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Fix stream/zip leaks and infinite loop in export path by avinxshKD · Pull Request #1458 · processing/processing4 · GitHub

/ processing4 Public

Fix stream/zip leaks and infinite loop in export path #1458

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Fix stream/zip leaks and infinite loop in export path #1458

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33 changes: 19 additions & 14 deletions java/src/processing/mode/java/JavaBuild.java
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Original file line number Diff line number Diff line change
Expand Up @@ -1216,7 +1216,9 @@ protected void addClasses(ZipOutputStream zos, File dir, String rootPath) throws
ZipEntry entry = new ZipEntry(relativePath);
zos.putNextEntry(entry);
//zos.write(Base.loadBytesRaw(sub));
PApplet.saveStream(zos, new FileInputStream(sub));
try (InputStream fis = new FileInputStream(sub)) {
PApplet.saveStream(zos, fis);
}
zos.closeEntry();
}
}
Expand All @@ -1241,7 +1243,9 @@ protected void addDataFolder(ZipOutputStream zos) throws IOException {
ZipEntry entry = new ZipEntry(path.substring(offset));
zos.putNextEntry(entry);
//zos.write(Base.loadBytesRaw(dataFile));
PApplet.saveStream(zos, new FileInputStream(dataFile));
try (InputStream fis = new FileInputStream(dataFile)) {
PApplet.saveStream(zos, fis);
}
zos.closeEntry();
}
}
Expand All @@ -1266,8 +1270,7 @@ protected void packClassPathIntoZipFile(String path,
// is it a jar file or directory?
if (piece.toLowerCase().endsWith(".jar") ||
piece.toLowerCase().endsWith(".zip")) {
try {
ZipFile file = new ZipFile(piece);
try (ZipFile file = new ZipFile(piece)) {
Enumeration<?> entries = file.entries();
while (entries.hasMoreElements()) {
ZipEntry entry = (ZipEntry) entries.nextElement();
Expand All @@ -1284,22 +1287,22 @@ protected void packClassPathIntoZipFile(String path,

zos.putNextEntry(entree);
byte[] buffer = new byte[(int) entry.getSize()];
InputStream is = file.getInputStream(entry);

int offset = 0;
int remaining = buffer.length;
while (remaining > 0) {
int count = is.read(buffer, offset, remaining);
offset += count;
remaining -= count;
try (InputStream is = file.getInputStream(entry)) {
int offset = 0;
int remaining = buffer.length;
while (remaining > 0) {
int count = is.read(buffer, offset, remaining);
if (count == -1) break;
offset += count;
remaining -= count;
}
}

zos.write(buffer);
zos.flush();
zos.closeEntry();
}
}
file.close();

} catch (IOException e) {
System.err.println("Error in file " + piece);
Expand Down Expand Up @@ -1348,7 +1351,9 @@ static protected void packClassPathIntoZipFileRecursive(File dir,
ZipEntry entry = new ZipEntry(nowfar);
zos.putNextEntry(entry);
//zos.write(Base.loadBytesRaw(sub));
PApplet.saveStream(zos, new FileInputStream(sub));
try (InputStream fis = new FileInputStream(sub)) {
PApplet.saveStream(zos, fis);
}
zos.closeEntry();
}
}
Expand Down
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