Examples of com.android.dx.rop.cst.Constant

com.android.dx.rop.cst.Constant
Base class for constants of all sorts.


        if (! unsignedFitsInShort(cpi)) {
            return false;
        }


        Constant cst = ci.getConstant();
        return (cst instanceof CstType) ||
            (cst instanceof CstFieldRef) ||
            (cst instanceof CstString);
    }

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        /** {@inheritDoc} */
        public void visitThrowingCstInsn(ThrowingCstInsn insn) {
            SourcePosition pos = insn.getPosition();
            Dop opcode = RopToDop.dopFor(insn);
            Rop rop = insn.getOpcode();
            Constant cst = insn.getConstant();


            if (rop.getBranchingness() != Rop.BRANCH_THROW) {
                throw new RuntimeException("shouldn't happen");
            }

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        }


        /** {@inheritDoc} */
        public void visitFillArrayDataInsn(FillArrayDataInsn insn) {
            SourcePosition pos = insn.getPosition();
            Constant cst = insn.getConstant();
            ArrayList<Constant> values = insn.getInitValues();
            Rop rop = insn.getOpcode();


            if (rop.getBranchingness() != Rop.BRANCH_NONE) {
                throw new RuntimeException("shouldn't happen");

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              unsignedFitsInNibble(regs.get(0).getReg()))) {
            return false;
        }


        CstInsn ci = (CstInsn) insn;
        Constant cst = ci.getConstant();


        if (!(cst instanceof CstLiteralBits)) {
            return false;
        }

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                                          CstInteger.make(value), value);
                    return 3;
                }
                case ByteOps.LDC: {
                    int idx = bytes.getUnsignedByte(offset + 1);
                    Constant cst = pool.get(idx);
                    int value = (cst instanceof CstInteger) ? 
                        ((CstInteger) cst).getValue() : 0;
                    visitor.visitConstant(ByteOps.LDC, offset, 2, cst, value);
                    return 2;
                }
                case ByteOps.LDC_W: {
                    int idx = bytes.getUnsignedShort(offset + 1);
                    Constant cst = pool.get(idx);
                    int value = (cst instanceof CstInteger) ? 
                        ((CstInteger) cst).getValue() : 0;
                    visitor.visitConstant(ByteOps.LDC, offset, 3, cst, value);
                    return 3;
                }
                case ByteOps.LDC2_W: {
                    int idx = bytes.getUnsignedShort(offset + 1);
                    Constant cst = pool.get(idx);
                    visitor.visitConstant(ByteOps.LDC2_W, offset, 3, cst, 0);
                    return 3;
                }
                case ByteOps.ILOAD: {
                    int idx = bytes.getUnsignedByte(offset + 1);
                    visitor.visitLocal(ByteOps.ILOAD, offset, 2, idx,
                                       Type.INT, 0);
                    return 2;
                }
                case ByteOps.LLOAD: {
                    int idx = bytes.getUnsignedByte(offset + 1);
                    visitor.visitLocal(ByteOps.ILOAD, offset, 2, idx,
                                       Type.LONG, 0);
                    return 2;
                }
                case ByteOps.FLOAD: {
                    int idx = bytes.getUnsignedByte(offset + 1);
                    visitor.visitLocal(ByteOps.ILOAD, offset, 2, idx,
                                       Type.FLOAT, 0);
                    return 2;
                }
                case ByteOps.DLOAD: {
                    int idx = bytes.getUnsignedByte(offset + 1);
                    visitor.visitLocal(ByteOps.ILOAD, offset, 2, idx,
                                       Type.DOUBLE, 0);
                    return 2;
                }
                case ByteOps.ALOAD: {
                    int idx = bytes.getUnsignedByte(offset + 1);
                    visitor.visitLocal(ByteOps.ILOAD, offset, 2, idx,
                                       Type.OBJECT, 0);
                    return 2;
                }
                case ByteOps.ILOAD_0:
                case ByteOps.ILOAD_1:
                case ByteOps.ILOAD_2:
                case ByteOps.ILOAD_3: {
                    int idx = opcode - ByteOps.ILOAD_0;
                    visitor.visitLocal(ByteOps.ILOAD, offset, 1, idx,
                                       Type.INT, 0);
                    return 1;
                }
                case ByteOps.LLOAD_0:
                case ByteOps.LLOAD_1:
                case ByteOps.LLOAD_2:
                case ByteOps.LLOAD_3: {
                    int idx = opcode - ByteOps.LLOAD_0;
                    visitor.visitLocal(ByteOps.ILOAD, offset, 1, idx,
                                       Type.LONG, 0);
                    return 1;
                }
                case ByteOps.FLOAD_0:
                case ByteOps.FLOAD_1:
                case ByteOps.FLOAD_2:
                case ByteOps.FLOAD_3: {
                    int idx = opcode - ByteOps.FLOAD_0;
                    visitor.visitLocal(ByteOps.ILOAD, offset, 1, idx,
                                       Type.FLOAT, 0);
                    return 1;
                }
                case ByteOps.DLOAD_0:
                case ByteOps.DLOAD_1:
                case ByteOps.DLOAD_2:
                case ByteOps.DLOAD_3: {
                    int idx = opcode - ByteOps.DLOAD_0;
                    visitor.visitLocal(ByteOps.ILOAD, offset, 1, idx,
                                       Type.DOUBLE, 0);
                    return 1;
                }
                case ByteOps.ALOAD_0:
                case ByteOps.ALOAD_1:
                case ByteOps.ALOAD_2:
                case ByteOps.ALOAD_3: {
                    int idx = opcode - ByteOps.ALOAD_0;
                    visitor.visitLocal(ByteOps.ILOAD, offset, 1, idx,
                                       Type.OBJECT, 0);
                    return 1;
                }
                case ByteOps.IALOAD: {
                    visitor.visitNoArgs(ByteOps.IALOAD, offset, 1, Type.INT);
                    return 1;
                }
                case ByteOps.LALOAD: {
                    visitor.visitNoArgs(ByteOps.IALOAD, offset, 1, Type.LONG);
                    return 1;
                }
                case ByteOps.FALOAD: {
                    visitor.visitNoArgs(ByteOps.IALOAD, offset, 1,
                                        Type.FLOAT);
                    return 1;
                }
                case ByteOps.DALOAD: {
                    visitor.visitNoArgs(ByteOps.IALOAD, offset, 1,
                                        Type.DOUBLE);
                    return 1;
                }
                case ByteOps.AALOAD: {
                    visitor.visitNoArgs(ByteOps.IALOAD, offset, 1,
                                        Type.OBJECT);
                    return 1;
                }
                case ByteOps.BALOAD: {
                    visitor.visitNoArgs(ByteOps.IALOAD, offset, 1, Type.BYTE);
                    return 1;
                }
                case ByteOps.CALOAD: {
                    visitor.visitNoArgs(ByteOps.IALOAD, offset, 1, Type.CHAR);
                    return 1;
                }
                case ByteOps.SALOAD: {
                    visitor.visitNoArgs(ByteOps.IALOAD, offset, 1,
                                        Type.SHORT);
                    return 1;
                }
                case ByteOps.ISTORE: {
                    int idx = bytes.getUnsignedByte(offset + 1);
                    visitor.visitLocal(ByteOps.ISTORE, offset, 2, idx,
                                       Type.INT, 0);
                    return 2;
                }
                case ByteOps.LSTORE: {
                    int idx = bytes.getUnsignedByte(offset + 1);
                    visitor.visitLocal(ByteOps.ISTORE, offset, 2, idx,
                                       Type.LONG, 0);
                    return 2;
                }
                case ByteOps.FSTORE: {
                    int idx = bytes.getUnsignedByte(offset + 1);
                    visitor.visitLocal(ByteOps.ISTORE, offset, 2, idx,
                                       Type.FLOAT, 0);
                    return 2;
                }
                case ByteOps.DSTORE: {
                    int idx = bytes.getUnsignedByte(offset + 1);
                    visitor.visitLocal(ByteOps.ISTORE, offset, 2, idx,
                                       Type.DOUBLE, 0);
                    return 2;
                }
                case ByteOps.ASTORE: {
                    int idx = bytes.getUnsignedByte(offset + 1);
                    visitor.visitLocal(ByteOps.ISTORE, offset, 2, idx,
                                       Type.OBJECT, 0);
                    return 2;
                }
                case ByteOps.ISTORE_0:
                case ByteOps.ISTORE_1:
                case ByteOps.ISTORE_2:
                case ByteOps.ISTORE_3: {
                    int idx = opcode - ByteOps.ISTORE_0;
                    visitor.visitLocal(ByteOps.ISTORE, offset, 1, idx,
                                       Type.INT, 0);
                    return 1;
                }
                case ByteOps.LSTORE_0:
                case ByteOps.LSTORE_1:
                case ByteOps.LSTORE_2:
                case ByteOps.LSTORE_3: {
                    int idx = opcode - ByteOps.LSTORE_0;
                    visitor.visitLocal(ByteOps.ISTORE, offset, 1, idx,
                                       Type.LONG, 0);
                    return 1;
                }
                case ByteOps.FSTORE_0:
                case ByteOps.FSTORE_1:
                case ByteOps.FSTORE_2:
                case ByteOps.FSTORE_3: {
                    int idx = opcode - ByteOps.FSTORE_0;
                    visitor.visitLocal(ByteOps.ISTORE, offset, 1, idx,
                                       Type.FLOAT, 0);
                    return 1;
                }
                case ByteOps.DSTORE_0:
                case ByteOps.DSTORE_1:
                case ByteOps.DSTORE_2:
                case ByteOps.DSTORE_3: {
                    int idx = opcode - ByteOps.DSTORE_0;
                    visitor.visitLocal(ByteOps.ISTORE, offset, 1, idx,
                                       Type.DOUBLE, 0);
                    return 1;
                }
                case ByteOps.ASTORE_0:
                case ByteOps.ASTORE_1:
                case ByteOps.ASTORE_2:
                case ByteOps.ASTORE_3: {
                    int idx = opcode - ByteOps.ASTORE_0;
                    visitor.visitLocal(ByteOps.ISTORE, offset, 1, idx,
                                       Type.OBJECT, 0);
                    return 1;
                }
                case ByteOps.IASTORE: {
                    visitor.visitNoArgs(ByteOps.IASTORE, offset, 1, Type.INT);
                    return 1;
                }
                case ByteOps.LASTORE: {
                    visitor.visitNoArgs(ByteOps.IASTORE, offset, 1,
                                        Type.LONG);
                    return 1;
                }
                case ByteOps.FASTORE: {
                    visitor.visitNoArgs(ByteOps.IASTORE, offset, 1,
                                        Type.FLOAT);
                    return 1;
                }
                case ByteOps.DASTORE: {
                    visitor.visitNoArgs(ByteOps.IASTORE, offset, 1,
                                        Type.DOUBLE);
                    return 1;
                }
                case ByteOps.AASTORE: {
                    visitor.visitNoArgs(ByteOps.IASTORE, offset, 1,
                                        Type.OBJECT);
                    return 1;
                }
                case ByteOps.BASTORE: {
                    visitor.visitNoArgs(ByteOps.IASTORE, offset, 1,
                                        Type.BYTE);
                    return 1;
                }
                case ByteOps.CASTORE: {
                    visitor.visitNoArgs(ByteOps.IASTORE, offset, 1,
                                        Type.CHAR);
                    return 1;
                }
                case ByteOps.SASTORE: {
                    visitor.visitNoArgs(ByteOps.IASTORE, offset, 1,
                                        Type.SHORT);
                    return 1;
                }
                case ByteOps.POP:
                case ByteOps.POP2:
                case ByteOps.DUP:
                case ByteOps.DUP_X1:
                case ByteOps.DUP_X2:
                case ByteOps.DUP2:
                case ByteOps.DUP2_X1:
                case ByteOps.DUP2_X2:
                case ByteOps.SWAP: {
                    visitor.visitNoArgs(opcode, offset, 1, Type.VOID);
                    return 1;
                }
                case ByteOps.IADD:
                case ByteOps.ISUB:
                case ByteOps.IMUL:
                case ByteOps.IDIV:
                case ByteOps.IREM:
                case ByteOps.INEG:
                case ByteOps.ISHL:
                case ByteOps.ISHR:
                case ByteOps.IUSHR:
                case ByteOps.IAND:
                case ByteOps.IOR:
                case ByteOps.IXOR: {
                    visitor.visitNoArgs(opcode, offset, 1, Type.INT);
                    return 1;
                }
                case ByteOps.LADD:
                case ByteOps.LSUB:
                case ByteOps.LMUL:
                case ByteOps.LDIV:
                case ByteOps.LREM:
                case ByteOps.LNEG:
                case ByteOps.LSHL:
                case ByteOps.LSHR:
                case ByteOps.LUSHR:
                case ByteOps.LAND:
                case ByteOps.LOR:
                case ByteOps.LXOR: {
                    /*
                     * It's "opcode - 1" because, conveniently enough, all
                     * these long ops are one past the int variants.
                     */
                    visitor.visitNoArgs(opcode - 1, offset, 1, Type.LONG);
                    return 1;
                }
                case ByteOps.FADD:
                case ByteOps.FSUB:
                case ByteOps.FMUL:
                case ByteOps.FDIV:
                case ByteOps.FREM:
                case ByteOps.FNEG: {
                    /*
                     * It's "opcode - 2" because, conveniently enough, all
                     * these float ops are two past the int variants.
                     */
                    visitor.visitNoArgs(opcode - 2, offset, 1, Type.FLOAT);
                    return 1;
                }
                case ByteOps.DADD:
                case ByteOps.DSUB:
                case ByteOps.DMUL:
                case ByteOps.DDIV:
                case ByteOps.DREM:
                case ByteOps.DNEG: {
                    /*
                     * It's "opcode - 3" because, conveniently enough, all
                     * these double ops are three past the int variants.
                     */
                    visitor.visitNoArgs(opcode - 3, offset, 1, Type.DOUBLE);
                    return 1;
                }
                case ByteOps.IINC: {
                    int idx = bytes.getUnsignedByte(offset + 1);
                    int value = bytes.getByte(offset + 2);
                    visitor.visitLocal(opcode, offset, 3, idx,
                                       Type.INT, value);
                    return 3;
                }
                case ByteOps.I2L:
                case ByteOps.F2L:
                case ByteOps.D2L: {
                    visitor.visitNoArgs(opcode, offset, 1, Type.LONG);
                    return 1;
                }
                case ByteOps.I2F:
                case ByteOps.L2F:
                case ByteOps.D2F: {
                    visitor.visitNoArgs(opcode, offset, 1, Type.FLOAT);
                    return 1;
                }
                case ByteOps.I2D:
                case ByteOps.L2D:
                case ByteOps.F2D: {
                    visitor.visitNoArgs(opcode, offset, 1, Type.DOUBLE);
                    return 1;
                }
                case ByteOps.L2I:
                case ByteOps.F2I:
                case ByteOps.D2I:
                case ByteOps.I2B:
                case ByteOps.I2C:
                case ByteOps.I2S:
                case ByteOps.LCMP:
                case ByteOps.FCMPL:
                case ByteOps.FCMPG:
                case ByteOps.DCMPL:
                case ByteOps.DCMPG:
                case ByteOps.ARRAYLENGTH: {
                    visitor.visitNoArgs(opcode, offset, 1, Type.INT);
                    return 1;
                }
                case ByteOps.IFEQ:
                case ByteOps.IFNE:
                case ByteOps.IFLT:
                case ByteOps.IFGE:
                case ByteOps.IFGT:
                case ByteOps.IFLE:
                case ByteOps.IF_ICMPEQ:
                case ByteOps.IF_ICMPNE:
                case ByteOps.IF_ICMPLT:
                case ByteOps.IF_ICMPGE:
                case ByteOps.IF_ICMPGT:
                case ByteOps.IF_ICMPLE:
                case ByteOps.IF_ACMPEQ:
                case ByteOps.IF_ACMPNE:
                case ByteOps.GOTO:
                case ByteOps.JSR:
                case ByteOps.IFNULL:
                case ByteOps.IFNONNULL: {
                    int target = offset + bytes.getShort(offset + 1);
                    visitor.visitBranch(opcode, offset, 3, target);
                    return 3;
                }
                case ByteOps.RET: {
                    int idx = bytes.getUnsignedByte(offset + 1);
                    visitor.visitLocal(opcode, offset, 2, idx,
                                       Type.RETURN_ADDRESS, 0);
                    return 2;
                }
                case ByteOps.TABLESWITCH: {
                    return parseTableswitch(offset, visitor);
                }
                case ByteOps.LOOKUPSWITCH: {
                    return parseLookupswitch(offset, visitor);
                }
                case ByteOps.IRETURN: {
                    visitor.visitNoArgs(ByteOps.IRETURN, offset, 1, Type.INT);
                    return 1;
                }
                case ByteOps.LRETURN: {
                    visitor.visitNoArgs(ByteOps.IRETURN, offset, 1,
                                        Type.LONG);
                    return 1;
                }
                case ByteOps.FRETURN: {
                    visitor.visitNoArgs(ByteOps.IRETURN, offset, 1,
                                        Type.FLOAT);
                    return 1;
                }
                case ByteOps.DRETURN: {
                    visitor.visitNoArgs(ByteOps.IRETURN, offset, 1,
                                        Type.DOUBLE);
                    return 1;
                }
                case ByteOps.ARETURN: {
                    visitor.visitNoArgs(ByteOps.IRETURN, offset, 1,
                                        Type.OBJECT);
                    return 1;
                }
                case ByteOps.RETURN:
                case ByteOps.ATHROW:
                case ByteOps.MONITORENTER:
                case ByteOps.MONITOREXIT: {
                    visitor.visitNoArgs(opcode, offset, 1, Type.VOID);
                    return 1;
                }
                case ByteOps.GETSTATIC:
                case ByteOps.PUTSTATIC:
                case ByteOps.GETFIELD:
                case ByteOps.PUTFIELD:
                case ByteOps.INVOKEVIRTUAL:
                case ByteOps.INVOKESPECIAL:
                case ByteOps.INVOKESTATIC:
                case ByteOps.NEW:
                case ByteOps.ANEWARRAY:
                case ByteOps.CHECKCAST:
                case ByteOps.INSTANCEOF: {
                    int idx = bytes.getUnsignedShort(offset + 1);
                    Constant cst = pool.get(idx);
                    visitor.visitConstant(opcode, offset, 3, cst, 0);
                    return 3;
                }
                case ByteOps.INVOKEINTERFACE: {
                    int idx = bytes.getUnsignedShort(offset + 1);
                    int count = bytes.getUnsignedByte(offset + 3);
                    int expectZero = bytes.getUnsignedByte(offset + 4);
                    Constant cst = pool.get(idx);
                    visitor.visitConstant(opcode, offset, 5, cst,
                                          count | (expectZero << 8));
                    return 5;
                }
                case ByteOps.NEWARRAY: {
                    return parseNewarray(offset, visitor);
                }
                case ByteOps.WIDE: {
                    return parseWide(offset, visitor);
                }
                case ByteOps.MULTIANEWARRAY: {
                    int idx = bytes.getUnsignedShort(offset + 1);
                    int dimensions = bytes.getUnsignedByte(offset + 3);
                    Constant cst = pool.get(idx);
                    visitor.visitConstant(opcode, offset, 4, cst, dimensions);
                    return 4;
                }
                case ByteOps.GOTO_W:
                case ByteOps.JSR_W: {

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            }
        }


        if (observer != null) {
            for (int i = 1; i < offsets.length; i++) {
                Constant cst = pool.getOrNull(i);
                if (cst == null) {
                    continue;
                }
                int offset = offsets[i];
                int nextOffset = endOffset;
                for (int j = i + 1; j < offsets.length; j++) {
                    int off = offsets[j];
                    if (off != 0) {
                        nextOffset = off;
                        break;
                    }
                }
                observer.parsed(bytes, offset, nextOffset - offset,
                                Hex.u2(i) + ": " + cst.toString());
            }


            observer.changeIndent(-1);
            observer.parsed(bytes, endOffset, 0, "end constant_pool");
        }

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              unsignedFitsInByte(regs.get(0).getReg()))) {
            return false;
        }


        CstInsn ci = (CstInsn) insn;
        Constant cst = ci.getConstant();


        return (cst instanceof CstLiteral64);
    }

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     * 
     * @param idx which constant
     * @return {@code non-null;} the parsed constant
     */
    private Constant parse0(int idx) {
        Constant cst = pool.getOrNull(idx);
        if (cst != null) {
            return cst;
        }


        int at = offsets[idx];

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            throwSeverelyTruncated();
        }


        AnnotationParser ap =
            new AnnotationParser(cf, offset, length, observer);
        Constant cst = ap.parseValueAttribute();


        return new AttAnnotationDefault(cst, length);
    }

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              unsignedFitsInByte(regs.get(0).getReg()))) {
            return false;
        }


        CstInsn ci = (CstInsn) insn;
        Constant cst = ci.getConstant();


        if (!(cst instanceof CstLiteralBits)) {
            return false;
        }

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