| 1 | // |
| 2 | // (c) Copyright, Moebius Solutions, 2002 |
| 3 | // |
| 4 | // All Rights Reserved |
| 5 | // |
| 6 | // This material may be reproduced by or for the U. S. Government |
| 7 | // pursuant to the copyright license under the clause at |
| 8 | // DFARS 252.227-7013 (OCT 1988). |
| 9 | // |
| 10 | /* |
| 11 | * $Id: JniHeaderClassGeneratorVisitor.java,v 1.1.1.5 2004/05/25 20:23:29 hastings Exp $ |
| 12 | */ |
| 13 | package com.moesol.generator; |
| 14 | |
| 15 | import java.io.*; |
| 16 | import java.lang.reflect.*; |
| 17 | import java.util.*; |
| 18 | import com.moesol.generator.core.*; |
| 19 | |
| 20 | public class JniHeaderClassGeneratorVisitor extends ClassGeneratorVisitor { |
| 21 | JniHeaderClassGeneratorVisitor(Writer out, TranslationContext ctx) { |
| 22 | super(out, ctx); |
| 23 | } |
| 24 | protected boolean shouldGenerateField(Field field) { |
| 25 | return Modifier.isStatic(field.getModifiers()) |
| 26 | && Modifier.isFinal(field.getModifiers()) |
| 27 | && field.getType().isPrimitive(); |
| 28 | } |
| 29 | protected void extendFieldProperties(Field field, Properties p) throws ApplyException { |
| 30 | p.setProperty("comment", "// "); |
| 31 | p.setProperty("access", getFieldModifiers(field)); |
| 32 | // TODO refactor javaForValue |
| 33 | p.setProperty("value", getValue(field)); |
| 34 | } |
| 35 | protected String getFieldTemplateName(Field field) { |
| 36 | return "jni.h.field.tmpl"; |
| 37 | } |
| 38 | protected boolean shouldGenerateMethod(Method method) { |
| 39 | return false; |
| 40 | } |
| 41 | protected void extendMethodProperties(Method method, Properties p) throws ApplyException { |
| 42 | } |
| 43 | protected String getTemplateName(Method method) { |
| 44 | return null; |
| 45 | } |
| 46 | protected boolean shouldGenerateConstructor(Constructor constructor) { |
| 47 | return false; |
| 48 | } |
| 49 | protected String getTemplateName(Constructor constructor) { |
| 50 | return null; |
| 51 | } |
| 52 | |
| 53 | private String getValue(Field field) throws ApplyException { |
| 54 | try { |
| 55 | field.setAccessible(true); |
| 56 | return JavaClassGeneratorVisitor.javaForValue(field.get(null)); |
| 57 | } catch (IllegalAccessException e) { |
| 58 | throw new ApplyException(e); |
| 59 | } |
| 60 | } |
| 61 | |
| 62 | private static class NameBitPair { |
| 63 | public NameBitPair(String name, int bit) { |
| 64 | this(name, bit, false); |
| 65 | } |
| 66 | public NameBitPair(String name, int bit, boolean all_missing) { |
| 67 | this.name = name; |
| 68 | this.bit = bit; |
| 69 | this.all_missing = all_missing; |
| 70 | } |
| 71 | public String getName() { |
| 72 | return name; |
| 73 | } |
| 74 | public boolean isMatch(int bit) { |
| 75 | if (all_missing) { |
| 76 | return (bit & this.bit) == 0; |
| 77 | } else { |
| 78 | return (bit & this.bit) != 0; |
| 79 | } |
| 80 | } |
| 81 | public static String toString(int mod) { |
| 82 | return toString(pairs, mod); |
| 83 | } |
| 84 | public static String toString(NameBitPair[] pairs, int mod) { |
| 85 | StringBuffer result = new StringBuffer(); |
| 86 | for (int i = 0; i < pairs.length; i++) { |
| 87 | if (pairs[i].isMatch(mod)) { |
| 88 | result.append(pairs[i].getName()); |
| 89 | } |
| 90 | } |
| 91 | return result.toString(); |
| 92 | } |
| 93 | private String name; |
| 94 | private int bit; |
| 95 | private boolean all_missing; |
| 96 | |
| 97 | private static NameBitPair[] pairs = { |
| 98 | new NameBitPair("public: ", Modifier.PUBLIC), |
| 99 | new NameBitPair("protected: ", Modifier.PROTECTED), |
| 100 | new NameBitPair("private: ", Modifier.PRIVATE), |
| 101 | new NameBitPair("public: ", Modifier.PUBLIC | Modifier.PROTECTED | Modifier.PRIVATE, true), |
| 102 | }; |
| 103 | } |
| 104 | private String getFieldModifiers(Field field) { |
| 105 | return NameBitPair.toString(field.getModifiers()); |
| 106 | } |
| 107 | } |