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http://nagoya.apache.org/bugzilla/show_bug.cgi?id=10900 current() throws NullPointerException Summary: current() throws NullPointerException Product: XalanJ2 Version: 2.3 Platform: PC OS/Version: Windows NT/2K Status: NEW Severity: Blocker Priority: Other Component: org.apache.xpath AssignedTo: [EMAIL PROTECTED] ReportedBy: [EMAIL PROTECTED] I get a NullPointerException which seems to happen when the current() function is called in the stylesheet below, when called with the supplied XML document. Stylesheet ========== <?xml version="1.0" encoding="UTF-8"?> <xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform";> <xsl:output method="xml" version="1.0" encoding="UTF-8"/> <!-- Batch template --> <xsl:template match="/ECHBATCH"> <SWBATCH> <xsl:apply-templates/> </SWBATCH> </xsl:template> <!-- Prevent copying the content of elements that are not recognised directly -- > <xsl:template match="/ECHBATCH/MESSAGE/*"/> <xsl:template match="/ECHBATCH/MESSAGE/MEDTD1"> <BSTSUPD> <xsl:for-each select="../MEDTD2"> <METERED_USAGE> <!-- Previous meter reading --> <xsl:if test="following-sibling::MEDTD3[count(preceding- sibling::MEDTD2[1]|current())=1 and QUANTITY_TYPE_ID='220' and QUANTITY_DATE_TYPE='367']"> <METER_PREV> <METER_READING_1><xsl:value-of select="(following- sibling::MEDTD3[count(preceding-sibling::MEDTD2[1]|current())=1 and QUANTITY_TYPE_ID='220' and QUANTITY_DATE_TYPE='367']) [1]/QUANTITY"/></METER_READING_1> <METER_READING_2><xsl:value-of select="(following- sibling::MEDTD3[count(preceding-sibling::MEDTD2[1]|current())=1 and QUANTITY_TYPE_ID='220' and QUANTITY_DATE_TYPE='367']) [2]/QUANTITY"/></METER_READING_2> <TIMEFRAME_ID_1><xsl:value-of select="(following-sibling::MEDTD3 [count(preceding-sibling::MEDTD2[1]|current())=1 and QUANTITY_TYPE_ID='220' and QUANTITY_DATE_TYPE='367'])[1]/TIMEFRAME_ID"/></TIMEFRAME_ID_1> <TIMEFRAME_ID_2><xsl:value-of select="(following-sibling::MEDTD3 [count(preceding-sibling::MEDTD2[1]|current())=1 and QUANTITY_TYPE_ID='220' and QUANTITY_DATE_TYPE='367'])[2]/TIMEFRAME_ID"/></TIMEFRAME_ID_2> <METER_READING_TYPE><xsl:value-of select="(following- sibling::MEDTD3[count(preceding-sibling::MEDTD2[1]|current())=1 and QUANTITY_TYPE_ID='220' and QUANTITY_DATE_TYPE='367'])/QUALIFICATION"/></METER_READING_TYPE> <METER_READING_DATE_TYPE>367</METER_READING_DATE_TYPE> <METER_READING_DATE><xsl:value-of select="(following- sibling::MEDTD3[count(preceding-sibling::MEDTD2[1]|current())=1 and QUANTITY_TYPE_ID='220' and QUANTITY_DATE_TYPE='367'])/QUANTITY_DATE"/></METER_READING_DATE> <UNIT_OF_MEASURE_ID><xsl:value-of select="(following- sibling::MEDTD3[count(preceding-sibling::MEDTD2[1]|current())=1 and QUANTITY_TYPE_ID='220' and QUANTITY_DATE_TYPE='367'])/MEASURE_UNIT_ID"/></UNIT_OF_MEASURE_ID> </METER_PREV> </xsl:if> </METERED_USAGE> </xsl:for-each> </BSTSUPD> </xsl:template> </xsl:stylesheet> Example XML file ================ <?xml version="1.0" encoding="UTF-8"?> <ECHBATCH> <HEADER> <MESSAGE_ID>210</MESSAGE_ID> <FILENAME>ECH210_20020601_0000.dat</FILENAME> <TIMESTAMP>20020601_0000</TIMESTAMP> <VERSION>2.0</VERSION> <SENDER_EAN>8712423010208</SENDER_EAN> <RECEIVER_EAN>8712423009714</RECEIVER_EAN> </HEADER> <MESSAGE> <MEDTD1> <RECORD_ID>MEDTD1</RECORD_ID> <SWITCH_ID>12345</SWITCH_ID> <CONNECT_EAN>887766554401480009</CONNECT_EAN> <REASON_ID>E03</REASON_ID> <PERIOD_START_DATE>20020101</PERIOD_START_DATE> <PERIOD_END_DATE>20020401</PERIOD_END_DATE> <SUBMITTED_DATE>20020501</SUBMITTED_DATE> <SUBMITTED_TIME>1200</SUBMITTED_TIME> <MARKET_SEGMENT>23</MARKET_SEGMENT> <NET_OP_EAN>8700000000003</NET_OP_EAN> </MEDTD1> <MEDTD2> <RECORD_ID>MEDTD2</RECORD_ID> <METERNO>123456789012345678</METERNO> <NO_DIALS>19</NO_DIALS> </MEDTD2> <MEDTD3> <RECORD_ID>MEDTD3</RECORD_ID> <QUANTITY>1234657890.0</QUANTITY> <QUANTITY_TYPE_ID>220</QUANTITY_TYPE_ID> <QUANTITY_DATE>20020501</QUANTITY_DATE> <QUANTITY_DATE_TYPE>367</QUANTITY_DATE_TYPE> <MEASURE_UNIT_ID>KWH</MEASURE_UNIT_ID> <TIMEFRAME_ID>E10</TIMEFRAME_ID> <QUALIFICATION>81</QUALIFICATION> <NO_DIGITS>10</NO_DIGITS> </MEDTD3> <MEDTD3> <RECORD_ID>MEDTD3</RECORD_ID> <QUANTITY>1234657890.0</QUANTITY> <QUANTITY_TYPE_ID>220</QUANTITY_TYPE_ID> <QUANTITY_DATE>20020501</QUANTITY_DATE> <QUANTITY_DATE_TYPE>367</QUANTITY_DATE_TYPE> <MEASURE_UNIT_ID>KWH</MEASURE_UNIT_ID> <TIMEFRAME_ID>E11</TIMEFRAME_ID> <QUALIFICATION>81</QUALIFICATION> <NO_DIGITS>10</NO_DIGITS> </MEDTD3> </MESSAGE> <MESSAGE> <MEDTD1> <RECORD_ID>MEDTD1</RECORD_ID> <REQUEST_ID>12345</REQUEST_ID> <CONNECT_EAN>887766554401490008</CONNECT_EAN> <REASON_ID>001</REASON_ID> <PERIOD_START_DATE>20020101</PERIOD_START_DATE> <PERIOD_END_DATE>20020401</PERIOD_END_DATE> <SUBMITTED_DATE>20020501</SUBMITTED_DATE> <SUBMITTED_TIME>1200</SUBMITTED_TIME> <MARKET_SEGMENT>23</MARKET_SEGMENT> <NET_OP_EAN>8700000000003</NET_OP_EAN> </MEDTD1> <MEDTD2> <RECORD_ID>MEDTD2</RECORD_ID> <METERNO>123456789012345678</METERNO> <NO_DIALS>19</NO_DIALS> </MEDTD2> <MEDTD3> <RECORD_ID>MEDTD3</RECORD_ID> <QUANTITY>1234657890.0</QUANTITY> <QUANTITY_TYPE_ID>220</QUANTITY_TYPE_ID> <QUANTITY_DATE>20020501</QUANTITY_DATE> <QUANTITY_DATE_TYPE>367</QUANTITY_DATE_TYPE> <MEASURE_UNIT_ID>KWH</MEASURE_UNIT_ID> <TIMEFRAME_ID>E10</TIMEFRAME_ID> <QUALIFICATION>86</QUALIFICATION> <NO_DIGITS>10</NO_DIGITS> </MEDTD3> <MEDTD3> <RECORD_ID>MEDTD3</RECORD_ID> <QUANTITY>1234657890.0</QUANTITY> <QUANTITY_TYPE_ID>220</QUANTITY_TYPE_ID> <QUANTITY_DATE>20020501</QUANTITY_DATE> <QUANTITY_DATE_TYPE>367</QUANTITY_DATE_TYPE> <MEASURE_UNIT_ID>KWH</MEASURE_UNIT_ID> <TIMEFRAME_ID>E11</TIMEFRAME_ID> <QUALIFICATION>86</QUALIFICATION> <NO_DIGITS>10</NO_DIGITS> </MEDTD3> </MESSAGE> <MESSAGE> <MEDTD1> <RECORD_ID>MEDTD1</RECORD_ID> <REQUEST_ID>12345</REQUEST_ID> <CONNECT_EAN>887766554401500004</CONNECT_EAN> <REASON_ID>E24</REASON_ID> <PERIOD_START_DATE>20020101</PERIOD_START_DATE> <PERIOD_END_DATE>20020401</PERIOD_END_DATE> <SUBMITTED_DATE>20020501</SUBMITTED_DATE> <SUBMITTED_TIME>1200</SUBMITTED_TIME> <MARKET_SEGMENT>23</MARKET_SEGMENT> <NET_OP_EAN>8700000000003</NET_OP_EAN> </MEDTD1> <MEDTD2> <RECORD_ID>MEDTD2</RECORD_ID> <METERNO>123456789012345678</METERNO> <NO_DIALS>19</NO_DIALS> </MEDTD2> <MEDTD3> <RECORD_ID>MEDTD3</RECORD_ID> <QUANTITY>1234657890.0</QUANTITY> <QUANTITY_TYPE_ID>220</QUANTITY_TYPE_ID> <QUANTITY_DATE>20020501</QUANTITY_DATE> <QUANTITY_DATE_TYPE>367</QUANTITY_DATE_TYPE> <MEASURE_UNIT_ID>KWH</MEASURE_UNIT_ID> <TIMEFRAME_ID>E10</TIMEFRAME_ID> <QUALIFICATION>86</QUALIFICATION> <NO_DIGITS>10</NO_DIGITS> </MEDTD3> <MEDTD3> <RECORD_ID>MEDTD3</RECORD_ID> <QUANTITY>1234657890.0</QUANTITY> <QUANTITY_TYPE_ID>220</QUANTITY_TYPE_ID> <QUANTITY_DATE>20020501</QUANTITY_DATE> <QUANTITY_DATE_TYPE>367</QUANTITY_DATE_TYPE> <MEASURE_UNIT_ID>KWH</MEASURE_UNIT_ID> <TIMEFRAME_ID>E10</TIMEFRAME_ID> <QUALIFICATION>86</QUALIFICATION> <NO_DIGITS>10</NO_DIGITS> </MEDTD3> </MESSAGE> </ECHBATCH> Jesper de Jong
