Java Code Examples for java.util.jar.JarEntry#setMethod()
The following examples show how to use
java.util.jar.JarEntry#setMethod() .
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Example 1
| Source File: JarWriter4.java From Eclipse-Postfix-Code-Completion with Eclipse Public License 1.0 | 6 votes |
|
public void addZipEntry(ZipEntry zipEntry, ZipFile zipFile, String path) throws IOException {
if (fJarPackage.areDirectoryEntriesIncluded())
addDirectories(path);
JarEntry newEntry= new JarEntry(path.replace(File.separatorChar, '/'));
if (fJarPackage.isCompressed())
newEntry.setMethod(ZipEntry.DEFLATED);
// Entry is filled automatically.
else {
newEntry.setMethod(ZipEntry.STORED);
newEntry.setSize(zipEntry.getSize());
newEntry.setCrc(zipEntry.getCrc());
}
long lastModified= System.currentTimeMillis();
// Set modification time
newEntry.setTime(lastModified);
addEntry(newEntry, zipFile.getInputStream(zipEntry));
}
Example 2
| Source File: JarWriter4.java From Eclipse-Postfix-Code-Completion with Eclipse Public License 1.0 | 6 votes |
|
public void addZipEntryStream(ZipEntry zipEntry, InputStream is, String path) throws IOException {
if (fJarPackage.areDirectoryEntriesIncluded())
addDirectories(path);
JarEntry newEntry= new JarEntry(path.replace(File.separatorChar, '/'));
if (fJarPackage.isCompressed())
newEntry.setMethod(ZipEntry.DEFLATED);
// Entry is filled automatically.
else {
newEntry.setMethod(ZipEntry.STORED);
newEntry.setSize(zipEntry.getSize());
newEntry.setCrc(zipEntry.getCrc());
}
long lastModified= System.currentTimeMillis();
// Set modification time
newEntry.setTime(lastModified);
addEntry(newEntry, is);
}
Example 3
| Source File: JarWriter3.java From Eclipse-Postfix-Code-Completion with Eclipse Public License 1.0 | 6 votes |
|
/**
* Creates the directory entries for the given path and writes it to the current archive.
*
* @param destPath the path to add
*
* @throws IOException if an I/O error has occurred
* @since 3.5
*/
protected void addDirectories(String destPath) throws IOException {
String path= destPath.replace(File.separatorChar, '/');
int lastSlash= path.lastIndexOf('/');
List<JarEntry> directories= new ArrayList<JarEntry>(2);
while (lastSlash != -1) {
path= path.substring(0, lastSlash + 1);
if (!fDirectories.add(path))
break;
JarEntry newEntry= new JarEntry(path);
newEntry.setMethod(ZipEntry.STORED);
newEntry.setSize(0);
newEntry.setCrc(0);
newEntry.setTime(System.currentTimeMillis());
directories.add(newEntry);
lastSlash= path.lastIndexOf('/', lastSlash - 1);
}
for (int i= directories.size() - 1; i >= 0; --i) {
fJarOutputStream.putNextEntry(directories.get(i));
}
}
Example 4
| Source File: Jar.java From helidon-build-tools with Apache License 2.0 | 6 votes |
|
private static JarEntry newJarEntry(Entry entry) {
final JarEntry result = new JarEntry(entry.getName());
if (result.getCreationTime() != null) {
result.setCreationTime(entry.getCreationTime());
}
if (result.getLastModifiedTime() != null) {
result.setLastModifiedTime(entry.getLastModifiedTime());
}
if (entry.getExtra() != null) {
result.setExtra(entry.getExtra());
}
if (result.getComment() != null) {
result.setComment(entry.getComment());
}
if (!entry.isDirectory()) {
final int method = entry.getMethod();
if (method == JarEntry.STORED || method == ZipEntry.DEFLATED) {
result.setMethod(method);
}
}
return result;
}
Example 5
| Source File: JarWriter3.java From Eclipse-Postfix-Code-Completion with Eclipse Public License 1.0 | 5 votes |
|
/**
* Creates the directory entries for the given path and writes it to the
* current archive.
*
* @param resource
* the resource for which the parent directories are to be added
* @param destinationPath
* the path to add
*
* @throws IOException
* if an I/O error has occurred
* @throws CoreException
* if accessing the resource failes
*/
protected void addDirectories(IResource resource, IPath destinationPath) throws IOException, CoreException {
IContainer parent= null;
String path= destinationPath.toString().replace(File.separatorChar, '/');
int lastSlash= path.lastIndexOf('/');
List<JarEntry> directories= new ArrayList<JarEntry>(2);
while (lastSlash != -1) {
path= path.substring(0, lastSlash + 1);
if (!fDirectories.add(path))
break;
parent= resource.getParent();
long timeStamp= System.currentTimeMillis();
URI location= parent.getLocationURI();
if (location != null) {
IFileInfo info= EFS.getStore(location).fetchInfo();
if (info.exists())
timeStamp= info.getLastModified();
}
JarEntry newEntry= new JarEntry(path);
newEntry.setMethod(ZipEntry.STORED);
newEntry.setSize(0);
newEntry.setCrc(0);
newEntry.setTime(timeStamp);
directories.add(newEntry);
lastSlash= path.lastIndexOf('/', lastSlash - 1);
}
for (int i= directories.size() - 1; i >= 0; --i) {
fJarOutputStream.putNextEntry(directories.get(i));
}
}
Example 6
| Source File: JarWriter.java From Eclipse-Postfix-Code-Completion with Eclipse Public License 1.0 | 5 votes |
|
/**
* Add the directory entries for the given path to the jar.
*
* @param destinationPath the path to add
* @param correspondingFile the corresponding file in the file system
* or <code>null</code> if it doesn't exist
* @throws IOException if an I/O error has occurred
*/
private void addDirectories(IPath destinationPath, File correspondingFile) throws IOException {
String path= destinationPath.toString().replace(File.separatorChar, '/');
int lastSlash= path.lastIndexOf('/');
List<JarEntry> directories= new ArrayList<JarEntry>(2);
while(lastSlash != -1) {
path= path.substring(0, lastSlash + 1);
if (!fDirectories.add(path))
break;
if (correspondingFile != null)
correspondingFile= correspondingFile.getParentFile();
long timeStamp= correspondingFile != null && correspondingFile.exists()
? correspondingFile.lastModified()
: System.currentTimeMillis();
JarEntry newEntry= new JarEntry(path);
newEntry.setMethod(ZipEntry.STORED);
newEntry.setSize(0);
newEntry.setCrc(0);
newEntry.setTime(timeStamp);
directories.add(newEntry);
lastSlash= path.lastIndexOf('/', lastSlash - 1);
}
for(int i= directories.size() - 1; i >= 0; --i) {
fJarOutputStream.putNextEntry(directories.get(i));
}
}
Example 7
| Source File: ZipTest.java From turbine with Apache License 2.0 | 5 votes |
|
private static void createEntry(ZipOutputStream jos, String name, byte[] bytes)
throws IOException {
JarEntry je = new JarEntry(name);
je.setMethod(JarEntry.STORED);
je.setSize(bytes.length);
je.setCrc(Hashing.crc32().hashBytes(bytes).padToLong());
jos.putNextEntry(je);
jos.write(bytes);
}
Example 8
| Source File: JarWriter3.java From Eclipse-Postfix-Code-Completion with Eclipse Public License 1.0 | 5 votes |
|
/**
* Creates a new JarEntry with the passed path and contents, and writes it
* to the current archive.
*
* @param resource the file to write
* @param path the path inside the archive
*
* @throws IOException if an I/O error has occurred
* @throws CoreException if the resource can-t be accessed
*/
protected void addFile(IFile resource, IPath path) throws IOException, CoreException {
JarEntry newEntry= new JarEntry(path.toString().replace(File.separatorChar, '/'));
byte[] readBuffer= new byte[4096];
if (fJarPackage.isCompressed())
newEntry.setMethod(ZipEntry.DEFLATED);
// Entry is filled automatically.
else {
newEntry.setMethod(ZipEntry.STORED);
JarPackagerUtil.calculateCrcAndSize(newEntry, resource.getContents(false), readBuffer);
}
long lastModified= System.currentTimeMillis();
URI locationURI= resource.getLocationURI();
if (locationURI != null) {
IFileInfo info= EFS.getStore(locationURI).fetchInfo();
if (info.exists())
lastModified= info.getLastModified();
}
// Set modification time
newEntry.setTime(lastModified);
InputStream contentStream = resource.getContents(false);
addEntry(newEntry, contentStream);
}
Example 9
| Source File: Main.java From turbine with Apache License 2.0 | 5 votes |
|
private static void addEntry(JarOutputStream jos, String name, byte[] bytes) throws IOException {
JarEntry je = new JarEntry(name);
// TODO(cushon): switch to setLocalTime after we migrate to JDK 9
je.setTime(DEFAULT_TIMESTAMP);
je.setMethod(ZipEntry.STORED);
je.setSize(bytes.length);
je.setCrc(Hashing.crc32().hashBytes(bytes).padToLong());
jos.putNextEntry(je);
jos.write(bytes);
}
Example 10
| Source File: ApplicationBundler.java From twill with Apache License 2.0 | 5 votes |
|
/**
* Saves a class entry to the jar output.
*/
private void saveEntry(String entry, URL url, Set<String> entries, JarOutputStream jarOut, boolean compress) {
if (!entries.add(entry)) {
return;
}
LOG.trace("adding bundle entry " + entry);
try {
JarEntry jarEntry = new JarEntry(entry);
try (InputStream is = url.openStream()) {
if (compress) {
jarOut.putNextEntry(jarEntry);
ByteStreams.copy(is, jarOut);
} else {
crc32.reset();
TransferByteOutputStream os = new TransferByteOutputStream();
CheckedOutputStream checkedOut = new CheckedOutputStream(os, crc32);
ByteStreams.copy(is, checkedOut);
checkedOut.close();
long size = os.size();
jarEntry.setMethod(JarEntry.STORED);
jarEntry.setSize(size);
jarEntry.setCrc(checkedOut.getChecksum().getValue());
jarOut.putNextEntry(jarEntry);
os.transfer(jarOut);
}
}
jarOut.closeEntry();
} catch (Exception e) {
throw Throwables.propagate(e);
}
}
Example 11
| Source File: UnpackerImpl.java From openjdk-jdk8u with GNU General Public License v2.0 | 4 votes |
|
private void unpackSegment(InputStream in, JarOutputStream out) throws IOException {
props.setProperty(java.util.jar.Pack200.Unpacker.PROGRESS,"0");
// Process the output directory or jar output.
new PackageReader(pkg, in).read();
if (props.getBoolean("unpack.strip.debug")) pkg.stripAttributeKind("Debug");
if (props.getBoolean("unpack.strip.compile")) pkg.stripAttributeKind("Compile");
props.setProperty(java.util.jar.Pack200.Unpacker.PROGRESS,"50");
pkg.ensureAllClassFiles();
// Now write out the files.
Set<Package.Class> classesToWrite = new HashSet<>(pkg.getClasses());
for (Package.File file : pkg.getFiles()) {
String name = file.nameString;
JarEntry je = new JarEntry(Utils.getJarEntryName(name));
boolean deflate;
deflate = (keepDeflateHint)
? (((file.options & Constants.FO_DEFLATE_HINT) != 0) ||
((pkg.default_options & Constants.AO_DEFLATE_HINT) != 0))
: deflateHint;
boolean needCRC = !deflate; // STORE mode requires CRC
if (needCRC) crc.reset();
bufOut.reset();
if (file.isClassStub()) {
Package.Class cls = file.getStubClass();
assert(cls != null);
new ClassWriter(cls, needCRC ? crcOut : bufOut).write();
classesToWrite.remove(cls); // for an error check
} else {
// collect data & maybe CRC
file.writeTo(needCRC ? crcOut : bufOut);
}
je.setMethod(deflate ? JarEntry.DEFLATED : JarEntry.STORED);
if (needCRC) {
if (verbose > 0)
Utils.log.info("stored size="+bufOut.size()+" and crc="+crc.getValue());
je.setMethod(JarEntry.STORED);
je.setSize(bufOut.size());
je.setCrc(crc.getValue());
}
if (keepModtime) {
je.setTime(file.modtime);
// Convert back to milliseconds
je.setTime((long)file.modtime * 1000);
} else {
je.setTime((long)modtime * 1000);
}
out.putNextEntry(je);
bufOut.writeTo(out);
out.closeEntry();
if (verbose > 0)
Utils.log.info("Writing "+Utils.zeString((ZipEntry)je));
}
assert(classesToWrite.isEmpty());
props.setProperty(java.util.jar.Pack200.Unpacker.PROGRESS,"100");
pkg.reset(); // reset for the next segment, if any
}
Example 12
| Source File: LargeJarEntry.java From openjdk-jdk8u with GNU General Public License v2.0 | 4 votes |
|
public static void main(String[] args) throws Exception {
String srcDir = System.getProperty("test.src", ".");
String keystore = srcDir + "/JarSigning.keystore";
String jarName = "largeJarEntry.jar";
// Set java.io.tmpdir to the current working dir (see 6474350)
System.setProperty("java.io.tmpdir", System.getProperty("user.dir"));
// first, create jar file with 8M uncompressed entry
// note, we set the max heap size to 8M in @run tag above
byte[] bytes = new byte[1000000];
CRC32 crc = new CRC32();
for (int i=0; i<8; i++) {
crc.update(bytes);
}
JarEntry je = new JarEntry("large");
je.setSize(8000000l);
je.setMethod(JarEntry.STORED);
je.setCrc(crc.getValue());
File file = new File(jarName);
FileOutputStream os = new FileOutputStream(file);
JarOutputStream jos = new JarOutputStream(os);
jos.setMethod(JarEntry.STORED);
jos.putNextEntry(je);
for (int i=0; i<8; i++) {
jos.write(bytes, 0, bytes.length);
}
jos.close();
String[] jsArgs = { "-keystore", keystore, "-storepass", "bbbbbb",
jarName, "b" };
// now, try to sign it
try {
sun.security.tools.jarsigner.Main.main(jsArgs);
} catch (OutOfMemoryError err) {
throw new Exception("Test failed with OutOfMemoryError", err);
} finally {
// remove jar file
file.delete();
}
}
Example 13
| Source File: UnpackerImpl.java From dragonwell8_jdk with GNU General Public License v2.0 | 4 votes |
|
private void unpackSegment(InputStream in, JarOutputStream out) throws IOException {
props.setProperty(java.util.jar.Pack200.Unpacker.PROGRESS,"0");
// Process the output directory or jar output.
new PackageReader(pkg, in).read();
if (props.getBoolean("unpack.strip.debug")) pkg.stripAttributeKind("Debug");
if (props.getBoolean("unpack.strip.compile")) pkg.stripAttributeKind("Compile");
props.setProperty(java.util.jar.Pack200.Unpacker.PROGRESS,"50");
pkg.ensureAllClassFiles();
// Now write out the files.
Set<Package.Class> classesToWrite = new HashSet<>(pkg.getClasses());
for (Package.File file : pkg.getFiles()) {
String name = file.nameString;
JarEntry je = new JarEntry(Utils.getJarEntryName(name));
boolean deflate;
deflate = (keepDeflateHint)
? (((file.options & Constants.FO_DEFLATE_HINT) != 0) ||
((pkg.default_options & Constants.AO_DEFLATE_HINT) != 0))
: deflateHint;
boolean needCRC = !deflate; // STORE mode requires CRC
if (needCRC) crc.reset();
bufOut.reset();
if (file.isClassStub()) {
Package.Class cls = file.getStubClass();
assert(cls != null);
new ClassWriter(cls, needCRC ? crcOut : bufOut).write();
classesToWrite.remove(cls); // for an error check
} else {
// collect data & maybe CRC
file.writeTo(needCRC ? crcOut : bufOut);
}
je.setMethod(deflate ? JarEntry.DEFLATED : JarEntry.STORED);
if (needCRC) {
if (verbose > 0)
Utils.log.info("stored size="+bufOut.size()+" and crc="+crc.getValue());
je.setMethod(JarEntry.STORED);
je.setSize(bufOut.size());
je.setCrc(crc.getValue());
}
if (keepModtime) {
je.setTime(file.modtime);
// Convert back to milliseconds
je.setTime((long)file.modtime * 1000);
} else {
je.setTime((long)modtime * 1000);
}
out.putNextEntry(je);
bufOut.writeTo(out);
out.closeEntry();
if (verbose > 0)
Utils.log.info("Writing "+Utils.zeString((ZipEntry)je));
}
assert(classesToWrite.isEmpty());
props.setProperty(java.util.jar.Pack200.Unpacker.PROGRESS,"100");
pkg.reset(); // reset for the next segment, if any
}
Example 14
| Source File: UnpackerImpl.java From openjdk-jdk8u-backup with GNU General Public License v2.0 | 4 votes |
|
private void unpackSegment(InputStream in, JarOutputStream out) throws IOException {
props.setProperty(java.util.jar.Pack200.Unpacker.PROGRESS,"0");
// Process the output directory or jar output.
new PackageReader(pkg, in).read();
if (props.getBoolean("unpack.strip.debug")) pkg.stripAttributeKind("Debug");
if (props.getBoolean("unpack.strip.compile")) pkg.stripAttributeKind("Compile");
props.setProperty(java.util.jar.Pack200.Unpacker.PROGRESS,"50");
pkg.ensureAllClassFiles();
// Now write out the files.
Set<Package.Class> classesToWrite = new HashSet<>(pkg.getClasses());
for (Package.File file : pkg.getFiles()) {
String name = file.nameString;
JarEntry je = new JarEntry(Utils.getJarEntryName(name));
boolean deflate;
deflate = (keepDeflateHint)
? (((file.options & Constants.FO_DEFLATE_HINT) != 0) ||
((pkg.default_options & Constants.AO_DEFLATE_HINT) != 0))
: deflateHint;
boolean needCRC = !deflate; // STORE mode requires CRC
if (needCRC) crc.reset();
bufOut.reset();
if (file.isClassStub()) {
Package.Class cls = file.getStubClass();
assert(cls != null);
new ClassWriter(cls, needCRC ? crcOut : bufOut).write();
classesToWrite.remove(cls); // for an error check
} else {
// collect data & maybe CRC
file.writeTo(needCRC ? crcOut : bufOut);
}
je.setMethod(deflate ? JarEntry.DEFLATED : JarEntry.STORED);
if (needCRC) {
if (verbose > 0)
Utils.log.info("stored size="+bufOut.size()+" and crc="+crc.getValue());
je.setMethod(JarEntry.STORED);
je.setSize(bufOut.size());
je.setCrc(crc.getValue());
}
if (keepModtime) {
je.setTime(file.modtime);
// Convert back to milliseconds
je.setTime((long)file.modtime * 1000);
} else {
je.setTime((long)modtime * 1000);
}
out.putNextEntry(je);
bufOut.writeTo(out);
out.closeEntry();
if (verbose > 0)
Utils.log.info("Writing "+Utils.zeString((ZipEntry)je));
}
assert(classesToWrite.isEmpty());
props.setProperty(java.util.jar.Pack200.Unpacker.PROGRESS,"100");
pkg.reset(); // reset for the next segment, if any
}
Example 15
| Source File: LargeJarEntry.java From jdk8u-jdk with GNU General Public License v2.0 | 4 votes |
|
public static void main(String[] args) throws Exception {
String srcDir = System.getProperty("test.src", ".");
String keystore = srcDir + "/JarSigning.keystore";
String jarName = "largeJarEntry.jar";
// Set java.io.tmpdir to the current working dir (see 6474350)
System.setProperty("java.io.tmpdir", System.getProperty("user.dir"));
// first, create jar file with 8M uncompressed entry
// note, we set the max heap size to 8M in @run tag above
byte[] bytes = new byte[1000000];
CRC32 crc = new CRC32();
for (int i=0; i<8; i++) {
crc.update(bytes);
}
JarEntry je = new JarEntry("large");
je.setSize(8000000l);
je.setMethod(JarEntry.STORED);
je.setCrc(crc.getValue());
File file = new File(jarName);
FileOutputStream os = new FileOutputStream(file);
JarOutputStream jos = new JarOutputStream(os);
jos.setMethod(JarEntry.STORED);
jos.putNextEntry(je);
for (int i=0; i<8; i++) {
jos.write(bytes, 0, bytes.length);
}
jos.close();
String[] jsArgs = { "-keystore", keystore, "-storepass", "bbbbbb",
jarName, "b" };
// now, try to sign it
try {
sun.security.tools.jarsigner.Main.main(jsArgs);
} catch (OutOfMemoryError err) {
throw new Exception("Test failed with OutOfMemoryError", err);
} finally {
// remove jar file
file.delete();
}
}
Example 16
| Source File: LargeJarEntry.java From jdk8u60 with GNU General Public License v2.0 | 4 votes |
|
public static void main(String[] args) throws Exception {
String srcDir = System.getProperty("test.src", ".");
String keystore = srcDir + "/JarSigning.keystore";
String jarName = "largeJarEntry.jar";
// Set java.io.tmpdir to the current working dir (see 6474350)
System.setProperty("java.io.tmpdir", System.getProperty("user.dir"));
// first, create jar file with 8M uncompressed entry
// note, we set the max heap size to 8M in @run tag above
byte[] bytes = new byte[1000000];
CRC32 crc = new CRC32();
for (int i=0; i<8; i++) {
crc.update(bytes);
}
JarEntry je = new JarEntry("large");
je.setSize(8000000l);
je.setMethod(JarEntry.STORED);
je.setCrc(crc.getValue());
File file = new File(jarName);
FileOutputStream os = new FileOutputStream(file);
JarOutputStream jos = new JarOutputStream(os);
jos.setMethod(JarEntry.STORED);
jos.putNextEntry(je);
for (int i=0; i<8; i++) {
jos.write(bytes, 0, bytes.length);
}
jos.close();
String[] jsArgs = { "-keystore", keystore, "-storepass", "bbbbbb",
jarName, "b" };
// now, try to sign it
try {
sun.security.tools.jarsigner.Main.main(jsArgs);
} catch (OutOfMemoryError err) {
throw new Exception("Test failed with OutOfMemoryError", err);
} finally {
// remove jar file
file.delete();
}
}
Example 17
| Source File: LargeJarEntry.java From TencentKona-8 with GNU General Public License v2.0 | 4 votes |
|
public static void main(String[] args) throws Exception {
String srcDir = System.getProperty("test.src", ".");
String keystore = srcDir + "/JarSigning.keystore";
String jarName = "largeJarEntry.jar";
// Set java.io.tmpdir to the current working dir (see 6474350)
System.setProperty("java.io.tmpdir", System.getProperty("user.dir"));
// first, create jar file with 8M uncompressed entry
// note, we set the max heap size to 8M in @run tag above
byte[] bytes = new byte[1000000];
CRC32 crc = new CRC32();
for (int i=0; i<8; i++) {
crc.update(bytes);
}
JarEntry je = new JarEntry("large");
je.setSize(8000000l);
je.setMethod(JarEntry.STORED);
je.setCrc(crc.getValue());
File file = new File(jarName);
FileOutputStream os = new FileOutputStream(file);
JarOutputStream jos = new JarOutputStream(os);
jos.setMethod(JarEntry.STORED);
jos.putNextEntry(je);
for (int i=0; i<8; i++) {
jos.write(bytes, 0, bytes.length);
}
jos.close();
String[] jsArgs = { "-keystore", keystore, "-storepass", "bbbbbb",
jarName, "b" };
// now, try to sign it
try {
sun.security.tools.jarsigner.Main.main(jsArgs);
} catch (OutOfMemoryError err) {
throw new Exception("Test failed with OutOfMemoryError", err);
} finally {
// remove jar file
file.delete();
}
}
Example 18
| Source File: JarHelper.java From bazel with Apache License 2.0 | 4 votes |
|
/**
* Copies file or directory entries from the file system into the jar. Directory entries will be
* detected and their names automatically '/' suffixed.
*/
protected void copyEntry(JarOutputStream out, String name, Path path) throws IOException {
if (!names.contains(name)) {
if (!Files.exists(path)) {
throw new FileNotFoundException(path.toAbsolutePath() + " (No such file or directory)");
}
boolean isDirectory = Files.isDirectory(path);
if (isDirectory && !name.endsWith("/")) {
name = name + '/'; // always normalize directory names before checking set
}
if (names.add(name)) {
if (verbose) {
System.err.println("adding " + path);
}
// Create a new entry
long size = isDirectory ? 0 : Files.size(path);
JarEntry outEntry = new JarEntry(name);
long newtime =
normalize ? normalizedTimestamp(name) : Files.getLastModifiedTime(path).toMillis();
outEntry.setTime(newtime);
outEntry.setSize(size);
if (size == 0L) {
outEntry.setMethod(JarEntry.STORED);
outEntry.setCrc(0);
out.putNextEntry(outEntry);
} else {
outEntry.setMethod(storageMethod);
if (storageMethod == JarEntry.STORED) {
// ZipFile requires us to calculate the CRC-32 for any STORED entry.
// It would be nicer to do this via DigestInputStream, but
// the architecture of ZipOutputStream requires us to know the CRC-32
// before we write the data to the stream.
byte[] bytes = Files.readAllBytes(path);
CRC32 crc = new CRC32();
crc.update(bytes);
outEntry.setCrc(crc.getValue());
out.putNextEntry(outEntry);
out.write(bytes);
} else {
out.putNextEntry(outEntry);
Files.copy(path, out);
}
}
out.closeEntry();
}
}
}
Example 19
| Source File: LargeJarEntry.java From hottub with GNU General Public License v2.0 | 4 votes |
|
public static void main(String[] args) throws Exception {
String srcDir = System.getProperty("test.src", ".");
String keystore = srcDir + "/JarSigning.keystore";
String jarName = "largeJarEntry.jar";
// Set java.io.tmpdir to the current working dir (see 6474350)
System.setProperty("java.io.tmpdir", System.getProperty("user.dir"));
// first, create jar file with 8M uncompressed entry
// note, we set the max heap size to 8M in @run tag above
byte[] bytes = new byte[1000000];
CRC32 crc = new CRC32();
for (int i=0; i<8; i++) {
crc.update(bytes);
}
JarEntry je = new JarEntry("large");
je.setSize(8000000l);
je.setMethod(JarEntry.STORED);
je.setCrc(crc.getValue());
File file = new File(jarName);
FileOutputStream os = new FileOutputStream(file);
JarOutputStream jos = new JarOutputStream(os);
jos.setMethod(JarEntry.STORED);
jos.putNextEntry(je);
for (int i=0; i<8; i++) {
jos.write(bytes, 0, bytes.length);
}
jos.close();
String[] jsArgs = { "-keystore", keystore, "-storepass", "bbbbbb",
jarName, "b" };
// now, try to sign it
try {
sun.security.tools.jarsigner.Main.main(jsArgs);
} catch (OutOfMemoryError err) {
throw new Exception("Test failed with OutOfMemoryError", err);
} finally {
// remove jar file
file.delete();
}
}
Example 20
| Source File: LargeJarEntry.java From dragonwell8_jdk with GNU General Public License v2.0 | 4 votes |
|
public static void main(String[] args) throws Exception {
String srcDir = System.getProperty("test.src", ".");
String keystore = srcDir + "/JarSigning.keystore";
String jarName = "largeJarEntry.jar";
// Set java.io.tmpdir to the current working dir (see 6474350)
System.setProperty("java.io.tmpdir", System.getProperty("user.dir"));
// first, create jar file with 8M uncompressed entry
// note, we set the max heap size to 8M in @run tag above
byte[] bytes = new byte[1000000];
CRC32 crc = new CRC32();
for (int i=0; i<8; i++) {
crc.update(bytes);
}
JarEntry je = new JarEntry("large");
je.setSize(8000000l);
je.setMethod(JarEntry.STORED);
je.setCrc(crc.getValue());
File file = new File(jarName);
FileOutputStream os = new FileOutputStream(file);
JarOutputStream jos = new JarOutputStream(os);
jos.setMethod(JarEntry.STORED);
jos.putNextEntry(je);
for (int i=0; i<8; i++) {
jos.write(bytes, 0, bytes.length);
}
jos.close();
String[] jsArgs = { "-keystore", keystore, "-storepass", "bbbbbb",
jarName, "b" };
// now, try to sign it
try {
sun.security.tools.jarsigner.Main.main(jsArgs);
} catch (OutOfMemoryError err) {
throw new Exception("Test failed with OutOfMemoryError", err);
} finally {
// remove jar file
file.delete();
}
}
