/**
* Print the data in the given table to this writer. The table is an array of rows, where each row
* is an array of cell values. The size of each row must be the same. The array of column
* alignments indicates how the cell values are to be aligned within the columns. The values must
* be one of the following constants: {@link #ALIGN_LEFT} or {@link #ALIGN_RIGHT}.
*
* @return the text that has been written to this writer
*/
public void printTable(String[][] data, int[] columnAlignments) {
int rowCount, columnCount, padCount;
int[] columnWidths;
rowCount = data.length;
columnCount = data[0].length;
columnWidths = new int[columnCount];
for (int i = 0; i < rowCount; i++) {
for (int j = 0; j < columnCount; j++) {
columnWidths[j] = Math.max(columnWidths[j], data[i][j].length());
}
}
for (int i = 0; i < rowCount; i++) {
for (int j = 0; j < columnCount; j++) {
padCount = columnWidths[j] - data[i][j].length();
if (columnAlignments[j] == ALIGN_RIGHT) {
for (int k = 0; k < padCount; k++) {
print(' ');
}
}
print(data[i][j]);
if (columnAlignments[j] == ALIGN_LEFT) {
for (int k = 0; k < padCount; k++) {
print(' ');
}
}
}
println();
}
}
/**
* Print the given value in a field of the given width. If the length required by the value is
* greater than the field width, then the field width and alignment will be ignored. Otherwise,
* the alignment will be used to determine whether the spaces used to pad the value to the given
* field width will be placed on the left or the right.
*
* @param value the value to be printed
* @param fieldWidth the width of the field in which it is to be printed
* @param alignment the alignment of the value in the field
*/
public void print(String value, int fieldWidth, int alignment) {
int padding;
padding = fieldWidth - value.length();
if (padding > 0) {
if (alignment == ALIGN_LEFT) {
print(value);
for (int i = 0; i < padding; i++) {
print(' ');
}
} else {
for (int i = 0; i < padding; i++) {
print(' ');
}
print(value);
}
} else {
print(value);
}
}
/** Assert that the Eclipse .log file does not exist. */
public static void assertNoLogFile() {
File logFile = getLogFile();
if (logFile.exists()) {
PrintStringWriter writer = new PrintStringWriter();
try {
String contents = FileUtilities.getContents(logFile);
writer.println("Non-empty log file. Log file contents:");
writer.println();
writer.print(contents);
} catch (IOException exception) {
writer.println("Non-empty log file. Could not access contents of log file.");
writer.println();
exception.printStackTrace(writer);
}
Assert.fail(writer.toString());
}
}
/**
* Print the given value the given number of times.
*
* @param count the number of times the value is to be printed
* @param value the value to be written
*/
public void printMultiple(int count, String value) {
for (int i = 0; i < count; i++) {
print(value);
}
}
/**
* Print the given value in a field of the given width. If the length required by the value is
* greater than the field width, then the field width and alignment will be ignored. Otherwise,
* the alignment will be used to determine whether the spaces used to pad the value to the given
* field width will be placed on the left or the right.
*
* @param value the value to be printed
* @param fieldWidth the width of the field in which it is to be printed
* @param alignment the alignment of the value in the field
*/
public void print(int value, int fieldWidth, int alignment) {
print(Integer.toString(value), fieldWidth, alignment);
}
/**
* Assert that the number of errors that have been gathered matches the number of errors that are
* given and that they have the expected error codes. The order in which the errors were gathered
* is ignored.
*
* @param errorCodes the errors that should have been gathered
* @throws AssertionFailedError with
*/
private void fail(AnalysisError[] expectedErrors) {
PrintStringWriter writer = new PrintStringWriter();
writer.print("Expected ");
writer.print(expectedErrors.length);
writer.print(" errors:");
for (AnalysisError error : expectedErrors) {
Source source = error.getSource();
File file = source == null ? null : source.getFile();
LineInfo lineInfo = lineInfoMap.get(source);
writer.println();
if (lineInfo == null) {
int offset = error.getOffset();
writer.printf(
" %s %s (%d..%d)",
file == null ? "" : file.getName(),
error.getErrorCode(),
offset,
offset + error.getLength());
} else {
LineInfo.Location location = lineInfo.getLocation(error.getOffset());
writer.printf(
" %s %s (%d, %d/%d)",
source == null ? "" : source.getFile().getName(),
error.getErrorCode(),
location.getLineNumber(),
location.getColumnNumber(),
error.getLength());
}
}
writer.println();
writer.print("found ");
writer.print(errors.size());
writer.print(" errors:");
for (AnalysisError error : errors) {
Source source = error.getSource();
File file = source == null ? null : source.getFile();
LineInfo lineInfo = lineInfoMap.get(source);
writer.println();
if (lineInfo == null) {
int offset = error.getOffset();
writer.printf(
" %s %s (%d..%d): %s",
file == null ? "" : file.getName(),
error.getErrorCode(),
offset,
offset + error.getLength(),
error.getMessage());
} else {
LineInfo.Location location = lineInfo.getLocation(error.getOffset());
writer.printf(
" %s %s (%d, %d/%d): %s",
source == null ? "" : source.getFile().getName(),
error.getErrorCode(),
location.getLineNumber(),
location.getColumnNumber(),
error.getLength(),
error.getMessage());
}
}
Assert.fail(writer.toString());
}