Snapshot 7e2655e04684ed009ba5dfe0caa809c5cabc6157 from master branch of git://git.jetbrains.org/idea/community.git

Change-Id: I44ab4f2b813b445edab5e1f32f66dc43693534b9

1 files changed, 63 insertions, 0 deletions

diff --git a/plugins/maven/src/main/java/org/jetbrains/idea/maven/dom/DependencyId.java b/plugins/maven/src/main/java/org/jetbrains/idea/maven/dom/DependencyId.java
new file mode 100644
index 000000000000..f71270cd542b
--- /dev/null
+++ b/plugins/maven/src/main/java/org/jetbrains/idea/maven/dom/DependencyId.java
@@ -0,0 +1,63 @@
+package org.jetbrains.idea.maven.dom;
+
+import com.intellij.openapi.util.text.StringUtil;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+import org.jetbrains.idea.maven.dom.model.MavenDomDependency;
+
+/**
+* @author Sergey Evdokimov
+*/
+public class DependencyId {
+  private final String groupId;
+  private final String artifactId;
+  private final String type;
+  private final String classifier;
+
+  public DependencyId(@NotNull String groupId, @NotNull String artifactId, @Nullable String type, @Nullable String classifier) {
+    this.groupId = groupId;
+    this.artifactId = artifactId;
+    this.type = StringUtil.isEmpty(type) ? "jar" : type;
+    this.classifier = classifier;
+  }
+
+  @Nullable
+  public static DependencyId create(@NotNull MavenDomDependency dep) {
+    String groupId = dep.getGroupId().getStringValue();
+    if (StringUtil.isEmpty(groupId)) return null;
+
+    String artifactId = dep.getArtifactId().getStringValue();
+    if (StringUtil.isEmpty(artifactId)) return null;
+
+    //noinspection ConstantConditions
+    return new DependencyId(groupId, artifactId, dep.getType().getStringValue(), dep.getClassifier().getStringValue());
+  }
+
+  public boolean isValid() {
+    return StringUtil.isNotEmpty(groupId) && StringUtil.isNotEmpty(artifactId);
+  }
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) return true;
+    if (!(o instanceof DependencyId)) return false;
+
+    DependencyId id = (DependencyId)o;
+
+    if (artifactId != null ? !artifactId.equals(id.artifactId) : id.artifactId != null) return false;
+    if (classifier != null ? !classifier.equals(id.classifier) : id.classifier != null) return false;
+    if (groupId != null ? !groupId.equals(id.groupId) : id.groupId != null) return false;
+    if (!type.equals(id.type)) return false;
+
+    return true;
+  }
+
+  @Override
+  public int hashCode() {
+    int result = groupId != null ? groupId.hashCode() : 0;
+    result = 31 * result + (artifactId != null ? artifactId.hashCode() : 0);
+    result = 31 * result + type.hashCode();
+    result = 31 * result + (classifier != null ? classifier.hashCode() : 0);
+    return result;
+  }
+}