{"id":1612,"date":"2024-11-28T16:55:22","date_gmt":"2024-11-28T08:55:22","guid":{"rendered":"https:\/\/note.ui11.cc\/?p=1612"},"modified":"2024-11-28T16:55:22","modified_gmt":"2024-11-28T08:55:22","slug":"%e6%96%87%e4%bb%b6%e5%ad%97%e8%8a%82%e8%be%93%e5%87%ba%e6%b5%81%ef%bc%88outputstream%ef%bc%89","status":"publish","type":"post","link":"https:\/\/note.ui11.cc\/index.php\/2024\/11\/28\/%e6%96%87%e4%bb%b6%e5%ad%97%e8%8a%82%e8%be%93%e5%87%ba%e6%b5%81%ef%bc%88outputstream%ef%bc%89\/","title":{"rendered":"\u6587\u4ef6\u5b57\u8282\u8f93\u51fa\u6d41\uff08OutputStream\uff09"},"content":{"rendered":"\n

\u7528OutputStream \u4e0b\u7684\u4e00\u4e2a\u5b9e\u73b0\u7c7bFileOntputStream<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n

\u6211\u4eec\u901a\u8fc7\u5b57\u8282\u8f93\u51fa\u6d41\u7684write\u65b9\u6cd5\u5199\u51fa\u6570\u7ec4<\/p>\n\n\n\n

public class OutputStream {\n\n    public static void main(String[] args) throws IOException {\n\n        FileOutputStream is = new FileOutputStream(\"FileStudy\\\\src\\\\main\\\\java\\\\com\\\\file\\\\test\\\\OutPutStreamtest.txt\");\/\/\u521b\u5efa\u8f93\u51fa\u6d41\u5bf9\u8c61\n        byte[] bytes = \"\u6211\u7231\u4f60\u4e2d\u56fd1314520Loveyou\".getBytes();\/\/\u628a\u6587\u672c\u5b57\u8282\u5199\u51fa\n        is.write(bytes);\n        is.close();\n\n\n    }\n}<\/code><\/pre>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\u6211\u4eec\u8fd8\u53ef\u4ee5\u901a\u8fc7write\u65b9\u6cd5\u5199\u51fa\u4e00\u4e2a\u6570\u7ec4\uff0c\u6307\u5b9a\u4ece\u54ea\u5f00\u59cb\u5199\uff0c\u4ece\u54ea\u7ed3\u675f<\/p>\n\n\n\n
public static void main(String[] args) throws IOException {\n\n        FileOutputStream is = new FileOutputStream(\"FileStudy\\\\src\\\\main\\\\java\\\\com\\\\file\\\\test\\\\OutPutStreamtest.txt\");\/\/\u521b\u5efa\u8f93\u51fa\u6d41\u5bf9\u8c61\n        byte[] bytes = \"\u6211\u7231\u4f60\u4e2d\u56fd1314520Loveyou\".getBytes();\/\/\u628a\u6587\u672c\u5b57\u8282\u5199\u51fa\n        \/\/is.write(bytes);\n        is.write(bytes,0,12);\n        is.close();\n\n\n    }<\/code><\/pre>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\u8fd9\u6837\u6211\u4eec\u5199\u51fa12\u4e2a\u5b57\u8282\uff0c\u90a3\u4e48\u4f1a\u5728\u6587\u4ef6\u4e2d\u5199\u51fa\u2018\u2019\u6211\u7231\u4f60\u4e2d\u2018\u2019\u56db\u4e2a\u6c49\u5b57<\/p>\n\n\n\n
\u8bbe\u7f6e\u5199\u51fa\u6570\u636e\u662f\u65f6\u8ffd\u52a0\u6570\u636e\u800c\u4e0d\u662f\u8986\u76d6<\/strong>\uff0c\u5728\u521b\u5efa\u8f93\u51fa\u6d41\u5bf9\u8c61\u65f6\uff0cappend\u53c2\u6570\u8bbe\u7f6e\u4e3atrue\u5c31\u4f1a\u8ffd\u52a0\u6570\u636e<\/p>\n\n\n\n
public class OutputStreamTest {\n\n    public static void main(String[] args) throws IOException {\n        \/\/\u8986\u76d6\u7ba1\u9053\uff0c\u4f1a\u8986\u76d6\u4e4b\u524d\u7684\u6570\u636e\n        \/\/FileOutputStream is = new FileOutputStream(\"FileStudy\\\\src\\\\main\\\\java\\\\com\\\\file\\\\test\\\\OutPutStreamtest.txt\");\/\/\u521b\u5efa\u8f93\u51fa\u6d41\u5bf9\u8c61\n\n        \/\/\u8ffd\u52a0\u7ba1\u9053\n        OutputStream is = new FileOutputStream(\"FileStudy\\\\\\\\src\\\\\\\\main\\\\\\\\java\\\\\\\\com\\\\\\\\file\\\\\\\\test\\\\\\\\OutPutStreamtest.txt\", true);\n        byte[] bytes = \"\u6211\u7231\u4f60\u4e2d\u56fd1314520Loveyou\".getBytes();\/\/\u628a\u6587\u672c\u5b57\u8282\u5199\u51fa\n        \/\/is.write(bytes);\n        is.write(bytes,0,bytes.length);\n        is.close();\n\n\n    }\n}<\/code><\/pre>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\u8fd0\u884c\u4e00\u6b21\u8ffd\u52a0\u4e00\u6b21<\/p>\n\n\n\n
\u8f93\u51fa\u6570\u636e\u540e\u518d\u6b21\u8f93\u51fa\u6570\u636e\u65f6\u6362\u884c    \u7528\u5b57\u7b26\u201c\\r\\n\u201d<\/p>\n\n\n\n
public static void main(String[] args) throws IOException {\n        \/\/\u8986\u76d6\u7ba1\u9053\uff0c\u4f1a\u8986\u76d6\u4e4b\u524d\u7684\u6570\u636e\n        \/\/FileOutputStream is = new FileOutputStream(\"FileStudy\\\\src\\\\main\\\\java\\\\com\\\\file\\\\test\\\\OutPutStreamtest.txt\");\/\/\u521b\u5efa\u8f93\u51fa\u6d41\u5bf9\u8c61\n\n        \/\/\u8ffd\u52a0\u7ba1\u9053\n        OutputStream is = new FileOutputStream(\"FileStudy\\\\\\\\src\\\\\\\\main\\\\\\\\java\\\\\\\\com\\\\\\\\file\\\\\\\\test\\\\\\\\OutPutStreamtest.txt\", true);\n        byte[] bytes = \"\u6211\u7231\u4f60\u4e2d\u56fd1314520Loveyou\".getBytes();\/\/\u628a\u6587\u672c\u5b57\u8282\u5199\u51fa\n        \/\/is.write(bytes);\n        byte[] bytes1 = \"\\r\\n\".getBytes();\n        is.write(bytes1);\n        is.write(bytes,0,bytes.length);\n\n            \/\/\u6362\u884c\u3001\n        \/\/   \\r\\n\n\n        is.close();\n\n    }<\/code><\/pre>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\u6587\u4ef6\u590d\u5236\uff1a<\/p>\n\n\n\n
\u4e00\uff1a\u4f7f\u7528readAllBytes()<\/p>\n\n\n\n
 InputStream is = new FileInputStream(\"D:\\\\\u8d44\u6e90\u56fe\u7247\\\\\u4e3b\u56fe\\\\06.jpg\");\n        File file = new File(\"D:\\\\\u8d44\u6e90\u56fe\u7247\\\\\u4e3b\u56fe\\\\06.jpg\");\n        byte[] bytes = is.readAllBytes();\n        FileOutputStream os = new FileOutputStream(\"D:\\\\\u8d44\u6e90\u56fe\u7247\\\\\u4e3b\u56fe\\\\demo\\\\06.jpg\");\n\n        os.write(bytes);\n        os.close();\n        is.close();\n<\/code><\/pre>\n\n\n\n
\u4e8c\uff1a\u4f7f\u7528\u4e8b\u5148\u5b9a\u4e49\u597d\u7684\u6570\u7ec4<\/p>\n\n\n\n
public static void main(String[] args) throws IOException {
    \/**
<\/em>     * <\/em>\u6587\u4ef6\u590d\u5236
<\/em>     <\/em>*
<\/em>     *\/
<\/em>    <\/em>\/\/\u521b\u5efa\u6e90\u6587\u4ef6
    InputStream is = new FileInputStream(\"D:\\\\\u8d44\u6e90\u56fe\u7247\\\\\u4e3b\u56fe\\\\06.jpg\");
    File file = new File(\"D:\\\\\u8d44\u6e90\u56fe\u7247\\\\\u4e3b\u56fe\\\\06.jpg\");
    byte[] bytes = new byte[1024];
    FileOutputStream os = new FileOutputStream(\"D:\\\\\u8d44\u6e90\u56fe\u7247\\\\\u4e3b\u56fe\\\\demo\\\\016.jpg\",true);
    while (is.read(bytes)!=-1){
        os.write(bytes);


    }

    os.close();
    is.close();



}<\/pre>\n\n\n\n
<\/p>\n","protected":false},"excerpt":{"rendered":"
\u7528OutputStream \u4e0b\u7684\u4e00\u4e2a\u5b9e\u73b0\u7c7bFileOntputStream \u6211\u4eec\u901a\u8fc7\u5b57\u8282\u8f93\u51fa\u6d41\u7684write\u65b9\u6cd5 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[24],"tags":[],"class_list":["post-1612","post","type-post","status-publish","format-standard","hentry","category-fileio"],"_links":{"self":[{"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/posts\/1612","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/comments?post=1612"}],"version-history":[{"count":1,"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/posts\/1612\/revisions"}],"predecessor-version":[{"id":1621,"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/posts\/1612\/revisions\/1621"}],"wp:attachment":[{"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/media?parent=1612"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/categories?post=1612"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/tags?post=1612"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}