/*
* Copyright ( c ) 2010 , 2015 , 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
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* questions .
*/
/*
* @ test
* @ bug 6504896 8028415
* @ summary TreeMaker . Literal ( Object ) does not support Booleans
* @ modules jdk . compiler / com . sun . tools . javac . code
* jdk . compiler / com . sun . tools . javac . file
* jdk . compiler / com . sun . tools . javac . tree
* jdk . compiler / com . sun . tools . javac . util
*/
import com.sun.tools.javac.code.Type;
import com.sun.tools.javac.code.TypeTag;
import com.sun.tools.javac.code.Symtab;
import com.sun.tools.javac.code.Types;
import com.sun.tools.javac.file.JavacFileManager;
import com.sun.tools.javac.tree.JCTree.JCLiteral;
import com.sun.tools.javac.util.Context;
import com.sun.tools.javac.tree.TreeMaker;
import static com.sun.tools.javac.code.TypeTag.*;
public class MakeLiteralTest {
public static void main(String... args) throws Exception {
new MakeLiteralTest().run();
}
void run() throws Exception {
Context context = new Context();
JavacFileManager.preRegister(context);
Symtab syms = Symtab.instance(context);
maker = TreeMaker.instance(context);
types = Types.instance(context);
test("abc" , CLASS , syms.stringType, "abc" );
test(Boolean .FALSE , BOOLEAN , syms.booleanType, Integer.valueOf(0 ));
test(Boolean .TRUE , BOOLEAN , syms.booleanType, Integer.valueOf(1 ));
test(Byte .valueOf((byte ) 1 ), BYTE , syms.byteType, Byte .valueOf((byte ) 1 ));
test(Character.valueOf('a' ), CHAR , syms.charType, Integer.valueOf('a' ));
test(Double .valueOf(1 d), DOUBLE , syms.doubleType, Double .valueOf(1 d));
test(Float .valueOf(1 f), FLOAT , syms.floatType, Float .valueOf(1 f));
test(Integer.valueOf(1 ), INT , syms.intType, Integer.valueOf(1 ));
test(Long .valueOf(1 ), LONG , syms.longType, Long .valueOf(1 ));
test(Short .valueOf((short ) 1 ), SHORT , syms.shortType, Short .valueOf((short ) 1 ));
if (errors > 0 )
throw new Exception(errors + " errors found" );
}
void test(Object value, TypeTag tag, Type type, Object constValue) {
JCLiteral l = maker.Literal(value);
if (!l.type.hasTag(tag))
error("unexpected tag: " + l.getTag() + ": expected: " + tag);
if (!types.isSameType(l.type, type))
error("unexpected type: " + l.type + ": expected: " + type);
if (l.type.constValue().getClass() != constValue.getClass()
|| !constValue.equals(l.type.constValue())) {
error("unexpected const value: "
+ l.type.constValue().getClass() + " " + l.type.constValue()
+ ": expected:" + constValue.getClass() + " " + constValue);
}
if (l.getValue().getClass() != value.getClass()
|| !value.equals(l.getValue())) {
error("unexpected const value: "
+ l.getValue().getClass() + " " + l.type.constValue()
+ ": expected:" + value.getClass() + " " + value);
}
}
void error(String msg) {
System.err.println("Error: " + msg);
errors++;
}
TreeMaker maker;
Types types;
int errors;
}
Messung V0.5 in Prozent C=88 H=91 G=89
¤ Dauer der Verarbeitung: 0.8 Sekunden
(vorverarbeitet am 2026-06-10)
¤
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