Example usage for org.apache.solr.util DateMathParser getNow

Introduction

In this page you can find the example usage for org.apache.solr.util DateMathParser getNow.

Prototype

public Date getNow() 

Source Link

Document

Returns a clone of this instance's concept of "now" (never null).

Usage

From source file:com.appleframework.solr.util.DateFormatUtil.java

License:Apache License

/**
 * Parses a String which may be a date (in the standard format) followed by
 * an optional math expression./* w  ww  .ja v  a 2 s. c o  m*/
 * 
 * @param now
 *            an optional fixed date to use as "NOW" in the DateMathParser
 * @param val
 *            the string to parse
 */
public static Date parseMath(Date now, String val) {
    String math;
    final DateMathParser p = new DateMathParser();

    if (null != now)
        p.setNow(now);

    if (val.startsWith(NOW)) {
        math = val.substring(NOW.length());
    } else {
        final int zz = val.indexOf(Z);
        if (0 < zz) {
            math = val.substring(zz + 1);
            try {
                // p.setNow(toObject(val.substring(0,zz)));
                p.setNow(parseDate(val.substring(0, zz + 1)));
            } catch (ParseException e) {
                throw new SolrException(SolrException.ErrorCode.BAD_REQUEST,
                        "Invalid Date in Date Math String:'" + val + '\'', e);
            }
        } else {
            throw new SolrException(SolrException.ErrorCode.BAD_REQUEST, "Invalid Date String:'" + val + '\'');
        }
    }

    if (null == math || math.equals("")) {
        return p.getNow();
    }

    try {
        return p.parseMath(math);
    } catch (ParseException e) {
        throw new SolrException(SolrException.ErrorCode.BAD_REQUEST, "Invalid Date Math String:'" + val + '\'',
                e);
    }
}

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From source file:com.appleframework.solr.util.DateFormatUtil.java

License:Apache License

/**
 * Parses a String which may be a date followed by an optional math
 * expression.// w w w . jav  a2  s.  c om
 * 
 * @param now
 *            an optional fixed date to use as "NOW" in the DateMathParser
 * @param val
 *            the string to parse
 */
public static Date parseMathLenient(Date now, String val, SolrQueryRequest req) {
    String math;
    final DateMathParser p = new DateMathParser();

    if (null != now)
        p.setNow(now);

    if (val.startsWith(DateFormatUtil.NOW)) {
        math = val.substring(DateFormatUtil.NOW.length());
    } else {
        final int zz = val.indexOf(DateFormatUtil.Z);
        if (0 < zz) {
            math = val.substring(zz + 1);
            try {
                // p.setNow(toObject(val.substring(0,zz)));
                p.setNow(parseDateLenient(val.substring(0, zz + 1), req));
            } catch (ParseException e) {
                throw new SolrException(SolrException.ErrorCode.BAD_REQUEST,
                        "Invalid Date in Date Math String: '" + val + '\'', e);
            }
        } else {
            throw new SolrException(SolrException.ErrorCode.BAD_REQUEST, "Invalid Date String: '" + val + '\'');
        }
    }

    if (null == math || math.equals("")) {
        return p.getNow();
    }

    try {
        return p.parseMath(math);
    } catch (ParseException e) {
        throw new SolrException(SolrException.ErrorCode.BAD_REQUEST, "Invalid Date Math String: '" + val + '\'',
                e);
    }
}

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From source file:fi.nationallibrary.ndl.solr.schema.NegativeSupportingDateField.java

License:Apache License

/**
 * Needs to be overridden because this method calls parseDate
 * which is a static method in DateField
 *//*from w w  w.  j av a 2  s .  c  o m*/
@Override
public Date parseMath(Date now, String val) {
    // Ugly hax
    if (val.length() == 8)
        val = "AD" + val.substring(0, 4) + "-" + val.substring(4, 6) + "-" + val.substring(6, 8);
    if (val.length() == 12)
        val += "T00:00:00Z";

    String math = null;
    final DateMathParser p = new DateMathParser(MATH_TZ, MATH_LOCALE);

    if (null != now)
        p.setNow(now);

    if (val.startsWith(NOW)) {
        math = val.substring(NOW.length());
    } else {
        try {
            p.setNow(eraAwareParseDate(val));
        } catch (ParseException e) {
            throw new SolrException(SolrException.ErrorCode.BAD_REQUEST,
                    "Invalid Date in Date Math String:'" + val + '\'', e);
        }
    }

    if (null == math || math.equals("")) {
        return p.getNow();
    }

    try {
        return p.parseMath(math);
    } catch (ParseException e) {
        throw new SolrException(SolrException.ErrorCode.BAD_REQUEST, "Invalid Date Math String:'" + val + '\'',
                e);
    }
}

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