48 lines
1.4 KiB
Java
48 lines
1.4 KiB
Java
package de.begerad.fileappender;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.io.BufferedWriter;
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import java.io.File;
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import java.io.FileWriter;
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public class FileAppender {
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public final static Logger LOG = LoggerFactory.getLogger(FileAppender.class);
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/**
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* Append text line to file
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*
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* @param file object representing appending target
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* @param content object representing content to be appended
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*/
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public static void append(File file, String content) {
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LOG.debug("append() started...");
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// default - create and write
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// if file not exists, create and write
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// if file exists, truncate and write
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/*try (FileWriter fw = new FileWriter(file);
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BufferedWriter bw = new BufferedWriter(fw)) {
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bw.write(content);
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bw.newLine();
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}*/
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// append mode
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// if file not exists, create and write
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// if file exists, append to the end of the file
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try (FileWriter fw = new FileWriter(file, true);
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BufferedWriter bw = new BufferedWriter(fw)) {
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bw.write(content);
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bw.newLine(); // add new line, System.lineSeparator()
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} catch (Exception e) {
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LOG.error("ERROR while appending file " + file.getName() + " with content " + content);
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e.printStackTrace();
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}
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LOG.debug("append() done.");
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}
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} |