperties.add(spec);
    }

    public Factory> getPropertyValuesFactory() {
        return new Factory>() {
            @Override
            public Map create() {
                Map result = new HashMap();
                for (InputPropertySpec inputProperty : inputProperties) {
                    String propertyName = inputProperty.getPropertyName();
                    try {
                        Object value = InputParameterUtils.prepareInputParameterValue(inputProperty.getValue());
                        result.put(propertyName, value);
                    } catch (Exception ex) {
                        throw new InvalidUserDataException(String.format("Error while evaluating property '%s' of %s", propertyName, beanName), ex);
                    }
                }
                return result;
            }
        };
    }
}