org.teavm.dependency.DependencyNodeToNodeTransition Maven / Gradle / Ivy

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TeaVM compiler and SPI

There is a newer version: 0.11.0

/*
 *  Copyright 2013 Alexey Andreev.
 *
 *  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.teavm.dependency;

/**
 *
 * @author Alexey Andreev
 */
class DependencyNodeToNodeTransition implements DependencyConsumer {
    DependencyNode source;
    DependencyNode destination;
    private DependencyTypeFilter filter;

    public DependencyNodeToNodeTransition(DependencyNode source, DependencyNode destination,
            DependencyTypeFilter filter) {
        this.source = source;
        this.destination = destination;
        this.filter = filter;
    }

    @Override
    public void consume(DependencyType type) {
        if (filter != null && !filter.match(type)) {
            return;
        }
        if (type.getName().startsWith("[")) {
            source.getArrayItem().connect(destination.getArrayItem());
            destination.getArrayItem().connect(source.getArrayItem());
        }
        if (!destination.hasType(type)) {
            destination.propagate(type);
        }
    }
}