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Diffstat (limited to 'bundles/org.eclipse.equinox.p2.metadata/src/org/eclipse/equinox/p2/query/IQueryable.java')
| -rw-r--r-- | bundles/org.eclipse.equinox.p2.metadata/src/org/eclipse/equinox/p2/query/IQueryable.java | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/bundles/org.eclipse.equinox.p2.metadata/src/org/eclipse/equinox/p2/query/IQueryable.java b/bundles/org.eclipse.equinox.p2.metadata/src/org/eclipse/equinox/p2/query/IQueryable.java new file mode 100644 index 000000000..22b4d8bd7 --- /dev/null +++ b/bundles/org.eclipse.equinox.p2.metadata/src/org/eclipse/equinox/p2/query/IQueryable.java @@ -0,0 +1,36 @@ +/******************************************************************************* + * Copyright (c) 2007, 2010 IBM Corporation 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: + * IBM Corporation - initial API and implementation + *******************************************************************************/ +package org.eclipse.equinox.p2.query; + +import org.eclipse.core.runtime.IProgressMonitor; + +/** + * An IQueryable contains objects, and is able to perform queries on those objects. + * <p> + * This interface may be implemented by clients. + * @since 2.0 + */ +public interface IQueryable<T> { + /** + * Performs a query, passing any objects that satisfy the + * query to the provided collector. + * <p> + * This method is long-running; progress and cancellation are provided + * by the given progress monitor. + * </p> + * + * @param query The query to perform + * @param monitor a progress monitor, or <code>null</code> if progress + * reporting is not desired + * @return The collector argument + */ + public IQueryResult<T> query(IQuery<T> query, IProgressMonitor monitor); +} |