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  3. org.springframework.boot.loader.data.RandomAccessData

Java 类org.springframework.boot.loader.data.RandomAccessData 实例源码

项目：https-github.com-g0t4-jenkins2-course-spring-boot    文件：JarFile.java    
private CentralDirectoryVisitor centralDirectoryVisitor() {
    return new CentralDirectoryVisitor() {

        @Override
        public void visitStart(CentralDirectoryEndRecord endRecord,
                RandomAccessData centralDirectoryData) {
        }

        @Override
        public void visitFileHeader(CentralDirectoryFileHeader fileHeader,
                int dataOffset) {
            AsciiBytes name = fileHeader.getName();
            if (name.startsWith(META_INF)
                    && name.endsWith(SIGNATURE_FILE_EXTENSION)) {
                JarFile.this.signed = true;
            }
        }

        @Override
        public void visitEnd() {
        }

    };
}
项目：https-github.com-g0t4-jenkins2-course-spring-boot    文件：CentralDirectoryEndRecord.java    
/**
 * Create a new {@link CentralDirectoryEndRecord} instance from the specified
 * {@link RandomAccessData}, searching backwards from the end until a valid block is
 * located.
 * @param data the source data
 * @throws IOException in case of I/O errors
 */
CentralDirectoryEndRecord(RandomAccessData data) throws IOException {
    this.block = createBlockFromEndOfData(data, READ_BLOCK_SIZE);
    this.size = MINIMUM_SIZE;
    this.offset = this.block.length - this.size;
    while (!isValid()) {
        this.size++;
        if (this.size > this.block.length) {
            if (this.size >= MAXIMUM_SIZE || this.size > data.getSize()) {
                throw new IOException("Unable to find ZIP central directory "
                        + "records after reading " + this.size + " bytes");
            }
            this.block = createBlockFromEndOfData(data, this.size + READ_BLOCK_SIZE);
        }
        this.offset = this.block.length - this.size;
    }
}
项目：spring-boot-concourse    文件：JarFile.java    
private CentralDirectoryVisitor centralDirectoryVisitor() {
    return new CentralDirectoryVisitor() {

        @Override
        public void visitStart(CentralDirectoryEndRecord endRecord,
                RandomAccessData centralDirectoryData) {
        }

        @Override
        public void visitFileHeader(CentralDirectoryFileHeader fileHeader,
                int dataOffset) {
            AsciiBytes name = fileHeader.getName();
            if (name.startsWith(META_INF)
                    && name.endsWith(SIGNATURE_FILE_EXTENSION)) {
                JarFile.this.signed = true;
            }
        }

        @Override
        public void visitEnd() {
        }

    };
}
项目：spring-boot-concourse    文件：CentralDirectoryEndRecord.java    
/**
 * Create a new {@link CentralDirectoryEndRecord} instance from the specified
 * {@link RandomAccessData}, searching backwards from the end until a valid block is
 * located.
 * @param data the source data
 * @throws IOException in case of I/O errors
 */
CentralDirectoryEndRecord(RandomAccessData data) throws IOException {
    this.block = createBlockFromEndOfData(data, READ_BLOCK_SIZE);
    this.size = MINIMUM_SIZE;
    this.offset = this.block.length - this.size;
    while (!isValid()) {
        this.size++;
        if (this.size > this.block.length) {
            if (this.size >= MAXIMUM_SIZE || this.size > data.getSize()) {
                throw new IOException("Unable to find ZIP central directory "
                        + "records after reading " + this.size + " bytes");
            }
            this.block = createBlockFromEndOfData(data, this.size + READ_BLOCK_SIZE);
        }
        this.offset = this.block.length - this.size;
    }
}
项目：contestparser    文件：JarEntryData.java    
/**
 * Return the underlying {@link RandomAccessData} for this entry. Generally this
 * method should not be called directly and instead data should be accessed via
 * {@link JarFile#getInputStream(ZipEntry)}.
 * @return the data
 * @throws IOException if the data cannot be read
 */
public RandomAccessData getData() throws IOException {
    if (this.data == null) {
        // aspectjrt-1.7.4.jar has a different ext bytes length in the
        // local directory to the central directory. We need to re-read
        // here to skip them
        byte[] localHeader = Bytes.get(this.source.getData()
                .getSubsection(this.localHeaderOffset, LOCAL_FILE_HEADER_SIZE));
        long nameLength = Bytes.littleEndianValue(localHeader, 26, 2);
        long extraLength = Bytes.littleEndianValue(localHeader, 28, 2);
        this.data = this.source.getData().getSubsection(this.localHeaderOffset
                + LOCAL_FILE_HEADER_SIZE + nameLength + extraLength,
                getCompressedSize());
    }
    return this.data;
}
项目：contestparser    文件：JarFile.java    
private List<JarEntryData> loadJarEntries(CentralDirectoryEndRecord endRecord)
        throws IOException {
    RandomAccessData centralDirectory = endRecord.getCentralDirectory(this.data);
    int numberOfRecords = endRecord.getNumberOfRecords();
    List<JarEntryData> entries = new ArrayList<JarEntryData>(numberOfRecords);
    InputStream inputStream = centralDirectory.getInputStream(ResourceAccess.ONCE);
    try {
        JarEntryData entry = JarEntryData.fromInputStream(this, inputStream);
        while (entry != null) {
            entries.add(entry);
            processEntry(entry);
            entry = JarEntryData.fromInputStream(this, inputStream);
        }
    }
    finally {
        inputStream.close();
    }
    return entries;
}
项目：contestparser    文件：CentralDirectoryEndRecord.java    
/**
 * Create a new {@link CentralDirectoryEndRecord} instance from the specified
 * {@link RandomAccessData}, searching backwards from the end until a valid block is
 * located.
 * @param data the source data
 * @throws IOException in case of I/O errors
 */
CentralDirectoryEndRecord(RandomAccessData data) throws IOException {
    this.block = createBlockFromEndOfData(data, READ_BLOCK_SIZE);
    this.size = MINIMUM_SIZE;
    this.offset = this.block.length - this.size;
    while (!isValid()) {
        this.size++;
        if (this.size > this.block.length) {
            if (this.size >= MAXIMUM_SIZE || this.size > data.getSize()) {
                throw new IOException("Unable to find ZIP central directory "
                        + "records after reading " + this.size + " bytes");
            }
            this.block = createBlockFromEndOfData(data, this.size + READ_BLOCK_SIZE);
        }
        this.offset = this.block.length - this.size;
    }
}
项目：https-github.com-g0t4-jenkins2-course-spring-boot    文件：Bytes.java    
public static byte[] get(RandomAccessData data) throws IOException {
    InputStream inputStream = data.getInputStream(ResourceAccess.ONCE);
    try {
        return get(inputStream, data.getSize());
    }
    finally {
        inputStream.close();
    }
}
项目：https-github.com-g0t4-jenkins2-course-spring-boot    文件：JarFile.java    
private JarFile(RandomAccessDataFile rootFile, String pathFromRoot,
        RandomAccessData data, JarEntryFilter filter, JarFileType type)
                throws IOException {
    super(rootFile.getFile());
    this.rootFile = rootFile;
    this.pathFromRoot = pathFromRoot;
    CentralDirectoryParser parser = new CentralDirectoryParser();
    this.entries = parser.addVisitor(new JarFileEntries(this, filter));
    parser.addVisitor(centralDirectoryVisitor());
    this.data = parser.parse(data, filter == null);
    this.type = type;
}
项目：https-github.com-g0t4-jenkins2-course-spring-boot    文件：JarFile.java    
private JarFile createJarFileFromFileEntry(JarEntry entry) throws IOException {
    if (entry.getMethod() != ZipEntry.STORED) {
        throw new IllegalStateException("Unable to open nested entry '"
                + entry.getName() + "'. It has been compressed and nested "
                + "jar files must be stored without compression. Please check the "
                + "mechanism used to create your executable jar file");
    }
    RandomAccessData entryData = this.entries.getEntryData(entry.getName());
    return new JarFile(this.rootFile, this.pathFromRoot + "!/" + entry.getName(),
            entryData, JarFileType.NESTED_JAR);
}
项目：https-github.com-g0t4-jenkins2-course-spring-boot    文件：CentralDirectoryParser.java    
/**
 * Parse the source data, triggering {@link CentralDirectoryVisitor visitors}.
 * @param data the source data
 * @param skipPrefixBytes if prefix bytes should be skipped
 * @return The actual archive data without any prefix bytes
 * @throws IOException on error
 */
public RandomAccessData parse(RandomAccessData data, boolean skipPrefixBytes)
        throws IOException {
    CentralDirectoryEndRecord endRecord = new CentralDirectoryEndRecord(data);
    if (skipPrefixBytes) {
        data = getArchiveData(endRecord, data);
    }
    RandomAccessData centralDirectoryData = endRecord.getCentralDirectory(data);
    visitStart(endRecord, centralDirectoryData);
    parseEntries(endRecord, centralDirectoryData);
    visitEnd();
    return data;
}
项目：https-github.com-g0t4-jenkins2-course-spring-boot    文件：CentralDirectoryParser.java    
private void parseEntries(CentralDirectoryEndRecord endRecord,
        RandomAccessData centralDirectoryData) throws IOException {
    byte[] bytes = Bytes.get(centralDirectoryData);
    CentralDirectoryFileHeader fileHeader = new CentralDirectoryFileHeader();
    int dataOffset = 0;
    for (int i = 0; i < endRecord.getNumberOfRecords(); i++) {
        fileHeader.load(bytes, dataOffset, null, 0, null);
        visitFileHeader(dataOffset, fileHeader);
        dataOffset += this.CENTRAL_DIRECTORY_HEADER_BASE_SIZE
                + fileHeader.getName().length() + fileHeader.getComment().length()
                + fileHeader.getExtra().length;
    }
}
项目：https-github.com-g0t4-jenkins2-course-spring-boot    文件：CentralDirectoryParser.java    
private RandomAccessData getArchiveData(CentralDirectoryEndRecord endRecord,
        RandomAccessData data) {
    long offset = endRecord.getStartOfArchive(data);
    if (offset == 0) {
        return data;
    }
    return data.getSubsection(offset, data.getSize() - offset);
}
项目：https-github.com-g0t4-jenkins2-course-spring-boot    文件：JarFileEntries.java    
@Override
public void visitStart(CentralDirectoryEndRecord endRecord,
        RandomAccessData centralDirectoryData) {
    int maxSize = endRecord.getNumberOfRecords();
    this.centralDirectoryData = centralDirectoryData;
    this.hashCodes = new int[maxSize];
    this.centralDirectoryOffsets = new int[maxSize];
    this.positions = new int[maxSize];
}
项目：https-github.com-g0t4-jenkins2-course-spring-boot    文件：JarFileEntries.java    
public RandomAccessData getEntryData(String name) throws IOException {
    FileHeader entry = getEntry(name, FileHeader.class, false);
    if (entry == null) {
        return null;
    }
    return getEntryData(entry);
}
项目：https-github.com-g0t4-jenkins2-course-spring-boot    文件：JarFileEntries.java    
private RandomAccessData getEntryData(FileHeader entry) throws IOException {
    // aspectjrt-1.7.4.jar has a different ext bytes length in the
    // local directory to the central directory. We need to re-read
    // here to skip them
    RandomAccessData data = this.jarFile.getData();
    byte[] localHeader = Bytes.get(
            data.getSubsection(entry.getLocalHeaderOffset(), LOCAL_FILE_HEADER_SIZE));
    long nameLength = Bytes.littleEndianValue(localHeader, 26, 2);
    long extraLength = Bytes.littleEndianValue(localHeader, 28, 2);
    return data.getSubsection(entry.getLocalHeaderOffset() + LOCAL_FILE_HEADER_SIZE
            + nameLength + extraLength, entry.getCompressedSize());
}
项目：https-github.com-g0t4-jenkins2-course-spring-boot    文件：CentralDirectoryFileHeader.java    
void load(byte[] data, int dataOffset, RandomAccessData variableData,
        int variableOffset, JarEntryFilter filter) throws IOException {
    // Load fixed part
    this.header = data;
    this.headerOffset = dataOffset;
    long nameLength = Bytes.littleEndianValue(data, dataOffset + 28, 2);
    long extraLength = Bytes.littleEndianValue(data, dataOffset + 30, 2);
    long commentLength = Bytes.littleEndianValue(data, dataOffset + 32, 2);
    this.localHeaderOffset = Bytes.littleEndianValue(data, dataOffset + 42, 4);
    // Load variable part
    dataOffset += 46;
    if (variableData != null) {
        data = Bytes.get(variableData.getSubsection(variableOffset + 46,
                nameLength + extraLength + commentLength));
        dataOffset = 0;
    }
    this.name = new AsciiBytes(data, dataOffset, (int) nameLength);
    if (filter != null) {
        this.name = filter.apply(this.name);
    }
    this.extra = NO_EXTRA;
    this.comment = NO_COMMENT;
    if (extraLength > 0) {
        this.extra = new byte[(int) extraLength];
        System.arraycopy(data, (int) (dataOffset + nameLength), this.extra, 0,
                this.extra.length);
    }
    if (commentLength > 0) {
        this.comment = new AsciiBytes(data,
                (int) (dataOffset + nameLength + extraLength), (int) commentLength);
    }
}
项目：https-github.com-g0t4-jenkins2-course-spring-boot    文件：CentralDirectoryFileHeader.java    
public static CentralDirectoryFileHeader fromRandomAccessData(RandomAccessData data,
        int offset, JarEntryFilter filter) throws IOException {
    CentralDirectoryFileHeader fileHeader = new CentralDirectoryFileHeader();
    byte[] bytes = Bytes.get(data.getSubsection(offset, 46));
    fileHeader.load(bytes, 0, data, offset, filter);
    return fileHeader;
}
项目：https-github.com-g0t4-jenkins2-course-spring-boot    文件：CentralDirectoryParserTests.java    
@Test
public void visitsInOrder() throws Exception {
    CentralDirectoryVisitor visitor = mock(TestCentralDirectoryVisitor.class);
    CentralDirectoryParser parser = new CentralDirectoryParser();
    parser.addVisitor(visitor);
    parser.parse(this.jarData, false);
    InOrder ordered = inOrder(visitor);
    ordered.verify(visitor).visitStart(any(CentralDirectoryEndRecord.class),
            any(RandomAccessData.class));
    ordered.verify(visitor, atLeastOnce())
            .visitFileHeader(any(CentralDirectoryFileHeader.class), anyInt());
    ordered.verify(visitor).visitEnd();
}
项目：spring-boot-concourse    文件：Bytes.java    
public static byte[] get(RandomAccessData data) throws IOException {
    InputStream inputStream = data.getInputStream(ResourceAccess.ONCE);
    try {
        return get(inputStream, data.getSize());
    }
    finally {
        inputStream.close();
    }
}
项目：spring-boot-concourse    文件：JarFile.java    
private JarFile(RandomAccessDataFile rootFile, String pathFromRoot,
        RandomAccessData data, JarEntryFilter filter, JarFileType type)
                throws IOException {
    super(rootFile.getFile());
    this.rootFile = rootFile;
    this.pathFromRoot = pathFromRoot;
    CentralDirectoryParser parser = new CentralDirectoryParser();
    this.entries = parser.addVisitor(new JarFileEntries(this, filter));
    parser.addVisitor(centralDirectoryVisitor());
    this.data = parser.parse(data, filter == null);
    this.type = type;
}
项目：spring-boot-concourse    文件：JarFile.java    
private JarFile createJarFileFromFileEntry(JarEntry entry) throws IOException {
    if (entry.getMethod() != ZipEntry.STORED) {
        throw new IllegalStateException("Unable to open nested entry '"
                + entry.getName() + "'. It has been compressed and nested "
                + "jar files must be stored without compression. Please check the "
                + "mechanism used to create your executable jar file");
    }
    RandomAccessData entryData = this.entries.getEntryData(entry.getName());
    return new JarFile(this.rootFile, this.pathFromRoot + "!/" + entry.getName(),
            entryData, JarFileType.NESTED_JAR);
}
项目：spring-boot-concourse    文件：CentralDirectoryParser.java    
/**
 * Parse the source data, triggering {@link CentralDirectoryVisitor visitors}.
 * @param data the source data
 * @param skipPrefixBytes if prefix bytes should be skipped
 * @return The actual archive data without any prefix bytes
 * @throws IOException on error
 */
public RandomAccessData parse(RandomAccessData data, boolean skipPrefixBytes)
        throws IOException {
    CentralDirectoryEndRecord endRecord = new CentralDirectoryEndRecord(data);
    if (skipPrefixBytes) {
        data = getArchiveData(endRecord, data);
    }
    RandomAccessData centralDirectoryData = endRecord.getCentralDirectory(data);
    visitStart(endRecord, centralDirectoryData);
    parseEntries(endRecord, centralDirectoryData);
    visitEnd();
    return data;
}
项目：spring-boot-concourse    文件：CentralDirectoryParser.java    
private void parseEntries(CentralDirectoryEndRecord endRecord,
        RandomAccessData centralDirectoryData) throws IOException {
    byte[] bytes = Bytes.get(centralDirectoryData);
    CentralDirectoryFileHeader fileHeader = new CentralDirectoryFileHeader();
    int dataOffset = 0;
    for (int i = 0; i < endRecord.getNumberOfRecords(); i++) {
        fileHeader.load(bytes, dataOffset, null, 0);
        visitFileHeader(dataOffset, fileHeader);
        dataOffset += this.CENTRAL_DIRECTORY_HEADER_BASE_SIZE
                + fileHeader.getName().length() + fileHeader.getComment().length()
                + fileHeader.getExtra().length;
    }
}
项目：spring-boot-concourse    文件：CentralDirectoryParser.java    
private RandomAccessData getArchiveData(CentralDirectoryEndRecord endRecord,
        RandomAccessData data) {
    long offset = endRecord.getStartOfArchive(data);
    if (offset == 0) {
        return data;
    }
    return data.getSubsection(offset, data.getSize() - offset);
}
项目：spring-boot-concourse    文件：JarFileEntries.java    
@Override
public void visitStart(CentralDirectoryEndRecord endRecord,
        RandomAccessData centralDirectoryData) {
    int maxSize = endRecord.getNumberOfRecords();
    this.centralDirectoryData = centralDirectoryData;
    this.hashCodes = new int[maxSize];
    this.centralDirectoryOffsets = new int[maxSize];
    this.positions = new int[maxSize];
}
项目：spring-boot-concourse    文件：JarFileEntries.java    
public RandomAccessData getEntryData(String name) throws IOException {
    FileHeader entry = getEntry(name, FileHeader.class, false);
    if (entry == null) {
        return null;
    }
    return getEntryData(entry);
}
项目：spring-boot-concourse    文件：JarFileEntries.java    
private RandomAccessData getEntryData(FileHeader entry) throws IOException {
    // aspectjrt-1.7.4.jar has a different ext bytes length in the
    // local directory to the central directory. We need to re-read
    // here to skip them
    RandomAccessData data = this.jarFile.getData();
    byte[] localHeader = Bytes.get(
            data.getSubsection(entry.getLocalHeaderOffset(), LOCAL_FILE_HEADER_SIZE));
    long nameLength = Bytes.littleEndianValue(localHeader, 26, 2);
    long extraLength = Bytes.littleEndianValue(localHeader, 28, 2);
    return data.getSubsection(entry.getLocalHeaderOffset() + LOCAL_FILE_HEADER_SIZE
            + nameLength + extraLength, entry.getCompressedSize());
}
项目：spring-boot-concourse    文件：CentralDirectoryFileHeader.java    
void load(byte[] data, int dataOffset, RandomAccessData variableData,
        int variableOffset) throws IOException {
    // Load fixed part
    this.header = data;
    this.headerOffset = dataOffset;
    long nameLength = Bytes.littleEndianValue(data, dataOffset + 28, 2);
    long extraLength = Bytes.littleEndianValue(data, dataOffset + 30, 2);
    long commentLength = Bytes.littleEndianValue(data, dataOffset + 32, 2);
    this.localHeaderOffset = Bytes.littleEndianValue(data, dataOffset + 42, 4);
    // Load variable part
    dataOffset += 46;
    if (variableData != null) {
        data = Bytes.get(variableData.getSubsection(variableOffset + 46,
                nameLength + extraLength + commentLength));
        dataOffset = 0;
    }
    this.name = new AsciiBytes(data, dataOffset, (int) nameLength);
    this.extra = NO_EXTRA;
    this.comment = NO_COMMENT;
    if (extraLength > 0) {
        this.extra = new byte[(int) extraLength];
        System.arraycopy(data, (int) (dataOffset + nameLength), this.extra, 0,
                this.extra.length);
    }
    if (commentLength > 0) {
        this.comment = new AsciiBytes(data,
                (int) (dataOffset + nameLength + extraLength), (int) commentLength);
    }
}
项目：spring-boot-concourse    文件：CentralDirectoryFileHeader.java    
public static CentralDirectoryFileHeader fromRandomAccessData(RandomAccessData data,
        int offset) throws IOException {
    CentralDirectoryFileHeader fileHeader = new CentralDirectoryFileHeader();
    byte[] bytes = Bytes.get(data.getSubsection(offset, 46));
    fileHeader.load(bytes, 0, data, offset);
    return fileHeader;
}
项目：spring-boot-concourse    文件：CentralDirectoryParserTests.java    
@Test
public void visitsInOrder() throws Exception {
    CentralDirectoryVisitor visitor = mock(TestCentralDirectoryVisitor.class);
    CentralDirectoryParser parser = new CentralDirectoryParser();
    parser.addVisitor(visitor);
    parser.parse(this.jarData, false);
    InOrder ordered = inOrder(visitor);
    ordered.verify(visitor).visitStart(any(CentralDirectoryEndRecord.class),
            any(RandomAccessData.class));
    ordered.verify(visitor, atLeastOnce())
            .visitFileHeader(any(CentralDirectoryFileHeader.class), anyInt());
    ordered.verify(visitor).visitEnd();
}
项目：contestparser    文件：Bytes.java    
public static byte[] get(RandomAccessData data) throws IOException {
    InputStream inputStream = data.getInputStream(ResourceAccess.ONCE);
    try {
        return get(inputStream, data.getSize());
    }
    finally {
        inputStream.close();
    }
}
项目：contestparser    文件：JarFile.java    
/**
 * Private constructor used to create a new {@link JarFile} either directly or from a
 * nested entry.
 * @param rootFile the root jar file
 * @param pathFromRoot the name of this file
 * @param data the underlying data
 * @throws IOException if the file cannot be read
 */
private JarFile(RandomAccessDataFile rootFile, String pathFromRoot,
        RandomAccessData data) throws IOException {
    super(rootFile.getFile());
    CentralDirectoryEndRecord endRecord = new CentralDirectoryEndRecord(data);
    this.rootFile = rootFile;
    this.pathFromRoot = pathFromRoot;
    this.data = getArchiveData(endRecord, data);
    this.entries = loadJarEntries(endRecord);
}
项目：contestparser    文件：JarFile.java    
private JarFile(RandomAccessDataFile rootFile, String pathFromRoot,
        RandomAccessData data, List<JarEntryData> entries, JarEntryFilter... filters)
                throws IOException {
    super(rootFile.getFile());
    this.rootFile = rootFile;
    this.pathFromRoot = pathFromRoot;
    this.data = data;
    this.entries = filterEntries(entries, filters);
}
项目：contestparser    文件：JarFile.java    
private RandomAccessData getArchiveData(CentralDirectoryEndRecord endRecord,
        RandomAccessData data) {
    long offset = endRecord.getStartOfArchive(data);
    if (offset == 0) {
        return data;
    }
    return data.getSubsection(offset, data.getSize() - offset);
}
项目：https-github.com-g0t4-jenkins2-course-spring-boot    文件：JarFile.java    
RandomAccessData getData() {
    return this.data;
}
项目：https-github.com-g0t4-jenkins2-course-spring-boot    文件：CentralDirectoryParser.java    
private void visitStart(CentralDirectoryEndRecord endRecord,
        RandomAccessData centralDirectoryData) {
    for (CentralDirectoryVisitor visitor : this.visitors) {
        visitor.visitStart(endRecord, centralDirectoryData);
    }
}
项目：https-github.com-g0t4-jenkins2-course-spring-boot    文件：CentralDirectoryEndRecord.java    
private byte[] createBlockFromEndOfData(RandomAccessData data, int size)
        throws IOException {
    int length = (int) Math.min(data.getSize(), size);
    return Bytes.get(data.getSubsection(data.getSize() - length, length));
}
项目：https-github.com-g0t4-jenkins2-course-spring-boot    文件：CentralDirectoryVisitor.java    
void visitStart(CentralDirectoryEndRecord endRecord,
RandomAccessData centralDirectoryData);
项目：https-github.com-g0t4-jenkins2-course-spring-boot    文件：CentralDirectoryParserTests.java    
@Override
public void visitStart(CentralDirectoryEndRecord endRecord,
        RandomAccessData centralDirectoryData) {
}