| /* |
| * 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.myfaces.buildtools.maven2.plugin.faces.generator.taglib; |
| |
| import org.apache.myfaces.buildtools.maven2.plugin.faces.io.PrettyWriter; |
| import org.apache.myfaces.buildtools.maven2.plugin.faces.parse.AbstractTagBean; |
| import org.apache.myfaces.buildtools.maven2.plugin.faces.parse.PropertyBean; |
| import org.apache.myfaces.buildtools.maven2.plugin.faces.parse.ValidatorBean; |
| import org.apache.myfaces.buildtools.maven2.plugin.faces.util.FilteredIterator; |
| import org.apache.myfaces.buildtools.maven2.plugin.faces.util.Util; |
| import org.apache.maven.plugin.logging.Log; |
| |
| import java.io.File; |
| import java.io.StringWriter; |
| import java.io.FileWriter; |
| import java.io.IOException; |
| import java.util.Set; |
| import java.util.Iterator; |
| |
| public abstract class AbstractValidatorTagGenerator extends AbstractTagGenerator { |
| |
| public AbstractValidatorTagGenerator(boolean is12, String licenseHeader, Log log) { |
| super(is12, licenseHeader, log); |
| } |
| |
| public void generateTagHandler( |
| ValidatorBean validator, File generatedSourceDirectory) |
| { |
| |
| try |
| { |
| getLog().debug("Generating " + validator.getTagClass()); |
| |
| StringWriter sw = new StringWriter(); |
| PrettyWriter out = new PrettyWriter(sw); |
| Set imports = createImports(validator); |
| writeHeader(out, validator, imports); |
| |
| writeClass(out, validator); |
| |
| writeConstructor(out, validator); |
| |
| writePropertyMethods(out, validator); |
| writeDoStartTag(out, validator); |
| writeCreateValidator(out, validator); |
| writeSetProperties(out, validator); |
| writeRelease(out, validator); |
| |
| writeEnd(out); |
| |
| // delay write in case of error |
| // timestamp should not be updated when an error occurs |
| // delete target file first, because it is readonly |
| File targetFile = createFile(generatedSourceDirectory, validator.getTagClass()); |
| targetFile.delete(); |
| FileWriter fw = new FileWriter(targetFile); |
| StringBuffer buf = sw.getBuffer(); |
| fw.write(buf.toString()); |
| fw.close(); |
| targetFile.setReadOnly(); |
| } |
| catch (Throwable e) |
| { |
| getLog().error("Error generating " + validator.getTagClass(), e); |
| } |
| } |
| |
| protected abstract Set createImports(ValidatorBean validator); |
| |
| protected void writeClass(PrettyWriter out, AbstractTagBean abstractTag) { |
| String className = Util.getClassFromFullClass(abstractTag.getTagClass()); |
| if (is12()) |
| { |
| out.println("public class " + className + |
| " extends ValidatorELTag"); |
| } |
| else |
| { |
| out.println("public class " + className + |
| " extends ValidatorTag"); |
| } |
| |
| out.println("{"); |
| out.indent(); |
| } |
| |
| private void writeDoStartTag( |
| PrettyWriter out, |
| ValidatorBean validator) throws IOException |
| { |
| out.println(); |
| if (!is12()) |
| { |
| String validatorFullClass = validator.getValidatorClass(); |
| String validatorClass = Util.getClassFromFullClass(validatorFullClass); |
| |
| // TODO: restore coding standards, and make final |
| //out.println("@Override"); |
| out.println("public int doStartTag() throws JspException"); |
| out.println("{"); |
| out.indent(); |
| out.println("super.setValidatorId(" + validatorClass + ".VALIDATOR_ID);"); |
| out.println("return super.doStartTag();"); |
| out.unindent(); |
| out.println("}"); |
| } |
| } |
| |
| |
| private void writeCreateValidator( |
| PrettyWriter out, |
| ValidatorBean validator) throws IOException |
| { |
| Iterator properties = validator.properties(); |
| properties = new FilteredIterator(properties, new TagAttributeFilter()); |
| if (properties.hasNext()) |
| { |
| String validatorFullClass = validator.getValidatorClass(); |
| String validatorClass = Util.getClassFromFullClass(validatorFullClass); |
| |
| out.println(); |
| // TODO: restore coding standards, and make final |
| if (is12()) { |
| out.println("@Override"); |
| } |
| out.println("protected Validator createValidator() throws JspException"); |
| out.println("{"); |
| out.indent(); |
| if (is12()) |
| { |
| out.println("String validatorId = " + validatorClass + ".VALIDATOR_ID;"); |
| out.println("Application appl = FacesContext.getCurrentInstance().getApplication();"); |
| out.println(validatorClass + " validator = " + |
| "(" + validatorClass + ")appl.createValidator(validatorId);"); |
| } |
| else |
| { |
| out.println(validatorClass + " validator = " + |
| "(" + validatorClass + ")super.createValidator();"); |
| } |
| out.println("_setProperties(validator);"); |
| out.println("return validator;"); |
| out.unindent(); |
| out.println("}"); |
| } |
| } |
| |
| private void writeSetProperties( |
| PrettyWriter out, |
| ValidatorBean validator) throws IOException |
| { |
| Iterator properties = validator.properties(); |
| properties = new FilteredIterator(properties, new TagAttributeFilter()); |
| if (properties.hasNext()) |
| { |
| String validatorFullClass = validator.getValidatorClass(); |
| String validatorClass = Util.getClassFromFullClass(validatorFullClass); |
| out.println(); |
| out.println("private void _setProperties("); |
| out.indent(); |
| out.println(validatorClass + " validator) throws JspException"); |
| out.unindent(); |
| out.println("{"); |
| out.indent(); |
| while (properties.hasNext()) |
| { |
| PropertyBean property = (PropertyBean)properties.next(); |
| writeSetProperty(out, property); |
| } |
| out.unindent(); |
| out.println("}"); |
| } |
| } |
| |
| protected abstract void writeSetProperty( |
| PrettyWriter out, |
| PropertyBean property); |
| |
| } |