diff options
Diffstat (limited to 'common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/NonEmptyStringFilter.java')
-rw-r--r-- | common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/NonEmptyStringFilter.java | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/NonEmptyStringFilter.java b/common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/NonEmptyStringFilter.java deleted file mode 100644 index cc1c4bc77f..0000000000 --- a/common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/NonEmptyStringFilter.java +++ /dev/null @@ -1,49 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2011 Oracle. 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: - * Oracle - initial API and implementation - ******************************************************************************/ -package org.eclipse.jpt.common.utility.internal; - -import java.io.Serializable; - -import org.eclipse.jpt.common.utility.Filter; - -/** - * This filter accepts only non-<code>null</code>, non-empty, - * non-whitespace-only strings. - */ -public class NonEmptyStringFilter - implements Filter<String>, Serializable -{ - public static final Filter<String> INSTANCE = new NonEmptyStringFilter(); - - public static Filter<String> instance() { - return INSTANCE; - } - - // ensure single instance - private NonEmptyStringFilter() { - super(); - } - - // accept only non-null objects - public boolean accept(String string) { - return StringTools.stringIsNotEmpty(string); - } - - @Override - public String toString() { - return this.getClass().getSimpleName(); - } - - private static final long serialVersionUID = 1L; - private Object readResolve() { - // replace this object with the singleton - return INSTANCE; - } -} |