diff options
Diffstat (limited to 'framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/types/resources/Intersect.java')
-rw-r--r-- | framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/types/resources/Intersect.java | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/types/resources/Intersect.java b/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/types/resources/Intersect.java deleted file mode 100644 index cdbeed0f..00000000 --- a/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/types/resources/Intersect.java +++ /dev/null @@ -1,64 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one or more - * contributor license agreements. See the NOTICE file distributed with - * this work for additional information regarding copyright ownership. - * The ASF licenses this file to You under the Apache License, Version 2.0 - * (the "License"); you may not use this file except in compliance with - * the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * - */ -package org.apache.tools.ant.types.resources; - -import java.util.Collection; -import java.util.Iterator; -import java.util.LinkedHashSet; -import java.util.List; -import java.util.Set; - -import org.apache.tools.ant.BuildException; -import org.apache.tools.ant.types.Resource; -import org.apache.tools.ant.types.ResourceCollection; - -/** - * ResourceCollection representing the intersection - * of multiple nested ResourceCollections. - * @since Ant 1.7 - */ -public class Intersect extends BaseResourceCollectionContainer { - - /** - * Calculate the intersection of the nested ResourceCollections. - * @return a Collection of Resources. - */ - protected Collection<Resource> getCollection() { - List<ResourceCollection> rcs = getResourceCollections(); - int size = rcs.size(); - if (size < 2) { - throw new BuildException("The intersection of " + size - + " resource collection" + ((size == 1) ? "" : "s") - + " is undefined."); - } - Iterator<ResourceCollection> rc = rcs.iterator(); - Set<Resource> s = new LinkedHashSet<Resource>(collect(rc.next())); - while (rc.hasNext()) { - s.retainAll(collect(rc.next())); - } - return s; - } - - private Set<Resource> collect(ResourceCollection rc) { - Set<Resource> result = new LinkedHashSet<Resource>(); - for (Resource r : rc) { - result.add(r); - } - return result; - } -} |