content: /*
   * Copyright (C) 2010-2101 Alibaba Group Holding Limited.
   *
   * Licensed 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 com.alibaba.otter.shared.common.utils.compile.impl;
  
  import java.util.ArrayList;
  import java.util.List;
  
  import javax.tools.DiagnosticCollector;
  import javax.tools.JavaFileObject;
  
  import com.alibaba.otter.shared.common.utils.compile.JavaSourceCompiler;
  import com.alibaba.otter.shared.common.utils.compile.exception.CompileExprException;
  import com.alibaba.otter.shared.common.utils.compile.exception.JdkCompileException;
  import com.alibaba.otter.shared.common.utils.compile.model.JavaSource;
  import com.alibaba.otter.shared.common.utils.compile.model.JdkCompilerClassLoader;
  
  public class JdkCompiler implements JavaSourceCompiler {
  
      private List<String> options;
  
      public JdkCompiler(){
          options = new ArrayList<String>();
          // options.add("-target");
          // options.add("1.6");
      }
  
      public Class compile(String sourceString) {
          JavaSource source = new JavaSource(sourceString);
          return compile(source);
      }
  
      public Class compile(JavaSource javaSource) {
          try {
  
              final DiagnosticCollector<JavaFileObject> errs = new DiagnosticCollector<JavaFileObject>();
              JdkCompileTask compileTask = new JdkCompileTask(new JdkCompilerClassLoader(this.getClass().getClassLoader()),
                  options);
              String fullName = javaSource.getPackageName() + "." + javaSource.getClassName();
              Class newClass = compileTask.compile(fullName, javaSource.getSource(), errs);
              return newClass;
          } catch (JdkCompileException ex) {
              DiagnosticCollector<JavaFileObject> diagnostics = ex.getDiagnostics();
              throw new CompileExprException("compile error, source : \n" + javaSource + ", "
                                             + diagnostics.getDiagnostics(), ex);
          } catch (Exception ex) {
              throw new CompileExprException("compile error, source : \n" + javaSource, ex);
          }
  
      }
  
      public void setOptions(List<String> options) {
          this.options = options;
      }
  
  }
  