Java Code Examples for com.ibm.icu.util.VersionInfo#getInstance()

public void test_roundTrip2() {

        final ICUVersionRecord r1 = new ICUVersionRecord(
                VersionInfo.getInstance(3, 6, 2, 1),//
                VersionInfo.getInstance(1, 8, 5, 7),//
                VersionInfo.getInstance(6, 3, 1, 8),//
                VersionInfo.getInstance(4, 6, 8, 12)//
                );

        final ICUVersionRecord r2 = new ICUVersionRecord( 
            VersionInfo.getInstance(3, 6, 2, 1),//
            VersionInfo.getInstance(1, 8, 5, 7),//
            VersionInfo.getInstance(6, 3, 1, 8),//
            VersionInfo.getInstance(4, 6, 8, 12)//
            );
        
        assertTrue(r1.equals(r2));
        
        assertFalse(r1.equals(ICUVersionRecord.newInstance()));
        
        final ICUVersionRecord r3 = (ICUVersionRecord) SerializerUtil
                .deserialize(SerializerUtil.serialize(r1));

        assertTrue(r1.equals(r3));

    }
 

/**
 * Get the version of this collator object.
 * 
 * @return the version object associated with this collator
 * @stable ICU 2.8
 */
@Override
public VersionInfo getVersion() {
    int version = tailoring.version;
    int rtVersion = VersionInfo.UCOL_RUNTIME_VERSION.getMajor();
    return VersionInfo.getInstance(
            (version >>> 24) + (rtVersion << 4) + (rtVersion >> 4),
            ((version >> 16) & 0xff), ((version >> 8) & 0xff), (version & 0xff));
}
 

/**
 * Get the UCA version of this collator object.
 * 
 * @return the version object associated with this collator
 * @stable ICU 2.8
 */
@Override
public VersionInfo getUCAVersion() {
    VersionInfo v = getVersion();
    // Note: This is tied to how the current implementation encodes the UCA version
    // in the overall getVersion().
    // Alternatively, we could load the root collator and get at lower-level data from there.
    // Either way, it will reflect the input collator's UCA version only
    // if it is a known implementation.
    // (C++ comment) It would be cleaner to make this a virtual Collator method.
    // (In Java, it is virtual.)
    return VersionInfo.getInstance(v.getMinor() >> 3, v.getMinor() & 7, v.getMilli() >> 6, 0);
}
 

private static VersionInfo getVersionInfo(int comp){
    int micro = comp & 0xFF;
    int milli =(comp >> 8)  & 0xFF;
    int minor =(comp >> 16) & 0xFF;
    int major =(comp >> 24) & 0xFF;
    return VersionInfo.getInstance(major,minor,milli,micro);
}
 

/**
 * This function retrieves the data version from icuver and returns a VersionInfo object with that version information.
 *
 * @return Current icu data version
 */
public static VersionInfo getDataVersion() {
    UResourceBundle icudatares = null;
    try {
        icudatares = UResourceBundle.getBundleInstance(
                ICUData.ICU_BASE_NAME,
                ICUDataVersion.U_ICU_VERSION_BUNDLE,
                ICUResourceBundle.ICU_DATA_CLASS_LOADER);
        icudatares = icudatares.get(ICUDataVersion.U_ICU_DATA_KEY);
    } catch (MissingResourceException ex) {
        return null;
    }
    
    return  VersionInfo.getInstance(icudatares.getString());
}
 

public static VersionInfo getInstanceLenient(String s) {
    // Extracting ASCII numbers up to 4 delimited by
    // any non digit characters
    int[] ver = new int[4];
    boolean numeric = false;
    int i = 0, vidx = 0;
    while (i < s.length()) {
        char c = s.charAt(i++);
        if (c < '0' || c > '9') {
            if (numeric) {
                if (vidx == 3) {
                    // up to 4 numbers
                    break;
                }
                numeric = false;
                vidx++;
            }
        } else {
            if (numeric) {
                ver[vidx] = ver[vidx] * 10 + (c - '0');
                if (ver[vidx] > 255) {
                    // VersionInfo does not support numbers
                    // greater than 255.  In such case, we
                    // ignore the number and the rest
                    ver[vidx] = 0;
                    break;
                }
            } else {
                numeric = true;
                ver[vidx] = c - '0';
            }
        }
    }

    return VersionInfo.getInstance(ver[0], ver[1], ver[2], ver[3]);
}
 

static VersionInfo makeBaseVersion(VersionInfo ucaVersion) {
    return VersionInfo.getInstance(
            VersionInfo.UCOL_BUILDER_VERSION.getMajor(),
            (ucaVersion.getMajor() << 3) + ucaVersion.getMinor(),
            ucaVersion.getMilli() << 6,
            0);
}
 

private static VersionInfo getVersionInfo(int comp){
    int micro = comp & 0xFF;
    int milli =(comp >> 8)  & 0xFF;
    int minor =(comp >> 16) & 0xFF;
    int major =(comp >> 24) & 0xFF;
    return VersionInfo.getInstance(major,minor,milli,micro);
}
 

public static VersionInfo getInstanceLenient(String s) {
    // Extracting ASCII numbers up to 4 delimited by
    // any non digit characters
    int[] ver = new int[4];
    boolean numeric = false;
    int i = 0, vidx = 0;
    while (i < s.length()) {
        char c = s.charAt(i++);
        if (c < '0' || c > '9') {
            if (numeric) {
                if (vidx == 3) {
                    // up to 4 numbers
                    break;
                }
                numeric = false;
                vidx++;
            }
        } else {
            if (numeric) {
                ver[vidx] = ver[vidx] * 10 + (c - '0');
                if (ver[vidx] > 255) {
                    // VersionInfo does not support numbers
                    // greater than 255.  In such case, we
                    // ignore the number and the rest
                    ver[vidx] = 0;
                    break;
                }
            } else {
                numeric = true;
                ver[vidx] = c - '0';
            }
        }
    }

    return VersionInfo.getInstance(ver[0], ver[1], ver[2], ver[3]);
}
 

private static VersionInfo getVersionInfo(byte[] version){
    if(version.length != 4){
        return null;
    }
    return VersionInfo.getInstance((int)version[0],(int) version[1],(int) version[2],(int) version[3]);
}
 

/**
 * Returns a VersionInfo for the bytes in the compact version integer.
 */
public static VersionInfo getVersionInfoFromCompactInt(int version) {
    return VersionInfo.getInstance(
            version >>> 24, (version >> 16) & 0xff, (version >> 8) & 0xff, version & 0xff);
}
 

private static VersionInfo getVersionInfo(byte[] version){
    if(version.length != 4){
        return null;
    }
    return VersionInfo.getInstance((int)version[0],(int) version[1],(int) version[2],(int) version[3]);
}
 

/**
 * Returns a VersionInfo for the bytes in the compact version integer.
 */
public static VersionInfo getVersionInfoFromCompactInt(int version) {
    return VersionInfo.getInstance(
            version >>> 24, (version >> 16) & 0xff, (version >> 8) & 0xff, version & 0xff);
}
 

/**
 * <p>Get the "age" of the code point.</p>
 * <p>The "age" is the Unicode version when the code point was first
 * designated (as a non-character or for Private Use) or assigned a
 * character.</p>
 * <p>This can be useful to avoid emitting code points to receiving
 * processes that do not accept newer characters.</p>
 * <p>The data is from the UCD file DerivedAge.txt.</p>
 * <p>This API does not check the validity of the codepoint.</p>
 * @param codepoint The code point.
 * @return the Unicode version number
 */
public VersionInfo getAge(int codepoint)
{
    int version = getAdditional(codepoint, 0) >> AGE_SHIFT_;
    return VersionInfo.getInstance(
                       (version >> FIRST_NIBBLE_SHIFT_) & LAST_NIBBLE_MASK_,
                       version & LAST_NIBBLE_MASK_, 0, 0);
}
 

/**
 * <p>Get the "age" of the code point.</p>
 * <p>The "age" is the Unicode version when the code point was first
 * designated (as a non-character or for Private Use) or assigned a
 * character.</p>
 * <p>This can be useful to avoid emitting code points to receiving
 * processes that do not accept newer characters.</p>
 * <p>The data is from the UCD file DerivedAge.txt.</p>
 * <p>This API does not check the validity of the codepoint.</p>
 * @param codepoint The code point.
 * @return the Unicode version number
 */
public VersionInfo getAge(int codepoint)
{
    int version = getAdditional(codepoint, 0) >> AGE_SHIFT_;
    return VersionInfo.getInstance(
                       (version >> FIRST_NIBBLE_SHIFT_) & LAST_NIBBLE_MASK_,
                       version & LAST_NIBBLE_MASK_, 0, 0);
}
 

private VersionInfo readVersionInfo(final ObjectInput in) throws IOException {

        final int major = in.readInt();
        final int minor = in.readInt();
        final int micro = in.readInt();
        final int milli = in.readInt();
        
        return VersionInfo.getInstance(major, minor, milli, micro);
        
    }