1 /*
   2  * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 package compiler.compilercontrol.share.scenario;
  25 
  26 import compiler.compilercontrol.share.method.MethodDescriptor;
  27 import jdk.test.lib.Pair;
  28 import pool.PoolHelper;
  29 
  30 import java.lang.reflect.Executable;
  31 import java.util.ArrayList;
  32 import java.util.Collections;
  33 import java.util.HashMap;
  34 import java.util.List;
  35 import java.util.Map;
  36 import java.util.concurrent.Callable;
  37 
  38 /**
  39  * An abstract class that builds states by applying
  40  * commands one after another
  41  */
  42 public abstract class AbstractCommandBuilder
  43         implements StateBuilder<CompileCommand> {
  44     protected static final List<Pair<Executable, Callable<?>>> METHODS
  45             = new PoolHelper().getAllMethods();
  46     protected final List<CompileCommand> compileCommands = new ArrayList<>();
  47 
  48     @Override
  49     public void add(CompileCommand command) {
  50         compileCommands.add(command);
  51     }
  52 
  53     @Override
  54     public Map<Executable, State> getStates() {
  55         Map<Executable, State> states = new HashMap<>();
  56         for (CompileCommand compileCommand : compileCommands) {
  57             if (compileCommand.isValid()) {
  58                 CompileCommand cc = new CompileCommand(compileCommand.command,
  59                         compileCommand.methodDescriptor,
  60                         /* CompileCommand option and file doesn't support
  61                            compiler setting */
  62                         null,
  63                         compileCommand.type);
  64                 MethodDescriptor md = cc.methodDescriptor;
  65                 for (Pair<Executable, Callable<?>> pair: METHODS) {
  66                     Executable exec = pair.first;
  67                     State state = states.getOrDefault(exec, new State());
  68                     MethodDescriptor execDesc = new MethodDescriptor(exec);
  69                     // if executable matches regex then apply the state
  70                     if (execDesc.getCanonicalString().matches(md.getRegexp())) {
  71                         state.apply(cc);
  72                     } else {
  73                         if (cc.command == Command.COMPILEONLY) {
  74                             state.setC1Compilable(false);
  75                             state.setC2Compilable(false);
  76                         }
  77                     }
  78                     states.put(exec, state);
  79                 }
  80             }
  81         }
  82         return states;
  83     }
  84 
  85     @Override
  86     public List<CompileCommand> getCompileCommands() {
  87         return Collections.unmodifiableList(compileCommands);
  88     }
  89 
  90     @Override
  91     public boolean isValid() {
  92         // CompileCommand ignores invalid items
  93         return true;
  94     }
  95 }