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Apache Ant Source Code Files
Apache Ant Source Code Files are inside the Apache Ant source package file like apache-ant-1.10.10-src.zip. Unzip the source package file and go to the "src/main" sub-directory, you will see source code files.
Here is the list of Java source code files of the Apache Ant 1.10.10 in \Users\fyicenter\apache-ant-1.10.10\src\main:
✍: FYIcenter.com
⏎ org/apache/tools/ant/filters/ClassConstants.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 * * https://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.tools.ant.filters; import java.io.IOException; import java.io.Reader; import java.lang.reflect.InvocationTargetException; import java.lang.reflect.Method; import java.nio.charset.StandardCharsets; import org.apache.tools.ant.BuildException; /** * Assembles the constants declared in a Java class in * <code>key1=value1(line separator)key2=value2</code> * format. *<p>Notes:</p> * <ol> * <li>This filter uses the BCEL external toolkit. * <li>This assembles only those constants that are not created * using the syntax <code>new whatever()</code> * <li>This assembles constants declared using the basic datatypes * and String only.</li> * <li>The access modifiers of the declared constants do not matter.</li> *</ol> * <p>Example:</p> * <pre><classconstants/></pre> * Or: * <pre><filterreader * classname="org.apache.tools.ant.filters.ClassConstants"/></pre> */ public final class ClassConstants extends BaseFilterReader implements ChainableReader { /** Data that must be read from, if not null. */ private String queuedData = null; /** Helper Class to be invoked via reflection. */ private static final String JAVA_CLASS_HELPER = "org.apache.tools.ant.filters.util.JavaClassHelper"; /** * Constructor for "dummy" instances. * * @see BaseFilterReader#BaseFilterReader() */ public ClassConstants() { super(); } /** * Creates a new filtered reader. The contents of the passed-in reader * are expected to be the name of the class from which to produce a * list of constants. * * @param in A Reader object providing the underlying stream. * Must not be <code>null</code>. */ public ClassConstants(final Reader in) { super(in); } /** * Reads and assembles the constants declared in a class file. * * @return the next character in the list of constants, or -1 * if the end of the resulting stream has been reached * * @exception IOException if the underlying stream throws an IOException * during reading, or if the constants for the specified class cannot * be read (for example due to the class not being found). */ public int read() throws IOException { int ch = -1; if (queuedData != null && queuedData.isEmpty()) { queuedData = null; } if (queuedData == null) { final String clazz = readFully(); if (clazz == null || clazz.isEmpty()) { ch = -1; } else { final byte[] bytes = clazz.getBytes(StandardCharsets.ISO_8859_1); try { final Class<?> javaClassHelper = Class.forName(JAVA_CLASS_HELPER); if (javaClassHelper != null) { final Method getConstants = javaClassHelper.getMethod("getConstants", byte[].class); // getConstants is a static method, no need to // pass in the object final StringBuffer sb = (StringBuffer) getConstants.invoke(null, (Object) bytes); if (sb.length() > 0) { queuedData = sb.toString(); return read(); } } } catch (NoClassDefFoundError | RuntimeException ex) { throw ex; } catch (InvocationTargetException ex) { Throwable t = ex.getTargetException(); if (t instanceof NoClassDefFoundError) { throw (NoClassDefFoundError) t; } if (t instanceof RuntimeException) { throw (RuntimeException) t; } throw new BuildException(t); } catch (Exception ex) { throw new BuildException(ex); } } } else { ch = queuedData.charAt(0); queuedData = queuedData.substring(1); if (queuedData.isEmpty()) { queuedData = null; } } return ch; } /** * Creates a new ClassConstants using the passed in * Reader for instantiation. * * @param rdr A Reader object providing the underlying stream. * Must not be <code>null</code>. * * @return a new filter based on this configuration, but filtering * the specified reader */ public Reader chain(final Reader rdr) { return new ClassConstants(rdr); } }
⏎ org/apache/tools/ant/filters/ClassConstants.java
Or download all of them as a single archive file:
File name: apache-ant-1.10.10-fyi.zip File size: 2392938 bytes Release date: 2021-04-17 Download
⇐ Download Apache Ant Source Package
2021-07-10, 111721👍, 0💬
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