| /** |
| * 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.wave.pst; |
| |
| import com.google.common.collect.Lists; |
| import com.google.common.io.Files; |
| import com.google.protobuf.Descriptors.FileDescriptor; |
| |
| import org.apache.commons.cli.ParseException; |
| |
| import java.io.File; |
| import java.util.List; |
| |
| /** |
| * Entry point for command line protobuf-stringtemplate. |
| * |
| * @author kalman@google.com (Benjamin Kalman) |
| */ |
| public final class PstMain { |
| |
| public static void main(String[] args) { |
| PstCommandLine cl = null; |
| try { |
| cl = new PstCommandLine(args); |
| } catch (ParseException e) { |
| System.err.println("Error parsing command line arguments: " + e.getMessage()); |
| PstCommandLine.printHelp(); |
| System.exit(1); |
| } |
| |
| if (cl.hasHelp()) { |
| PstCommandLine.printHelp(); |
| System.exit(0); |
| } |
| |
| FileDescriptor fd = PstFileDescriptor.load( |
| cl.getProtoFile().getPath(), |
| cl.shouldSaveJava() ? cl.getOutputDir() : Files.createTempDir(), |
| cl.getProtoPath()); |
| if (fd == null) { |
| System.err.println("Error: cannot find file descriptor for " + cl.getProtoFile()); |
| System.exit(1); |
| } |
| |
| boolean failed = false; |
| |
| List<File> templates = Lists.newArrayList(); |
| for (File maybeTemplate : cl.getTemplateFiles()) { |
| if (maybeTemplate.exists()) { |
| templates.add(maybeTemplate); |
| } else { |
| System.err.println("ERROR: template " + maybeTemplate.getPath() + " does not exist."); |
| failed = true; |
| } |
| } |
| |
| Pst pst = new Pst(cl.getOutputDir(), fd, cl.getStyler(), templates, cl.shouldSavePreStyled(), |
| cl.shouldUseInt52()); |
| try { |
| pst.run(); |
| } catch (PstException e) { |
| System.err.printf("ERROR: generation failed for %d/%d templates:\n", |
| e.getTemplateExceptions().size(), templates.size()); |
| for (PstException.TemplateException te : e.getTemplateExceptions()) { |
| System.err.println('\n' + te.getTemplateName() + " failed:"); |
| te.printStackTrace(System.err); |
| } |
| failed = true; |
| } |
| |
| if (failed) { |
| System.exit(1); |
| } |
| } |
| } |