1 package nom.tam.fits;
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3 import java.io.PrintStream;
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5 import nom.tam.fits.header.IFitsHeader;
6 import nom.tam.fits.header.Standard;
7 import nom.tam.util.ArrayFuncs;
8 import nom.tam.util.Cursor;
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41 import static nom.tam.fits.header.Standard.NAXIS1;
42 import static nom.tam.fits.header.Standard.NAXIS2;
43 import static nom.tam.fits.header.Standard.TBCOLn;
44 import static nom.tam.fits.header.Standard.TFIELDS;
45 import static nom.tam.fits.header.Standard.TFORMn;
46 import static nom.tam.fits.header.Standard.TNULLn;
47 import static nom.tam.fits.header.Standard.TTYPEn;
48 import static nom.tam.fits.header.Standard.TUNITn;
49 import static nom.tam.fits.header.Standard.TZEROn;
50 import static nom.tam.fits.header.Standard.XTENSION;
51 import static nom.tam.fits.header.Standard.XTENSION_ASCIITABLE;
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53 import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
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66 public class AsciiTableHDU extends TableHDU<AsciiTable> {
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72 private static final IFitsHeader[] KEY_STEMS = {TFORMn, TZEROn, TNULLn, TTYPEn, TUNITn};
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82 public AsciiTableHDU(Header h, AsciiTable d) {
83 super(h, d);
84 }
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86 @Override
87 protected final String getCanonicalXtension() {
88 return XTENSION_ASCIITABLE;
89 }
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101 @Deprecated
102 public static AsciiTable encapsulate(Object o) throws FitsException {
103 return AsciiTable.fromColumnMajor((Object[]) o);
104 }
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113 @SuppressFBWarnings(value = "HSM_HIDING_METHOD", justification = "deprecated existing method, kept for compatibility")
114 @Deprecated
115 public static boolean isData(Object o) {
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117 if (o instanceof Object[]) {
118 for (Object element : (Object[]) o) {
119 if (!(element instanceof String[]) &&
120 !(element instanceof int[]) &&
121 !(element instanceof long[]) &&
122 !(element instanceof float[]) &&
123 !(element instanceof double[])) {
124 return false;
125 }
126 }
127 return true;
128 }
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130 return false;
131 }
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142 @SuppressFBWarnings(value = "HSM_HIDING_METHOD", justification = "deprecated existing method, kept for compatibility")
143 @Deprecated
144 public static boolean isHeader(Header header) {
145 String xtension = header.getStringValue(XTENSION);
146 xtension = xtension == null ? "" : xtension.trim();
147 return XTENSION_ASCIITABLE.equals(xtension);
148 }
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161 @Deprecated
162 public static AsciiTable manufactureData(Header hdr) throws FitsException {
163 return new AsciiTable(hdr);
164 }
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175 @Deprecated
176 public static Header manufactureHeader(Data d) throws FitsException {
177 Header hdr = new Header();
178 d.fillHeader(hdr);
179 hdr.iterator();
180 return hdr;
181 }
182
183 @Override
184 public void setColumnName(int index, String name, String comment)
185 throws IndexOutOfBoundsException, HeaderCardException {
186 super.setColumnName(index, name, comment);
187 myData.setColumnName(index, name);
188 }
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190 @SuppressWarnings("deprecation")
191 @Override
192 public int addColumn(Object newCol) throws FitsException {
193 Standard.context(AsciiTable.class);
194 myData.addColumn(newCol);
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198 Cursor<String, HeaderCard> iter = myHeader.positionAfterIndex(TBCOLn, myData.getNCols());
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200 int rowlen = myData.addColInfo(getNCols() - 1, iter);
201 int oldRowlen = myHeader.getIntValue(NAXIS1);
202 myHeader.setNaxis(1, rowlen + oldRowlen);
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204 super.addColumn(newCol);
205 Standard.context(null);
206 return getNCols();
207 }
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209 @Override
210 protected IFitsHeader[] columnKeyStems() {
211 return KEY_STEMS;
212 }
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214 @Override
215 public void info(PrintStream stream) {
216 stream.println("ASCII Table:");
217 stream.println(" Header:");
218 stream.println(" Number of fields:" + myHeader.getIntValue(TFIELDS));
219 stream.println(" Number of rows: " + myHeader.getIntValue(NAXIS2));
220 stream.println(" Length of row: " + myHeader.getIntValue(NAXIS1));
221 stream.println(" Data:");
222 Object[] data = (Object[]) getKernel();
223 for (int i = 0; i < getNCols(); i++) {
224 stream.println(" " + i + ":" + ArrayFuncs.arrayDescription(data[i]));
225 }
226 }
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239 public boolean isNull(int row, int col) {
240 return myData.isNull(row, col);
241 }
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253 public void setNull(int row, int col, boolean flag) {
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255 if (flag) {
256 String nullStr = myHeader.getStringValue(TNULLn.n(col + 1));
257 if (nullStr == null) {
258 setNullString(col, "NULL");
259 }
260 }
261 myData.setNull(row, col, flag);
262 }
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273 public void setNullString(int col, String newNull) throws IllegalArgumentException {
274 myHeader.positionAfterIndex(TBCOLn, col + 1);
275 HeaderCard card = HeaderCard.create(TNULLn.n(col + 1), newNull);
276 myHeader.deleteKey(card.getKey());
277 myHeader.addLine(card);
278 myData.setNullString(col, newNull);
279 }
280
281 }