寫
import java.io.BufferedWriter;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.nio.charset.Charset;
public class CsvWriter {
private Writer outputStream;
private String fileName;
private boolean firstColumn;
private boolean useCustomRecordDelimiter;
private Charset charset;
private CsvWriter.UserSettings userSettings;
private boolean initialized;
private boolean closed;
private String systemRecordDelimiter;
public static final int ESCAPE_MODE_DOUBLED = 1;
public static final int ESCAPE_MODE_BACKSLASH = 2;
public CsvWriter(String var1, char var2, Charset var3) {
this.outputStream = null;
this.fileName = null;
this.firstColumn = true;
this.useCustomRecordDelimiter = false;
this.charset = null;
this.userSettings = new CsvWriter.UserSettings();
this.initialized = false;
this.closed = false;
this.systemRecordDelimiter = System.getProperty("line.separator");
if(var1 == null) {
throw new IllegalArgumentException("Parameter fileName can not be null.");
} else if(var3 == null) {
throw new IllegalArgumentException("Parameter charset can not be null.");
} else {
this.fileName = var1;
this.userSettings.Delimiter = var2;
this.charset = var3;
}
}
public CsvWriter(String var1) {
this(var1, ',', Charset.forName("ISO-8859-1"));
}
public CsvWriter(Writer var1, char var2) {
this.outputStream = null;
this.fileName = null;
this.firstColumn = true;
this.useCustomRecordDelimiter = false;
this.charset = null;
this.userSettings = new CsvWriter.UserSettings();
this.initialized = false;
this.closed = false;
this.systemRecordDelimiter = System.getProperty("line.separator");
if(var1 == null) {
throw new IllegalArgumentException("Parameter outputStream can not be null.");
} else {
this.outputStream = var1;
this.userSettings.Delimiter = var2;
this.initialized = true;
}
}
public CsvWriter(OutputStream var1, char var2, Charset var3) {
this(new OutputStreamWriter(var1, var3), var2);
}
public char getDelimiter() {
return this.userSettings.Delimiter;
}
public void setDelimiter(char var1) {
this.userSettings.Delimiter = var1;
}
public char getRecordDelimiter() {
return this.userSettings.RecordDelimiter;
}
public void setRecordDelimiter(char var1) {
this.useCustomRecordDelimiter = true;
this.userSettings.RecordDelimiter = var1;
}
public char getTextQualifier() {
return this.userSettings.TextQualifier;
}
public void setTextQualifier(char var1) {
this.userSettings.TextQualifier = var1;
}
public boolean getUseTextQualifier() {
return this.userSettings.UseTextQualifier;
}
public void setUseTextQualifier(boolean var1) {
this.userSettings.UseTextQualifier = var1;
}
public int getEscapeMode() {
return this.userSettings.EscapeMode;
}
public void setEscapeMode(int var1) {
this.userSettings.EscapeMode = var1;
}
public void setComment(char var1) {
this.userSettings.Comment = var1;
}
public char getComment() {
return this.userSettings.Comment;
}
public boolean getForceQualifier() {
return this.userSettings.ForceQualifier;
}
public void setForceQualifier(boolean var1) {
this.userSettings.ForceQualifier = var1;
}
public void write(String var1, boolean var2) throws IOException {
this.checkClosed();
this.checkInit();
if(var1 == null) {
var1 = "";
}
if(!this.firstColumn) {
this.outputStream.write(this.userSettings.Delimiter);
}
boolean var3 = this.userSettings.ForceQualifier;
if(!var2 && var1.length() > 0) {
var1 = var1.trim();
}
if(!var3 && this.userSettings.UseTextQualifier && (var1.indexOf(this.userSettings.TextQualifier) > -1 || var1.indexOf(this.userSettings.Delimiter) > -1 || !this.useCustomRecordDelimiter && (var1.indexOf(10) > -1 || var1.indexOf(13) > -1) || this.useCustomRecordDelimiter && var1.indexOf(this.userSettings.RecordDelimiter) > -1 || this.firstColumn && var1.length() > 0 && var1.charAt(0) == this.userSettings.Comment || this.firstColumn && var1.length() == 0)) {
var3 = true;
}
if(this.userSettings.UseTextQualifier && !var3 && var1.length() > 0 && var2) {
char var4 = var1.charAt(0);
if(var4 == 32 || var4 == 9) {
var3 = true;
}
if(!var3 && var1.length() > 1) {
char var5 = var1.charAt(var1.length() - 1);
if(var5 == 32 || var5 == 9) {
var3 = true;
}
}
}
if(var3) {
this.outputStream.write(this.userSettings.TextQualifier);
if(this.userSettings.EscapeMode == 2) {
var1 = replace(var1, "\\", "\\\\");
var1 = replace(var1, "" + this.userSettings.TextQualifier, "\\" + this.userSettings.TextQualifier);
} else {
var1 = replace(var1, "" + this.userSettings.TextQualifier, "" + this.userSettings.TextQualifier + this.userSettings.TextQualifier);
}
} else if(this.userSettings.EscapeMode == 2) {
var1 = replace(var1, "\\", "\\\\");
var1 = replace(var1, "" + this.userSettings.Delimiter, "\\" + this.userSettings.Delimiter);
if(this.useCustomRecordDelimiter) {
var1 = replace(var1, "" + this.userSettings.RecordDelimiter, "\\" + this.userSettings.RecordDelimiter);
} else {
var1 = replace(var1, "\r", "\\\r");
var1 = replace(var1, "\n", "\\\n");
}
if(this.firstColumn && var1.length() > 0 && var1.charAt(0) == this.userSettings.Comment) {
if(var1.length() > 1) {
var1 = "\\" + this.userSettings.Comment + var1.substring(1);
} else {
var1 = "\\" + this.userSettings.Comment;
}
}
}
this.outputStream.write(var1);
if(var3) {
this.outputStream.write(this.userSettings.TextQualifier);
}
this.firstColumn = false;
}
public void write(String var1) throws IOException {
this.write(var1, false);
}
public void writeComment(String var1) throws IOException {
this.checkClosed();
this.checkInit();
this.outputStream.write(this.userSettings.Comment);
this.outputStream.write(var1);
if(this.useCustomRecordDelimiter) {
this.outputStream.write(this.userSettings.RecordDelimiter);
} else {
this.outputStream.write(this.systemRecordDelimiter);
}
this.firstColumn = true;
}
public void writeRecord(String[] var1, boolean var2) throws IOException {
if(var1 != null && var1.length > 0) {
for(int var3 = 0; var3 < var1.length; ++var3) {
this.write(var1[var3], var2);
}
this.endRecord();
}
}
public void writeRecord(String[] var1) throws IOException {
this.writeRecord(var1, false);
}
public void endRecord() throws IOException {
this.checkClosed();
this.checkInit();
if(this.useCustomRecordDelimiter) {
this.outputStream.write(this.userSettings.RecordDelimiter);
} else {
this.outputStream.write(this.systemRecordDelimiter);
}
this.firstColumn = true;
}
private void checkInit() throws IOException {
if(!this.initialized) {
if(this.fileName != null) {
this.outputStream = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(this.fileName), this.charset));
}
this.initialized = true;
}
}
public void flush() throws IOException {
this.outputStream.flush();
}
public void close() {
if(!this.closed) {
this.close(true);
this.closed = true;
}
}
private void close(boolean var1) {
if(!this.closed) {
if(var1) {
this.charset = null;
}
try {
if(this.initialized) {
this.outputStream.close();
}
} catch (Exception var3) {
;
}
this.outputStream = null;
this.closed = true;
}
}
private void checkClosed() throws IOException {
if(this.closed) {
throw new IOException("This instance of the CsvWriter class has already been closed.");
}
}
protected void finalize() {
this.close(false);
}
public static String replace(String var0, String var1, String var2) {
int var3 = var1.length();
int var4 = var0.indexOf(var1);
if(var4 <= -1) {
return var0;
} else {
StringBuffer var5 = new StringBuffer();
int var6;
for(var6 = 0; var4 != -1; var4 = var0.indexOf(var1, var6)) {
var5.append(var0.substring(var6, var4));
var5.append(var2);
var6 = var4 + var3;
}
var5.append(var0.substring(var6));
return var5.toString();
}
}
private class UserSettings {
public char TextQualifier = 34;
public boolean UseTextQualifier = true;
public char Delimiter = 44;
public char RecordDelimiter = 0;
public char Comment = 35;
public int EscapeMode = 1;
public boolean ForceQualifier = false;
public UserSettings() {
}
}
private class Letters {
public static final char LF = '\n';
public static final char CR = '\r';
public static final char QUOTE = '"';
public static final char COMMA = ',';
public static final char SPACE = ' ';
public static final char TAB = '\t';
public static final char POUND = '#';
public static final char BACKSLASH = '\\';
public static final char NULL = '\u0000';
private Letters() {
}
}
}
讀
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
import java.io.StringReader;
import java.nio.charset.Charset;
import java.text.NumberFormat;
import java.util.HashMap;
public class CsvReader {
private Reader inputStream;
private String fileName;
private CsvReader.UserSettings userSettings;
private Charset charset;
private boolean useCustomRecordDelimiter;
private CsvReader.DataBuffer dataBuffer;
private CsvReader.ColumnBuffer columnBuffer;
private CsvReader.RawRecordBuffer rawBuffer;
private boolean[] isQualified;
private String rawRecord;
private CsvReader.HeadersHolder headersHolder;
private boolean startedColumn;
private boolean startedWithQualifier;
private boolean hasMoreData;
private char lastLetter;
private boolean hasReadNextLine;
private int columnsCount;
private long currentRecord;
private String[] values;
private boolean initialized;
private boolean closed;
public static final int ESCAPE_MODE_DOUBLED = 1;
public static final int ESCAPE_MODE_BACKSLASH = 2;
public CsvReader(String var1, char var2, Charset var3) throws FileNotFoundException {
this.inputStream = null;
this.fileName = null;
this.userSettings = new CsvReader.UserSettings();
this.charset = null;
this.useCustomRecordDelimiter = false;
this.dataBuffer = new CsvReader.DataBuffer();
this.columnBuffer = new CsvReader.ColumnBuffer();
this.rawBuffer = new CsvReader.RawRecordBuffer();
this.isQualified = null;
this.rawRecord = "";
this.headersHolder = new CsvReader.HeadersHolder();
this.startedColumn = false;
this.startedWithQualifier = false;
this.hasMoreData = true;
this.lastLetter = 0;
this.hasReadNextLine = false;
this.columnsCount = 0;
this.currentRecord = 0L;
this.values = new String[10];
this.initialized = false;
this.closed = false;
if(var1 == null) {
throw new IllegalArgumentException("Parameter fileName can not be null.");
} else if(var3 == null) {
throw new IllegalArgumentException("Parameter charset can not be null.");
} else if(!(new File(var1)).exists()) {
throw new FileNotFoundException("File " + var1 + " does not exist.");
} else {
this.fileName = var1;
this.userSettings.Delimiter = var2;
this.charset = var3;
this.isQualified = new boolean[this.values.length];
}
}
public CsvReader(String var1, char var2) throws FileNotFoundException {
this(var1, var2, Charset.forName("ISO-8859-1"));
}
public CsvReader(String var1) throws FileNotFoundException {
this(var1, ',');
}
public CsvReader(Reader var1, char var2) {
this.inputStream = null;
this.fileName = null;
this.userSettings = new CsvReader.UserSettings();
this.charset = null;
this.useCustomRecordDelimiter = false;
this.dataBuffer = new CsvReader.DataBuffer();
this.columnBuffer = new CsvReader.ColumnBuffer();
this.rawBuffer = new CsvReader.RawRecordBuffer();
this.isQualified = null;
this.rawRecord = "";
this.headersHolder = new CsvReader.HeadersHolder();
this.startedColumn = false;
this.startedWithQualifier = false;
this.hasMoreData = true;
this.lastLetter = 0;
this.hasReadNextLine = false;
this.columnsCount = 0;
this.currentRecord = 0L;
this.values = new String[10];
this.initialized = false;
this.closed = false;
if(var1 == null) {
throw new IllegalArgumentException("Parameter inputStream can not be null.");
} else {
this.inputStream = var1;
this.userSettings.Delimiter = var2;
this.initialized = true;
this.isQualified = new boolean[this.values.length];
}
}
public CsvReader(Reader var1) {
this(var1, ',');
}
public CsvReader(InputStream var1, char var2, Charset var3) {
this((Reader)(new InputStreamReader(var1, var3)), var2);
}
public CsvReader(InputStream var1, Charset var2) {
this((Reader)(new InputStreamReader(var1, var2)));
}
public boolean getCaptureRawRecord() {
return this.userSettings.CaptureRawRecord;
}
public void setCaptureRawRecord(boolean var1) {
this.userSettings.CaptureRawRecord = var1;
}
public String getRawRecord() {
return this.rawRecord;
}
public boolean getTrimWhitespace() {
return this.userSettings.TrimWhitespace;
}
public void setTrimWhitespace(boolean var1) {
this.userSettings.TrimWhitespace = var1;
}
public char getDelimiter() {
return this.userSettings.Delimiter;
}
public void setDelimiter(char var1) {
this.userSettings.Delimiter = var1;
}
public char getRecordDelimiter() {
return this.userSettings.RecordDelimiter;
}
public void setRecordDelimiter(char var1) {
this.useCustomRecordDelimiter = true;
this.userSettings.RecordDelimiter = var1;
}
public char getTextQualifier() {
return this.userSettings.TextQualifier;
}
public void setTextQualifier(char var1) {
this.userSettings.TextQualifier = var1;
}
public boolean getUseTextQualifier() {
return this.userSettings.UseTextQualifier;
}
public void setUseTextQualifier(boolean var1) {
this.userSettings.UseTextQualifier = var1;
}
public char getComment() {
return this.userSettings.Comment;
}
public void setComment(char var1) {
this.userSettings.Comment = var1;
}
public boolean getUseComments() {
return this.userSettings.UseComments;
}
public void setUseComments(boolean var1) {
this.userSettings.UseComments = var1;
}
public int getEscapeMode() {
return this.userSettings.EscapeMode;
}
public void setEscapeMode(int var1) throws IllegalArgumentException {
if(var1 != 1 && var1 != 2) {
throw new IllegalArgumentException("Parameter escapeMode must be a valid value.");
} else {
this.userSettings.EscapeMode = var1;
}
}
public boolean getSkipEmptyRecords() {
return this.userSettings.SkipEmptyRecords;
}
public void setSkipEmptyRecords(boolean var1) {
this.userSettings.SkipEmptyRecords = var1;
}
public boolean getSafetySwitch() {
return this.userSettings.SafetySwitch;
}
public void setSafetySwitch(boolean var1) {
this.userSettings.SafetySwitch = var1;
}
public int getColumnCount() {
return this.columnsCount;
}
public long getCurrentRecord() {
return this.currentRecord - 1L;
}
public int getHeaderCount() {
return this.headersHolder.Length;
}
public String[] getHeaders() throws IOException {
this.checkClosed();
if(this.headersHolder.Headers == null) {
return null;
} else {
String[] var1 = new String[this.headersHolder.Length];
System.arraycopy(this.headersHolder.Headers, 0, var1, 0, this.headersHolder.Length);
return var1;
}
}
public void setHeaders(String[] var1) {
this.headersHolder.Headers = var1;
this.headersHolder.IndexByName.clear();
if(var1 != null) {
this.headersHolder.Length = var1.length;
} else {
this.headersHolder.Length = 0;
}
for(int var2 = 0; var2 < this.headersHolder.Length; ++var2) {
this.headersHolder.IndexByName.put(var1[var2], new Integer(var2));
}
}
public String[] getValues() throws IOException {
this.checkClosed();
String[] var1 = new String[this.columnsCount];
System.arraycopy(this.values, 0, var1, 0, this.columnsCount);
return var1;
}
public String get(int var1) throws IOException {
this.checkClosed();
return var1 > -1 && var1 < this.columnsCount?this.values[var1]:"";
}
public String get(String var1) throws IOException {
this.checkClosed();
return this.get(this.getIndex(var1));
}
public static CsvReader parse(String var0) {
if(var0 == null) {
throw new IllegalArgumentException("Parameter data can not be null.");
} else {
return new CsvReader(new StringReader(var0));
}
}
public boolean readRecord() throws IOException {
this.checkClosed();
this.columnsCount = 0;
this.rawBuffer.Position = 0;
this.dataBuffer.LineStart = this.dataBuffer.Position;
this.hasReadNextLine = false;
if(this.hasMoreData) {
while(true) {
if(this.dataBuffer.Position == this.dataBuffer.Count) {
this.checkDataLength();
} else {
this.startedWithQualifier = false;
char var1 = this.dataBuffer.Buffer[this.dataBuffer.Position];
boolean var2;
if(this.userSettings.UseTextQualifier && var1 == this.userSettings.TextQualifier) {
this.lastLetter = var1;
this.startedColumn = true;
this.dataBuffer.ColumnStart = this.dataBuffer.Position + 1;
this.startedWithQualifier = true;
var2 = false;
char var10 = this.userSettings.TextQualifier;
if(this.userSettings.EscapeMode == 2) {
var10 = 92;
}
boolean var11 = false;
boolean var12 = false;
boolean var14 = false;
byte var13 = 1;
int var8 = 0;
char var9 = 0;
++this.dataBuffer.Position;
do {
if(this.dataBuffer.Position == this.dataBuffer.Count) {
this.checkDataLength();
} else {
var1 = this.dataBuffer.Buffer[this.dataBuffer.Position];
if(var11) {
this.dataBuffer.ColumnStart = this.dataBuffer.Position + 1;
if(var1 == this.userSettings.Delimiter) {
this.endColumn();
} else if(!this.useCustomRecordDelimiter && (var1 == 13 || var1 == 10) || this.useCustomRecordDelimiter && var1 == this.userSettings.RecordDelimiter) {
this.endColumn();
this.endRecord();
}
} else if(var14) {
++var8;
switch(var13) {
case 1:
var9 = (char)(var9 * 16);
var9 += hexToDec(var1);
if(var8 == 4) {
var14 = false;
}
break;
case 2:
var9 = (char)(var9 * 8);
var9 += (char)(var1 - 48);
if(var8 == 3) {
var14 = false;
}
break;
case 3:
var9 = (char)(var9 * 10);
var9 += (char)(var1 - 48);
if(var8 == 3) {
var14 = false;
}
break;
case 4:
var9 = (char)(var9 * 16);
var9 += hexToDec(var1);
if(var8 == 2) {
var14 = false;
}
}
if(!var14) {
this.appendLetter(var9);
} else {
this.dataBuffer.ColumnStart = this.dataBuffer.Position + 1;
}
} else if(var1 == this.userSettings.TextQualifier) {
if(var12) {
var12 = false;
var2 = false;
} else {
this.updateCurrentValue();
if(this.userSettings.EscapeMode == 1) {
var12 = true;
}
var2 = true;
}
} else if(this.userSettings.EscapeMode == 2 && var12) {
switch(var1) {
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
var13 = 2;
var14 = true;
var8 = 1;
var9 = (char)(var1 - 48);
this.dataBuffer.ColumnStart = this.dataBuffer.Position + 1;
case '8':
case '9':
case ':':
case ';':
case '<':
case '=':
case '>':
case '?':
case '@':
case 'A':
case 'B':
case 'C':
case 'E':
case 'F':
case 'G':
case 'H':
case 'I':
case 'J':
case 'K':
case 'L':
case 'M':
case 'N':
case 'P':
case 'Q':
case 'R':
case 'S':
case 'T':
case 'V':
case 'W':
case 'Y':
case 'Z':
case '[':
case '\\':
case ']':
case '^':
case '_':
case '`':
case 'c':
case 'g':
case 'h':
case 'i':
case 'j':
case 'k':
case 'l':
case 'm':
case 'p':
case 'q':
case 's':
case 'w':
default:
break;
case 'D':
case 'O':
case 'U':
case 'X':
case 'd':
case 'o':
case 'u':
case 'x':
switch(var1) {
case 'D':
case 'd':
var13 = 3;
break;
case 'O':
case 'o':
var13 = 2;
break;
case 'U':
case 'u':
var13 = 1;
break;
case 'X':
case 'x':
var13 = 4;
}
var14 = true;
var8 = 0;
var9 = 0;
this.dataBuffer.ColumnStart = this.dataBuffer.Position + 1;
break;
case 'a':
this.appendLetter('\u0007');
break;
case 'b':
this.appendLetter('\b');
break;
case 'e':
this.appendLetter('\u001b');
break;
case 'f':
this.appendLetter('\f');
break;
case 'n':
this.appendLetter('\n');
break;
case 'r':
this.appendLetter('\r');
break;
case 't':
this.appendLetter('\t');
break;
case 'v':
this.appendLetter('\u000b');
}
var12 = false;
} else if(var1 == var10) {
this.updateCurrentValue();
var12 = true;
} else if(var2) {
if(var1 == this.userSettings.Delimiter) {
this.endColumn();
} else if((this.useCustomRecordDelimiter || var1 != 13 && var1 != 10) && (!this.useCustomRecordDelimiter || var1 != this.userSettings.RecordDelimiter)) {
this.dataBuffer.ColumnStart = this.dataBuffer.Position + 1;
var11 = true;
} else {
this.endColumn();
this.endRecord();
}
var2 = false;
}
this.lastLetter = var1;
if(this.startedColumn) {
++this.dataBuffer.Position;
if(this.userSettings.SafetySwitch && this.dataBuffer.Position - this.dataBuffer.ColumnStart + this.columnBuffer.Position > 100000) {
this.close();
throw new IOException("Maximum column length of 100,000 exceeded in column " + NumberFormat.getIntegerInstance().format((long)this.columnsCount) + " in record " + NumberFormat.getIntegerInstance().format(this.currentRecord) + ". Set the SafetySwitch property to false" + " if you're expecting column lengths greater than 100,000 characters to" + " avoid this error.");
}
}
}
} while(this.hasMoreData && this.startedColumn);
} else if(var1 == this.userSettings.Delimiter) {
this.lastLetter = var1;
this.endColumn();
} else if(this.useCustomRecordDelimiter && var1 == this.userSettings.RecordDelimiter) {
if(!this.startedColumn && this.columnsCount <= 0 && this.userSettings.SkipEmptyRecords) {
this.dataBuffer.LineStart = this.dataBuffer.Position + 1;
} else {
this.endColumn();
this.endRecord();
}
this.lastLetter = var1;
} else if(this.useCustomRecordDelimiter || var1 != 13 && var1 != 10) {
if(this.userSettings.UseComments && this.columnsCount == 0 && var1 == this.userSettings.Comment) {
this.lastLetter = var1;
this.skipLine();
} else if(this.userSettings.TrimWhitespace && (var1 == 32 || var1 == 9)) {
this.startedColumn = true;
this.dataBuffer.ColumnStart = this.dataBuffer.Position + 1;
} else {
this.startedColumn = true;
this.dataBuffer.ColumnStart = this.dataBuffer.Position;
var2 = false;
boolean var3 = false;
byte var4 = 1;
int var5 = 0;
char var6 = 0;
boolean var7 = true;
do {
if(!var7 && this.dataBuffer.Position == this.dataBuffer.Count) {
this.checkDataLength();
} else {
if(!var7) {
var1 = this.dataBuffer.Buffer[this.dataBuffer.Position];
}
if(!this.userSettings.UseTextQualifier && this.userSettings.EscapeMode == 2 && var1 == 92) {
if(var2) {
var2 = false;
} else {
this.updateCurrentValue();
var2 = true;
}
} else if(var3) {
++var5;
switch(var4) {
case 1:
var6 = (char)(var6 * 16);
var6 += hexToDec(var1);
if(var5 == 4) {
var3 = false;
}
break;
case 2:
var6 = (char)(var6 * 8);
var6 += (char)(var1 - 48);
if(var5 == 3) {
var3 = false;
}
break;
case 3:
var6 = (char)(var6 * 10);
var6 += (char)(var1 - 48);
if(var5 == 3) {
var3 = false;
}
break;
case 4:
var6 = (char)(var6 * 16);
var6 += hexToDec(var1);
if(var5 == 2) {
var3 = false;
}
}
if(!var3) {
this.appendLetter(var6);
} else {
this.dataBuffer.ColumnStart = this.dataBuffer.Position + 1;
}
} else if(this.userSettings.EscapeMode == 2 && var2) {
switch(var1) {
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
var4 = 2;
var3 = true;
var5 = 1;
var6 = (char)(var1 - 48);
this.dataBuffer.ColumnStart = this.dataBuffer.Position + 1;
case '8':
case '9':
case ':':
case ';':
case '<':
case '=':
case '>':
case '?':
case '@':
case 'A':
case 'B':
case 'C':
case 'E':
case 'F':
case 'G':
case 'H':
case 'I':
case 'J':
case 'K':
case 'L':
case 'M':
case 'N':
case 'P':
case 'Q':
case 'R':
case 'S':
case 'T':
case 'V':
case 'W':
case 'Y':
case 'Z':
case '[':
case '\\':
case ']':
case '^':
case '_':
case '`':
case 'c':
case 'g':
case 'h':
case 'i':
case 'j':
case 'k':
case 'l':
case 'm':
case 'p':
case 'q':
case 's':
case 'w':
default:
break;
case 'D':
case 'O':
case 'U':
case 'X':
case 'd':
case 'o':
case 'u':
case 'x':
switch(var1) {
case 'D':
case 'd':
var4 = 3;
break;
case 'O':
case 'o':
var4 = 2;
break;
case 'U':
case 'u':
var4 = 1;
break;
case 'X':
case 'x':
var4 = 4;
}
var3 = true;
var5 = 0;
var6 = 0;
this.dataBuffer.ColumnStart = this.dataBuffer.Position + 1;
break;
case 'a':
this.appendLetter('\u0007');
break;
case 'b':
this.appendLetter('\b');
break;
case 'e':
this.appendLetter('\u001b');
break;
case 'f':
this.appendLetter('\f');
break;
case 'n':
this.appendLetter('\n');
break;
case 'r':
this.appendLetter('\r');
break;
case 't':
this.appendLetter('\t');
break;
case 'v':
this.appendLetter('\u000b');
}
var2 = false;
} else if(var1 == this.userSettings.Delimiter) {
this.endColumn();
} else if(!this.useCustomRecordDelimiter && (var1 == 13 || var1 == 10) || this.useCustomRecordDelimiter && var1 == this.userSettings.RecordDelimiter) {
this.endColumn();
this.endRecord();
}
this.lastLetter = var1;
var7 = false;
if(this.startedColumn) {
++this.dataBuffer.Position;
if(this.userSettings.SafetySwitch && this.dataBuffer.Position - this.dataBuffer.ColumnStart + this.columnBuffer.Position > 100000) {
this.close();
throw new IOException("Maximum column length of 100,000 exceeded in column " + NumberFormat.getIntegerInstance().format((long)this.columnsCount) + " in record " + NumberFormat.getIntegerInstance().format(this.currentRecord) + ". Set the SafetySwitch property to false" + " if you're expecting column lengths greater than 100,000 characters to" + " avoid this error.");
}
}
}
} while(this.hasMoreData && this.startedColumn);
}
} else {
if(!this.startedColumn && this.columnsCount <= 0 && (this.userSettings.SkipEmptyRecords || var1 != 13 && this.lastLetter == 13)) {
this.dataBuffer.LineStart = this.dataBuffer.Position + 1;
} else {
this.endColumn();
this.endRecord();
}
this.lastLetter = var1;
}
if(this.hasMoreData) {
++this.dataBuffer.Position;
}
}
if(!this.hasMoreData || this.hasReadNextLine) {
if(this.startedColumn || this.lastLetter == this.userSettings.Delimiter) {
this.endColumn();
this.endRecord();
}
break;
}
}
}
if(this.userSettings.CaptureRawRecord) {
if(this.hasMoreData) {
if(this.rawBuffer.Position == 0) {
this.rawRecord = new String(this.dataBuffer.Buffer, this.dataBuffer.LineStart, this.dataBuffer.Position - this.dataBuffer.LineStart - 1);
} else {
this.rawRecord = new String(this.rawBuffer.Buffer, 0, this.rawBuffer.Position) + new String(this.dataBuffer.Buffer, this.dataBuffer.LineStart, this.dataBuffer.Position - this.dataBuffer.LineStart - 1);
}
} else {
this.rawRecord = new String(this.rawBuffer.Buffer, 0, this.rawBuffer.Position);
}
} else {
this.rawRecord = "";
}
return this.hasReadNextLine;
}
private void checkDataLength() throws IOException {
if(!this.initialized) {
if(this.fileName != null) {
this.inputStream = new BufferedReader(new InputStreamReader(new FileInputStream(this.fileName), this.charset), 4096);
}
this.charset = null;
this.initialized = true;
}
this.updateCurrentValue();
if(this.userSettings.CaptureRawRecord && this.dataBuffer.Count > 0) {
if(this.rawBuffer.Buffer.length - this.rawBuffer.Position < this.dataBuffer.Count - this.dataBuffer.LineStart) {
int var1 = this.rawBuffer.Buffer.length + Math.max(this.dataBuffer.Count - this.dataBuffer.LineStart, this.rawBuffer.Buffer.length);
char[] var2 = new char[var1];
System.arraycopy(this.rawBuffer.Buffer, 0, var2, 0, this.rawBuffer.Position);
this.rawBuffer.Buffer = var2;
}
System.arraycopy(this.dataBuffer.Buffer, this.dataBuffer.LineStart, this.rawBuffer.Buffer, this.rawBuffer.Position, this.dataBuffer.Count - this.dataBuffer.LineStart);
this.rawBuffer.Position += this.dataBuffer.Count - this.dataBuffer.LineStart;
}
try {
this.dataBuffer.Count = this.inputStream.read(this.dataBuffer.Buffer, 0, this.dataBuffer.Buffer.length);
} catch (IOException var3) {
this.close();
throw var3;
}
if(this.dataBuffer.Count == -1) {
this.hasMoreData = false;
}
this.dataBuffer.Position = 0;
this.dataBuffer.LineStart = 0;
this.dataBuffer.ColumnStart = 0;
}
public boolean readHeaders() throws IOException {
boolean var1 = this.readRecord();
this.headersHolder.Length = this.columnsCount;
this.headersHolder.Headers = new String[this.columnsCount];
for(int var2 = 0; var2 < this.headersHolder.Length; ++var2) {
String var3 = this.get(var2);
this.headersHolder.Headers[var2] = var3;
this.headersHolder.IndexByName.put(var3, new Integer(var2));
}
if(var1) {
--this.currentRecord;
}
this.columnsCount = 0;
return var1;
}
public String getHeader(int var1) throws IOException {
this.checkClosed();
return var1 > -1 && var1 < this.headersHolder.Length?this.headersHolder.Headers[var1]:"";
}
public boolean isQualified(int var1) throws IOException {
this.checkClosed();
return var1 < this.columnsCount && var1 > -1?this.isQualified[var1]:false;
}
private void endColumn() throws IOException {
String var1 = "";
int var2;
if(this.startedColumn) {
if(this.columnBuffer.Position == 0) {
if(this.dataBuffer.ColumnStart < this.dataBuffer.Position) {
var2 = this.dataBuffer.Position - 1;
if(this.userSettings.TrimWhitespace && !this.startedWithQualifier) {
while(var2 >= this.dataBuffer.ColumnStart && (this.dataBuffer.Buffer[var2] == 32 || this.dataBuffer.Buffer[var2] == 9)) {
--var2;
}
}
var1 = new String(this.dataBuffer.Buffer, this.dataBuffer.ColumnStart, var2 - this.dataBuffer.ColumnStart + 1);
}
} else {
this.updateCurrentValue();
var2 = this.columnBuffer.Position - 1;
if(this.userSettings.TrimWhitespace && !this.startedWithQualifier) {
while(var2 >= 0 && (this.columnBuffer.Buffer[var2] == 32 || this.columnBuffer.Buffer[var2] == 32)) {
--var2;
}
}
var1 = new String(this.columnBuffer.Buffer, 0, var2 + 1);
}
}
this.columnBuffer.Position = 0;
this.startedColumn = false;
if(this.columnsCount >= 100000 && this.userSettings.SafetySwitch) {
this.close();
throw new IOException("Maximum column count of 100,000 exceeded in record " + NumberFormat.getIntegerInstance().format(this.currentRecord) + ". Set the SafetySwitch property to false" + " if you're expecting more than 100,000 columns per record to" + " avoid this error.");
} else {
if(this.columnsCount == this.values.length) {
var2 = this.values.length * 2;
String[] var3 = new String[var2];
System.arraycopy(this.values, 0, var3, 0, this.values.length);
this.values = var3;
boolean[] var4 = new boolean[var2];
System.arraycopy(this.isQualified, 0, var4, 0, this.isQualified.length);
this.isQualified = var4;
}
this.values[this.columnsCount] = var1;
this.isQualified[this.columnsCount] = this.startedWithQualifier;
var1 = "";
++this.columnsCount;
}
}
private void appendLetter(char var1) {
if(this.columnBuffer.Position == this.columnBuffer.Buffer.length) {
int var2 = this.columnBuffer.Buffer.length * 2;
char[] var3 = new char[var2];
System.arraycopy(this.columnBuffer.Buffer, 0, var3, 0, this.columnBuffer.Position);
this.columnBuffer.Buffer = var3;
}
this.columnBuffer.Buffer[this.columnBuffer.Position++] = var1;
this.dataBuffer.ColumnStart = this.dataBuffer.Position + 1;
}
private void updateCurrentValue() {
if(this.startedColumn && this.dataBuffer.ColumnStart < this.dataBuffer.Position) {
if(this.columnBuffer.Buffer.length - this.columnBuffer.Position < this.dataBuffer.Position - this.dataBuffer.ColumnStart) {
int var1 = this.columnBuffer.Buffer.length + Math.max(this.dataBuffer.Position - this.dataBuffer.ColumnStart, this.columnBuffer.Buffer.length);
char[] var2 = new char[var1];
System.arraycopy(this.columnBuffer.Buffer, 0, var2, 0, this.columnBuffer.Position);
this.columnBuffer.Buffer = var2;
}
System.arraycopy(this.dataBuffer.Buffer, this.dataBuffer.ColumnStart, this.columnBuffer.Buffer, this.columnBuffer.Position, this.dataBuffer.Position - this.dataBuffer.ColumnStart);
this.columnBuffer.Position += this.dataBuffer.Position - this.dataBuffer.ColumnStart;
}
this.dataBuffer.ColumnStart = this.dataBuffer.Position + 1;
}
private void endRecord() throws IOException {
this.hasReadNextLine = true;
++this.currentRecord;
}
public int getIndex(String var1) throws IOException {
this.checkClosed();
Object var2 = this.headersHolder.IndexByName.get(var1);
return var2 != null?((Integer)var2).intValue():-1;
}
public boolean skipRecord() throws IOException {
this.checkClosed();
boolean var1 = false;
if(this.hasMoreData) {
var1 = this.readRecord();
if(var1) {
--this.currentRecord;
}
}
return var1;
}
public boolean skipLine() throws IOException {
this.checkClosed();
this.columnsCount = 0;
boolean var1 = false;
if(this.hasMoreData) {
boolean var2 = false;
do {
if(this.dataBuffer.Position == this.dataBuffer.Count) {
this.checkDataLength();
} else {
var1 = true;
char var3 = this.dataBuffer.Buffer[this.dataBuffer.Position];
if(var3 == 13 || var3 == 10) {
var2 = true;
}
this.lastLetter = var3;
if(!var2) {
++this.dataBuffer.Position;
}
}
} while(this.hasMoreData && !var2);
this.columnBuffer.Position = 0;
this.dataBuffer.LineStart = this.dataBuffer.Position + 1;
}
this.rawBuffer.Position = 0;
this.rawRecord = "";
return var1;
}
public void close() {
if(!this.closed) {
this.close(true);
this.closed = true;
}
}
private void close(boolean var1) {
if(!this.closed) {
if(var1) {
this.charset = null;
this.headersHolder.Headers = null;
this.headersHolder.IndexByName = null;
this.dataBuffer.Buffer = null;
this.columnBuffer.Buffer = null;
this.rawBuffer.Buffer = null;
}
try {
if(this.initialized) {
this.inputStream.close();
}
} catch (Exception var3) {
;
}
this.inputStream = null;
this.closed = true;
}
}
private void checkClosed() throws IOException {
if(this.closed) {
throw new IOException("This instance of the CsvReader class has already been closed.");
}
}
protected void finalize() {
this.close(false);
}
private static char hexToDec(char var0) {
char var1;
if(var0 >= 97) {
var1 = (char)(var0 - 97 + 10);
} else if(var0 >= 65) {
var1 = (char)(var0 - 65 + 10);
} else {
var1 = (char)(var0 - 48);
}
return var1;
}
private class StaticSettings {
public static final int MAX_BUFFER_SIZE = 1024;
public static final int MAX_FILE_BUFFER_SIZE = 4096;
public static final int INITIAL_COLUMN_COUNT = 10;
public static final int INITIAL_COLUMN_BUFFER_SIZE = 50;
private StaticSettings() {
}
}
private class HeadersHolder {
public String[] Headers = null;
public int Length = 0;
public HashMap IndexByName = new HashMap();
public HeadersHolder() {
}
}
private class UserSettings {
public boolean CaseSensitive = true;
public char TextQualifier = 34;
public boolean TrimWhitespace = true;
public boolean UseTextQualifier = true;
public char Delimiter = 44;
public char RecordDelimiter = 0;
public char Comment = 35;
public boolean UseComments = false;
public int EscapeMode = 1;
public boolean SafetySwitch = true;
public boolean SkipEmptyRecords = true;
public boolean CaptureRawRecord = true;
public UserSettings() {
}
}
private class Letters {
public static final char LF = '\n';
public static final char CR = '\r';
public static final char QUOTE = '"';
public static final char COMMA = ',';
public static final char SPACE = ' ';
public static final char TAB = '\t';
public static final char POUND = '#';
public static final char BACKSLASH = '\\';
public static final char NULL = '\u0000';
public static final char BACKSPACE = '\b';
public static final char FORM_FEED = '\f';
public static final char ESCAPE = '\u001b';
public static final char VERTICAL_TAB = '\u000b';
public static final char ALERT = '\u0007';
private Letters() {
}
}
private class RawRecordBuffer {
public char[] Buffer = new char[500];
public int Position = 0;
public RawRecordBuffer() {
}
}
private class ColumnBuffer {
public char[] Buffer = new char[50];
public int Position = 0;
public ColumnBuffer() {
}
}
private class DataBuffer {
public char[] Buffer = new char[1024];
public int Position = 0;
public int Count = 0;
public int ColumnStart = 0;
public int LineStart = 0;
public DataBuffer() {
}
}
private class ComplexEscape {
private static final int UNICODE = 1;
private static final int OCTAL = 2;
private static final int DECIMAL = 3;
private static final int HEX = 4;
private ComplexEscape() {
}
}
}
