Mercurial > hg > truffle
diff graal/com.oracle.truffle.codegen.processor/src/com/oracle/truffle/codegen/processor/template/CodeElementFactory.java @ 7291:a748e4d44694
Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
author | Christian Humer <christian.humer@gmail.com> |
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date | Fri, 21 Dec 2012 10:44:31 -0800 |
parents | |
children | 6343a09b2ec1 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/graal/com.oracle.truffle.codegen.processor/src/com/oracle/truffle/codegen/processor/template/CodeElementFactory.java Fri Dec 21 10:44:31 2012 -0800 @@ -0,0 +1,72 @@ +/* + * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ +package com.oracle.truffle.codegen.processor.template; + +import javax.lang.model.element.*; + +import com.oracle.truffle.codegen.processor.*; +import com.oracle.truffle.codegen.processor.ast.*; + +public abstract class CodeElementFactory<M> { + + protected final ProcessorContext context; + private M model; + + private CodeElement<? super Element> element; + + public CodeElementFactory(ProcessorContext context) { + this.context = context; + } + + protected abstract CodeElement<?> create(M m); + + @SuppressWarnings("unused") + protected void createChildren(M m) { } + + @SuppressWarnings("unchecked") + public final CodeElement<?> process(M m) { + model = m; + element = (CodeElement<? super Element>) create(model); + if (element != null) { + createChildren(model); + } + return element; + } + + public CodeElement getElement() { + return element; + } + + protected <MO, K extends Element> void add(CodeElementFactory<MO> factory, MO m) { + this.element.add(factory.process(m)); + } + + public ProcessorContext getContext() { + return context; + } + + public M getModel() { + return model; + } + +}