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-rw-r--r--framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/util/CollectionUtils.java278
1 files changed, 0 insertions, 278 deletions
diff --git a/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/util/CollectionUtils.java b/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/util/CollectionUtils.java
deleted file mode 100644
index 03c48d93..00000000
--- a/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/util/CollectionUtils.java
+++ /dev/null
@@ -1,278 +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.util;
-
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.Collections;
-import java.util.Dictionary;
-import java.util.Enumeration;
-import java.util.Iterator;
-import java.util.List;
-import java.util.NoSuchElementException;
-import java.util.Vector;
-
-// CheckStyle:HideUtilityClassConstructorCheck OFF - bc
-
-/**
- * A set of helper methods related to collection manipulation.
- *
- * @since Ant 1.5
- */
-public class CollectionUtils {
-
- /**
- * Collections.emptyList() is Java5+.
- */
- @SuppressWarnings("rawtypes")
- @Deprecated
- public static final List EMPTY_LIST = Collections.EMPTY_LIST;
-
- /**
- * Please use Vector.equals() or List.equals().
- * @param v1 the first vector.
- * @param v2 the second vector.
- * @return true if the vectors are equal.
- * @since Ant 1.5
- * @deprecated since 1.6.x.
- */
- public static boolean equals(Vector<?> v1, Vector<?> v2) {
- if (v1 == v2) {
- return true;
- }
-
- if (v1 == null || v2 == null) {
- return false;
- }
-
- return v1.equals(v2);
- }
-
- /**
- * Dictionary does not have an equals.
- * Please use Map.equals().
- *
- * <p>Follows the equals contract of Java 2's Map.</p>
- * @param d1 the first directory.
- * @param d2 the second directory.
- * @return true if the directories are equal.
- * @since Ant 1.5
- * @deprecated since 1.6.x.
- */
- public static boolean equals(Dictionary<?, ?> d1, Dictionary<?, ?> d2) {
- if (d1 == d2) {
- return true;
- }
-
- if (d1 == null || d2 == null) {
- return false;
- }
-
- if (d1.size() != d2.size()) {
- return false;
- }
-
- Enumeration<?> e1 = d1.keys();
- while (e1.hasMoreElements()) {
- Object key = e1.nextElement();
- Object value1 = d1.get(key);
- Object value2 = d2.get(key);
- if (value2 == null || !value1.equals(value2)) {
- return false;
- }
- }
-
- // don't need the opposite check as the Dictionaries have the
- // same size, so we've also covered all keys of d2 already.
-
- return true;
- }
-
- /**
- * Creates a comma separated list of all values held in the given
- * collection.
- *
- * @param c collection to transform
- * @return string representation of the collection
- * @since Ant 1.8.0
- */
- public static String flattenToString(Collection<?> c) {
- final StringBuilder sb = new StringBuilder();
- for (Object o : c) {
- if (sb.length() != 0) {
- sb.append(",");
- }
- sb.append(o);
- }
- return sb.toString();
- }
-
- /**
- * Dictionary does not know the putAll method. Please use Map.putAll().
- * @param m1 the to directory.
- * @param m2 the from directory.
- * @param <K> type of the key
- * @param <V> type of the value
- * @since Ant 1.6
- * @deprecated since 1.6.x.
- */
- public static <K, V> void putAll(Dictionary<? super K, ? super V> m1, Dictionary<? extends K, ? extends V> m2) {
- for (Enumeration<? extends K> it = m2.keys(); it.hasMoreElements();) {
- K key = it.nextElement();
- m1.put(key, m2.get(key));
- }
- }
-
- /**
- * An empty enumeration.
- * @since Ant 1.6
- */
- public static final class EmptyEnumeration<E> implements Enumeration<E> {
- /** Constructor for the EmptyEnumeration */
- public EmptyEnumeration() {
- }
-
- /**
- * @return false always.
- */
- public boolean hasMoreElements() {
- return false;
- }
-
- /**
- * @return nothing.
- * @throws NoSuchElementException always.
- */
- public E nextElement() throws NoSuchElementException {
- throw new NoSuchElementException();
- }
- }
-
- /**
- * Append one enumeration to another.
- * Elements are evaluated lazily.
- * @param e1 the first enumeration.
- * @param e2 the subsequent enumeration.
- * @param <E> element type
- * @return an enumeration representing e1 followed by e2.
- * @since Ant 1.6.3
- */
- public static <E> Enumeration<E> append(Enumeration<E> e1, Enumeration<E> e2) {
- return new CompoundEnumeration<E>(e1, e2);
- }
-
- /**
- * Adapt the specified Iterator to the Enumeration interface.
- * @param iter the Iterator to adapt.
- * @param <E> element type
- * @return an Enumeration.
- */
- public static <E> Enumeration<E> asEnumeration(final Iterator<E> iter) {
- return new Enumeration<E>() {
- public boolean hasMoreElements() {
- return iter.hasNext();
- }
- public E nextElement() {
- return iter.next();
- }
- };
- }
-
- /**
- * Adapt the specified Enumeration to the Iterator interface.
- * @param e the Enumeration to adapt.
- * @param <E> element type
- * @return an Iterator.
- */
- public static <E> Iterator<E> asIterator(final Enumeration<E> e) {
- return new Iterator<E>() {
- public boolean hasNext() {
- return e.hasMoreElements();
- }
- public E next() {
- return e.nextElement();
- }
- public void remove() {
- throw new UnsupportedOperationException();
- }
- };
- }
-
- /**
- * Returns a collection containing all elements of the iterator.
- *
- * @param iter the Iterator to convert
- * @param <T> element type
- * @return the collection
- * @since Ant 1.8.0
- */
- public static <T> Collection<T> asCollection(final Iterator<? extends T> iter) {
- List<T> l = new ArrayList<T>();
- while (iter.hasNext()) {
- l.add(iter.next());
- }
- return l;
- }
-
- private static final class CompoundEnumeration<E> implements Enumeration<E> {
-
- private final Enumeration<E> e1, e2;
-
- public CompoundEnumeration(Enumeration<E> e1, Enumeration<E> e2) {
- this.e1 = e1;
- this.e2 = e2;
- }
-
- public boolean hasMoreElements() {
- return e1.hasMoreElements() || e2.hasMoreElements();
- }
-
- public E nextElement() throws NoSuchElementException {
- if (e1.hasMoreElements()) {
- return e1.nextElement();
- } else {
- return e2.nextElement();
- }
- }
-
- }
-
- /**
- * Counts how often the given Object occurs in the given
- * collection using equals() for comparison.
- *
- * @param c collection in which to search
- * @param o object to search
- * @return frequency
- * @since Ant 1.8.0
- */
- public static int frequency(Collection<?> c, Object o) {
- // same as Collections.frequency introduced with JDK 1.5
- int freq = 0;
- if (c != null) {
- for (Iterator<?> i = c.iterator(); i.hasNext();) {
- Object test = i.next();
- if (o == null ? test == null : o.equals(test)) {
- freq++;
- }
- }
- }
- return freq;
- }
-
-}