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xml-commons External Source Code Files
xml-commons External Source Code Files are provided in the source package file, xml-commons-external-1.4.01-src.zip.
You can download xml-commons-external-1.4.01-src.zip as described in the previous tutorial
You can also browse xml-commons External Source Code below:
✍: FYIcenter
⏎ javax/xml/parsers/FilePathToURI.java
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package javax.xml.parsers; class FilePathToURI { // which ASCII characters need to be escaped private static boolean gNeedEscaping[] = new boolean[128]; // the first hex character if a character needs to be escaped private static char gAfterEscaping1[] = new char[128]; // the second hex character if a character needs to be escaped private static char gAfterEscaping2[] = new char[128]; private static char[] gHexChs = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F'}; // initialize the above 3 arrays static { for (int i = 0; i <= 0x1f; i++) { gNeedEscaping[i] = true; gAfterEscaping1[i] = gHexChs[i >> 4]; gAfterEscaping2[i] = gHexChs[i & 0xf]; } gNeedEscaping[0x7f] = true; gAfterEscaping1[0x7f] = '7'; gAfterEscaping2[0x7f] = 'F'; char[] escChs = {' ', '<', '>', '#', '%', '"', '{', '}', '|', '\\', '^', '~', '[', ']', '`'}; int len = escChs.length; char ch; for (int i = 0; i < len; i++) { ch = escChs[i]; gNeedEscaping[ch] = true; gAfterEscaping1[ch] = gHexChs[ch >> 4]; gAfterEscaping2[ch] = gHexChs[ch & 0xf]; } } // To escape a file path to a URI, by using %HH to represent // special ASCII characters: 0x00~0x1F, 0x7F, ' ', '<', '>', '#', '%' // and '"' and non-ASCII characters (whose value >= 128). public static String filepath2URI(String path){ // return null if path is null. if (path == null) return null; char separator = java.io.File.separatorChar; path = path.replace(separator, '/'); int len = path.length(), ch; StringBuffer buffer = new StringBuffer(len*3); buffer.append("file://"); // change C:/blah to /C:/blah if (len >= 2 && path.charAt(1) == ':') { ch = Character.toUpperCase(path.charAt(0)); if (ch >= 'A' && ch <= 'Z') { buffer.append('/'); } } // for each character in the path int i = 0; for (; i < len; i++) { ch = path.charAt(i); // if it's not an ASCII character, break here, and use UTF-8 encoding if (ch >= 128) break; if (gNeedEscaping[ch]) { buffer.append('%'); buffer.append(gAfterEscaping1[ch]); buffer.append(gAfterEscaping2[ch]); // record the fact that it's escaped } else { buffer.append((char)ch); } } // we saw some non-ascii character if (i < len) { // get UTF-8 bytes for the remaining sub-string byte[] bytes = null; byte b; try { bytes = path.substring(i).getBytes("UTF-8"); } catch (java.io.UnsupportedEncodingException e) { // should never happen return path; } len = bytes.length; // for each byte for (i = 0; i < len; i++) { b = bytes[i]; // for non-ascii character: make it positive, then escape if (b < 0) { ch = b + 256; buffer.append('%'); buffer.append(gHexChs[ch >> 4]); buffer.append(gHexChs[ch & 0xf]); } else if (gNeedEscaping[b]) { buffer.append('%'); buffer.append(gAfterEscaping1[b]); buffer.append(gAfterEscaping2[b]); } else { buffer.append((char)b); } } } return buffer.toString(); } }//FilePathToURI
⏎ javax/xml/parsers/FilePathToURI.java
⇒ Donwload xml-commons-external-1.3.05-bin.zip
⇐ Download and Install xml-commons External Source Package
2009-01-25, 31125👍, 0💬
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