langtools/test/tools/apt/mirror/declaration/ConstExpr.java
changeset 11914 d1311b0c757f
parent 11913 be61e1597cc6
parent 11872 c51754cddc03
child 11915 33f703959597
child 11986 6f383069eb6d
equal deleted inserted replaced
11913:be61e1597cc6 11914:d1311b0c757f
     1 /*
       
     2  * Copyright (c) 2004, 2008, Oracle and/or its affiliates. All rights reserved.
       
     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
       
     4  *
       
     5  * This code is free software; you can redistribute it and/or modify it
       
     6  * under the terms of the GNU General Public License version 2 only, as
       
     7  * published by the Free Software Foundation.
       
     8  *
       
     9  * This code is distributed in the hope that it will be useful, but WITHOUT
       
    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
       
    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
       
    12  * version 2 for more details (a copy is included in the LICENSE file that
       
    13  * accompanied this code).
       
    14  *
       
    15  * You should have received a copy of the GNU General Public License version
       
    16  * 2 along with this work; if not, write to the Free Software Foundation,
       
    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
       
    18  *
       
    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
       
    20  * or visit www.oracle.com if you need additional information or have any
       
    21  * questions.
       
    22  */
       
    23 
       
    24 
       
    25 /*
       
    26  * @test
       
    27  * @bug 5027675 5048535
       
    28  * @summary Tests FieldDeclaration.getConstantExpression method
       
    29  * @library ../../lib
       
    30  * @compile -source 1.5 ConstExpr.java
       
    31  * @run main/othervm ConstExpr
       
    32  */
       
    33 
       
    34 
       
    35 import java.math.RoundingMode;
       
    36 import java.util.*;
       
    37 
       
    38 import com.sun.mirror.declaration.*;
       
    39 import com.sun.mirror.type.*;
       
    40 import com.sun.mirror.util.*;
       
    41 
       
    42 import static java.math.RoundingMode.UP;
       
    43 
       
    44 import static com.sun.mirror.util.DeclarationVisitors.*;
       
    45 
       
    46 
       
    47 public class ConstExpr extends Tester {
       
    48 
       
    49     public static void main(String[] args) {
       
    50         (new ConstExpr()).run();
       
    51     }
       
    52 
       
    53 
       
    54     // Declarations used by tests
       
    55 
       
    56     public static final byte B = (byte) 0xBE;
       
    57     public static final short S = (short) 32767;
       
    58     public static final int I = -4;
       
    59     public static final long l = 4294967296L;
       
    60     public static final float f = 3.5f;
       
    61     public static final double PI = Math.PI;
       
    62     public static final char C = 'C';
       
    63     public static final String STR = "cheese";
       
    64 
       
    65     public static final char SMILEY = '\u263A';
       
    66     public static final String TWOLINES = "ab\ncd";
       
    67 
       
    68     public static final double D1 = Double.POSITIVE_INFINITY;
       
    69     public static final double D2 = Double.NEGATIVE_INFINITY;
       
    70     public static final double D3 = Double.NaN;
       
    71     public static final float  F1 = Float.POSITIVE_INFINITY;
       
    72     public static final float  F2 = Float.NEGATIVE_INFINITY;
       
    73     public static final float  F3 = Float.NaN;
       
    74 
       
    75     public static final String NOSTR = null;    // not a compile-time constant
       
    76     public static final RoundingMode R = UP;    // not a compile-time constant
       
    77 
       
    78 
       
    79     @Test(result={
       
    80               "0xbe",
       
    81               "32767",
       
    82               "-4",
       
    83               "4294967296L",
       
    84               "3.5f",
       
    85               "3.141592653589793",
       
    86               "'C'",
       
    87               "\"cheese\"",
       
    88 
       
    89               "'\\u263a'",
       
    90               "\"ab\\ncd\"",
       
    91 
       
    92               "1.0/0.0",
       
    93               "-1.0/0.0",
       
    94               "0.0/0.0",
       
    95               "1.0f/0.0f",
       
    96               "-1.0f/0.0f",
       
    97               "0.0f/0.0f",
       
    98 
       
    99               "null",
       
   100               "null"
       
   101           },
       
   102           ordered=true)
       
   103     Collection<String> getConstantExpression() {
       
   104         final Collection<String> res = new ArrayList<String>();
       
   105 
       
   106         thisClassDecl.accept(
       
   107             DeclarationVisitors.getSourceOrderDeclarationScanner(
       
   108                 NO_OP,
       
   109                 new SimpleDeclarationVisitor() {
       
   110                     public void visitFieldDeclaration(FieldDeclaration f) {
       
   111                         res.add(f.getConstantExpression());
       
   112                     }
       
   113                 }));
       
   114         return res;
       
   115     }
       
   116 }