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test/tools/javac/processing/model/element/TestAnonSourceNames.java@959103a6100f (annotated)

test/tools/javac/processing/model/element/TestAnonSourceNames.java

Wed, 27 Apr 2016 01:34:52 +0800

author

aoqi

date

Wed, 27 Apr 2016 01:34:52 +0800

changeset 0

959103a6100f

child 2525

2eb010b6cb22

permissions

-rw-r--r--

Initial load
http://hg.openjdk.java.net/jdk8u/jdk8u/langtools/
changeset: 2573:53ca196be1ae
tag: jdk8u25-b17

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0	4	*
aoqi@0	5	* This code is free software; you can redistribute it and/or modify it
aoqi@0	6	* under the terms of the GNU General Public License version 2 only, as
aoqi@0	7	* published by the Free Software Foundation.
aoqi@0	8	*
aoqi@0	9	* This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	12	* version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	13	* accompanied this code).
aoqi@0	14	*
aoqi@0	15	* You should have received a copy of the GNU General Public License version
aoqi@0	16	* 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0	18	*
aoqi@0	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	20	* or visit www.oracle.com if you need additional information or have any
aoqi@0	21	* questions.
aoqi@0	22	*/
aoqi@0	23
aoqi@0	24	import java.io.*;
aoqi@0	25	import javax.annotation.processing.*;
aoqi@0	26	import javax.lang.model.*;
aoqi@0	27	import javax.lang.model.element.*;
aoqi@0	28	import javax.lang.model.type.*;
aoqi@0	29	import javax.lang.model.util.*;
aoqi@0	30	import java.util.*;
aoqi@0	31	import com.sun.source.tree.*;
aoqi@0	32	import com.sun.source.util.*;
aoqi@0	33	import static javax.tools.Diagnostic.Kind.*;
aoqi@0	34
aoqi@0	35	/**
aoqi@0	36	* Using the tree API, retrieve element representations of anonymous
aoqi@0	37	* classes and verify their names are as specified.
aoqi@0	38	*/
aoqi@0	39	public class TestAnonSourceNames extends JavacTestingAbstractProcessor {
aoqi@0	40
aoqi@0	41	public boolean process(Set<? extends TypeElement> annotations,
aoqi@0	42	RoundEnvironment roundEnv) {
aoqi@0	43	if (!roundEnv.processingOver()) {
aoqi@0	44	Trees trees = Trees.instance(processingEnv);
aoqi@0	45
aoqi@0	46	for(Element rootElement : roundEnv.getRootElements()) {
aoqi@0	47	TreePath treePath = trees.getPath(rootElement);
aoqi@0	48
aoqi@0	49	(new ClassTreeScanner(trees)).
aoqi@0	50	scan(trees.getTree(rootElement),
aoqi@0	51	treePath.getCompilationUnit());
aoqi@0	52	}
aoqi@0	53	}
aoqi@0	54	return true;
aoqi@0	55	}
aoqi@0	56
aoqi@0	57	class ClassTreeScanner extends TreeScanner<Void, CompilationUnitTree> {
aoqi@0	58	private Trees trees;
aoqi@0	59
aoqi@0	60	public ClassTreeScanner(Trees trees) {
aoqi@0	61	super();
aoqi@0	62	this.trees = trees;
aoqi@0	63	}
aoqi@0	64	@Override
aoqi@0	65	public Void visitClass(ClassTree node, CompilationUnitTree cu) {
aoqi@0	66	Element element = trees.getElement(trees.getPath(cu, node));
aoqi@0	67	if (element == null) {
aoqi@0	68	processingEnv.getMessager().printMessage(ERROR,
aoqi@0	69	"No element retrieved for node named ''" +
aoqi@0	70	node.getSimpleName() + "''.");
aoqi@0	71	} else {
aoqi@0	72
aoqi@0	73	System.out.println("\nVisiting class ``" + element.getSimpleName() +
aoqi@0	74	"'' of kind " + element.getKind());
aoqi@0	75	if (element instanceof TypeElement) {
aoqi@0	76	TypeElement typeElement = (TypeElement) element;
aoqi@0	77	String s = typeElement.getQualifiedName().toString();
aoqi@0	78	System.out.println("\tqualified name:" + s);
aoqi@0	79	} else {
aoqi@0	80	throw new RuntimeException("TypeElement not gotten from ClassTree.");
aoqi@0	81	}
aoqi@0	82	}
aoqi@0	83	return super.visitClass(node, cu);
aoqi@0	84	}
aoqi@0	85	}
aoqi@0	86	}