zipWithIndex 方法返回对偶的列表,其中每个对偶中第二个组成部分是每个元素的下标。 0.2 Spark Core 0.2.1 Spark RDD 持久化 Spark 非常重要的一个功能特性就是可以将 RDD 持久化在内存中,当对 RDD 执行持久化操作时,每个节点都会将自己操作的 RDD 的 partition 持久化到内存中,并且在之后对该 RDD 的...
(1)比较容易理解,前半部分目的是获取前端传的文件的基本信息 (2)SplitUtils.getCsvZipPath(inputStream, fileName, splitSize);方法对csv文件进行拆分并返回拆分后的文件夹路径。 (3)exportZipUtils.zipExport(zipPath, request, response);方法将拆分后的csv文件夹打包输出到前端。 代码语言:javascript 代码运行次...
voidputNextEntry(ZipEntry e) Begins writing a new ZIP file entry and positions the stream to the start of the entry data. voidsetComment(String comment) Sets the ZIP file comment. voidsetLevel(int level) Sets the compression level for subsequent entries which are DEFLATED. voidsetMet...
publicDeflaterOutputStream(OutputStream out, Deflater def) { this(out, def,512); } booleanusesDefaultDeflater =false; /** * Creates a new output stream with a default compressor and buffer size. * @param out the output stream */ publicDeflaterOutputStream(OutputStream out) { this(out,newDe...
zipFile.close() exceptIOErrorase: raisee 原生java库解压造成的目录遍历 ZipTestMain.java packagecom.zpchcbd; importjava.io.File; importjava.io.FileOutputStream; importjava.io.IOException; importjava.io.InputStream; importjava.util.Enumeration; ...
Skip navigation links Java SE 21 & JDK 21 Overview Module Package Class Use Tree Preview New Deprecated Index Help Summary: Nested | Field | Constr | Method Detail: Field | Constr | Method SEARCH Module java.base Package java.util.zip Class ZipInputStream java.lang.Object java.io.Input...
GZIPOutputStream(Stream) Creates a new output stream with a default buffer size. GZIPOutputStream(IntPtr, JniHandleOwnership) A constructor used when creating managed representations of JNI objects; called by the runtime. GZIPOutputStream(Stream, Boolean) Creates a new output stream with a de...
ZIPOutputStream.closeEntry() method has been modified to close out the associated default JDK compressor before propagating an IOException, not of type ZipException, up the stack. See JDK-8193682 Bug Fixes This release contains fixes for security vulnerabilities described in the Oracle Critical Patch ...
String zipPath = OUT + "/打包附件.zip"; // 获取文件压缩包输出流 try (OutputStream outputStream = new FileOutputStream(zipPath); CheckedOutputStream checkedOutputStream = new CheckedOutputStream(outputStream, new Adler32()); ZipOutputStream zipOut = new ZipOutputStream(checkedOutputStream)) {...
8044727 core-libs java.util.jar Problem reading the contents of some zip files 8037857 core-libs java.util.stream Methods j.u.Arrays.spliterator/stream(X[], int, int) throw IAE instead of specified AIOOBE when endIndex < startIndex