Examples with BSTR com.sun.jna.platform.win32.WTypes.BSTR used on opensource projects

Example 6 with BSTR

use of com.sun.jna.platform.win32.WTypes.BSTR in project jna by java-native-access.

the class VariantTest method testVariantConstructors.

public void testVariantConstructors() {
    VARIANT variant;
    // skipped: BSTRByReference constructor
    // skipped: empty constructor
    // skipped: pointer constructor
    // skipped: IDispatch constructor
    String testString = "TeST$ö";
    BSTR bstr = OleAuto.INSTANCE.SysAllocString(testString);
    variant = new VARIANT(bstr);
    assertThat(variant.getValue(), instanceOf(BSTR.class));
    assertThat(((BSTR) variant.getValue()).getValue(), equalTo(testString));
    assertThat(variant.stringValue(), equalTo(testString));
    variant = new VARIANT(testString);
    assertThat(variant.getValue(), instanceOf(BSTR.class));
    assertThat(((BSTR) variant.getValue()).getValue(), equalTo(testString));
    assertThat(variant.stringValue(), equalTo(testString));
    OleAuto.INSTANCE.SysFreeString(bstr);
    OleAuto.INSTANCE.SysFreeString((BSTR) variant.getValue());
    BOOL boolTrue = new WinDef.BOOL(true);
    variant = new VARIANT(Variant.VARIANT_TRUE);
    assertThat(variant.getValue(), instanceOf(VARIANT_BOOL.class));
    assertThat(((VARIANT_BOOL) variant.getValue()).shortValue(), equalTo((short) 0xFFFF));
    assertThat(variant.booleanValue(), equalTo(true));
    variant = new VARIANT(boolTrue);
    assertThat(variant.getValue(), instanceOf(VARIANT_BOOL.class));
    assertThat(((VARIANT_BOOL) variant.getValue()).shortValue(), equalTo((short) 0xFFFF));
    assertThat(variant.booleanValue(), equalTo(true));
    int testInt = 4223;
    LONG testIntWin = new LONG(testInt);
    variant = new VARIANT(testIntWin);
    assertThat(variant.getValue(), instanceOf(LONG.class));
    assertThat(((LONG) variant.getValue()).intValue(), equalTo(testInt));
    assertThat(variant.intValue(), equalTo(testInt));
    variant = new VARIANT(testInt);
    assertThat(variant.getValue(), instanceOf(LONG.class));
    assertThat(((LONG) variant.getValue()).intValue(), equalTo(testInt));
    assertThat(variant.intValue(), equalTo(testInt));
    short testShort = 23;
    SHORT testShortWin = new SHORT(testShort);
    variant = new VARIANT(testShortWin);
    assertThat(variant.getValue(), instanceOf(SHORT.class));
    assertThat(((SHORT) variant.getValue()).shortValue(), equalTo(testShort));
    assertThat(variant.shortValue(), equalTo(testShort));
    variant = new VARIANT(testShort);
    assertThat(variant.getValue(), instanceOf(SHORT.class));
    assertThat(((SHORT) variant.getValue()).shortValue(), equalTo(testShort));
    assertThat(variant.shortValue(), equalTo(testShort));
    long testLong = 4223L + Integer.MAX_VALUE;
    variant = new VARIANT(testLong);
    assertThat(variant.getValue(), instanceOf(LONGLONG.class));
    assertThat(((LONGLONG) variant.getValue()).longValue(), equalTo(testLong));
    assertThat(variant.longValue(), equalTo(testLong));
    Date testDate = new Date(2042 - 1900, 2, 3, 23, 0, 0);
    variant = new VARIANT(testDate);
    assertThat(variant.getValue(), instanceOf(DATE.class));
    assertThat(variant.dateValue(), equalTo(testDate));
    byte testByte = 42;
    BYTE testByteWin = new BYTE(testByte);
    CHAR testByteWin2 = new CHAR(testByte);
    variant = new VARIANT(testByte);
    assertThat(variant.getValue(), instanceOf(BYTE.class));
    assertThat(((BYTE) variant.getValue()).byteValue(), equalTo(testByte));
    assertThat(variant.byteValue(), equalTo(testByte));
    variant = new VARIANT(testByteWin);
    assertThat(variant.getValue(), instanceOf(BYTE.class));
    assertThat(((BYTE) variant.getValue()).byteValue(), equalTo(testByte));
    assertThat(variant.byteValue(), equalTo(testByte));
    variant = new VARIANT(testByteWin2);
    assertThat(variant.getValue(), instanceOf(CHAR.class));
    assertThat(((CHAR) variant.getValue()).byteValue(), equalTo(testByte));
    assertThat(variant.byteValue(), equalTo(testByte));
    variant = new VARIANT(testByteWin2);
    assertThat(variant.getValue(), instanceOf(CHAR.class));
    assertThat(((CHAR) variant.getValue()).byteValue(), equalTo(testByte));
    assertThat(variant.byteValue(), equalTo(testByte));
    double testDouble = 42.23;
    variant = new VARIANT(testDouble);
    assertThat(variant.getValue(), instanceOf(Double.class));
    // If this fails introduce comparison with range
    assertThat(variant.doubleValue(), equalTo(testDouble));
    float testFloat = 42.23f;
    variant = new VARIANT(testFloat);
    assertThat(variant.getValue(), instanceOf(Float.class));
    // If this fails introduce comparison with range
    assertThat(variant.floatValue(), equalTo(testFloat));
    char testChar = 42 + Short.MAX_VALUE;
    variant = new VARIANT(testChar);
    assertThat(variant.getValue(), instanceOf(USHORT.class));
    assertThat(((USHORT) variant.getValue()).intValue(), equalTo((int) testChar));
    assertThat(variant.intValue(), equalTo((int) testChar));
}

Example 7 with BSTR

use of com.sun.jna.platform.win32.WTypes.BSTR in project jna by java-native-access.

the class IFileSystem3 method testConvertString.

@Test
public void testConvertString() {
    // This test leaks the allocated BSTR -- this is tollerated here, as memory usage is minimal
    String testString = "Hallo";
    BSTR testValue = new BSTR(testString);
    VARIANT resultVariant = Convert.toVariant(testValue);
    assertEquals(testString, resultVariant.stringValue());
    assertEquals(testString, Convert.toJavaObject(resultVariant, Object.class, fact, false, false));
    assertEquals(testString, Convert.toJavaObject(resultVariant, String.class, fact, false, false));
    resultVariant = Convert.toVariant(testString);
    assertEquals(testString, resultVariant.stringValue());
    assertEquals(testString, Convert.toJavaObject(resultVariant, Object.class, fact, false, false));
    assertEquals(testString, Convert.toJavaObject(resultVariant, String.class, fact, false, false));
}

Example 8 with BSTR

use of com.sun.jna.platform.win32.WTypes.BSTR in project jna by java-native-access.

the class SAFEARRAYTest method testDataTypes.

@Test
public void testDataTypes() {
    int idx = 1;
    Pointer dataPointer;
    SAFEARRAY sa;
    long elementSize;
    Object[] objectResult;
    sa = SAFEARRAY.createSafeArray(new WTypes.VARTYPE(VT_BOOL), 2);
    elementSize = sa.getElemsize();
    assertThat(elementSize, equalTo(2L));
    dataPointer = sa.accessData();
    sa.putElement(true, idx);
    short[] shortResult = dataPointer.getShortArray(0, 2);
    objectResult = (Object[]) toPrimitiveArray(sa, false);
    assertThat((Boolean) sa.getElement(idx), equalTo(true));
    assertThat(shortResult[idx], equalTo((short) 0xFFFF));
    assertThat((Short) dataPointer.getShort(idx * elementSize), equalTo((short) 0xFFFF));
    assertThat((Boolean) objectResult[idx], equalTo(true));
    sa.unaccessData();
    sa.destroy();
    byte testByte = 67;
    sa = SAFEARRAY.createSafeArray(new WTypes.VARTYPE(VT_UI1), 2);
    elementSize = sa.getElemsize();
    assertThat(elementSize, equalTo(1L));
    dataPointer = sa.accessData();
    sa.putElement(testByte, idx);
    byte[] byteResult = dataPointer.getByteArray(0, 2);
    objectResult = (Object[]) toPrimitiveArray(sa, false);
    assertThat((Byte) sa.getElement(idx), equalTo(testByte));
    assertThat(dataPointer.getByte(idx * elementSize), equalTo(testByte));
    assertThat(byteResult[idx], equalTo(testByte));
    assertThat((Byte) objectResult[idx], equalTo(testByte));
    sa.unaccessData();
    sa.destroy();
    sa = SAFEARRAY.createSafeArray(new WTypes.VARTYPE(VT_I1), 2);
    elementSize = sa.getElemsize();
    assertThat(elementSize, equalTo(1L));
    dataPointer = sa.accessData();
    sa.putElement(testByte, idx);
    byteResult = dataPointer.getByteArray(0, 2);
    objectResult = (Object[]) toPrimitiveArray(sa, false);
    assertThat((Byte) sa.getElement(idx), equalTo(testByte));
    assertThat(dataPointer.getByte(idx * elementSize), equalTo(testByte));
    assertThat(byteResult[idx], equalTo(testByte));
    assertThat((Byte) objectResult[idx], equalTo(testByte));
    sa.unaccessData();
    sa.destroy();
    short testShort = Short.MAX_VALUE - 1;
    sa = SAFEARRAY.createSafeArray(new WTypes.VARTYPE(VT_UI2), 2);
    elementSize = sa.getElemsize();
    assertThat(elementSize, equalTo(2L));
    dataPointer = sa.accessData();
    sa.putElement(testShort, idx);
    shortResult = dataPointer.getShortArray(0, 2);
    objectResult = (Object[]) toPrimitiveArray(sa, false);
    assertThat((Short) sa.getElement(idx), equalTo(testShort));
    assertThat(dataPointer.getShort(idx * elementSize), equalTo(testShort));
    assertThat(shortResult[idx], equalTo(testShort));
    assertThat((Short) objectResult[idx], equalTo(testShort));
    sa.unaccessData();
    sa.destroy();
    sa = SAFEARRAY.createSafeArray(new WTypes.VARTYPE(VT_I2), 2);
    elementSize = sa.getElemsize();
    assertThat(elementSize, equalTo(2L));
    dataPointer = sa.accessData();
    sa.putElement(testShort, idx);
    shortResult = dataPointer.getShortArray(0, 2);
    objectResult = (Object[]) toPrimitiveArray(sa, false);
    assertThat((Short) sa.getElement(idx), equalTo(testShort));
    assertThat(dataPointer.getShort(idx * elementSize), equalTo(testShort));
    assertThat(shortResult[idx], equalTo(testShort));
    assertThat((Short) objectResult[idx], equalTo(testShort));
    sa.unaccessData();
    sa.destroy();
    int testInt = Integer.MAX_VALUE - 1;
    sa = SAFEARRAY.createSafeArray(new WTypes.VARTYPE(VT_UI4), 2);
    elementSize = sa.getElemsize();
    assertThat(elementSize, equalTo(4L));
    dataPointer = sa.accessData();
    sa.putElement(testInt, idx);
    int[] intResult = dataPointer.getIntArray(0, 2);
    objectResult = (Object[]) toPrimitiveArray(sa, false);
    assertThat((Integer) sa.getElement(idx), equalTo(testInt));
    assertThat(dataPointer.getInt(idx * elementSize), equalTo(testInt));
    assertThat(intResult[idx], equalTo(testInt));
    assertThat((Integer) objectResult[idx], equalTo(testInt));
    sa.unaccessData();
    sa.destroy();
    sa = SAFEARRAY.createSafeArray(new WTypes.VARTYPE(VT_I4), 2);
    elementSize = sa.getElemsize();
    assertThat(elementSize, equalTo(4L));
    dataPointer = sa.accessData();
    sa.putElement(testInt, idx);
    intResult = dataPointer.getIntArray(0, 2);
    objectResult = (Object[]) toPrimitiveArray(sa, false);
    assertThat((Integer) sa.getElement(idx), equalTo(testInt));
    assertThat(dataPointer.getInt(idx * elementSize), equalTo(testInt));
    assertThat(intResult[idx], equalTo(testInt));
    assertThat((Integer) objectResult[idx], equalTo(testInt));
    sa.unaccessData();
    sa.destroy();
    sa = SAFEARRAY.createSafeArray(new WTypes.VARTYPE(VT_UINT), 2);
    elementSize = sa.getElemsize();
    assertThat(elementSize, equalTo(4L));
    dataPointer = sa.accessData();
    sa.putElement(testInt, idx);
    intResult = dataPointer.getIntArray(0, 2);
    objectResult = (Object[]) toPrimitiveArray(sa, false);
    assertThat((Integer) sa.getElement(idx), equalTo(testInt));
    assertThat(dataPointer.getInt(idx * elementSize), equalTo(testInt));
    assertThat(intResult[idx], equalTo(testInt));
    assertThat((Integer) objectResult[idx], equalTo(testInt));
    sa.unaccessData();
    sa.destroy();
    sa = SAFEARRAY.createSafeArray(new WTypes.VARTYPE(VT_INT), 2);
    elementSize = sa.getElemsize();
    assertThat(elementSize, equalTo(4L));
    dataPointer = sa.accessData();
    sa.putElement(testInt, idx);
    intResult = dataPointer.getIntArray(0, 2);
    objectResult = (Object[]) toPrimitiveArray(sa, false);
    assertThat((Integer) sa.getElement(idx), equalTo(testInt));
    assertThat(dataPointer.getInt(idx * elementSize), equalTo(testInt));
    assertThat(intResult[idx], equalTo(testInt));
    assertThat((Integer) objectResult[idx], equalTo(testInt));
    sa.unaccessData();
    sa.destroy();
    SCODE testSCODE = new SCODE(47);
    sa = SAFEARRAY.createSafeArray(new WTypes.VARTYPE(VT_ERROR), 2);
    elementSize = sa.getElemsize();
    assertThat(elementSize, equalTo(4L));
    dataPointer = sa.accessData();
    sa.putElement(testSCODE, idx);
    intResult = dataPointer.getIntArray(0, 2);
    objectResult = (Object[]) toPrimitiveArray(sa, false);
    assertThat((SCODE) sa.getElement(idx), equalTo(testSCODE));
    assertThat(dataPointer.getInt(idx * elementSize), equalTo(47));
    assertThat(intResult[idx], equalTo(47));
    assertThat((SCODE) objectResult[idx], equalTo(testSCODE));
    sa.unaccessData();
    sa.destroy();
    float testFloat = 42.23f;
    sa = SAFEARRAY.createSafeArray(new WTypes.VARTYPE(VT_R4), 2);
    elementSize = sa.getElemsize();
    assertThat(elementSize, equalTo(4L));
    dataPointer = sa.accessData();
    sa.putElement(testFloat, idx);
    float[] floatResult = dataPointer.getFloatArray(0, 2);
    objectResult = (Object[]) toPrimitiveArray(sa, false);
    assertThat((Float) sa.getElement(idx), equalTo(testFloat));
    assertThat((Float) dataPointer.getFloat(idx * elementSize), equalTo(testFloat));
    assertThat(floatResult[idx], equalTo(testFloat));
    assertThat((Float) objectResult[idx], equalTo(testFloat));
    sa.unaccessData();
    sa.destroy();
    double testDouble = 42.23d;
    sa = SAFEARRAY.createSafeArray(new WTypes.VARTYPE(VT_R8), 2);
    elementSize = sa.getElemsize();
    assertThat(elementSize, equalTo(8L));
    dataPointer = sa.accessData();
    sa.putElement(testDouble, idx);
    double[] doubleResult = dataPointer.getDoubleArray(0, 2);
    objectResult = (Object[]) toPrimitiveArray(sa, false);
    assertThat((Double) sa.getElement(idx), equalTo(testDouble));
    assertThat((Double) dataPointer.getDouble(idx * elementSize), equalTo(testDouble));
    assertThat(doubleResult[idx], equalTo(testDouble));
    assertThat((Double) objectResult[idx], equalTo(testDouble));
    sa.unaccessData();
    sa.destroy();
    Date testDate = new Date(1923, 1, 1, 5, 0, 0);
    DATE testDATE = new DATE(testDate);
    sa = SAFEARRAY.createSafeArray(new WTypes.VARTYPE(VT_DATE), 2);
    elementSize = sa.getElemsize();
    assertThat(elementSize, equalTo(8L));
    dataPointer = sa.accessData();
    sa.putElement(testDATE, idx);
    doubleResult = dataPointer.getDoubleArray(0, 2);
    objectResult = (Object[]) toPrimitiveArray(sa, false);
    assertThat(((DATE) sa.getElement(idx)).date, equalTo(testDATE.date));
    assertThat((Double) dataPointer.getDouble(idx * elementSize), equalTo(testDATE.date));
    assertThat(((DATE) sa.getElement(idx)).getAsJavaDate(), equalTo(testDate));
    assertThat(doubleResult[idx], equalTo(testDATE.date));
    assertThat((Date) objectResult[idx], equalTo(testDate));
    sa.unaccessData();
    sa.destroy();
    String testString = "äöüßAE!";
    sa = SAFEARRAY.createSafeArray(new WTypes.VARTYPE(VT_BSTR), 2);
    elementSize = sa.getElemsize();
    dataPointer = sa.accessData();
    sa.putElement(testString, idx);
    Pointer[] pointerResult = dataPointer.getPointerArray(0, 2);
    objectResult = (Object[]) toPrimitiveArray(sa, false);
    assertThat(((String) sa.getElement(idx)), equalTo(testString));
    assertThat(new BSTR(dataPointer.getPointer(idx * elementSize)).getValue(), equalTo(testString));
    assertThat(new BSTR(pointerResult[idx]).getValue(), equalTo(testString));
    assertThat((String) objectResult[idx], equalTo(testString));
    sa.unaccessData();
    sa.destroy();
// VT_VARIANT is tested in testADODB
// untested: VT_UNKNOWN
// untested: VT_DISPATCH
// untested: VT_CY
// untested: VT_DECIMAL
// unsupported: VT_RECORD
}

Example 9 with BSTR

use of com.sun.jna.platform.win32.WTypes.BSTR in project jna by java-native-access.

the class WTypesTest method testBSTRBasic.

public void testBSTRBasic() {
    String demoString = "inputÖäÜ?!";
    // Allocation via system and the "correct" way
    BSTR sysAllocated = OleAuto.INSTANCE.SysAllocString(demoString);
    // Java based allocation - not suitable if passed via automation
    BSTR javaAllocated = new BSTR(demoString);
    // Ensure encoding roundtripping works
    assertEquals(demoString, sysAllocated.getValue());
    assertEquals(demoString, javaAllocated.getValue());
    // BSTR is encoded as UTF-16/UCS2, so byte length is 2 * char count
    assertEquals(demoString.length(), OleAuto.INSTANCE.SysStringLen(sysAllocated));
    assertEquals(demoString.length(), OleAuto.INSTANCE.SysStringLen(javaAllocated));
    assertEquals(2 * demoString.length(), OleAuto.INSTANCE.SysStringByteLen(sysAllocated));
    assertEquals(2 * demoString.length(), OleAuto.INSTANCE.SysStringByteLen(javaAllocated));
    // The BSTR Pointer points 4 bytes into the data itself (beginning of data
    // string, the 4 preceding bytes code the string length (in bytes)
    assertEquals(2 * demoString.length(), sysAllocated.getPointer().getInt(-4));
    assertEquals(2 * demoString.length(), javaAllocated.getPointer().getInt(-4));
    OleAuto.INSTANCE.SysFreeString(sysAllocated);
// javaAllocated is allocated via Memory and will be freeed by the
// garbadge collector automaticly
}

Example 10 with BSTR

use of com.sun.jna.platform.win32.WTypes.BSTR in project jna by java-native-access.

the class WTypesTest method testBSTRNullPointerHandling.

public void testBSTRNullPointerHandling() {
    // Allocation from NULL should return NULL
    BSTR sysAllocated = OleAuto.INSTANCE.SysAllocString(null);
    assertNull(sysAllocated);
    // MSDN states, that the BSTR from Nullpointer represents the string with
    // zero characters
    BSTR bstr = new BSTR(Pointer.NULL);
    assertEquals("", bstr.getValue());
}