diff options
Diffstat (limited to 'common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/NotBooleanTransformer.java')
-rw-r--r-- | common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/NotBooleanTransformer.java | 56 |
1 files changed, 0 insertions, 56 deletions
diff --git a/common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/NotBooleanTransformer.java b/common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/NotBooleanTransformer.java deleted file mode 100644 index c234ac7f73..0000000000 --- a/common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/NotBooleanTransformer.java +++ /dev/null @@ -1,56 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2010 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; - -/** - * A <code>NotBooleanTransformer</code> will transform a - * {@link Boolean} to its NOT value:<ul> - * <li>If the original {@link Boolean} is {@link Boolean#TRUE}, - * the transformer will return {@link Boolean#FALSE}. - * <li>If the original {@link Boolean} is {@link Boolean#FALSE}, - * the transformer will return {@link Boolean#TRUE}. - * <li>If the original {@link Boolean} is <code>null</code>, - * the transformer will return <code>null</code>. - * </ul> - */ -public class NotBooleanTransformer - implements BidiTransformer<Boolean, Boolean> -{ - public static final BidiTransformer<Boolean, Boolean> INSTANCE = new NotBooleanTransformer(); - - public static BidiTransformer<Boolean, Boolean> instance() { - return INSTANCE; - } - - // ensure single instance - private NotBooleanTransformer() { - super(); - } - - public Boolean transform(Boolean b) { - return (b == null) ? null : BooleanTools.not(b); - } - - public Boolean reverseTransform(Boolean b) { - return (b == null) ? null : BooleanTools.not(b); - } - - @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; - } - -} |