diff options
Diffstat (limited to 'plugins/org.eclipse.wst.common.frameworks/src/org/eclipse/wst/common/frameworks/internal/enablement/Util.java')
-rw-r--r-- | plugins/org.eclipse.wst.common.frameworks/src/org/eclipse/wst/common/frameworks/internal/enablement/Util.java | 354 |
1 files changed, 0 insertions, 354 deletions
diff --git a/plugins/org.eclipse.wst.common.frameworks/src/org/eclipse/wst/common/frameworks/internal/enablement/Util.java b/plugins/org.eclipse.wst.common.frameworks/src/org/eclipse/wst/common/frameworks/internal/enablement/Util.java deleted file mode 100644 index 740270a0f..000000000 --- a/plugins/org.eclipse.wst.common.frameworks/src/org/eclipse/wst/common/frameworks/internal/enablement/Util.java +++ /dev/null @@ -1,354 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2003, 2005 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.wst.common.frameworks.internal.enablement; - -import java.util.ArrayList; -import java.util.Collections; -import java.util.HashMap; -import java.util.HashSet; -import java.util.Iterator; -import java.util.List; -import java.util.Map; -import java.util.MissingResourceException; -import java.util.ResourceBundle; -import java.util.Set; -import java.util.SortedMap; -import java.util.SortedSet; -import java.util.TreeMap; -import java.util.TreeSet; - -/* - * Rename this class to EnablementsUtil - */ - -public final class Util { - public final static SortedMap EMPTY_SORTED_MAP = Collections.unmodifiableSortedMap(new TreeMap()); - public final static SortedSet EMPTY_SORTED_SET = Collections.unmodifiableSortedSet(new TreeSet()); - public final static String ZERO_LENGTH_STRING = ""; //$NON-NLS-1$ - - public static void assertInstance(Object object, Class c) { - assertInstance(object, c, false); - } - - public static void assertInstance(Object object, Class c, boolean allowNull) { - if (object == null && allowNull) - return; - - if (object == null || c == null) - throw new NullPointerException(); - else if (!c.isInstance(object)) - throw new IllegalArgumentException(); - } - - public static int compare(boolean left, boolean right) { - return left == false ? (right == true ? -1 : 0) : 1; - } - - public static int compare(Comparable left, Comparable right) { - if (left == null && right == null) - return 0; - else if (left == null) - return -1; - else if (right == null) - return 1; - else - return left.compareTo(right); - } - - public static int compare(Comparable[] left, Comparable[] right) { - if (left == null && right == null) - return 0; - else if (left == null) - return -1; - else if (right == null) - return 1; - else { - int l = left.length; - int r = right.length; - - if (l != r) - return l - r; - for (int i = 0; i < l; i++) { - int compareTo = compare(left[i], right[i]); - - if (compareTo != 0) - return compareTo; - } - return 0; - } - } - - public static int compare(int left, int right) { - return left - right; - } - - public static int compare(List left, List right) { - if (left == null && right == null) - return 0; - else if (left == null) - return -1; - else if (right == null) - return 1; - else { - int l = left.size(); - int r = right.size(); - - if (l != r) - return l - r; - for (int i = 0; i < l; i++) { - int compareTo = compare((Comparable) left.get(i), (Comparable) right.get(i)); - - if (compareTo != 0) - return compareTo; - } - return 0; - } - } - - public static void diff(Map left, Map right, Set leftOnly, Set different, Set rightOnly) { - if (left == null || right == null || leftOnly == null || different == null || rightOnly == null) - throw new NullPointerException(); - - Iterator iterator = left.keySet().iterator(); - - while (iterator.hasNext()) { - Object key = iterator.next(); - - if (!right.containsKey(key)) - leftOnly.add(key); - else if (!Util.equals(left.get(key), right.get(key))) - different.add(key); - } - - iterator = right.keySet().iterator(); - - while (iterator.hasNext()) { - Object key = iterator.next(); - - if (!left.containsKey(key)) - rightOnly.add(key); - } - } - - public static void diff(Set left, Set right, Set leftOnly, Set rightOnly) { - if (left == null || right == null || leftOnly == null || rightOnly == null) - throw new NullPointerException(); - - Iterator iterator = left.iterator(); - - while (iterator.hasNext()) { - Object object = iterator.next(); - - if (!right.contains(object)) - leftOnly.add(object); - } - - iterator = right.iterator(); - - while (iterator.hasNext()) { - Object object = iterator.next(); - - if (!left.contains(object)) - rightOnly.add(object); - } - } - - public static boolean endsWith(List left, List right, boolean equals) { - if (left == null || right == null) - return false; - int l = left.size(); - int r = right.size(); - if (r > l || !equals && r == l) - return false; - - for (int i = 0; i < r; i++) - if (!equals(left.get(l - i - 1), right.get(r - i - 1))) - return false; - return true; - } - - public static boolean endsWith(Object[] left, Object[] right, boolean equals) { - if (left == null || right == null) - return false; - int l = left.length; - int r = right.length; - if (r > l || !equals && r == l) - return false; - for (int i = 0; i < r; i++) - if (!equals(left[l - i - 1], right[r - i - 1])) - return false; - return true; - } - - public static boolean equals(boolean left, boolean right) { - return left == right; - } - - public static boolean equals(int left, int right) { - return left == right; - } - - public static boolean equals(Object left, Object right) { - return left == null ? right == null : left.equals(right); - } - - public static int hashCode(boolean b) { - return b ? Boolean.TRUE.hashCode() : Boolean.FALSE.hashCode(); - } - - public static int hashCode(int i) { - return i; - } - - public static int hashCode(Object object) { - return object != null ? object.hashCode() : 0; - } - - public static List safeCopy(List list, Class c) { - return safeCopy(list, c, false); - } - - public static List safeCopy(List list, Class c, boolean allowNullElements) { - if (list == null || c == null) - throw new NullPointerException(); - - list = Collections.unmodifiableList(new ArrayList(list)); - Iterator iterator = list.iterator(); - - while (iterator.hasNext()) - assertInstance(iterator.next(), c, allowNullElements); - - return list; - } - - public static Map safeCopy(Map map, Class keyClass, Class valueClass) { - return safeCopy(map, keyClass, valueClass, false, false); - } - - public static Map safeCopy(Map map, Class keyClass, Class valueClass, boolean allowNullKeys, boolean allowNullValues) { - if (map == null || keyClass == null || valueClass == null) - throw new NullPointerException(); - - map = Collections.unmodifiableMap(new HashMap(map)); - Iterator iterator = map.entrySet().iterator(); - - while (iterator.hasNext()) { - Map.Entry entry = (Map.Entry) iterator.next(); - assertInstance(entry.getKey(), keyClass, allowNullKeys); - assertInstance(entry.getValue(), valueClass, allowNullValues); - } - - return map; - } - - public static Set safeCopy(Set set, Class c) { - return safeCopy(set, c, false); - } - - public static Set safeCopy(Set set, Class c, boolean allowNullElements) { - if (set == null || c == null) - throw new NullPointerException(); - - set = Collections.unmodifiableSet(new HashSet(set)); - Iterator iterator = set.iterator(); - - while (iterator.hasNext()) - assertInstance(iterator.next(), c, allowNullElements); - - return set; - } - - public static SortedMap safeCopy(SortedMap sortedMap, Class keyClass, Class valueClass) { - return safeCopy(sortedMap, keyClass, valueClass, false, false); - } - - public static SortedMap safeCopy(SortedMap sortedMap, Class keyClass, Class valueClass, boolean allowNullKeys, boolean allowNullValues) { - if (sortedMap == null || keyClass == null || valueClass == null) - throw new NullPointerException(); - - sortedMap = Collections.unmodifiableSortedMap(new TreeMap(sortedMap)); - Iterator iterator = sortedMap.entrySet().iterator(); - - while (iterator.hasNext()) { - Map.Entry entry = (Map.Entry) iterator.next(); - assertInstance(entry.getKey(), keyClass, allowNullKeys); - assertInstance(entry.getValue(), valueClass, allowNullValues); - } - - return sortedMap; - } - - public static SortedSet safeCopy(SortedSet sortedSet, Class c) { - return safeCopy(sortedSet, c, false); - } - - public static SortedSet safeCopy(SortedSet sortedSet, Class c, boolean allowNullElements) { - if (sortedSet == null || c == null) - throw new NullPointerException(); - - sortedSet = Collections.unmodifiableSortedSet(new TreeSet(sortedSet)); - Iterator iterator = sortedSet.iterator(); - - while (iterator.hasNext()) - assertInstance(iterator.next(), c, allowNullElements); - - return sortedSet; - } - - public static boolean startsWith(List left, List right, boolean equals) { - if (left == null || right == null) - return false; - int l = left.size(); - int r = right.size(); - if (r > l || !equals && r == l) - return false; - for (int i = 0; i < r; i++) - if (!equals(left.get(i), right.get(i))) - return false; - return true; - } - - public static boolean startsWith(Object[] left, Object[] right, boolean equals) { - if (left == null || right == null) - return false; - int l = left.length; - int r = right.length; - if (r > l || !equals && r == l) - return false; - - for (int i = 0; i < r; i++) - if (!equals(left[i], right[i])) - return false; - return true; - } - - public static String translateString(ResourceBundle resourceBundle, String key) { - return Util.translateString(resourceBundle, key, key, true, true); - } - - public static String translateString(ResourceBundle resourceBundle, String key, String string, boolean signal, boolean trim) { - if (resourceBundle != null && key != null) - try { - final String translatedString = resourceBundle.getString(key); - - if (translatedString != null) - return trim ? translatedString.trim() : translatedString; - } catch (MissingResourceException eMissingResource) { - if (signal) - System.err.println(eMissingResource); - } - - return trim ? string.trim() : string; - } - - private Util() { - } -} |