| 提交 | 用户 | 时间 | ||
| 449017 | 1 | package com.iailab.module.model.mpk.common.utils; |
| D | 2 | |
| 3 | import cn.hutool.core.io.FileUtil; | |
| 4 | import com.iailab.module.model.mpk.common.MdkConstant; | |
| 5 | import com.iailab.module.model.mpk.dto.MpkFileDTO; | |
| 6 | import lombok.extern.slf4j.Slf4j; | |
| 7 | import org.apache.commons.io.FileUtils; | |
| 8 | import org.apache.commons.io.IOUtils; | |
| 9 | import org.apache.velocity.Template; | |
| 10 | import org.apache.velocity.VelocityContext; | |
| 11 | import org.apache.velocity.app.Velocity; | |
| 12 | ||
| 13 | import java.io.File; | |
| 14 | import java.io.IOException; | |
| 15 | import java.io.OutputStream; | |
| 16 | import java.io.StringWriter; | |
| 17 | import java.nio.file.Files; | |
| 18 | import java.util.*; | |
| 19 | import java.util.zip.ZipEntry; | |
| 20 | import java.util.zip.ZipOutputStream; | |
| 21 | ||
| 22 | @Slf4j | |
| 23 | public class GenUtils { | |
| 24 | public static List<String> getTemplates(){ | |
| 25 | List<String> templates = new ArrayList<String>(); | |
| 26 | templates.add("abstract.java.vm"); | |
| 27 | templates.add("impl.java.vm"); | |
| 28 | templates.add("cpp.vm"); | |
| 29 | templates.add("Jni.cpp.vm"); | |
| 30 | templates.add("h.vm"); | |
| 31 | templates.add("Jni.h.vm"); | |
| 32 | return templates; | |
| 33 | } | |
| 34 | /** | |
| 35 | * 生成代码 | |
| 36 | */ | |
| 37 | public static void generatorCode(MpkFileDTO entity, ZipOutputStream zip){ | |
| 38 | //设置velocity资源加载器 | |
| 39 | Properties prop = new Properties(); | |
| 40 | prop.put("file.resource.loader.class", "org.apache.velocity.runtime.resource.loader.ClasspathResourceLoader"); | |
| 41 | Velocity.init(prop); | |
| 42 | ||
| 43 | //封装模板数据 | |
| 44 | Map<String, Object> map = new HashMap<>(); | |
| 45 | map.put("pkgName",entity.getPkgName()); | |
| 46 | map.put("modelMethods",entity.getModelMethods()); | |
| 47 | map.put("pyName",entity.getPyName()); | |
| 48 | map.put("pyModule",entity.getPyModule()); | |
| 49 | ||
| 50 | VelocityContext context = new VelocityContext(map); | |
| 51 | ||
| 52 | //获取模板列表 | |
| 53 | List<String> templates = getTemplates(); | |
| 54 | for(String template : templates){ | |
| 55 | //渲染模板 | |
| 56 | StringWriter sw = drawTemplate(template,context); | |
| 57 | ||
| 58 | try { | |
| 59 | //添加到zip | |
| 60 | zip.putNextEntry(new ZipEntry(getFileName(template, entity.getPyName(),entity.getPkgName(),entity.getPyModule()))); | |
| 61 | IOUtils.write(sw.toString(), zip, "UTF-8"); | |
| 62 | IOUtils.closeQuietly(sw); | |
| 63 | zip.closeEntry(); | |
| 64 | } catch (IOException e) { | |
| 65 | log.error("渲染模板失败，模型名称：" + entity.getPyName(), e); | |
| 66 | throw new RuntimeException("渲染模板失败，模型名称：" + entity.getPyName(), e); | |
| 67 | } | |
| 68 | } | |
| 69 | } | |
| 70 | ||
| 71 | /** | |
| 72 | * 获取文件名 | |
| 73 | */ | |
| 74 | public static String getFileName(String template, String moduleName, String pkgName, String pyModule) { | |
| 75 | // java | |
| 76 | if (template.equals("abstract.java.vm")) { | |
| 77 | return pkgName.replace(".", File.separator) + File.separator + moduleName + ".java"; | |
| 78 | } | |
| 79 | if (template.equals("impl.java.vm")) { | |
| 80 | return pkgName.replace(".", File.separator) + File.separator + MdkConstant.IMPL + File.separator + moduleName + "Impl.java"; | |
| 81 | } | |
| 82 | // c++ | |
| 83 | if (template.equals("cpp.vm")) { | |
| 84 | return pyModule.replace(".", File.separator) + File.separator + moduleName + ".cpp"; | |
| 85 | } | |
| 86 | if (template.equals("h.vm")) { | |
| 87 | return pyModule.replace(".", File.separator) + File.separator + moduleName + ".h"; | |
| 88 | } | |
| 89 | // Jni c++ | |
| 90 | if (template.equals("Jni.cpp.vm")) { | |
| 91 | return pyModule.replace(".", File.separator) + File.separator + MdkConstant.JNI + File.separator + moduleName + "Jni.cpp"; | |
| 92 | } | |
| 93 | if (template.equals("Jni.h.vm")) { | |
| 94 | return pyModule.replace(".", File.separator) + File.separator + MdkConstant.JNI + File.separator + moduleName + "Jni.h"; | |
| 95 | } | |
| 96 | return null; | |
| 97 | } | |
| 98 | ||
| 99 | /** | |
| 100 | * 渲染模板 | |
| 101 | **/ | |
| 102 | public static StringWriter drawTemplate(String template,Map<String, Object> map) { | |
| 103 | //模板数据 | |
| 104 | VelocityContext context = new VelocityContext(map); | |
| 105 | return drawTemplate(template,context); | |
| 106 | } | |
| 107 | ||
| 108 | public static StringWriter drawTemplate(String template,VelocityContext context) { | |
| 109 | Properties prop = new Properties(); | |
| 110 | prop.put("file.resource.loader.class", "org.apache.velocity.runtime.resource.loader.ClasspathResourceLoader"); | |
| 111 | Velocity.init(prop); | |
| 112 | ||
| 113 | StringWriter writer = new StringWriter(); | |
| 114 | Template tpl = Velocity.getTemplate("template/" + template, "UTF-8"); | |
| 115 | tpl.merge(context, writer); | |
| 116 | return writer; | |
| 117 | } | |
| 118 | ||
| 119 | public static void drawTemplate(String template,Map<String, Object> map,File toFile) throws IOException { | |
| 120 | VelocityContext context = new VelocityContext(map); | |
| 121 | drawTemplate(template,context,toFile); | |
| 122 | } | |
| 123 | ||
| 124 | public static void drawTemplate(String template,VelocityContext context,File toFile) throws IOException { | |
| 125 | StringWriter writer = drawTemplate(template,context); | |
| 126 | ||
| 127 | FileUtil.mkParentDirs(toFile); | |
| 128 | ||
| 129 | if (!toFile.exists()) { | |
| 130 | toFile.createNewFile(); | |
| 131 | } | |
| 132 | ||
| 133 | FileUtil.writeUtf8String(writer.toString(),toFile); | |
| f7932f | 134 | IOUtils.closeQuietly(writer); |
| 449017 | 135 | } |
| D | 136 | } |
