Merge tag 'v2.3.20' into testing

[gpl/argeo-jcr.git] / org.argeo.slc.repo / src / org / eclipse / aether / resolution / ArtifactDescriptorPolicy.java

diff --git a/org.argeo.slc.repo/src/org/eclipse/aether/resolution/ArtifactDescriptorPolicy.java b/org.argeo.slc.repo/src/org/eclipse/aether/resolution/ArtifactDescriptorPolicy.java
new file mode 100644 (file)
index 0000000..ec519fe
--- /dev/null
+++ b/org.argeo.slc.repo/src/org/eclipse/aether/resolution/ArtifactDescriptorPolicy.java
@@ -0,0 +1,52 @@
+/*******************************************************************************
+ * Copyright (c) 2012, 2013 Sonatype, Inc.
+ * 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:
+ *    Sonatype, Inc. - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.aether.resolution;
+
+import org.eclipse.aether.RepositorySystemSession;
+
+/**
+ * Controls the handling of errors related to reading an artifact descriptor.
+ * 
+ * @see RepositorySystemSession#getArtifactDescriptorPolicy()
+ */
+public interface ArtifactDescriptorPolicy
+{
+
+    /**
+     * Bit mask indicating that errors while reading the artifact descriptor should not be tolerated.
+     */
+    int STRICT = 0x00;
+
+    /**
+     * Bit flag indicating that missing artifact descriptors should be silently ignored.
+     */
+    int IGNORE_MISSING = 0x01;
+
+    /**
+     * Bit flag indicating that existent but invalid artifact descriptors should be silently ignored.
+     */
+    int IGNORE_INVALID = 0x02;
+
+    /**
+     * Bit mask indicating that all errors should be silently ignored.
+     */
+    int IGNORE_ERRORS = IGNORE_MISSING | IGNORE_INVALID;
+
+    /**
+     * Gets the error policy for an artifact's descriptor.
+     * 
+     * @param session The repository session during which the policy is determined, must not be {@code null}.
+     * @param request The policy request holding further details, must not be {@code null}.
+     * @return The bit mask describing the desired error policy.
+     */
+    int getPolicy( RepositorySystemSession session, ArtifactDescriptorPolicyRequest request );
+
+}