org.web3j.abi.datatypes.DynamicBytes Java Exaples

Source File: UtilsTest.java From etherscan-explorer with GNU General Public License v3.0

6 votes

@Test
public void testGetTypeName() throws ClassNotFoundException {
    assertThat(Utils.getTypeName(new TypeReference<Uint>(){}), is("uint256"));
    assertThat(Utils.getTypeName(new TypeReference<Int>(){}), is("int256"));
    assertThat(Utils.getTypeName(new TypeReference<Ufixed>(){}), is("ufixed256"));
    assertThat(Utils.getTypeName(new TypeReference<Fixed>(){}), is("fixed256"));

    assertThat(Utils.getTypeName(new TypeReference<Uint64>(){}), is("uint64"));
    assertThat(Utils.getTypeName(new TypeReference<Int64>(){}), is("int64"));
    assertThat(Utils.getTypeName(new TypeReference<Bool>(){}), is("bool"));
    assertThat(Utils.getTypeName(new TypeReference<Utf8String>(){}), is("string"));
    assertThat(Utils.getTypeName(new TypeReference<DynamicBytes>(){}), is("bytes"));

    assertThat(Utils.getTypeName(
            new TypeReference.StaticArrayTypeReference<StaticArray<Uint>>(5){}),
            is("uint256[5]"));
    assertThat(Utils.getTypeName(
            new TypeReference<DynamicArray<Uint>>(){}),
            is("uint256[]"));
}

Source File: DepositContract.java From teku with Apache License 2.0

6 votes

public RemoteFunctionCall<TransactionReceipt> deposit(
    byte[] pubkey,
    byte[] withdrawal_credentials,
    byte[] signature,
    byte[] deposit_data_root,
    BigInteger weiValue) {
  final org.web3j.abi.datatypes.Function function =
      new org.web3j.abi.datatypes.Function(
          FUNC_DEPOSIT,
          Arrays.<Type>asList(
              new org.web3j.abi.datatypes.DynamicBytes(pubkey),
              new org.web3j.abi.datatypes.DynamicBytes(withdrawal_credentials),
              new org.web3j.abi.datatypes.DynamicBytes(signature),
              new org.web3j.abi.datatypes.generated.Bytes32(deposit_data_root)),
          Collections.<TypeReference<?>>emptyList());
  return executeRemoteCallTransaction(function, weiValue);
}

Source File: SolidityFunctionWrapperTest.java From client-sdk-java with Apache License 2.0

6 votes

@Test
public void testGetNativeType() {
    assertThat(getNativeType(TypeName.get(Address.class)),
            equalTo(TypeName.get(String.class)));
    assertThat(getNativeType(TypeName.get(Uint256.class)),
            equalTo(TypeName.get(BigInteger.class)));
    assertThat(getNativeType(TypeName.get(Int256.class)),
            equalTo(TypeName.get(BigInteger.class)));
    assertThat(getNativeType(TypeName.get(Utf8String.class)),
            equalTo(TypeName.get(String.class)));
    assertThat(getNativeType(TypeName.get(Bool.class)),
            equalTo(TypeName.get(Boolean.class)));
    assertThat(getNativeType(TypeName.get(Bytes32.class)),
            equalTo(TypeName.get(byte[].class)));
    assertThat(getNativeType(TypeName.get(DynamicBytes.class)),
            equalTo(TypeName.get(byte[].class)));
}

Source File: AbiTypesMapperGenerator.java From client-sdk-java with Apache License 2.0

6 votes

private MethodSpec.Builder addTypes(MethodSpec.Builder builder, String packageName) {
    builder = addStatement(builder, packageName,
            Address.TYPE_NAME, Address.class.getSimpleName());

    builder = addStatement(builder, packageName,
            Bool.TYPE_NAME, Bool.class.getSimpleName());

    builder = addStatement(builder, packageName,
            Utf8String.TYPE_NAME, Utf8String.class.getSimpleName());

    builder = addStatement(builder, packageName,
            DynamicBytes.TYPE_NAME, DynamicBytes.class.getSimpleName());

    // TODO: Fixed array & dynamic array support
    return builder;
}

Source File: TypeDecoder.java From web3j with Apache License 2.0

6 votes

@SuppressWarnings("unchecked")
static <T extends Type> T decode(String input, int offset, Class<T> type) {
    if (NumericType.class.isAssignableFrom(type)) {
        return (T) decodeNumeric(input.substring(offset), (Class<NumericType>) type);
    } else if (Address.class.isAssignableFrom(type)) {
        return (T) decodeAddress(input.substring(offset));
    } else if (Bool.class.isAssignableFrom(type)) {
        return (T) decodeBool(input, offset);
    } else if (Bytes.class.isAssignableFrom(type)) {
        return (T) decodeBytes(input, offset, (Class<Bytes>) type);
    } else if (DynamicBytes.class.isAssignableFrom(type)) {
        return (T) decodeDynamicBytes(input, offset);
    } else if (Utf8String.class.isAssignableFrom(type)) {
        return (T) decodeUtf8String(input, offset);
    } else if (Array.class.isAssignableFrom(type)) {
        throw new UnsupportedOperationException(
                "Array types must be wrapped in a TypeReference");
    } else {
        throw new UnsupportedOperationException("Type cannot be encoded: " + type.getClass());
    }
}

Source File: PublicResolver.java From etherscan-explorer with GNU General Public License v3.0

6 votes

public RemoteCall<Tuple2<BigInteger, byte[]>> ABI(byte[] node, BigInteger contentTypes) {
    final Function function = new Function("ABI",
            Arrays.<Type>asList(new org.web3j.abi.datatypes.generated.Bytes32(node),
            new org.web3j.abi.datatypes.generated.Uint256(contentTypes)),
            Arrays.<TypeReference<?>>asList(new TypeReference<Uint256>() {}, new TypeReference<DynamicBytes>() {}));
    return new RemoteCall<Tuple2<BigInteger, byte[]>>(
            new Callable<Tuple2<BigInteger, byte[]>>() {
                @Override
                public Tuple2<BigInteger, byte[]> call() throws Exception {
                    List<Type> results = executeCallMultipleValueReturn(function);;
                    return new Tuple2<BigInteger, byte[]>(
                            (BigInteger) results.get(0).getValue(),
                            (byte[]) results.get(1).getValue());
                }
            });
}

Source File: FunctionEncoderTest.java From client-sdk-java with Apache License 2.0

6 votes

@Test
public void testFunctionMDynamicArrayEncode1() {
    Function function = new Function(
            "sam",
            Arrays.asList(
                new DynamicBytes("dave".getBytes()),
                new Bool(true),
                new DynamicArray<>(
                        new Uint(BigInteger.ONE),
                        new Uint(BigInteger.valueOf(2)),
                        new Uint(BigInteger.valueOf(3)))),
            Collections.<TypeReference<?>>emptyList()
    );

    assertThat(FunctionEncoder.encode(function),
            is("0xa5643bf2"
                    + "0000000000000000000000000000000000000000000000000000000000000060"
                    + "0000000000000000000000000000000000000000000000000000000000000001"
                    + "00000000000000000000000000000000000000000000000000000000000000a0"
                    + "0000000000000000000000000000000000000000000000000000000000000004"
                    + "6461766500000000000000000000000000000000000000000000000000000000"
                    + "0000000000000000000000000000000000000000000000000000000000000003"
                    + "0000000000000000000000000000000000000000000000000000000000000001"
                    + "0000000000000000000000000000000000000000000000000000000000000002"
                    + "0000000000000000000000000000000000000000000000000000000000000003"));
}

Source File: UtilsTest.java From client-sdk-java with Apache License 2.0

6 votes

@Test
public void testGetTypeName() throws ClassNotFoundException {
    assertThat(Utils.getTypeName(new TypeReference<Uint>(){}), is("uint256"));
    assertThat(Utils.getTypeName(new TypeReference<Int>(){}), is("int256"));
    assertThat(Utils.getTypeName(new TypeReference<Ufixed>(){}), is("ufixed256"));
    assertThat(Utils.getTypeName(new TypeReference<Fixed>(){}), is("fixed256"));

    assertThat(Utils.getTypeName(new TypeReference<Uint64>(){}), is("uint64"));
    assertThat(Utils.getTypeName(new TypeReference<Int64>(){}), is("int64"));
    assertThat(Utils.getTypeName(new TypeReference<Bool>(){}), is("bool"));
    assertThat(Utils.getTypeName(new TypeReference<Utf8String>(){}), is("string"));
    assertThat(Utils.getTypeName(new TypeReference<DynamicBytes>(){}), is("bytes"));

    assertThat(Utils.getTypeName(
            new TypeReference.StaticArrayTypeReference<StaticArray<Uint>>(5){}),
            is("uint256[5]"));
    assertThat(Utils.getTypeName(
            new TypeReference<DynamicArray<Uint>>(){}),
            is("uint256[]"));
}

Source File: SolidityFunctionWrapperTest.java From etherscan-explorer with GNU General Public License v3.0

6 votes

@Test
public void testGetNativeType() {
    assertThat(getNativeType(TypeName.get(Address.class)),
            equalTo(TypeName.get(String.class)));
    assertThat(getNativeType(TypeName.get(Uint256.class)),
            equalTo(TypeName.get(BigInteger.class)));
    assertThat(getNativeType(TypeName.get(Int256.class)),
            equalTo(TypeName.get(BigInteger.class)));
    assertThat(getNativeType(TypeName.get(Utf8String.class)),
            equalTo(TypeName.get(String.class)));
    assertThat(getNativeType(TypeName.get(Bool.class)),
            equalTo(TypeName.get(Boolean.class)));
    assertThat(getNativeType(TypeName.get(Bytes32.class)),
            equalTo(TypeName.get(byte[].class)));
    assertThat(getNativeType(TypeName.get(DynamicBytes.class)),
            equalTo(TypeName.get(byte[].class)));
}

Source File: Utils.java From web3j with Apache License 2.0

6 votes

static String getSimpleTypeName(Class<?> type) {
    String simpleName = type.getSimpleName().toLowerCase();

    if (type.equals(Uint.class)
            || type.equals(Int.class)
            || type.equals(Ufixed.class)
            || type.equals(Fixed.class)) {
        return simpleName + "256";
    } else if (type.equals(Utf8String.class)) {
        return "string";
    } else if (type.equals(DynamicBytes.class)) {
        return "bytes";
    } else {
        return simpleName;
    }
}

Source File: TypeEncoder.java From etherscan-explorer with GNU General Public License v3.0

6 votes

@SuppressWarnings("unchecked")
public static String encode(Type parameter) {
    if (parameter instanceof NumericType) {
        return encodeNumeric(((NumericType) parameter));
    } else if (parameter instanceof Address) {
        return encodeAddress((Address) parameter);
    } else if (parameter instanceof Bool) {
        return encodeBool((Bool) parameter);
    } else if (parameter instanceof Bytes) {
        return encodeBytes((Bytes) parameter);
    } else if (parameter instanceof DynamicBytes) {
        return encodeDynamicBytes((DynamicBytes) parameter);
    } else if (parameter instanceof Utf8String) {
        return encodeString((Utf8String) parameter);
    } else if (parameter instanceof StaticArray) {
        return encodeArrayValues((StaticArray) parameter);
    } else if (parameter instanceof DynamicArray) {
        return encodeDynamicArray((DynamicArray) parameter);
    } else {
        throw new UnsupportedOperationException(
                "Type cannot be encoded: " + parameter.getClass());
    }
}

Source File: AbiTypesMapperGenerator.java From etherscan-explorer with GNU General Public License v3.0

6 votes

private MethodSpec.Builder addTypes(MethodSpec.Builder builder, String packageName) {
    builder = addStatement(builder, packageName,
            Address.TYPE_NAME, Address.class.getSimpleName());

    builder = addStatement(builder, packageName,
            Bool.TYPE_NAME, Bool.class.getSimpleName());

    builder = addStatement(builder, packageName,
            Utf8String.TYPE_NAME, Utf8String.class.getSimpleName());

    builder = addStatement(builder, packageName,
            DynamicBytes.TYPE_NAME, DynamicBytes.class.getSimpleName());

    // TODO: Fixed array & dynamic array support
    return builder;
}

Source File: TypeEncoder.java From client-sdk-java with Apache License 2.0

6 votes

@SuppressWarnings("unchecked")
public static String encode(Type parameter) {
    if (parameter instanceof NumericType) {
        return encodeNumeric(((NumericType) parameter));
    } else if (parameter instanceof Address) {
        return encodeAddress((Address) parameter);
    } else if (parameter instanceof Bool) {
        return encodeBool((Bool) parameter);
    } else if (parameter instanceof Bytes) {
        return encodeBytes((Bytes) parameter);
    } else if (parameter instanceof DynamicBytes) {
        return encodeDynamicBytes((DynamicBytes) parameter);
    } else if (parameter instanceof Utf8String) {
        return encodeString((Utf8String) parameter);
    } else if (parameter instanceof StaticArray) {
        return encodeArrayValues((StaticArray) parameter);
    } else if (parameter instanceof DynamicArray) {
        return encodeDynamicArray((DynamicArray) parameter);
    } else {
        throw new UnsupportedOperationException(
                "Type cannot be encoded: " + parameter.getClass());
    }
}

Source File: TypeDecoderTest.java From web3j with Apache License 2.0

6 votes

@SuppressWarnings("unchecked")
@Test
public void multiDimArrays() throws Exception {
    byte[] bytes1d = new byte[] {1, 2, 3};
    byte[][] bytes2d = new byte[][] {bytes1d, bytes1d, bytes1d};
    final byte[][][] bytes3d = new byte[][][] {bytes2d, bytes2d, bytes2d};

    assertEquals(TypeDecoder.instantiateType("bytes", bytes1d), (new DynamicBytes(bytes1d)));

    Type twoDim = TypeDecoder.instantiateType("uint256[][3]", bytes2d);
    assertTrue(twoDim instanceof StaticArray3);
    StaticArray3<DynamicArray<Uint256>> staticArray3 =
            (StaticArray3<DynamicArray<Uint256>>) twoDim;
    assertEquals(staticArray3.getComponentType(), DynamicArray.class);
    DynamicArray<Uint256> row1 = staticArray3.getValue().get(1);
    assertEquals(row1.getValue().get(2), new Uint256(3));

    Type threeDim = TypeDecoder.instantiateType("uint256[][3][3]", bytes3d);
    assertTrue(threeDim instanceof StaticArray3);
    StaticArray3<StaticArray3<DynamicArray<Uint256>>> staticArray3StaticArray3 =
            (StaticArray3<StaticArray3<DynamicArray<Uint256>>>) threeDim;
    assertEquals(staticArray3StaticArray3.getComponentType(), StaticArray3.class);
    row1 = staticArray3StaticArray3.getValue().get(1).getValue().get(1);
    assertEquals(row1.getValue().get(1), (new Uint256(2)));
}

Source File: UtilsTest.java From web3j with Apache License 2.0

6 votes

@Test
public void testGetTypeName() {
    assertEquals(Utils.getTypeName(new TypeReference<Uint>() {}), ("uint256"));
    assertEquals(Utils.getTypeName(new TypeReference<Int>() {}), ("int256"));
    assertEquals(Utils.getTypeName(new TypeReference<Ufixed>() {}), ("ufixed256"));
    assertEquals(Utils.getTypeName(new TypeReference<Fixed>() {}), ("fixed256"));

    assertEquals(Utils.getTypeName(new TypeReference<Uint64>() {}), ("uint64"));
    assertEquals(Utils.getTypeName(new TypeReference<Int64>() {}), ("int64"));
    assertEquals(Utils.getTypeName(new TypeReference<Bool>() {}), ("bool"));
    assertEquals(Utils.getTypeName(new TypeReference<Utf8String>() {}), ("string"));
    assertEquals(Utils.getTypeName(new TypeReference<DynamicBytes>() {}), ("bytes"));

    assertEquals(
            Utils.getTypeName(
                    new TypeReference.StaticArrayTypeReference<StaticArray<Uint>>(5) {}),
            ("uint256[5]"));
    assertEquals(Utils.getTypeName(new TypeReference<DynamicArray<Uint>>() {}), ("uint256[]"));
}

Source File: FunctionEncoderTest.java From etherscan-explorer with GNU General Public License v3.0

6 votes

@Test
public void testFunctionMDynamicArrayEncode1() {
    Function function = new Function(
            "sam",
            Arrays.asList(
                new DynamicBytes("dave".getBytes()),
                new Bool(true),
                new DynamicArray<>(
                        new Uint(BigInteger.ONE),
                        new Uint(BigInteger.valueOf(2)),
                        new Uint(BigInteger.valueOf(3)))),
            Collections.<TypeReference<?>>emptyList()
    );

    assertThat(FunctionEncoder.encode(function),
            is("0xa5643bf2"
                    + "0000000000000000000000000000000000000000000000000000000000000060"
                    + "0000000000000000000000000000000000000000000000000000000000000001"
                    + "00000000000000000000000000000000000000000000000000000000000000a0"
                    + "0000000000000000000000000000000000000000000000000000000000000004"
                    + "6461766500000000000000000000000000000000000000000000000000000000"
                    + "0000000000000000000000000000000000000000000000000000000000000003"
                    + "0000000000000000000000000000000000000000000000000000000000000001"
                    + "0000000000000000000000000000000000000000000000000000000000000002"
                    + "0000000000000000000000000000000000000000000000000000000000000003"));
}

Source File: PublicResolver.java From web3j with Apache License 2.0

6 votes

public RemoteCall<Tuple2<BigInteger, byte[]>> ABI(byte[] node, BigInteger contentTypes) {
    final Function function = new Function(FUNC_ABI, 
            Arrays.<Type>asList(new org.web3j.abi.datatypes.generated.Bytes32(node), 
            new org.web3j.abi.datatypes.generated.Uint256(contentTypes)), 
            Arrays.<TypeReference<?>>asList(new TypeReference<Uint256>() {}, new TypeReference<DynamicBytes>() {}));
    return new RemoteCall<Tuple2<BigInteger, byte[]>>(
            new Callable<Tuple2<BigInteger, byte[]>>() {
                @Override
                public Tuple2<BigInteger, byte[]> call() throws Exception {
                    List<Type> results = executeCallMultipleValueReturn(function);
                    return new Tuple2<BigInteger, byte[]>(
                            (BigInteger) results.get(0).getValue(), 
                            (byte[]) results.get(1).getValue());
                }
            });
}

Source File: DepositContract.java From teku with Apache License 2.0

5 votes

public RemoteFunctionCall<byte[]> get_deposit_count() {
  final org.web3j.abi.datatypes.Function function =
      new org.web3j.abi.datatypes.Function(
          FUNC_GET_DEPOSIT_COUNT,
          Arrays.<Type>asList(),
          Arrays.<TypeReference<?>>asList(new TypeReference<DynamicBytes>() {}));
  return executeRemoteCallSingleValueReturn(function, byte[].class);
}

Source File: FunctionReturnDecoderTest.java From etherscan-explorer with GNU General Public License v3.0

5 votes

@Test
public void testDecodeIndexedDynamicBytesValue() {
    DynamicBytes bytes = new DynamicBytes(new byte[]{ 1, 2, 3, 4, 5});
    String encoded = TypeEncoder.encodeDynamicBytes(bytes);
    String hash = Hash.sha3(encoded);

    assertThat(FunctionReturnDecoder.decodeIndexedValue(
            hash,
            new TypeReference<DynamicBytes>() {}),
            equalTo(new Bytes32(Numeric.hexStringToByteArray(hash))));
}

Source File: DefaultFunctionReturnDecoder.java From web3j with Apache License 2.0

5 votes

private static <T extends Type> int getDataOffset(String input, int offset, Class<T> type) {
    if (DynamicBytes.class.isAssignableFrom(type)
            || Utf8String.class.isAssignableFrom(type)
            || DynamicArray.class.isAssignableFrom(type)) {
        return TypeDecoder.decodeUintAsInt(input, offset) << 1;
    } else {
        return offset;
    }
}

Source File: TypeDecoder.java From web3j with Apache License 2.0

5 votes

static DynamicBytes decodeDynamicBytes(String input, int offset) {
    int encodedLength = decodeUintAsInt(input, offset);
    int hexStringEncodedLength = encodedLength << 1;

    int valueOffset = offset + MAX_BYTE_LENGTH_FOR_HEX_STRING;

    String data = input.substring(valueOffset, valueOffset + hexStringEncodedLength);
    byte[] bytes = Numeric.hexStringToByteArray(data);

    return new DynamicBytes(bytes);
}

Source File: TypeEncoder.java From web3j with Apache License 2.0

5 votes

private static <T extends Type> String encodeArrayValuesOffsets(DynamicArray<T> value) {
    StringBuilder result = new StringBuilder();
    boolean arrayOfBytes =
            !value.getValue().isEmpty() && value.getValue().get(0) instanceof DynamicBytes;
    boolean arrayOfString =
            !value.getValue().isEmpty() && value.getValue().get(0) instanceof Utf8String;
    if (arrayOfBytes || arrayOfString) {
        long offset = 0;
        for (int i = 0; i < value.getValue().size(); i++) {
            if (i == 0) {
                offset = value.getValue().size() * MAX_BYTE_LENGTH;
            } else {
                int bytesLength =
                        arrayOfBytes
                                ? ((byte[]) value.getValue().get(i - 1).getValue()).length
                                : ((String) value.getValue().get(i - 1).getValue()).length();
                int numberOfWords = (bytesLength + MAX_BYTE_LENGTH - 1) / MAX_BYTE_LENGTH;
                int totalBytesLength = numberOfWords * MAX_BYTE_LENGTH;
                offset += totalBytesLength + MAX_BYTE_LENGTH;
            }
            result.append(
                    Numeric.toHexStringNoPrefix(
                            Numeric.toBytesPadded(
                                    new BigInteger(Long.toString(offset)), MAX_BYTE_LENGTH)));
        }
    }
    return result.toString();
}

Source File: FunctionReturnDecoderTest.java From web3j with Apache License 2.0

5 votes

@Test
public void testDecodeIndexedDynamicBytesValue() {
    DynamicBytes bytes = new DynamicBytes(new byte[] {1, 2, 3, 4, 5});
    String encoded = TypeEncoder.encodeDynamicBytes(bytes);
    String hash = Hash.sha3(encoded);

    assertEquals(
            FunctionReturnDecoder.decodeIndexedValue(
                    hash, new TypeReference<DynamicBytes>() {}),
            (new Bytes32(Numeric.hexStringToByteArray(hash))));
}

Source File: SolidityFunctionWrapperTest.java From web3j with Apache License 2.0

5 votes

@Test
public void testGetNativeType() {
    assertEquals(getNativeType(TypeName.get(Address.class)), (TypeName.get(String.class)));
    assertEquals(getNativeType(TypeName.get(Uint256.class)), (TypeName.get(BigInteger.class)));
    assertEquals(getNativeType(TypeName.get(Int256.class)), (TypeName.get(BigInteger.class)));
    assertEquals(getNativeType(TypeName.get(Utf8String.class)), (TypeName.get(String.class)));
    assertEquals(getNativeType(TypeName.get(Bool.class)), (TypeName.get(Boolean.class)));
    assertEquals(getNativeType(TypeName.get(Bytes32.class)), (TypeName.get(byte[].class)));
    assertEquals(getNativeType(TypeName.get(DynamicBytes.class)), (TypeName.get(byte[].class)));
}

Source File: PublicResolver.java From web3j with Apache License 2.0

5 votes

public RemoteCall<TransactionReceipt> setABI(byte[] node, BigInteger contentType, byte[] data) {
    final Function function = new Function(
            FUNC_SETABI, 
            Arrays.<Type>asList(new org.web3j.abi.datatypes.generated.Bytes32(node), 
            new org.web3j.abi.datatypes.generated.Uint256(contentType), 
            new org.web3j.abi.datatypes.DynamicBytes(data)), 
            Collections.<TypeReference<?>>emptyList());
    return executeRemoteCallTransaction(function);
}

Source File: TypeEncoder.java From web3j with Apache License 2.0

5 votes

static String encodeDynamicBytes(DynamicBytes dynamicBytes) {
    int size = dynamicBytes.getValue().length;
    String encodedLength = encode(new Uint(BigInteger.valueOf(size)));
    String encodedValue = encodeBytes(dynamicBytes);

    StringBuilder result = new StringBuilder();
    result.append(encodedLength);
    result.append(encodedValue);
    return result.toString();
}

Source File: TypeDecoder.java From web3j with Apache License 2.0

5 votes

static <T extends Type> int getSingleElementLength(String input, int offset, Class<T> type) {
    if (input.length() == offset) {
        return 0;
    } else if (DynamicBytes.class.isAssignableFrom(type)
            || Utf8String.class.isAssignableFrom(type)) {
        // length field + data value
        return (decodeUintAsInt(input, offset) / Type.MAX_BYTE_LENGTH) + 2;
    } else {
        return 1;
    }
}

Source File: PublicResolver.java From etherscan-explorer with GNU General Public License v3.0

5 votes

public RemoteCall<TransactionReceipt> setABI(byte[] node, BigInteger contentType, byte[] data) {
    Function function = new Function(
            "setABI",
            Arrays.<Type>asList(new org.web3j.abi.datatypes.generated.Bytes32(node),
            new org.web3j.abi.datatypes.generated.Uint256(contentType),
            new org.web3j.abi.datatypes.DynamicBytes(data)),
            Collections.<TypeReference<?>>emptyList());
    return executeRemoteCallTransaction(function);
}

Source File: FunctionEncoderTest.java From etherscan-explorer with GNU General Public License v3.0

5 votes

@Test
public void testFunctionMDynamicArrayEncode2() {
    Function function = new Function(
            "f",
            Arrays.asList(
                new Uint(BigInteger.valueOf(0x123)),
                new DynamicArray<>(
                        new Uint32(BigInteger.valueOf(0x456)),
                        new Uint32(BigInteger.valueOf(0x789))
                ),
                new Bytes10("1234567890".getBytes()),
                new DynamicBytes("Hello, world!".getBytes())),
            Collections.<TypeReference<?>>emptyList()
    );

    assertThat(FunctionEncoder.encode(function),
            is("0x8be65246"
                    + "0000000000000000000000000000000000000000000000000000000000000123"
                    + "0000000000000000000000000000000000000000000000000000000000000080"
                    + "3132333435363738393000000000000000000000000000000000000000000000"
                    + "00000000000000000000000000000000000000000000000000000000000000e0"
                    + "0000000000000000000000000000000000000000000000000000000000000002"
                    + "0000000000000000000000000000000000000000000000000000000000000456"
                    + "0000000000000000000000000000000000000000000000000000000000000789"
                    + "000000000000000000000000000000000000000000000000000000000000000d"
                    + "48656c6c6f2c20776f726c642100000000000000000000000000000000000000"
            ));
}

Source File: SolidityFunctionWrapper.java From etherscan-explorer with GNU General Public License v3.0

5 votes

static TypeName getNativeType(TypeName typeName) {

        if (typeName instanceof ParameterizedTypeName) {
            return getNativeType((ParameterizedTypeName) typeName);
        }

        String simpleName = ((ClassName) typeName).simpleName();

        if (simpleName.equals(Address.class.getSimpleName())) {
            return TypeName.get(String.class);
        } else if (simpleName.startsWith("Uint")) {
            return TypeName.get(BigInteger.class);
        } else if (simpleName.startsWith("Int")) {
            return TypeName.get(BigInteger.class);
        } else if (simpleName.equals(Utf8String.class.getSimpleName())) {
            return TypeName.get(String.class);
        } else if (simpleName.startsWith("Bytes")) {
            return TypeName.get(byte[].class);
        } else if (simpleName.equals(DynamicBytes.class.getSimpleName())) {
            return TypeName.get(byte[].class);
        } else if (simpleName.equals(Bool.class.getSimpleName())) {
            return TypeName.get(Boolean.class);  // boolean cannot be a parameterized type
        } else {
            throw new UnsupportedOperationException(
                    "Unsupported type: " + typeName
                            + ", no native type mapping exists.");
        }
    }

org.web3j.abi.datatypes.DynamicBytes Java Examples