org.wildfly.swarm.plugin.maven.Graph Maven / Gradle / Ivy

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Plugins for Maven and Gradle
There is a newer version: 2018.5.0
/**
 * Copyright 2015-2016 Red Hat, Inc, and individual contributors.
 *
 * 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.wildfly.swarm.plugin.maven;

import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;

/**
 * @author Bob McWhirter
 */
public class Graph {

    private Map modules = new HashMap<>();

    private Map artifacts = new HashMap<>();

    public Graph() {

    }

    public void accept(GraphVisitor visitor) {
        visitor.visit(this);
    }

    public Artifact getClosestArtifact(String gav) {

        Set keys = this.artifacts.keySet();
        for (String each : keys) {
            if (each.startsWith(gav)) {
                return this.artifacts.get(each);
            }
        }

        return null;
    }

    public Artifact getArtifact(String groupId, String artifactId, String version, String classifier) {
        String key = groupId + ":" + artifactId + ":" + version;
        if (classifier != null) {
            key = key + ":" + classifier;
        }

        Artifact a = this.artifacts.get(key);
        if (a == null) {
            a = new Artifact(groupId, artifactId, version, classifier);
            this.artifacts.put(key, a);
        }

        return a;
    }

    public Module getModule(String module, String slot) {

        Module m = this.modules.get(module + ":" + slot);
        if (m == null) {
            m = new Module(module, slot);
            this.modules.put(module + ":" + slot, m);
        }

        return m;

    }

    public class Module {

        private final String module;

        private final String slot;

        private Set artifacts = new HashSet<>();

        private Set dependencies = new HashSet<>();

        private Set dependents = new HashSet<>();

        public Module(String module, String slot) {
            this.module = module;
            this.slot = slot;
        }

        public String getID() {
            return this.module + ":" + this.slot;
        }

        public void addArtifact(Artifact artifact) {
            this.artifacts.add(artifact);
            artifact.addDependent(this);
        }

        public void addDependency(Module module) {
            this.dependencies.add(module);
            module.addDependent(this);
        }

        void addDependent(Module module) {
            this.dependents.add(module);
        }

        public Set getDependents() {
            return this.dependents;
        }

        public void accept(GraphVisitor visitor) {
            visitor.visit(this);
        }
    }

    public class Artifact {

        private final String groupId;

        private final String artifactId;

        private final String version;

        private final String classifier;

        private Set dependents = new HashSet<>();

        public Artifact(String groupId, String artifactId, String version, String classifier) {
            this.groupId = groupId;
            this.artifactId = artifactId;
            this.version = version;
            this.classifier = classifier;
        }

        public String getGAV() {
            String gav = this.groupId + ":" + this.artifactId + ":" + this.version;
            if (this.classifier != null) {
                gav = gav + ":" + this.classifier;
            }

            return gav;
        }

        void addDependent(Module module) {
            this.dependents.add(module);
        }

        public Set getDependents() {
            return this.dependents;
        }

        public void accept(GraphVisitor visitor) {
            visitor.visit(this);
        }
    }


}