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Diffstat (limited to 'jpa/plugins/org.eclipse.jpt.core/src/org/eclipse/jpt/core/internal/utility/jdt/AbstractExpressionConverter.java')
-rw-r--r--jpa/plugins/org.eclipse.jpt.core/src/org/eclipse/jpt/core/internal/utility/jdt/AbstractExpressionConverter.java82
1 files changed, 0 insertions, 82 deletions
diff --git a/jpa/plugins/org.eclipse.jpt.core/src/org/eclipse/jpt/core/internal/utility/jdt/AbstractExpressionConverter.java b/jpa/plugins/org.eclipse.jpt.core/src/org/eclipse/jpt/core/internal/utility/jdt/AbstractExpressionConverter.java
deleted file mode 100644
index a4bde672a8..0000000000
--- a/jpa/plugins/org.eclipse.jpt.core/src/org/eclipse/jpt/core/internal/utility/jdt/AbstractExpressionConverter.java
+++ /dev/null
@@ -1,82 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 2006, 2008 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.core.internal.utility.jdt;
-
-import org.eclipse.jdt.core.dom.AST;
-import org.eclipse.jdt.core.dom.Expression;
-import org.eclipse.jpt.core.utility.jdt.ExpressionConverter;
-import org.eclipse.jpt.utility.internal.StringTools;
-
-/**
- * Gather together the common implementation behavior.
- * T is the type of the object to be converted to and from an expression.
- *
- * We're still figuring out Java Generics here.... The methods in this abstract
- * class work fine with any subclass of Expression E; but a ClassCastException
- * will occur as soon as we call any method implemented by a subclass
- * (e.g. StringExpressionConverter) that expects a particular subclass of
- * Expression (e.g. StringLiteral).
- */
-public abstract class AbstractExpressionConverter<T>
- implements ExpressionConverter<T>
-{
-
- protected AbstractExpressionConverter() {
- super();
- }
-
-
- // ********** object -> expression **********
-
- public Expression convert(T object, AST ast) {
- return (object == null) ? this.convertNull(ast) : this.convertObject(object, ast);
- }
-
- /**
- * Return the expression for a null object. By default, a null object will
- * be converted into a null expression.
- */
- protected Expression convertNull(@SuppressWarnings("unused") AST ast) {
- return null;
- }
-
- /**
- * The specified object is not null.
- * @see #convert(T, AST)
- */
- protected abstract Expression convertObject(T object, AST ast);
-
-
- // ********** expression -> object **********
-
- public T convert(Expression expression) {
- return (expression == null) ? this.convertNull() : this.convertExpression(expression);
- }
-
- /**
- * Return the object for a null expression. By default, a null expression will
- * be converted into a null object.
- */
- protected T convertNull() {
- return null;
- }
-
- /**
- * The specified expression is not null.
- * @see #convert(Expression)
- */
- protected abstract T convertExpression(Expression expression);
-
- @Override
- public String toString() {
- return StringTools.buildToStringFor(this);
- }
-
-}

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