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/*
 * Copyright 2015 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.model.internal.manage.schema;

import com.google.common.base.Function;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.ImmutableSortedMap;
import com.google.common.collect.Maps;
import org.gradle.internal.Cast;
import org.gradle.model.internal.manage.schema.extract.ModelSchemaAspect;
import org.gradle.model.internal.method.WeaklyTypeReferencingMethod;
import org.gradle.model.internal.type.ModelType;

import java.util.Collection;
import java.util.Map;
import java.util.Set;
import java.util.SortedSet;

public abstract class AbstractStructSchema extends AbstractModelSchema implements StructSchema {
    private final ImmutableSortedMap> properties;
    private final Set> nonPropertyMethods;
    private final Map, ModelSchemaAspect> aspects;

    public AbstractStructSchema(
        ModelType type,
        Iterable> properties,
        Iterable> nonPropertyMethods,
        Iterable aspects
    ) {
        super(type);
        ImmutableSortedMap.Builder> builder = ImmutableSortedMap.naturalOrder();
        for (ModelProperty property : properties) {
            builder.put(property.getName(), property);
        }
        this.properties = builder.build();
        this.nonPropertyMethods = ImmutableSet.copyOf(nonPropertyMethods);
        this.aspects = Maps.uniqueIndex(aspects, new Function>() {
            @Override
            public Class apply(ModelSchemaAspect aspect) {
                return aspect.getClass();
            }
        });
    }

    @Override
    public SortedSet getPropertyNames() {
        return properties.keySet();
    }

    @Override
    public Collection> getProperties() {
        return properties.values();
    }

    @Override
    public boolean hasProperty(String name) {
        return properties.containsKey(name);
    }

    @Override
    public ModelProperty getProperty(String name) {
        return properties.get(name);
    }

    @Override
    public Set> getNonPropertyMethods() {
        return nonPropertyMethods;
    }

    @Override
    public Set> getAllMethods() {
        ImmutableSet.Builder> builder = ImmutableSet.builder();
        for (ModelProperty property : properties.values()) {
            builder.addAll(property.getAccessors());
        }
        builder.addAll(nonPropertyMethods);
        return builder.build();
    }

    @Override
    public boolean hasAspect(Class aspectType) {
        return aspects.containsKey(aspectType);
    }

    @Override
    public  A getAspect(Class aspectType) {
        return Cast.uncheckedCast(aspects.get(aspectType));
    }

    @Override
    public Collection getAspects() {
        return aspects.values();
    }
}