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4601 lines (3931 loc) · 133 KB
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/* -*- mode: java; c-basic-offset: 2; indent-tabs-mode: nil -*- */
/*
Part of the Processing project - http://processing.org
Copyright (c) 2011-13 Ben Fry and Casey Reas
Copyright (c) 2006-11 Ben Fry
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License version 2.1 as published by the Free Software Foundation.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General
Public License along with this library; if not, write to the
Free Software Foundation, Inc., 59 Temple Place, Suite 330,
Boston, MA 02111-1307 USA
*/
package processing.data;
import java.io.*;
import java.lang.reflect.*;
import java.nio.charset.Charset;
import java.sql.ResultSet;
import java.sql.ResultSetMetaData;
import java.sql.SQLException;
import java.sql.Types;
import java.util.*;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;
import java.util.zip.ZipOutputStream;
import javax.xml.parsers.ParserConfigurationException;
import org.xml.sax.SAXException;
import processing.core.PApplet;
import processing.core.PConstants;
/**
* <p>Generic class for handling tabular data, typically from a CSV, TSV, or
* other sort of spreadsheet file.</p>
* <p>CSV files are
* <a href="http://en.wikipedia.org/wiki/Comma-separated_values">comma separated values</a>,
* often with the data in quotes. TSV files use tabs as separators, and usually
* don't bother with the quotes.</p>
* <p>File names should end with .csv if they're comma separated.</p>
* <p>A rough "spec" for CSV can be found <a href="http://tools.ietf.org/html/rfc4180">here</a>.</p>
*
* @webref data:composite
* @see PApplet#loadTable(String)
* @see PApplet#saveTable(Table, String)
* @see TableRow
*/
public class Table {
protected int rowCount;
protected int allocCount;
// protected boolean skipEmptyRows = true;
// protected boolean skipCommentLines = true;
// protected String extension = null;
// protected boolean commaSeparatedValues = false;
// protected boolean awfulCSV = false;
protected String missingString = null;
protected int missingInt = 0;
protected long missingLong = 0;
protected float missingFloat = Float.NaN;
protected double missingDouble = Double.NaN;
protected int missingCategory = -1;
String[] columnTitles;
HashMapBlows[] columnCategories;
HashMap<String, Integer> columnIndices;
protected Object[] columns; // [column]
// accessible for advanced users
static public final int STRING = 0;
static public final int INT = 1;
static public final int LONG = 2;
static public final int FLOAT = 3;
static public final int DOUBLE = 4;
static public final int CATEGORY = 5;
int[] columnTypes;
protected RowIterator rowIterator;
// 0 for doubling each time, otherwise the number of rows to increment on
// each expansion.
protected int expandIncrement;
/**
* Creates a new, empty table. Use addRow() to add additional rows.
*/
public Table() {
init();
}
/**
* @nowebref
*/
public Table(File file) throws IOException {
this(file, null);
}
/**
* version that uses a File object; future releases (or data types)
* may include additional optimizations here
*
* @nowebref
*/
public Table(File file, String options) throws IOException {
// uses createInput() to handle .gz (and eventually .bz2) files
init();
parse(PApplet.createInput(file),
extensionOptions(true, file.getName(), options));
}
/**
* @nowebref
*/
public Table(InputStream input) throws IOException {
this(input, null);
}
/**
* Read the table from a stream. Possible options include:
* <ul>
* <li>csv - parse the table as comma-separated values
* <li>tsv - parse the table as tab-separated values
* <li>newlines - this CSV file contains newlines inside individual cells
* <li>header - this table has a header (title) row
* </ul>
*
* @nowebref
* @param input
* @param options
* @throws IOException
*/
public Table(InputStream input, String options) throws IOException {
init();
parse(input, options);
}
public Table(Iterable<TableRow> rows) {
init();
int row = 0;
int alloc = 10;
for (TableRow incoming : rows) {
if (row == 0) {
setColumnTypes(incoming.getColumnTypes());
setColumnTitles(incoming.getColumnTitles());
// Do this after setting types, otherwise it'll attempt to parse the
// allocated but empty rows, and drive CATEGORY columns nutso.
setRowCount(alloc);
// sometimes more columns than titles (and types?)
setColumnCount(incoming.getColumnCount());
} else if (row == alloc) {
// Far more efficient than re-allocating all columns and doing a copy
alloc *= 2;
setRowCount(alloc);
}
//addRow(row);
// try {
setRow(row++, incoming);
// } catch (ArrayIndexOutOfBoundsException aioobe) {
// for (int i = 0; i < incoming.getColumnCount(); i++) {
// System.out.format("[%d] %s%n", i, incoming.getString(i));
// }
// throw aioobe;
// }
}
// Shrink the table to only the rows that were used
if (row != alloc) {
setRowCount(row);
}
}
/**
* @nowebref
*/
public Table(ResultSet rs) {
init();
try {
ResultSetMetaData rsmd = rs.getMetaData();
int columnCount = rsmd.getColumnCount();
setColumnCount(columnCount);
for (int col = 0; col < columnCount; col++) {
setColumnTitle(col, rsmd.getColumnName(col + 1));
int type = rsmd.getColumnType(col + 1);
switch (type) { // TODO these aren't tested. nor are they complete.
case Types.INTEGER:
case Types.TINYINT:
case Types.SMALLINT:
setColumnType(col, INT);
break;
case Types.BIGINT:
setColumnType(col, LONG);
break;
case Types.FLOAT:
setColumnType(col, FLOAT);
break;
case Types.DECIMAL:
case Types.DOUBLE:
case Types.REAL:
setColumnType(col, DOUBLE);
break;
}
}
int row = 0;
while (rs.next()) {
for (int col = 0; col < columnCount; col++) {
switch (columnTypes[col]) {
case STRING: setString(row, col, rs.getString(col+1)); break;
case INT: setInt(row, col, rs.getInt(col+1)); break;
case LONG: setLong(row, col, rs.getLong(col+1)); break;
case FLOAT: setFloat(row, col, rs.getFloat(col+1)); break;
case DOUBLE: setDouble(row, col, rs.getDouble(col+1)); break;
default: throw new IllegalArgumentException("column type " + columnTypes[col] + " not supported.");
}
}
row++;
// String[] row = new String[columnCount];
// for (int col = 0; col < columnCount; col++) {
// row[col] = rs.get(col + 1);
// }
// addRow(row);
}
} catch (SQLException s) {
throw new RuntimeException(s);
}
}
public Table typedParse(InputStream input, String options) throws IOException {
Table table = new Table();
table.setColumnTypes(this);
table.parse(input, options);
return table;
}
protected void init() {
columns = new Object[0];
columnTypes = new int[0];
columnCategories = new HashMapBlows[0];
}
/*
protected String checkOptions(File file, String options) throws IOException {
String extension = null;
String filename = file.getName();
int dotIndex = filename.lastIndexOf('.');
if (dotIndex != -1) {
extension = filename.substring(dotIndex + 1).toLowerCase();
if (!extension.equals("csv") &&
!extension.equals("tsv") &&
!extension.equals("html") &&
!extension.equals("bin")) {
// ignore extension
extension = null;
}
}
if (extension == null) {
if (options == null) {
throw new IOException("This table filename has no extension, and no options are set.");
}
} else { // extension is not null
if (options == null) {
options = extension;
} else {
// prepend the extension, it will be overridden if there's an option for it.
options = extension + "," + options;
}
}
return options;
}
*/
static final String[] loadExtensions = { "csv", "tsv", "ods", "bin" };
static final String[] saveExtensions = { "csv", "tsv", "ods", "bin", "html" };
static public String extensionOptions(boolean loading, String filename, String options) {
String extension = PApplet.checkExtension(filename);
if (extension != null) {
for (String possible : loading ? loadExtensions : saveExtensions) {
if (extension.equals(possible)) {
if (options == null) {
return extension;
} else {
// prepend the extension to the options (will be replaced by other
// options that override it later in the load loop)
return extension + "," + options;
}
}
}
}
return options;
}
protected void parse(InputStream input, String options) throws IOException {
//init();
boolean awfulCSV = false;
boolean header = false;
String extension = null;
boolean binary = false;
String encoding = "UTF-8";
String worksheet = null;
final String sheetParam = "worksheet=";
String[] opts = null;
if (options != null) {
opts = PApplet.trim(PApplet.split(options, ','));
for (String opt : opts) {
if (opt.equals("tsv")) {
extension = "tsv";
} else if (opt.equals("csv")) {
extension = "csv";
} else if (opt.equals("ods")) {
extension = "ods";
} else if (opt.equals("newlines")) {
awfulCSV = true;
extension = "csv";
} else if (opt.equals("bin")) {
binary = true;
extension = "bin";
} else if (opt.equals("header")) {
header = true;
} else if (opt.startsWith(sheetParam)) {
worksheet = opt.substring(sheetParam.length());
} else if (opt.startsWith("dictionary=")) {
// ignore option, this is only handled by PApplet
} else if (opt.startsWith("encoding=")) {
encoding = opt.substring(9);
} else {
throw new IllegalArgumentException("'" + opt + "' is not a valid option for loading a Table");
}
}
}
if (extension == null) {
throw new IllegalArgumentException("No extension specified for this Table");
}
if (binary) {
loadBinary(input);
} else if (extension.equals("ods")) {
odsParse(input, worksheet, header);
} else {
InputStreamReader isr = new InputStreamReader(input, encoding);
BufferedReader reader = new BufferedReader(isr);
if (awfulCSV) {
parseAwfulCSV(reader, header);
} else if ("tsv".equals(extension)) {
parseBasic(reader, header, true);
} else if ("csv".equals(extension)) {
parseBasic(reader, header, false);
}
}
}
protected void parseBasic(BufferedReader reader,
boolean header, boolean tsv) throws IOException {
String line = null;
int row = 0;
if (rowCount == 0) {
setRowCount(10);
}
//int prev = 0; //-1;
try {
while ((line = reader.readLine()) != null) {
if (row == getRowCount()) {
setRowCount(row << 1);
}
if (row == 0 && header) {
setColumnTitles(tsv ? PApplet.split(line, '\t') : splitLineCSV(line));
header = false;
} else {
setRow(row, tsv ? PApplet.split(line, '\t') : splitLineCSV(line));
row++;
}
// this is problematic unless we're going to calculate rowCount first
if (row % 10000 == 0) {
/*
if (row < rowCount) {
int pct = (100 * row) / rowCount;
if (pct != prev) { // also prevents "0%" from showing up
System.out.println(pct + "%");
prev = pct;
}
}
*/
try {
// Sleep this thread so that the GC can catch up
Thread.sleep(10);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
} catch (Exception e) {
throw new RuntimeException("Error reading table on line " + row, e);
}
// shorten or lengthen based on what's left
if (row != getRowCount()) {
setRowCount(row);
}
}
// public void convertTSV(BufferedReader reader, File outputFile) throws IOException {
// convertBasic(reader, true, outputFile);
// }
protected void parseAwfulCSV(BufferedReader reader,
boolean header) throws IOException {
char[] c = new char[100];
int count = 0;
boolean insideQuote = false;
int alloc = 100;
setRowCount(100);
int row = 0;
int col = 0;
int ch;
while ((ch = reader.read()) != -1) {
if (insideQuote) {
if (ch == '\"') {
// this is either the end of a quoted entry, or a quote character
reader.mark(1);
if (reader.read() == '\"') {
// it's "", which means a quote character
if (count == c.length) {
c = PApplet.expand(c);
}
c[count++] = '\"';
} else {
// nope, just the end of a quoted csv entry
reader.reset();
insideQuote = false;
// TODO nothing here that prevents bad csv data from showing up
// after the quote and before the comma...
// set(row, col, new String(c, 0, count));
// count = 0;
// col++;
// insideQuote = false;
}
} else { // inside a quote, but the character isn't a quote
if (count == c.length) {
c = PApplet.expand(c);
}
c[count++] = (char) ch;
}
} else { // not inside a quote
if (ch == '\"') {
insideQuote = true;
} else if (ch == '\r' || ch == '\n') {
if (ch == '\r') {
// check to see if next is a '\n'
reader.mark(1);
if (reader.read() != '\n') {
reader.reset();
}
}
setString(row, col, new String(c, 0, count));
count = 0;
row++;
if (row == 1 && header) {
// Use internal row removal (efficient because only one row).
removeTitleRow();
// Un-set the header variable so that next time around, we don't
// just get stuck into a loop, removing the 0th row repeatedly.
header = false;
// Reset the number of rows (removeTitleRow() won't reset our local 'row' counter)
row = 0;
}
// if (row % 1000 == 0) {
// PApplet.println(PApplet.nfc(row));
// }
if (row == alloc) {
alloc *= 2;
setRowCount(alloc);
}
col = 0;
} else if (ch == ',') {
setString(row, col, new String(c, 0, count));
count = 0;
// starting a new column, make sure we have room
col++;
ensureColumn(col);
} else { // just a regular character, add it
if (count == c.length) {
c = PApplet.expand(c);
}
c[count++] = (char) ch;
}
}
}
// catch any leftovers
if (count > 0) {
setString(row, col, new String(c, 0, count));
}
row++; // set row to row count (the current row index + 1)
if (alloc != row) {
setRowCount(row); // shrink to the actual size
}
}
/**
* Parse a line of text as comma-separated values, returning each value as
* one entry in an array of String objects. Remove quotes from entries that
* begin and end with them, and convert 'escaped' quotes to actual quotes.
* @param line line of text to be parsed
* @return an array of the individual values formerly separated by commas
*/
static protected String[] splitLineCSV(String line) {
char[] c = line.toCharArray();
int rough = 1; // at least one
boolean quote = false;
for (int i = 0; i < c.length; i++) {
if (!quote && (c[i] == ',')) {
rough++;
} else if (c[i] == '\"') {
quote = !quote;
}
}
String[] pieces = new String[rough];
int pieceCount = 0;
int offset = 0;
while (offset < c.length) {
int start = offset;
int stop = nextComma(c, offset);
offset = stop + 1; // next time around, need to step over the comment
if (c[start] == '\"' && c[stop-1] == '\"') {
start++;
stop--;
}
int i = start;
int ii = start;
while (i < stop) {
if (c[i] == '\"') {
i++; // skip over pairs of double quotes become one
}
if (i != ii) {
c[ii] = c[i];
}
i++;
ii++;
}
String s = new String(c, start, ii - start);
pieces[pieceCount++] = s;
}
// make any remaining entries blanks instead of nulls
for (int i = pieceCount; i < pieces.length; i++) {
pieces[i] = "";
}
return pieces;
}
static protected int nextComma(char[] c, int index) {
boolean quote = false;
for (int i = index; i < c.length; i++) {
if (!quote && (c[i] == ',')) {
return i;
} else if (c[i] == '\"') {
quote = !quote;
}
}
return c.length;
}
/**
* Read a .ods (OpenDoc spreadsheet) zip file from an InputStream, and
* return the InputStream for content.xml contained inside.
*/
private InputStream odsFindContentXML(InputStream input) {
ZipInputStream zis = new ZipInputStream(input);
ZipEntry entry = null;
try {
while ((entry = zis.getNextEntry()) != null) {
if (entry.getName().equals("content.xml")) {
return zis;
}
}
} catch (IOException e) {
e.printStackTrace();
}
return null;
}
protected void odsParse(InputStream input, String worksheet, boolean header) {
try {
InputStream contentStream = odsFindContentXML(input);
XML xml = new XML(contentStream);
// table files will have multiple sheets..
// <table:table table:name="Sheet1" table:style-name="ta1" table:print="false">
// <table:table table:name="Sheet2" table:style-name="ta1" table:print="false">
// <table:table table:name="Sheet3" table:style-name="ta1" table:print="false">
XML[] sheets =
xml.getChildren("office:body/office:spreadsheet/table:table");
boolean found = false;
for (XML sheet : sheets) {
// System.out.println(sheet.getAttribute("table:name"));
if (worksheet == null || worksheet.equals(sheet.getString("table:name"))) {
odsParseSheet(sheet, header);
found = true;
if (worksheet == null) {
break; // only read the first sheet
}
}
}
if (!found) {
if (worksheet == null) {
throw new RuntimeException("No worksheets found in the ODS file.");
} else {
throw new RuntimeException("No worksheet named " + worksheet +
" found in the ODS file.");
}
}
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} catch (ParserConfigurationException e) {
e.printStackTrace();
} catch (SAXException e) {
e.printStackTrace();
}
}
/**
* Parses a single sheet of XML from this file.
* @param The XML object for a single worksheet from the ODS file
*/
private void odsParseSheet(XML sheet, boolean header) {
// Extra <p> or <a> tags inside the text tag for the cell will be stripped.
// Different from showing formulas, and not quite the same as 'save as
// displayed' option when saving from inside OpenOffice. Only time we
// wouldn't want this would be so that we could parse hyperlinks and
// styling information intact, but that's out of scope for the p5 version.
final boolean ignoreTags = true;
XML[] rows = sheet.getChildren("table:table-row");
//xml.getChildren("office:body/office:spreadsheet/table:table/table:table-row");
int rowIndex = 0;
for (XML row : rows) {
int rowRepeat = row.getInt("table:number-rows-repeated", 1);
// if (rowRepeat != 1) {
// System.out.println(rowRepeat + " " + rowCount + " " + (rowCount + rowRepeat));
// }
boolean rowNotNull = false;
XML[] cells = row.getChildren();
int columnIndex = 0;
for (XML cell : cells) {
int cellRepeat = cell.getInt("table:number-columns-repeated", 1);
// <table:table-cell table:formula="of:=SUM([.E7:.E8])" office:value-type="float" office:value="4150">
// <text:p>4150.00</text:p>
// </table:table-cell>
String cellData = ignoreTags ? cell.getString("office:value") : null;
// if there's an office:value in the cell, just roll with that
if (cellData == null) {
int cellKids = cell.getChildCount();
if (cellKids != 0) {
XML[] paragraphElements = cell.getChildren("text:p");
if (paragraphElements.length != 1) {
for (XML el : paragraphElements) {
System.err.println(el.toString());
}
throw new RuntimeException("found more than one text:p element");
}
XML textp = paragraphElements[0];
String textpContent = textp.getContent();
// if there are sub-elements, the content shows up as a child element
// (for which getName() returns null.. which seems wrong)
if (textpContent != null) {
cellData = textpContent; // nothing fancy, the text is in the text:p element
} else {
XML[] textpKids = textp.getChildren();
StringBuilder cellBuffer = new StringBuilder();
for (XML kid : textpKids) {
String kidName = kid.getName();
if (kidName == null) {
odsAppendNotNull(kid, cellBuffer);
} else if (kidName.equals("text:s")) {
int spaceCount = kid.getInt("text:c", 1);
for (int space = 0; space < spaceCount; space++) {
cellBuffer.append(' ');
}
} else if (kidName.equals("text:span")) {
odsAppendNotNull(kid, cellBuffer);
} else if (kidName.equals("text:a")) {
// <text:a xlink:href="http://blah.com/">blah.com</text:a>
if (ignoreTags) {
cellBuffer.append(kid.getString("xlink:href"));
} else {
odsAppendNotNull(kid, cellBuffer);
}
} else {
odsAppendNotNull(kid, cellBuffer);
System.err.println(getClass().getName() + ": don't understand: " + kid);
//throw new RuntimeException("I'm not used to this.");
}
}
cellData = cellBuffer.toString();
}
//setString(rowIndex, columnIndex, c); //text[0].getContent());
//columnIndex++;
}
}
for (int r = 0; r < cellRepeat; r++) {
if (cellData != null) {
//System.out.println("setting " + rowIndex + "," + columnIndex + " to " + cellData);
setString(rowIndex, columnIndex, cellData);
}
columnIndex++;
if (cellData != null) {
// if (columnIndex > columnMax) {
// columnMax = columnIndex;
// }
rowNotNull = true;
}
}
}
if (header) {
removeTitleRow(); // efficient enough on the first row
header = false; // avoid infinite loop
} else {
if (rowNotNull && rowRepeat > 1) {
String[] rowStrings = getStringRow(rowIndex);
for (int r = 1; r < rowRepeat; r++) {
addRow(rowStrings);
}
}
rowIndex += rowRepeat;
}
}
}
private void odsAppendNotNull(XML kid, StringBuilder buffer) {
String content = kid.getContent();
if (content != null) {
buffer.append(content);
}
}
// A 'Class' object is used here, so the syntax for this function is:
// Table t = loadTable("cars3.tsv", "header");
// Record[] records = (Record[]) t.parse(Record.class);
// While t.parse("Record") might be nicer, the class is likely to be an
// inner class (another tab in a PDE sketch) or even inside a package,
// so additional information would be needed to locate it. The name of the
// inner class would be "SketchName$Record" which isn't acceptable syntax
// to make people use. Better to just introduce the '.class' syntax.
// Unlike the Table class itself, this accepts char and boolean fields in
// the target class, since they're much more prevalent, and don't require
// a zillion extra methods and special cases in the rest of the class here.
// since this is likely an inner class, needs a reference to its parent,
// because that's passed to the constructor parameter (inserted by the
// compiler) of an inner class by the runtime.
/** incomplete, do not use */
public void parseInto(Object enclosingObject, String fieldName) {
Class<?> target = null;
Object outgoing = null;
Field targetField = null;
try {
// Object targetObject,
// Class target -> get this from the type of fieldName
// Class sketchClass = sketch.getClass();
Class<?> sketchClass = enclosingObject.getClass();
targetField = sketchClass.getDeclaredField(fieldName);
// PApplet.println("found " + targetField);
Class<?> targetArray = targetField.getType();
if (!targetArray.isArray()) {
// fieldName is not an array
} else {
target = targetArray.getComponentType();
outgoing = Array.newInstance(target, getRowCount());
}
} catch (NoSuchFieldException e) {
e.printStackTrace();
} catch (SecurityException e) {
e.printStackTrace();
}
// Object enclosingObject = sketch;
// PApplet.println("enclosing obj is " + enclosingObject);
Class<?> enclosingClass = target.getEnclosingClass();
Constructor<?> con = null;
try {
if (enclosingClass == null) {
con = target.getDeclaredConstructor(); //new Class[] { });
// PApplet.println("no enclosing class");
} else {
con = target.getDeclaredConstructor(new Class[] { enclosingClass });
// PApplet.println("enclosed by " + enclosingClass.getName());
}
if (!con.isAccessible()) {
// System.out.println("setting constructor to public");
con.setAccessible(true);
}
} catch (SecurityException e) {
e.printStackTrace();
} catch (NoSuchMethodException e) {
e.printStackTrace();
}
Field[] fields = target.getDeclaredFields();
ArrayList<Field> inuse = new ArrayList<Field>();
for (Field field : fields) {
String name = field.getName();
if (getColumnIndex(name, false) != -1) {
// System.out.println("found field " + name);
if (!field.isAccessible()) {
// PApplet.println(" changing field access");
field.setAccessible(true);
}
inuse.add(field);
} else {
// System.out.println("skipping field " + name);
}
}
int index = 0;
try {
for (TableRow row : rows()) {
Object item = null;
if (enclosingClass == null) {
//item = target.newInstance();
item = con.newInstance();
} else {
item = con.newInstance(new Object[] { enclosingObject });
}
//Object item = defaultCons.newInstance(new Object[] { });
for (Field field : inuse) {
String name = field.getName();
//PApplet.println("gonna set field " + name);
if (field.getType() == String.class) {
field.set(item, row.getString(name));
} else if (field.getType() == Integer.TYPE) {
field.setInt(item, row.getInt(name));
} else if (field.getType() == Long.TYPE) {
field.setLong(item, row.getLong(name));
} else if (field.getType() == Float.TYPE) {
field.setFloat(item, row.getFloat(name));
} else if (field.getType() == Double.TYPE) {
field.setDouble(item, row.getDouble(name));
} else if (field.getType() == Boolean.TYPE) {
String content = row.getString(name);
if (content != null) {
// Only bother setting if it's true,
// otherwise false by default anyway.
if (content.toLowerCase().equals("true") ||
content.equals("1")) {
field.setBoolean(item, true);
}
}
// if (content == null) {
// field.setBoolean(item, false); // necessary?
// } else if (content.toLowerCase().equals("true")) {
// field.setBoolean(item, true);
// } else if (content.equals("1")) {
// field.setBoolean(item, true);
// } else {
// field.setBoolean(item, false); // necessary?
// }
} else if (field.getType() == Character.TYPE) {
String content = row.getString(name);
if (content != null && content.length() > 0) {
// Otherwise set to \0 anyway
field.setChar(item, content.charAt(0));
}
}
}
// list.add(item);
Array.set(outgoing, index++, item);
}
if (!targetField.isAccessible()) {
// PApplet.println("setting target field to public");
targetField.setAccessible(true);
}
// Set the array in the sketch
// targetField.set(sketch, outgoing);
targetField.set(enclosingObject, outgoing);
} catch (InstantiationException e) {
e.printStackTrace();
} catch (IllegalAccessException e) {
e.printStackTrace();
} catch (IllegalArgumentException e) {
e.printStackTrace();
} catch (InvocationTargetException e) {
e.printStackTrace();
}
}
public boolean save(File file, String options) throws IOException {
return save(PApplet.createOutput(file),
Table.extensionOptions(false, file.getName(), options));
}
public boolean save(OutputStream output, String options) {
PrintWriter writer = PApplet.createWriter(output);
String extension = null;
if (options == null) {
throw new IllegalArgumentException("No extension specified for saving this Table");
}
String[] opts = PApplet.trim(PApplet.split(options, ','));
// Only option for save is the extension, so we can safely grab the last
extension = opts[opts.length - 1];
boolean found = false;
for (String ext : saveExtensions) {
if (extension.equals(ext)) {
found = true;
break;
}
}
// Not providing a fallback; let's make users specify an extension
if (!found) {
throw new IllegalArgumentException("'" + extension + "' not available for Table");
}
if (extension.equals("csv")) {
writeCSV(writer);
} else if (extension.equals("tsv")) {
writeTSV(writer);
} else if (extension.equals("ods")) {
try {
saveODS(output);
} catch (IOException e) {
e.printStackTrace();
return false;