Examples of com.ibm.icu.text.RuleBasedBreakIterator.first()

Class com.ibm.icu.text.RuleBasedBreakIterator

Examples of com.ibm.icu.text.RuleBasedBreakIterator.first()

com.ibm.icu.text.RuleBasedBreakIterator.first()
Sets the current iteration position to the beginning of the text. (i.e., the CharacterIterator's starting offset). @return The offset of the beginning of the text. @stable ICU 2.0

        String testString = "This is a word break. Isn't it? 2.25";
        logln("Testing first() and next(), following() with custom rules");
        logln("testing word iterator - string :- \"" + testString + "\"\n");
        RuleBasedBreakIterator wordIter1 = (RuleBasedBreakIterator) BreakIterator.getWordInstance(Locale.getDefault());
        wordIter1.setText(testString);
        p = wordIter1.first();
        if (p != 0)
            errln("ERROR: first() returned" + p + "instead of 0");
        q = wordIter1.next(9);
        doTest(testString, p, q, 20, "This is a word break");
        p = q;

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                    + p + " and " + q + " instead of" + testString.length() + "\n"); 
        RuleBasedBreakIterator charIter1 = (RuleBasedBreakIterator) BreakIterator.getCharacterInstance(Locale.getDefault()); 
        testString = "Write hindi here. "; 
        logln("testing char iter - string:- \"" + testString + "\"");
        charIter1.setText(testString);
        p = charIter1.first();
        if (p != 0)
            errln("ERROR: first() returned" + p + "instead of 0");
        q = charIter1.next();
        doTest(testString, p, q, 1, "W");
        p = q;

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                    + p + " and " + q + " instead of" + testString.length()); 
        testString = "Hello! how are you? I'am fine. Thankyou. How are you doing? This  costs $20,00,000."; 
        RuleBasedBreakIterator sentIter1 = (RuleBasedBreakIterator) BreakIterator.getSentenceInstance(Locale.getDefault()); 
        logln("testing sentence iter - String:- \"" + testString + "\"");
        sentIter1.setText(testString);
        p = sentIter1.first();
        if (p != 0)
            errln("ERROR: first() returned" + p + "instead of 0");
        q = sentIter1.next();
        doTest(testString, p, q, 7, "Hello! ");
        p = q;

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                    + p + " and " + q + " instead of" + testString.length()); 
        testString = "Hello! how\r\n (are)\r you? I'am fine- Thankyou. foo\u00a0bar How, are, you? This, costs $20,00,000."; 
        logln("(UnicodeString)testing line iter - String:- \"" + testString + "\"");
        RuleBasedBreakIterator lineIter1 = (RuleBasedBreakIterator) BreakIterator.getLineInstance(Locale.getDefault()); 
        lineIter1.setText(testString);
        p = lineIter1.first();
        if (p != 0)
            errln("ERROR: first() returned" + p + "instead of 0");
        q = lineIter1.next();
        doTest(testString, p, q, 7, "Hello! ");
        p = q;

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        p = q;
        q = wordIter1.previous();
        doTest(testString, p, q, 21, " ");
        q = wordIter1.preceding(20);
        doTest(testString, 20, q, 15, "break");
        p = wordIter1.preceding(wordIter1.first());
        if (p != BreakIterator.DONE)
            errln("ERROR: preceding()  at starting position returned #" + p + " instead of 0");
        testString = "Hello! how are you? I'am fine. Thankyou. How are you doing? This  costs $20,00,000."; 
        logln("testing sentence iter - String:- \"" + testString + "\"");
        RuleBasedBreakIterator sentIter1 = (RuleBasedBreakIterator) BreakIterator.getSentenceInstance(Locale.getDefault());

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        doTest(testString, p, q, 41, "How are you doing? ");
        q = sentIter1.preceding(40);
        doTest(testString, 40, q, 31, "Thankyou.");
        q = sentIter1.preceding(25);
        doTest(testString, 25, q, 20, "I'am ");
        sentIter1.first();
        p = sentIter1.previous();
        q = sentIter1.preceding(sentIter1.first());
        if (p != BreakIterator.DONE || q != BreakIterator.DONE)
            errln("ERROR: previous()/preceding() at starting position returned #"
                    + p + " and " + q + " instead of 0\n");

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        doTest(testString, 40, q, 31, "Thankyou.");
        q = sentIter1.preceding(25);
        doTest(testString, 25, q, 20, "I'am ");
        sentIter1.first();
        p = sentIter1.previous();
        q = sentIter1.preceding(sentIter1.first());
        if (p != BreakIterator.DONE || q != BreakIterator.DONE)
            errln("ERROR: previous()/preceding() at starting position returned #"
                    + p + " and " + q + " instead of 0\n"); 
        testString = "Hello! how are you? I'am fine. Thankyou. How are you doing? This\n costs $20,00,000."; 
        logln("testing line iter - String:- \"" + testString + "\"");

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        doTest(testString, p, q, 66, "costs ");
        q = lineIter1.preceding(40);
        doTest(testString, 40, q, 31, "Thankyou.");
        q = lineIter1.preceding(25);
        doTest(testString, 25, q, 20, "I'am ");
        lineIter1.first();
        p = lineIter1.previous();
        q = lineIter1.preceding(sentIter1.first());
        if (p != BreakIterator.DONE || q != BreakIterator.DONE)
            errln("ERROR: previous()/preceding() at starting position returned #"
                    + p + " and " + q + " instead of 0\n");

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       int offset = iterator.first();
       int testOffset;
       int count = 0;


       do {
           testOffset = testIterator.first();
           testOffset = testIterator.next(count);
           logln("next(" + count + ") -> " + testOffset);
           if (offset != testOffset)
               errln("next(n) and next() not returning consistent results: for step " + count + ", next(n) returned " + testOffset + " and next() had " + offset);

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