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logs: read from the very beginning if the file becomes shorter for some reason (IDEA-22497)

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Anna Kozlova
2012-02-03 16:40:30 +04:00
parent 0f63a8b8e4
commit fa52d26293
1 changed files with 19 additions and 1 deletions
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platform/lang-impl/src/com/intellij/diagnostic/logging/LogConsoleBase.java
+19 -1
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@@ -74,6 +74,9 @@ public abstract class LogConsoleBase extends AdditionalTabComponent implements L
private ActionGroup myActions;
private final boolean myBuildInActions;
private LogFilterModel myModel;
private File myFile;
private long myOldLength = 0;
private final List<LogConsoleListener> myListeners = new ArrayList<LogConsoleListener>();
@@ -93,8 +96,13 @@ public abstract class LogConsoleBase extends AdditionalTabComponent implements L
private JPanel myTextFilterWrapper;
public LogConsoleBase(Project project, @Nullable Reader reader, String title, final boolean buildInActions, LogFilterModel model) {
this(project, null, reader, title, buildInActions, model);
}
public LogConsoleBase(Project project, File file, @Nullable Reader reader, String title, final boolean buildInActions, LogFilterModel model) {
super(new BorderLayout());
myProject = project;
myFile = file;
myTitle = title;
myModel = model;
myReaderThread = new ReaderThread(reader);
@@ -107,7 +115,7 @@ public abstract class LogConsoleBase extends AdditionalTabComponent implements L
@SuppressWarnings({"IOResourceOpenedButNotSafelyClosed"})
public LogConsoleBase(Project project, File file, long skippedContents, String title, boolean buildInActions, LogFilterModel model) {
this(project, getReader(file, skippedContents), title, buildInActions, model);
this(project, file, getReader(file, skippedContents), title, buildInActions, model);
}
public LogConsoleBase(Project project, Reader reader, long skippedContents, String title, boolean buildInActions, LogFilterModel model) {
@@ -579,6 +587,16 @@ public abstract class LogConsoleBase extends AdditionalTabComponent implements L
public void run() {
if (myRunning) {
try {
if (myFile != null) {
long length = myFile.length();
if (length < myOldLength) {
myReader.close();
myReader = new BufferedReader(new FileReader(myFile));
}
myOldLength = length;
}
int i = 0;
while (i++ < 1000) {
if (myRunning && myReader != null && myReader.ready()) {