49 lines
1.5 KiB
Java
49 lines
1.5 KiB
Java
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package ex11;
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import java.io.BufferedWriter;
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import java.io.IOException;
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import java.io.OutputStream;
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import java.io.OutputStreamWriter;
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import java.util.stream.Collectors;
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import java.util.stream.Stream;
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public class CallInfoCSVWriter {
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private static final String[] headerLines = new String[]{
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"CallerMethodFQIN",
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"CallerBCI",
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"invoketype",
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"CalleeMethodFQIN",
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"CallTargetFQIN",
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"#invokes"
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};
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private final BufferedWriter outFile;
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public CallInfoCSVWriter(final OutputStream outFile) throws IOException {
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this.outFile = new BufferedWriter(new OutputStreamWriter(outFile));
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writeLine(headerLines);
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}
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private static String escapeSpecialCharacters(final String data) {
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final String escapedData = data.replaceAll("\\R", " ");
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if (data.contains(",") || data.contains("\"") || data.contains("'")) {
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return "\"%s\"".formatted(data.replace("\"", "\"\""));
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} else {
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return escapedData;
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}
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}
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private void writeLine(final String... data) throws IOException {
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final String line = Stream.of(data)
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.map(CallInfoCSVWriter::escapeSpecialCharacters)
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.collect(Collectors.joining(","));
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outFile.write(line + "\n");
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}
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public void write(final CallInfo ci, long invokes) throws IOException {
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writeLine(ci.caller(), Long.toString(ci.index()), ci.invokeType(), ci.callee(), ci.callTarget(),
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Long.toString(invokes));
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}
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}
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