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Ant example source code file (FilterMapper.java)
The FilterMapper.java source code/* * 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.tools.ant.types.mappers; import java.io.StringReader; import java.io.Reader; import java.util.Vector; import org.apache.tools.ant.BuildException; import org.apache.tools.ant.UnsupportedAttributeException; import org.apache.tools.ant.filters.util.ChainReaderHelper; import org.apache.tools.ant.types.FilterChain; import org.apache.tools.ant.util.FileNameMapper; import org.apache.tools.ant.util.FileUtils; /** * This is a FileNameMapper based on a FilterChain. */ public class FilterMapper extends FilterChain implements FileNameMapper { /** * From attribute not supported. * @param from a string * @throws BuildException always */ public void setFrom(String from) { throw new UnsupportedAttributeException( "filtermapper doesn't support the \"from\" attribute.", "from"); } /** * From attribute not supported. * @param to a string * @throws BuildException always */ public void setTo(String to) { throw new UnsupportedAttributeException( "filtermapper doesn't support the \"to\" attribute.", "to"); } /** * Return the result of the filters on the sourcefilename. * @param sourceFileName the filename to map * @return a one-element array of converted filenames, or null if * the filterchain returns an empty string. */ public String[] mapFileName(String sourceFileName) { try { Reader stringReader = new StringReader(sourceFileName); ChainReaderHelper helper = new ChainReaderHelper(); helper.setBufferSize(8192); helper.setPrimaryReader(stringReader); helper.setProject(getProject()); Vector filterChains = new Vector(); filterChains.add(this); helper.setFilterChains(filterChains); String result = FileUtils.readFully(helper.getAssembledReader()); if (result.length() == 0) { return null; } else { return new String[] {result}; } } catch (BuildException ex) { throw ex; } catch (Exception ex) { throw new BuildException(ex); } } } Other Ant examples (source code examples)Here is a short list of links related to this Ant FilterMapper.java source code file: |
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