Examples with BerTag org.openmuc.jasn1.ber.BerTag used on opensource projects

Example 11 with BerTag

use of org.openmuc.jasn1.ber.BerTag in project jasn1 by openmuc.

the class BerClassWriter method writeChoiceDecodeFunction.

private void writeChoiceDecodeFunction(List<AsnElementType> componentTypes, boolean hasExplicitTag) throws IOException {
    if (hasExplicitTag) {
        writeSimpleDecodeFunction("true");
        write("public int decode(InputStream is, boolean withTag) throws IOException {");
        write("int codeLength = 0;");
        write("BerLength length = new BerLength();");
        write("BerTag berTag = new BerTag();\n");
        write("if (withTag) {");
        write("codeLength += tag.decodeAndCheck(is);");
        write("}\n");
        write("codeLength += length.decode(is);");
        write("codeLength += berTag.decode(is);\n");
    } else {
        writeSimpleDecodeFunction("null");
        write("public int decode(InputStream is, BerTag berTag) throws IOException {\n");
        write("int codeLength = 0;");
        write("BerTag passedTag = berTag;\n");
        write("if (berTag == null) {");
        write("berTag = new BerTag();");
        write("codeLength += berTag.decode(is);");
        write("}\n");
    }
    // TODO rename "choiceDecodeLength" because it could also be of type ANY
    String initChoiceDecodeLength = "int ";
    for (int j = 0; j < componentTypes.size(); j++) {
        AsnElementType componentType = componentTypes.get(j);
        String explicitEncoding = getExplicitDecodingParameter(componentType);
        Tag componentTag = getTag(componentType);
        if (componentTag != null) {
            write("if (berTag.equals(" + getBerTagParametersString(componentTag) + ")) {");
            if (componentTag.type == TagType.EXPLICIT) {
                write("codeLength += BerLength.skip(is);");
            }
            write(getName(componentType) + " = new " + getClassNameOfComponent(componentType) + "();");
            write("codeLength += " + getName(componentType) + ".decode(is" + explicitEncoding + ");");
            write("return codeLength;");
            write("}\n");
        } else {
            if (isDirectAnyOrChoice(componentType)) {
                write(getName(componentType) + " = new " + getClassNameOfComponent(componentType) + "();");
                write(initChoiceDecodeLength + "choiceDecodeLength = " + getName(componentType) + ".decode(is" + explicitEncoding + ");");
                initChoiceDecodeLength = "";
                write("if (choiceDecodeLength != 0) {");
                write("return codeLength + choiceDecodeLength;");
                write("}");
                write("else {");
                write(getName(componentType) + " = null;");
                write("}\n");
            } else {
                write("if (berTag.equals(" + getClassNameOfComponent(componentType) + ".tag)) {");
                write(getName(componentType) + " = new " + getClassNameOfComponent(componentType) + "();");
                write("codeLength += " + getName(componentType) + ".decode(is" + explicitEncoding + ");");
                write("return codeLength;");
                write("}\n");
            }
        }
    }
    if (!hasExplicitTag) {
        write("if (passedTag != null) {");
        write("return 0;");
        write("}\n");
    }
    write("throw new IOException(\"Error decoding CHOICE: Tag \" + berTag + \" matched to no item.\");");
    write("}\n");
}

Example 12 with BerTag

use of org.openmuc.jasn1.ber.BerTag in project jasn1 by openmuc.

the class PersonnelRecord method decode.

public int decode(InputStream is, boolean withTag) throws IOException {
    int codeLength = 0;
    int subCodeLength = 0;
    BerTag berTag = new BerTag();
    if (withTag) {
        codeLength += tag.decodeAndCheck(is);
    }
    BerLength length = new BerLength();
    codeLength += length.decode(is);
    int totalLength = length.val;
    if (totalLength == -1) {
        subCodeLength += berTag.decode(is);
        if (berTag.tagNumber == 0 && berTag.tagClass == 0 && berTag.primitive == 0) {
            int nextByte = is.read();
            if (nextByte != 0) {
                if (nextByte == -1) {
                    throw new EOFException("Unexpected end of input stream.");
                }
                throw new IOException("Decoded sequence has wrong end of contents octets");
            }
            codeLength += subCodeLength + 1;
            return codeLength;
        }
        if (berTag.equals(Name.tag)) {
            name = new Name();
            subCodeLength += name.decode(is, false);
            subCodeLength += berTag.decode(is);
        }
        if (berTag.tagNumber == 0 && berTag.tagClass == 0 && berTag.primitive == 0) {
            int nextByte = is.read();
            if (nextByte != 0) {
                if (nextByte == -1) {
                    throw new EOFException("Unexpected end of input stream.");
                }
                throw new IOException("Decoded sequence has wrong end of contents octets");
            }
            codeLength += subCodeLength + 1;
            return codeLength;
        }
        if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.PRIMITIVE, 0)) {
            title = new BerVisibleString();
            subCodeLength += title.decode(is, false);
            subCodeLength += berTag.decode(is);
        }
        if (berTag.tagNumber == 0 && berTag.tagClass == 0 && berTag.primitive == 0) {
            int nextByte = is.read();
            if (nextByte != 0) {
                if (nextByte == -1) {
                    throw new EOFException("Unexpected end of input stream.");
                }
                throw new IOException("Decoded sequence has wrong end of contents octets");
            }
            codeLength += subCodeLength + 1;
            return codeLength;
        }
        if (berTag.equals(org.openmuc.jasn1.compiler.modules.module2.EmployeeNumberZ.tag)) {
            number = new org.openmuc.jasn1.compiler.modules.module2.EmployeeNumberZ();
            subCodeLength += number.decode(is, false);
            subCodeLength += berTag.decode(is);
        }
        if (berTag.tagNumber == 0 && berTag.tagClass == 0 && berTag.primitive == 0) {
            int nextByte = is.read();
            if (nextByte != 0) {
                if (nextByte == -1) {
                    throw new EOFException("Unexpected end of input stream.");
                }
                throw new IOException("Decoded sequence has wrong end of contents octets");
            }
            codeLength += subCodeLength + 1;
            return codeLength;
        }
        if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.PRIMITIVE, 1)) {
            dateOfHire = new Date();
            subCodeLength += dateOfHire.decode(is, false);
            subCodeLength += berTag.decode(is);
        }
        if (berTag.tagNumber == 0 && berTag.tagClass == 0 && berTag.primitive == 0) {
            int nextByte = is.read();
            if (nextByte != 0) {
                if (nextByte == -1) {
                    throw new EOFException("Unexpected end of input stream.");
                }
                throw new IOException("Decoded sequence has wrong end of contents octets");
            }
            codeLength += subCodeLength + 1;
            return codeLength;
        }
        if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.CONSTRUCTED, 2)) {
            nameOfSpouse = new Name();
            subCodeLength += nameOfSpouse.decode(is, false);
            subCodeLength += berTag.decode(is);
        }
        if (berTag.tagNumber == 0 && berTag.tagClass == 0 && berTag.primitive == 0) {
            int nextByte = is.read();
            if (nextByte != 0) {
                if (nextByte == -1) {
                    throw new EOFException("Unexpected end of input stream.");
                }
                throw new IOException("Decoded sequence has wrong end of contents octets");
            }
            codeLength += subCodeLength + 1;
            return codeLength;
        }
        if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.CONSTRUCTED, 3)) {
            children = new Children();
            subCodeLength += children.decode(is, false);
            subCodeLength += berTag.decode(is);
        }
        if (berTag.tagNumber == 0 && berTag.tagClass == 0 && berTag.primitive == 0) {
            int nextByte = is.read();
            if (nextByte != 0) {
                if (nextByte == -1) {
                    throw new EOFException("Unexpected end of input stream.");
                }
                throw new IOException("Decoded sequence has wrong end of contents octets");
            }
            codeLength += subCodeLength + 1;
            return codeLength;
        }
        if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.PRIMITIVE, 4)) {
            testBitString = new MyBitString();
            subCodeLength += testBitString.decode(is, false);
            subCodeLength += berTag.decode(is);
        }
        if (berTag.tagNumber == 0 && berTag.tagClass == 0 && berTag.primitive == 0) {
            int nextByte = is.read();
            if (nextByte != 0) {
                if (nextByte == -1) {
                    throw new EOFException("Unexpected end of input stream.");
                }
                throw new IOException("Decoded sequence has wrong end of contents octets");
            }
            codeLength += subCodeLength + 1;
            return codeLength;
        }
        if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.PRIMITIVE, 6)) {
            test = new MyInt();
            subCodeLength += test.decode(is, false);
            subCodeLength += berTag.decode(is);
        }
        if (berTag.tagNumber == 0 && berTag.tagClass == 0 && berTag.primitive == 0) {
            int nextByte = is.read();
            if (nextByte != 0) {
                if (nextByte == -1) {
                    throw new EOFException("Unexpected end of input stream.");
                }
                throw new IOException("Decoded sequence has wrong end of contents octets");
            }
            codeLength += subCodeLength + 1;
            return codeLength;
        }
        test2 = new TestChoice();
        int choiceDecodeLength = test2.decode(is, berTag);
        if (choiceDecodeLength != 0) {
            subCodeLength += choiceDecodeLength;
            subCodeLength += berTag.decode(is);
        } else {
            test2 = null;
        }
        if (berTag.tagNumber == 0 && berTag.tagClass == 0 && berTag.primitive == 0) {
            int nextByte = is.read();
            if (nextByte != 0) {
                if (nextByte == -1) {
                    throw new EOFException("Unexpected end of input stream.");
                }
                throw new IOException("Decoded sequence has wrong end of contents octets");
            }
            codeLength += subCodeLength + 1;
            return codeLength;
        }
        test3 = new TestChoice();
        choiceDecodeLength = test3.decode(is, berTag);
        if (choiceDecodeLength != 0) {
            subCodeLength += choiceDecodeLength;
            subCodeLength += berTag.decode(is);
        } else {
            test3 = null;
        }
        if (berTag.tagNumber == 0 && berTag.tagClass == 0 && berTag.primitive == 0) {
            int nextByte = is.read();
            if (nextByte != 0) {
                if (nextByte == -1) {
                    throw new EOFException("Unexpected end of input stream.");
                }
                throw new IOException("Decoded sequence has wrong end of contents octets");
            }
            codeLength += subCodeLength + 1;
            return codeLength;
        }
        if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.CONSTRUCTED, 8)) {
            subCodeLength += length.decode(is);
            test4 = new TestChoice();
            choiceDecodeLength = test4.decode(is, null);
            if (choiceDecodeLength != 0) {
                subCodeLength += choiceDecodeLength;
                subCodeLength += berTag.decode(is);
            } else {
                test4 = null;
            }
        }
        if (berTag.tagNumber == 0 && berTag.tagClass == 0 && berTag.primitive == 0) {
            int nextByte = is.read();
            if (nextByte != 0) {
                if (nextByte == -1) {
                    throw new EOFException("Unexpected end of input stream.");
                }
                throw new IOException("Decoded sequence has wrong end of contents octets");
            }
            codeLength += subCodeLength + 1;
            return codeLength;
        }
        if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.CONSTRUCTED, 9)) {
            subCodeLength += length.decode(is);
            test5 = new TestChoice();
            choiceDecodeLength = test5.decode(is, null);
            if (choiceDecodeLength != 0) {
                subCodeLength += choiceDecodeLength;
                subCodeLength += berTag.decode(is);
            } else {
                test5 = null;
            }
        }
        if (berTag.tagNumber == 0 && berTag.tagClass == 0 && berTag.primitive == 0) {
            int nextByte = is.read();
            if (nextByte != 0) {
                if (nextByte == -1) {
                    throw new EOFException("Unexpected end of input stream.");
                }
                throw new IOException("Decoded sequence has wrong end of contents octets");
            }
            codeLength += subCodeLength + 1;
            return codeLength;
        }
        if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.CONSTRUCTED, 10)) {
            subCodeLength += length.decode(is);
            test6 = new TestChoice();
            choiceDecodeLength = test6.decode(is, null);
            if (choiceDecodeLength != 0) {
                subCodeLength += choiceDecodeLength;
                subCodeLength += berTag.decode(is);
            } else {
                test6 = null;
            }
        }
        if (berTag.tagNumber == 0 && berTag.tagClass == 0 && berTag.primitive == 0) {
            int nextByte = is.read();
            if (nextByte != 0) {
                if (nextByte == -1) {
                    throw new EOFException("Unexpected end of input stream.");
                }
                throw new IOException("Decoded sequence has wrong end of contents octets");
            }
            codeLength += subCodeLength + 1;
            return codeLength;
        }
        employeeNumberZ = new EmployeeNumberZ();
        choiceDecodeLength = employeeNumberZ.decode(is, berTag);
        if (choiceDecodeLength != 0) {
            subCodeLength += choiceDecodeLength;
            subCodeLength += berTag.decode(is);
        } else {
            employeeNumberZ = null;
        }
        if (berTag.tagNumber == 0 && berTag.tagClass == 0 && berTag.primitive == 0) {
            int nextByte = is.read();
            if (nextByte != 0) {
                if (nextByte == -1) {
                    throw new EOFException("Unexpected end of input stream.");
                }
                throw new IOException("Decoded sequence has wrong end of contents octets");
            }
            codeLength += subCodeLength + 1;
            return codeLength;
        }
        if (berTag.equals(BerVisibleString.tag)) {
            code_ = new BerVisibleString();
            subCodeLength += code_.decode(is, false);
            subCodeLength += berTag.decode(is);
        }
        if (berTag.tagNumber == 0 && berTag.tagClass == 0 && berTag.primitive == 0) {
            int nextByte = is.read();
            if (nextByte != 0) {
                if (nextByte == -1) {
                    throw new EOFException("Unexpected end of input stream.");
                }
                throw new IOException("Decoded sequence has wrong end of contents octets");
            }
            codeLength += subCodeLength + 1;
            return codeLength;
        }
        if (berTag.equals(TestSequenceOf.tag)) {
            testSequenceOf = new TestSequenceOf();
            subCodeLength += testSequenceOf.decode(is, false);
            subCodeLength += berTag.decode(is);
        }
        if (berTag.tagNumber == 0 && berTag.tagClass == 0 && berTag.primitive == 0) {
            int nextByte = is.read();
            if (nextByte != 0) {
                if (nextByte == -1) {
                    throw new EOFException("Unexpected end of input stream.");
                }
                throw new IOException("Decoded sequence has wrong end of contents octets");
            }
            codeLength += subCodeLength + 1;
            return codeLength;
        }
        if (berTag.equals(TestSequenceOf2.tag)) {
            testSequenceOf2 = new TestSequenceOf2();
            subCodeLength += testSequenceOf2.decode(is, false);
            subCodeLength += berTag.decode(is);
        }
        if (berTag.tagNumber == 0 && berTag.tagClass == 0 && berTag.primitive == 0) {
            int nextByte = is.read();
            if (nextByte != 0) {
                if (nextByte == -1) {
                    throw new EOFException("Unexpected end of input stream.");
                }
                throw new IOException("Decoded sequence has wrong end of contents octets");
            }
            codeLength += subCodeLength + 1;
            return codeLength;
        }
        if (berTag.equals(BerEmbeddedPdv.tag)) {
            embeddedPdv = new BerEmbeddedPdv();
            subCodeLength += embeddedPdv.decode(is, false);
            subCodeLength += berTag.decode(is);
        }
        int nextByte = is.read();
        if (berTag.tagNumber != 0 || berTag.tagClass != 0 || berTag.primitive != 0 || nextByte != 0) {
            if (nextByte == -1) {
                throw new EOFException("Unexpected end of input stream.");
            }
            throw new IOException("Decoded sequence has wrong end of contents octets");
        }
        codeLength += subCodeLength + 1;
        return codeLength;
    }
    codeLength += totalLength;
    subCodeLength += berTag.decode(is);
    if (berTag.equals(Name.tag)) {
        name = new Name();
        subCodeLength += name.decode(is, false);
        subCodeLength += berTag.decode(is);
    } else {
        throw new IOException("Tag does not match the mandatory sequence element tag.");
    }
    if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.PRIMITIVE, 0)) {
        title = new BerVisibleString();
        subCodeLength += title.decode(is, false);
        subCodeLength += berTag.decode(is);
    } else {
        throw new IOException("Tag does not match the mandatory sequence element tag.");
    }
    if (berTag.equals(org.openmuc.jasn1.compiler.modules.module2.EmployeeNumberZ.tag)) {
        number = new org.openmuc.jasn1.compiler.modules.module2.EmployeeNumberZ();
        subCodeLength += number.decode(is, false);
        subCodeLength += berTag.decode(is);
    } else {
        throw new IOException("Tag does not match the mandatory sequence element tag.");
    }
    if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.PRIMITIVE, 1)) {
        dateOfHire = new Date();
        subCodeLength += dateOfHire.decode(is, false);
        subCodeLength += berTag.decode(is);
    } else {
        throw new IOException("Tag does not match the mandatory sequence element tag.");
    }
    if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.CONSTRUCTED, 2)) {
        nameOfSpouse = new Name();
        subCodeLength += nameOfSpouse.decode(is, false);
        subCodeLength += berTag.decode(is);
    } else {
        throw new IOException("Tag does not match the mandatory sequence element tag.");
    }
    if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.CONSTRUCTED, 3)) {
        children = new Children();
        subCodeLength += children.decode(is, false);
        subCodeLength += berTag.decode(is);
    }
    if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.PRIMITIVE, 4)) {
        testBitString = new MyBitString();
        subCodeLength += testBitString.decode(is, false);
        subCodeLength += berTag.decode(is);
    } else {
        throw new IOException("Tag does not match the mandatory sequence element tag.");
    }
    if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.PRIMITIVE, 6)) {
        test = new MyInt();
        subCodeLength += test.decode(is, false);
        subCodeLength += berTag.decode(is);
    } else {
        throw new IOException("Tag does not match the mandatory sequence element tag.");
    }
    test2 = new TestChoice();
    int choiceDecodeLength = test2.decode(is, berTag);
    if (choiceDecodeLength != 0) {
        subCodeLength += choiceDecodeLength;
        subCodeLength += berTag.decode(is);
    } else {
        test2 = null;
    }
    test3 = new TestChoice();
    subCodeLength += test3.decode(is, berTag);
    subCodeLength += berTag.decode(is);
    if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.CONSTRUCTED, 8)) {
        subCodeLength += length.decode(is);
        test4 = new TestChoice();
        subCodeLength += test4.decode(is, null);
        subCodeLength += berTag.decode(is);
    }
    if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.CONSTRUCTED, 9)) {
        subCodeLength += length.decode(is);
        test5 = new TestChoice();
        subCodeLength += test5.decode(is, null);
        subCodeLength += berTag.decode(is);
    } else {
        throw new IOException("Tag does not match the mandatory sequence element tag.");
    }
    if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.CONSTRUCTED, 10)) {
        subCodeLength += length.decode(is);
        test6 = new TestChoice();
        subCodeLength += test6.decode(is, null);
        subCodeLength += berTag.decode(is);
    } else {
        throw new IOException("Tag does not match the mandatory sequence element tag.");
    }
    employeeNumberZ = new EmployeeNumberZ();
    choiceDecodeLength = employeeNumberZ.decode(is, berTag);
    if (choiceDecodeLength != 0) {
        subCodeLength += choiceDecodeLength;
        subCodeLength += berTag.decode(is);
    } else {
        employeeNumberZ = null;
    }
    if (berTag.equals(BerVisibleString.tag)) {
        code_ = new BerVisibleString();
        subCodeLength += code_.decode(is, false);
        subCodeLength += berTag.decode(is);
    } else {
        throw new IOException("Tag does not match the mandatory sequence element tag.");
    }
    if (berTag.equals(TestSequenceOf.tag)) {
        testSequenceOf = new TestSequenceOf();
        subCodeLength += testSequenceOf.decode(is, false);
        subCodeLength += berTag.decode(is);
    } else {
        throw new IOException("Tag does not match the mandatory sequence element tag.");
    }
    if (berTag.equals(TestSequenceOf2.tag)) {
        testSequenceOf2 = new TestSequenceOf2();
        subCodeLength += testSequenceOf2.decode(is, false);
        subCodeLength += berTag.decode(is);
    } else {
        throw new IOException("Tag does not match the mandatory sequence element tag.");
    }
    if (berTag.equals(BerEmbeddedPdv.tag)) {
        embeddedPdv = new BerEmbeddedPdv();
        subCodeLength += embeddedPdv.decode(is, false);
        if (subCodeLength == totalLength) {
            return codeLength;
        }
    }
    throw new IOException("Unexpected end of sequence, length tag: " + totalLength + ", actual sequence length: " + subCodeLength);
}

Example 13 with BerTag

use of org.openmuc.jasn1.ber.BerTag in project jasn1 by openmuc.

the class DistributionPointName method decode.

public int decode(InputStream is, BerTag berTag) throws IOException {
    int codeLength = 0;
    BerTag passedTag = berTag;
    if (berTag == null) {
        berTag = new BerTag();
        codeLength += berTag.decode(is);
    }
    if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.CONSTRUCTED, 0)) {
        fullName = new GeneralNames();
        codeLength += fullName.decode(is, false);
        return codeLength;
    }
    if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.CONSTRUCTED, 1)) {
        nameRelativeToCRLIssuer = new RelativeDistinguishedName();
        codeLength += nameRelativeToCRLIssuer.decode(is, false);
        return codeLength;
    }
    if (passedTag != null) {
        return 0;
    }
    throw new IOException("Error decoding CHOICE: Tag " + berTag + " matched to no item.");
}

Example 14 with BerTag

use of org.openmuc.jasn1.ber.BerTag in project jasn1 by openmuc.

the class GeneralName method decode.

public int decode(InputStream is, BerTag berTag) throws IOException {
    int codeLength = 0;
    BerTag passedTag = berTag;
    if (berTag == null) {
        berTag = new BerTag();
        codeLength += berTag.decode(is);
    }
    if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.CONSTRUCTED, 0)) {
        otherName = new AnotherName();
        codeLength += otherName.decode(is, false);
        return codeLength;
    }
    if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.PRIMITIVE, 1)) {
        rfc822Name = new BerIA5String();
        codeLength += rfc822Name.decode(is, false);
        return codeLength;
    }
    if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.PRIMITIVE, 2)) {
        dNSName = new BerIA5String();
        codeLength += dNSName.decode(is, false);
        return codeLength;
    }
    if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.CONSTRUCTED, 3)) {
        x400Address = new ORAddress();
        codeLength += x400Address.decode(is, false);
        return codeLength;
    }
    if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.CONSTRUCTED, 4)) {
        codeLength += BerLength.skip(is);
        directoryName = new Name();
        codeLength += directoryName.decode(is, null);
        return codeLength;
    }
    if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.CONSTRUCTED, 5)) {
        ediPartyName = new EDIPartyName();
        codeLength += ediPartyName.decode(is, false);
        return codeLength;
    }
    if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.PRIMITIVE, 6)) {
        uniformResourceIdentifier = new BerIA5String();
        codeLength += uniformResourceIdentifier.decode(is, false);
        return codeLength;
    }
    if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.PRIMITIVE, 7)) {
        iPAddress = new BerOctetString();
        codeLength += iPAddress.decode(is, false);
        return codeLength;
    }
    if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.PRIMITIVE, 8)) {
        registeredID = new BerObjectIdentifier();
        codeLength += registeredID.decode(is, false);
        return codeLength;
    }
    if (passedTag != null) {
        return 0;
    }
    throw new IOException("Error decoding CHOICE: Tag " + berTag + " matched to no item.");
}

Example 15 with BerTag

use of org.openmuc.jasn1.ber.BerTag in project jasn1 by openmuc.

the class BerEmbeddedPdv method decode.

public int decode(InputStream is, boolean withTag) throws IOException {
    int codeLength = 0;
    int subCodeLength = 0;
    BerTag berTag = new BerTag();
    if (withTag) {
        codeLength += tag.decodeAndCheck(is);
    }
    BerLength length = new BerLength();
    codeLength += length.decode(is);
    int totalLength = length.val;
    codeLength += totalLength;
    subCodeLength += berTag.decode(is);
    if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.CONSTRUCTED, 0)) {
        subCodeLength += length.decode(is);
        identification = new Identification();
        subCodeLength += identification.decode(is, null);
        subCodeLength += berTag.decode(is);
    } else {
        throw new IOException("Tag does not match the mandatory sequence element tag.");
    }
    if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.PRIMITIVE, 1)) {
        dataValueDescriptor = new BerObjectDescriptor();
        subCodeLength += dataValueDescriptor.decode(is, false);
        subCodeLength += berTag.decode(is);
    }
    if (berTag.equals(BerTag.CONTEXT_CLASS, BerTag.PRIMITIVE, 2)) {
        dataValue = new BerOctetString();
        subCodeLength += dataValue.decode(is, false);
        if (subCodeLength == totalLength) {
            return codeLength;
        }
    }
    throw new IOException("Unexpected end of sequence, length tag: " + totalLength + ", actual sequence length: " + subCodeLength);
}