1 files changed, 27 insertions, 0 deletions
diff --git a/bundles/org.eclipse.equinox.p2.metadata/src/org/eclipse/equinox/p2/query/ICompositeQuery.java b/bundles/org.eclipse.equinox.p2.metadata/src/org/eclipse/equinox/p2/query/ICompositeQuery.java
new file mode 100644
index 000000000..1b0baeae5
--- /dev/null
+++ b/bundles/org.eclipse.equinox.p2.metadata/src/org/eclipse/equinox/p2/query/ICompositeQuery.java
@@ -0,0 +1,27 @@
+/******************************************************************************* 
+* Copyright (c) 2009, 2010 EclipseSource 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:
+*   EclipseSource - initial API and implementation
+******************************************************************************/
+package org.eclipse.equinox.p2.query;
+
+import java.util.List;
+
+/**
+ * A query that contains a number of sub queries.  All queries that support sub-queries 
+ * should implement this interface so clients can access the sub queries.
+ * @since 2.0
+ */
+public interface ICompositeQuery<T> extends IQuery<T> {
+
+	/**
+	 * Returns all the child queries of a CompositeQuery.
+	 * @return All the child queries.
+	 */
+	public List<IQuery<T>> getQueries();
+
+}