quarter.html

jfreechart1。0。2的api。

<FONT color="green">310</FONT>            // CASE 3 : Comparing to a non-TimePeriod object<a name="line.310"></a>
<FONT color="green">311</FONT>            // ---------------------------------------------<a name="line.311"></a>
<FONT color="green">312</FONT>            else {<a name="line.312"></a>
<FONT color="green">313</FONT>                // consider time periods to be ordered after general objects<a name="line.313"></a>
<FONT color="green">314</FONT>                result = 1;<a name="line.314"></a>
<FONT color="green">315</FONT>            }<a name="line.315"></a>
<FONT color="green">316</FONT>    <a name="line.316"></a>
<FONT color="green">317</FONT>            return result;<a name="line.317"></a>
<FONT color="green">318</FONT>    <a name="line.318"></a>
<FONT color="green">319</FONT>        }<a name="line.319"></a>
<FONT color="green">320</FONT>    <a name="line.320"></a>
<FONT color="green">321</FONT>        /**<a name="line.321"></a>
<FONT color="green">322</FONT>         * Returns a string representing the quarter (e.g. "Q1/2002").<a name="line.322"></a>
<FONT color="green">323</FONT>         *<a name="line.323"></a>
<FONT color="green">324</FONT>         * @return A string representing the quarter.<a name="line.324"></a>
<FONT color="green">325</FONT>         */<a name="line.325"></a>
<FONT color="green">326</FONT>        public String toString() {<a name="line.326"></a>
<FONT color="green">327</FONT>            return "Q" + this.quarter + "/" + this.year;<a name="line.327"></a>
<FONT color="green">328</FONT>        }<a name="line.328"></a>
<FONT color="green">329</FONT>    <a name="line.329"></a>
<FONT color="green">330</FONT>        /**<a name="line.330"></a>
<FONT color="green">331</FONT>         * Returns the first millisecond in the Quarter, evaluated using the<a name="line.331"></a>
<FONT color="green">332</FONT>         * supplied calendar (which determines the time zone).<a name="line.332"></a>
<FONT color="green">333</FONT>         *<a name="line.333"></a>
<FONT color="green">334</FONT>         * @param calendar  the calendar.<a name="line.334"></a>
<FONT color="green">335</FONT>         *<a name="line.335"></a>
<FONT color="green">336</FONT>         * @return The first millisecond in the Quarter.<a name="line.336"></a>
<FONT color="green">337</FONT>         */<a name="line.337"></a>
<FONT color="green">338</FONT>        public long getFirstMillisecond(Calendar calendar) {<a name="line.338"></a>
<FONT color="green">339</FONT>    <a name="line.339"></a>
<FONT color="green">340</FONT>            int month = Quarter.FIRST_MONTH_IN_QUARTER[this.quarter];<a name="line.340"></a>
<FONT color="green">341</FONT>            Day first = new Day(1, month, this.year.getYear());<a name="line.341"></a>
<FONT color="green">342</FONT>            return first.getFirstMillisecond(calendar);<a name="line.342"></a>
<FONT color="green">343</FONT>    <a name="line.343"></a>
<FONT color="green">344</FONT>        }<a name="line.344"></a>
<FONT color="green">345</FONT>    <a name="line.345"></a>
<FONT color="green">346</FONT>        /**<a name="line.346"></a>
<FONT color="green">347</FONT>         * Returns the last millisecond of the Quarter, evaluated using the<a name="line.347"></a>
<FONT color="green">348</FONT>         * supplied calendar (which determines the time zone).<a name="line.348"></a>
<FONT color="green">349</FONT>         *<a name="line.349"></a>
<FONT color="green">350</FONT>         * @param calendar  the calendar.<a name="line.350"></a>
<FONT color="green">351</FONT>         *<a name="line.351"></a>
<FONT color="green">352</FONT>         * @return The last millisecond of the Quarter.<a name="line.352"></a>
<FONT color="green">353</FONT>         */<a name="line.353"></a>
<FONT color="green">354</FONT>        public long getLastMillisecond(Calendar calendar) {<a name="line.354"></a>
<FONT color="green">355</FONT>    <a name="line.355"></a>
<FONT color="green">356</FONT>            int month = Quarter.LAST_MONTH_IN_QUARTER[this.quarter];<a name="line.356"></a>
<FONT color="green">357</FONT>            int eom = SerialDate.lastDayOfMonth(month, this.year.getYear());<a name="line.357"></a>
<FONT color="green">358</FONT>            Day last = new Day(eom, month, this.year.getYear());<a name="line.358"></a>
<FONT color="green">359</FONT>            return last.getLastMillisecond(calendar);<a name="line.359"></a>
<FONT color="green">360</FONT>    <a name="line.360"></a>
<FONT color="green">361</FONT>        }<a name="line.361"></a>
<FONT color="green">362</FONT>    <a name="line.362"></a>
<FONT color="green">363</FONT>        /**<a name="line.363"></a>
<FONT color="green">364</FONT>         * Parses the string argument as a quarter.<a name="line.364"></a>
<FONT color="green">365</FONT>         * &lt;P&gt;<a name="line.365"></a>
<FONT color="green">366</FONT>         * This method should accept the following formats: "YYYY-QN" and "QN-YYYY",<a name="line.366"></a>
<FONT color="green">367</FONT>         * where the "-" can be a space, a forward-slash (/), comma or a dash (-).<a name="line.367"></a>
<FONT color="green">368</FONT>         * @param s A string representing the quarter.<a name="line.368"></a>
<FONT color="green">369</FONT>         *<a name="line.369"></a>
<FONT color="green">370</FONT>         * @return The quarter.<a name="line.370"></a>
<FONT color="green">371</FONT>         */<a name="line.371"></a>
<FONT color="green">372</FONT>        public static Quarter parseQuarter(String s) {<a name="line.372"></a>
<FONT color="green">373</FONT>    <a name="line.373"></a>
<FONT color="green">374</FONT>            // find the Q and the integer following it (remove both from the<a name="line.374"></a>
<FONT color="green">375</FONT>            // string)...<a name="line.375"></a>
<FONT color="green">376</FONT>            int i = s.indexOf("Q");<a name="line.376"></a>
<FONT color="green">377</FONT>            if (i == -1) {<a name="line.377"></a>
<FONT color="green">378</FONT>                throw new TimePeriodFormatException("Missing Q.");<a name="line.378"></a>
<FONT color="green">379</FONT>            }<a name="line.379"></a>
<FONT color="green">380</FONT>    <a name="line.380"></a>
<FONT color="green">381</FONT>            if (i == s.length() - 1) {<a name="line.381"></a>
<FONT color="green">382</FONT>                throw new TimePeriodFormatException("Q found at end of string.");<a name="line.382"></a>
<FONT color="green">383</FONT>            }<a name="line.383"></a>
<FONT color="green">384</FONT>    <a name="line.384"></a>
<FONT color="green">385</FONT>            String qstr = s.substring(i + 1, i + 2);<a name="line.385"></a>
<FONT color="green">386</FONT>            int quarter = Integer.parseInt(qstr);<a name="line.386"></a>
<FONT color="green">387</FONT>            String remaining = s.substring(0, i) + s.substring(i + 2, s.length());<a name="line.387"></a>
<FONT color="green">388</FONT>    <a name="line.388"></a>
<FONT color="green">389</FONT>            // replace any / , or - with a space<a name="line.389"></a>
<FONT color="green">390</FONT>            remaining = remaining.replace('/', ' ');<a name="line.390"></a>
<FONT color="green">391</FONT>            remaining = remaining.replace(',', ' ');<a name="line.391"></a>
<FONT color="green">392</FONT>            remaining = remaining.replace('-', ' ');<a name="line.392"></a>
<FONT color="green">393</FONT>    <a name="line.393"></a>
<FONT color="green">394</FONT>            // parse the string...<a name="line.394"></a>
<FONT color="green">395</FONT>            Year year = Year.parseYear(remaining.trim());<a name="line.395"></a>
<FONT color="green">396</FONT>            Quarter result = new Quarter(quarter, year);<a name="line.396"></a>
<FONT color="green">397</FONT>            return result;<a name="line.397"></a>
<FONT color="green">398</FONT>    <a name="line.398"></a>
<FONT color="green">399</FONT>        }<a name="line.399"></a>
<FONT color="green">400</FONT>    <a name="line.400"></a>
<FONT color="green">401</FONT>    }<a name="line.401"></a>




























































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