1 files changed, 81 insertions, 0 deletions
diff --git a/plugins/toolsmiths/org.eclipse.papyrus.dev.project.management/src/org/eclipse/papyrus/dev/project/management/internal/operations/DependencyKind.java b/plugins/toolsmiths/org.eclipse.papyrus.dev.project.management/src/org/eclipse/papyrus/dev/project/management/internal/operations/DependencyKind.java
new file mode 100644
index 00000000000..b391273474b
--- /dev/null
+++ b/plugins/toolsmiths/org.eclipse.papyrus.dev.project.management/src/org/eclipse/papyrus/dev/project/management/internal/operations/DependencyKind.java
@@ -0,0 +1,81 @@
+/*****************************************************************************
+ * Copyright (c) 2016 Christian W. Damus and others.
+ * 
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *   Christian W. Damus - Initial API and implementation
+ *   
+ *****************************************************************************/
+
+package org.eclipse.papyrus.dev.project.management.internal.operations;
+
+import java.util.List;
+import java.util.function.Function;
+
+import org.eclipse.papyrus.eclipse.project.editors.interfaces.IManifestEditor;
+import org.eclipse.pde.core.project.IPackageImportDescription;
+import org.eclipse.pde.core.project.IRequiredBundleDescription;
+import org.osgi.framework.VersionRange;
+
+public enum DependencyKind {
+	/** A <tt>Require-Bundle</tt> type of dependency. */
+	REQUIRE_BUNDLE(IRequiredBundleDescription.class, IManifestEditor::getRequiredBundles, IRequiredBundleDescription::getName, IManifestEditor::addDependency),
+
+	/** An <tt>Import-Package</tt> type of dependency. */
+	IMPORT_PACKAGE(IPackageImportDescription.class, IManifestEditor::getImportedPackages, IPackageImportDescription::getName, IManifestEditor::addImportPackage);
+
+	private final Function<IManifestEditor, List<?>> dependenciesFunction;
+
+	private final Function<?, String> dependencyNameFunction;
+
+	private final DependencyUpdater dependencyUpdater;
+
+	private <T> DependencyKind(Class<T> dependencyType, Function<IManifestEditor, List<?>> dependenciesFunction, Function<T, String> dependencyNameFunction, DependencyUpdater dependencyUpdater) {
+		this.dependenciesFunction = dependenciesFunction;
+		this.dependencyNameFunction = dependencyNameFunction;
+		this.dependencyUpdater = dependencyUpdater;
+	}
+
+	String getVersionAttribute() {
+		return (this == REQUIRE_BUNDLE)
+				? "bundle-version" //$NON-NLS-1$
+				: "version"; //$NON-NLS-1$
+	}
+
+	static DependencyKind forHeader(String headerName) {
+		switch (headerName) {
+		case "Require-Bundle":
+			return REQUIRE_BUNDLE;
+		case "Import-Package":
+			return IMPORT_PACKAGE;
+		default:
+			throw new IllegalArgumentException(headerName);
+		}
+	}
+
+	public List<?> getDependencies(IManifestEditor manifest) {
+		return dependenciesFunction.apply(manifest);
+	}
+
+	@SuppressWarnings("unchecked")
+	public String getDependencyName(Object dependency) {
+		return ((Function<Object, String>) dependencyNameFunction).apply(dependency);
+	}
+
+	public void setDependencyRange(IManifestEditor manifest, String dependencyName, VersionRange range) {
+		dependencyUpdater.setDependencyRange(manifest, dependencyName, range.toString());
+	}
+
+	//
+	// Nested types
+	//
+
+	@FunctionalInterface
+	private interface DependencyUpdater {
+		void setDependencyRange(IManifestEditor manifest, String dependencyName, String versionRange);
+	}
+}
+\ No newline at end of file