Package java.nio

Examples of java.nio.CharBuffer.clear()


            errln("Overflow exception while decoding UTF32BE (4) should have been thrown.");
        } catch (Exception ex) {
        }
       
        bs.clear();
        us.clear();
        //test malform buffer
        bs.put((byte)0x00); bs.put((byte)0x00); bs.put((byte)0xFE);
        us.put((char)0x0000);
       
        us.limit(us.position());
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        result = decoder.flush(us);
        if (!result.isMalformed()) {
            errln("Malform error while decoding UTF-16 should have occurred.");
        }
       
        us.clear();
        bs.clear();
       
        us.put((char)0xD902); us.put((char)0xDD01); us.put((char)0x0041);
       
        us.limit(1);
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        result = encoder.encode(us, bs, true);
        if (!result.isOverflow()) {
            errln("Overflow buffer while encoding UTF-16 should have occurred.");
        }  
       
        us.clear();
        bs.clear();
       
        //test overflow buffer
        decoder.reset();
        decoder = provider.charsetForName("UTF-16BE").newDecoder();
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            errln("Exception while decoding UTF32 charset (2) should not have been thrown.");
        }
       
        //Test malform exception
        bs.clear();
        us.clear();
       
        bs.put((byte)0x00); bs.put((byte)0xFE); bs.put((byte)0xFF); bs.put((byte)0x00); bs.put((byte)0x00);
        us.put((char)0x0000);
       
        us.limit(us.position());
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        } catch (Exception ex) {
        }
       
        //Test BOM testing
        bs.clear();
        us.clear();
       
        bs.put((byte)0x00); bs.put((byte)0x00); bs.put((byte)0xFF); bs.put((byte)0xFE);
        us.put((char)0x0000);
       
        us.limit(us.position());
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        // must try to output BOM first for UTF-32 (not UTF-32BE or UTF-32LE)
        if (!result.isOverflow()) {
            errln("Buffer overflow error while encoding UTF32 charset (1) should have occurred.");
        }
       
        us.clear();
        bs.clear();
       
        //test malform surrogate and store value in fromChar32
        us.put((char)0xD801); us.put((char)0xD802);
        bs.put((byte)0x00); bs.put((byte)0x00); bs.put((byte)0x00); bs.put((byte)0x00); bs.put((byte)0x00); bs.put((byte)0x00);
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        result = encoder.encode(us, bs, true);
        if (!result.isMalformed()) {
            errln("Malformed error while encoding UTF32 charset (2) should have occurred.");
        }   
       
        us.clear();
        bs.clear();
       
        //test malform surrogate
        us.put((char)0x0000); us.put((char)0xD902);
       
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        result = encoder.encode(us, bs, true);
        if (!result.isOverflow()) {
            errln("Overflow error while encoding UTF32 charset (3) should have occurred.");
        }
       
        us.clear();
        bs.clear();
       
        //test malform surrogate
        encoder.reset();
        us.put((char)0xD801);
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        result = encoder.encode(us, bs, true);
        if (!result.isMalformed()) {
            errln("Malform error while encoding UTF32 charset (4) should have occurred.");
        }
       
        us.clear();
        bs.clear();
       
        //test overflow surrogate
        us.put((char)0x0000); us.put((char)0xDDE1); us.put((char)0xD915); us.put((char)0xDDF2);
        bs.put((byte)0x00); bs.put((byte)0x00); bs.put((byte)0x00); bs.put((byte)0x00); bs.put((byte)0x00); bs.put((byte)0x00);
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        result = encoder.encode(us, bs, true);
        if (!result.isOverflow()) {
            errln("Overflow error while encoding UTF32 charset (5) should have occurred.");
        }
       
        us.clear();
        bs.clear();
       
        //test malform surrogate
        encoder.reset();
        us.put((char)0xDDE1);
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