Thomas Vachuska | 6b33126 | 2015-04-27 11:09:07 -0700 | [diff] [blame^] | 1 | package org.onlab.jdvue; |
| 2 | |
| 3 | import java.util.Collections; |
| 4 | import java.util.HashSet; |
| 5 | import java.util.Set; |
| 6 | |
| 7 | import static com.google.common.base.Objects.toStringHelper; |
| 8 | |
| 9 | /** |
| 10 | * Simple abstraction of a Java package for the purpose of tracking |
| 11 | * dependencies and requirements. |
| 12 | * |
| 13 | * @author Thomas Vachuska |
| 14 | */ |
| 15 | public class JavaPackage extends JavaEntity { |
| 16 | |
| 17 | private final Set<JavaSource> sources = new HashSet<>(); |
| 18 | private Set<JavaPackage> dependencies; |
| 19 | |
| 20 | /** |
| 21 | * Creates a new Java package. |
| 22 | * |
| 23 | * @param name java package file name |
| 24 | */ |
| 25 | JavaPackage(String name) { |
| 26 | super(name); |
| 27 | } |
| 28 | |
| 29 | /** |
| 30 | * Returns the set of sources contained in this Java package. |
| 31 | * |
| 32 | * @return set of Java sources |
| 33 | */ |
| 34 | public Set<JavaSource> getSources() { |
| 35 | return Collections.unmodifiableSet(sources); |
| 36 | } |
| 37 | |
| 38 | /** |
| 39 | * Adds the specified Java source to the package. Only possible if the |
| 40 | * Java package of the source is the same as this Java package. |
| 41 | * |
| 42 | * @param source Java source to be added |
| 43 | */ |
| 44 | void addSource(JavaSource source) { |
| 45 | if (source.getPackage().equals(this)) { |
| 46 | sources.add(source); |
| 47 | } |
| 48 | } |
| 49 | |
| 50 | /** |
| 51 | * Returns the set of packages directly required by this package. |
| 52 | * |
| 53 | * @return set of Java package dependencies |
| 54 | */ |
| 55 | Set<JavaPackage> getDependencies() { |
| 56 | return dependencies; |
| 57 | } |
| 58 | |
| 59 | /** |
| 60 | * Sets the set of resolved Java packages on which this package dependens. |
| 61 | * |
| 62 | * @param dependencies set of resolved Java packages |
| 63 | */ |
| 64 | void setDependencies(Set<JavaPackage> dependencies) { |
| 65 | if (this.dependencies == null) { |
| 66 | this.dependencies = Collections.unmodifiableSet(new HashSet<>(dependencies)); |
| 67 | } |
| 68 | } |
| 69 | |
| 70 | @Override |
| 71 | public String toString() { |
| 72 | return toStringHelper(this) |
| 73 | .add("name", name()) |
| 74 | .add("sources", sources.size()) |
| 75 | .add("dependencies", (dependencies != null ? dependencies.size() : 0)) |
| 76 | .toString(); |
| 77 | } |
| 78 | |
| 79 | } |