Categories:
Audio (13)
Biotech (29)
Bytecode (36)
Database (77)
Framework (7)
Game (7)
General (507)
Graphics (53)
I/O (35)
IDE (2)
JAR Tools (101)
JavaBeans (21)
JDBC (121)
JDK (426)
JSP (20)
Logging (108)
Mail (58)
Messaging (8)
Network (84)
PDF (97)
Report (7)
Scripting (84)
Security (32)
Server (121)
Servlet (26)
SOAP (24)
Testing (54)
Web (15)
XML (309)
Collections:
Other Resources:
Apache Commons CLI Source Code Files
Apache Commons CLI Source Code Files are provided in the source package file commons-cli-1.5.0-sources.jar.
You can download commons-cli-1.5.0-src.zip as described in the previous tutorial and go to the "src/main/java/" sub-folder to view Source Code files.
You can also browse Apache Commons CLI Source Code files below:
✍: FYIcenter.com
⏎ org/apache/commons/cli/PatternOptionBuilder.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 org.apache.commons.cli; import java.io.File; import java.io.FileInputStream; import java.net.URL; import java.util.Date; /** * Allows Options to be created from a single String. The pattern contains various single character flags and via an * optional punctuation character, their expected type. * * <table border="1"> * <caption>Overview of PatternOptionBuilder patterns</caption> * <tr> * <td>a</td> * <td>-a flag</td> * </tr> * <tr> * <td>b@</td> * <td>-b [classname]</td> * </tr> * <tr> * <td>c></td> * <td>-c [filename]</td> * </tr> * <tr> * <td>d+</td> * <td>-d [classname] (creates object via empty constructor)</td> * </tr> * <tr> * <td>e%</td> * <td>-e [number] (creates Double/Long instance depending on existing of a '.')</td> * </tr> * <tr> * <td>f/</td> * <td>-f [url]</td> * </tr> * <tr> * <td>g:</td> * <td>-g [string]</td> * </tr> * </table> * * <p> * For example, the following allows command line flags of '-v -p string-value -f /dir/file'. The exclamation mark * precede a mandatory option. * </p> * * <pre> * Options options = PatternOptionBuilder.parsePattern("vp:!f/"); * </pre> * * <p> * TODO These need to break out to OptionType and also to be pluggable. * </p> */ public class PatternOptionBuilder { /** String class */ public static final Class<String> STRING_VALUE = String.class; /** Object class */ public static final Class<Object> OBJECT_VALUE = Object.class; /** Number class */ public static final Class<Number> NUMBER_VALUE = Number.class; /** Date class */ public static final Class<Date> DATE_VALUE = Date.class; /** Class class */ public static final Class<?> CLASS_VALUE = Class.class; /// can we do this one?? // is meant to check that the file exists, else it errors. // ie) it's for reading not writing. /** FileInputStream class */ public static final Class<FileInputStream> EXISTING_FILE_VALUE = FileInputStream.class; /** File class */ public static final Class<File> FILE_VALUE = File.class; /** File array class */ public static final Class<File[]> FILES_VALUE = File[].class; /** URL class */ public static final Class<URL> URL_VALUE = URL.class; /** * Retrieve the class that {@code ch} represents. * * @param ch the specified character * @return The class that {@code ch} represents */ public static Object getValueClass(final char ch) { switch (ch) { case '@': return PatternOptionBuilder.OBJECT_VALUE; case ':': return PatternOptionBuilder.STRING_VALUE; case '%': return PatternOptionBuilder.NUMBER_VALUE; case '+': return PatternOptionBuilder.CLASS_VALUE; case '#': return PatternOptionBuilder.DATE_VALUE; case '<': return PatternOptionBuilder.EXISTING_FILE_VALUE; case '>': return PatternOptionBuilder.FILE_VALUE; case '*': return PatternOptionBuilder.FILES_VALUE; case '/': return PatternOptionBuilder.URL_VALUE; } return null; } /** * Returns whether {@code ch} is a value code, i.e. whether it represents a class in a pattern. * * @param ch the specified character * @return true if {@code ch} is a value code, otherwise false. */ public static boolean isValueCode(final char ch) { return ch == '@' || ch == ':' || ch == '%' || ch == '+' || ch == '#' || ch == '<' || ch == '>' || ch == '*' || ch == '/' || ch == '!'; } /** * Returns the {@link Options} instance represented by {@code pattern}. * * @param pattern the pattern string * @return The {@link Options} instance */ public static Options parsePattern(final String pattern) { char opt = ' '; boolean required = false; Class<?> type = null; final Options options = new Options(); for (int i = 0; i < pattern.length(); i++) { final char ch = pattern.charAt(i); // a value code comes after an option and specifies // details about it if (!isValueCode(ch)) { if (opt != ' ') { final Option option = Option.builder(String.valueOf(opt)).hasArg(type != null).required(required).type(type).build(); // we have a previous one to deal with options.addOption(option); required = false; type = null; opt = ' '; } opt = ch; } else if (ch == '!') { required = true; } else { type = (Class<?>) getValueClass(ch); } } if (opt != ' ') { final Option option = Option.builder(String.valueOf(opt)).hasArg(type != null).required(required).type(type).build(); // we have a final one to deal with options.addOption(option); } return options; } }
⏎ org/apache/commons/cli/PatternOptionBuilder.java
Or download all of them as a single archive file:
File name: commons-cli-1.5.0-sources.jar File size: 63124 bytes Release date: 2021-10-27 Download
⇒ Download Apache Commons CLI 1.4 Binary Package
⇐ Download Apache Commons CLI Source Package
2018-10-25, 12721👍, 0💬
Popular Posts:
How to read XML document from socket connections with the socket\DelayedInput.java provided in the A...
What is ojdbc.jar - JDBC Driver for Oracle? ojdbc.jar is a JDBC driver from Oracle that provides dat...
How to download and install javamail-1_2.zip? The JavaMail API is a set of abstract APIs that model ...
How to merge two JAR files with "jar" commands? I am tired of specifying multiple JAR files in the c...
Java Architecture for XML Binding (JAXB) is a Java API that allows Java developers to map Java class...