src/Pure/Thy/sessions.scala
author wenzelm
Mon Apr 17 21:00:38 2017 +0200 (2017-04-17)
changeset 65499 fc7f03cbccbc
parent 65498 2af863e28204
child 65500 a6644e0e8728
permissions -rw-r--r--
tuned signature;
wenzelm@62631
     1
/*  Title:      Pure/Thy/sessions.scala
wenzelm@62631
     2
    Author:     Makarius
wenzelm@62631
     3
wenzelm@65430
     4
Cumulative session information.
wenzelm@62631
     5
*/
wenzelm@62631
     6
wenzelm@62631
     7
package isabelle
wenzelm@62631
     8
wenzelm@65461
     9
import java.io.{File => JFile}
wenzelm@62704
    10
import java.nio.ByteBuffer
wenzelm@62704
    11
import java.nio.channels.FileChannel
wenzelm@62704
    12
import java.nio.file.StandardOpenOption
wenzelm@65320
    13
import java.sql.PreparedStatement
wenzelm@62631
    14
wenzelm@62631
    15
import scala.collection.SortedSet
wenzelm@62631
    16
import scala.collection.mutable
wenzelm@62631
    17
wenzelm@62631
    18
wenzelm@62631
    19
object Sessions
wenzelm@62631
    20
{
wenzelm@65360
    21
  /* base info and source dependencies */
wenzelm@62883
    22
wenzelm@65445
    23
  val DRAFT = "Draft"
wenzelm@65445
    24
wenzelm@65360
    25
  def is_pure(name: String): Boolean = name == Thy_Header.PURE
wenzelm@64856
    26
wenzelm@65495
    27
  object Known
wenzelm@64856
    28
  {
wenzelm@65495
    29
    val empty: Known = Known()
wenzelm@65360
    30
wenzelm@65495
    31
    def make(local_dir: Path, bases: List[Base], theories: List[Document.Node.Name]): Known =
wenzelm@65427
    32
    {
wenzelm@65463
    33
      def bases_iterator(local: Boolean) =
wenzelm@65463
    34
        for {
wenzelm@65463
    35
          base <- bases.iterator
wenzelm@65499
    36
          (_, name) <- (if (local) base.known.theories_local else base.known.theories).iterator
wenzelm@65463
    37
        } yield name
wenzelm@65463
    38
wenzelm@65463
    39
      def local_theories_iterator =
wenzelm@65463
    40
      {
wenzelm@65463
    41
        val local_path = local_dir.file.getCanonicalFile.toPath
wenzelm@65463
    42
        theories.iterator.filter(name =>
wenzelm@65463
    43
          Path.explode(name.node).file.getCanonicalFile.toPath.startsWith(local_path))
wenzelm@65463
    44
      }
wenzelm@65427
    45
wenzelm@65461
    46
      val known_theories =
wenzelm@65463
    47
        (Map.empty[String, Document.Node.Name] /: (bases_iterator(false) ++ theories.iterator))({
wenzelm@65461
    48
          case (known, name) =>
wenzelm@65461
    49
            known.get(name.theory) match {
wenzelm@65461
    50
              case Some(name1) if name != name1 =>
wenzelm@65461
    51
                error("Duplicate theory " + quote(name.node) + " vs. " + quote(name1.node))
wenzelm@65461
    52
              case _ => known + (name.theory -> name)
wenzelm@65461
    53
            }
wenzelm@65461
    54
          })
wenzelm@65463
    55
      val known_theories_local =
wenzelm@65463
    56
        (Map.empty[String, Document.Node.Name] /:
wenzelm@65463
    57
            (bases_iterator(true) ++ local_theories_iterator))({
wenzelm@65463
    58
          case (known, name) => known + (name.theory -> name)
wenzelm@65463
    59
        })
wenzelm@65461
    60
      val known_files =
wenzelm@65463
    61
        (Map.empty[JFile, List[Document.Node.Name]] /:
wenzelm@65463
    62
            (bases_iterator(true) ++ bases_iterator(false) ++ theories.iterator))({
wenzelm@65461
    63
          case (known, name) =>
wenzelm@65461
    64
            val file = Path.explode(name.node).file.getCanonicalFile
wenzelm@65463
    65
            val theories1 = known.getOrElse(file, Nil)
wenzelm@65463
    66
            if (theories1.exists(name1 => name.node == name1.node && name.theory == name1.theory))
wenzelm@65461
    67
              known
wenzelm@65463
    68
            else known + (file -> (name :: theories1))
wenzelm@65427
    69
        })
wenzelm@65495
    70
      Known(known_theories, known_theories_local,
wenzelm@65463
    71
        known_files.iterator.map(p => (p._1, p._2.reverse)).toMap)
wenzelm@65427
    72
    }
wenzelm@64856
    73
  }
wenzelm@64856
    74
wenzelm@65495
    75
  sealed case class Known(
wenzelm@65499
    76
    theories: Map[String, Document.Node.Name] = Map.empty,
wenzelm@65499
    77
    theories_local: Map[String, Document.Node.Name] = Map.empty,
wenzelm@65499
    78
    files: Map[JFile, List[Document.Node.Name]] = Map.empty)
wenzelm@65355
    79
  {
wenzelm@65495
    80
    def platform_path: Known =
wenzelm@65499
    81
      copy(theories = for ((a, b) <- theories) yield (a, b.map(File.platform_path(_))),
wenzelm@65499
    82
        theories_local = for ((a, b) <- theories_local) yield (a, b.map(File.platform_path(_))),
wenzelm@65499
    83
        files = for ((a, b) <- files) yield (a, b.map(c => c.map(File.platform_path(_)))))
wenzelm@65495
    84
  }
wenzelm@65495
    85
wenzelm@65495
    86
  object Base
wenzelm@65495
    87
  {
wenzelm@65495
    88
    def pure(options: Options): Base = session_base(options, Thy_Header.PURE)
wenzelm@65495
    89
wenzelm@65495
    90
    def bootstrap(global_theories: Map[String, String]): Base =
wenzelm@65495
    91
      Base(
wenzelm@65495
    92
        global_theories = global_theories,
wenzelm@65495
    93
        keywords = Thy_Header.bootstrap_header,
wenzelm@65495
    94
        syntax = Thy_Header.bootstrap_syntax)
wenzelm@65495
    95
  }
wenzelm@65495
    96
wenzelm@65495
    97
  sealed case class Base(
wenzelm@65495
    98
    global_theories: Map[String, String] = Map.empty,
wenzelm@65495
    99
    loaded_theories: Map[String, String] = Map.empty,
wenzelm@65495
   100
    known: Known = Known.empty,
wenzelm@65495
   101
    keywords: Thy_Header.Keywords = Nil,
wenzelm@65495
   102
    syntax: Outer_Syntax = Outer_Syntax.empty,
wenzelm@65495
   103
    sources: List[(Path, SHA1.Digest)] = Nil,
wenzelm@65495
   104
    session_graph: Graph_Display.Graph = Graph_Display.empty_graph)
wenzelm@65495
   105
  {
wenzelm@65495
   106
    def platform_path: Base = copy(known = known.platform_path)
wenzelm@65463
   107
wenzelm@65355
   108
    def loaded_theory(name: Document.Node.Name): Boolean =
wenzelm@65429
   109
      loaded_theories.isDefinedAt(name.theory)
wenzelm@65432
   110
wenzelm@65498
   111
    def known_theory(name: String): Option[Document.Node.Name] =
wenzelm@65499
   112
      known.theories.get(name)
wenzelm@65498
   113
wenzelm@65498
   114
    def known_file(file: JFile): Option[Document.Node.Name] =
wenzelm@65499
   115
      known.files.getOrElse(file, Nil).headOption
wenzelm@65495
   116
wenzelm@65432
   117
    def dest_known_theories: List[(String, String)] =
wenzelm@65499
   118
      for ((theory, node_name) <- known.theories.toList)
wenzelm@65432
   119
        yield (theory, node_name.node)
wenzelm@65355
   120
  }
wenzelm@64856
   121
wenzelm@65495
   122
  sealed case class Deps(session_bases: Map[String, Base], all_known: Known)
wenzelm@65251
   123
  {
wenzelm@65463
   124
    def is_empty: Boolean = session_bases.isEmpty
wenzelm@65463
   125
    def apply(name: String): Base = session_bases(name)
wenzelm@65463
   126
    def sources(name: String): List[SHA1.Digest] = session_bases(name).sources.map(_._2)
wenzelm@65251
   127
  }
wenzelm@64856
   128
wenzelm@65415
   129
  def deps(sessions: T,
wenzelm@65251
   130
      progress: Progress = No_Progress,
wenzelm@65251
   131
      inlined_files: Boolean = false,
wenzelm@65251
   132
      verbose: Boolean = false,
wenzelm@65251
   133
      list_files: Boolean = false,
wenzelm@65251
   134
      check_keywords: Set[String] = Set.empty,
wenzelm@65463
   135
      global_theories: Map[String, String] = Map.empty,
wenzelm@65495
   136
      all_known: Boolean = false): Deps =
wenzelm@65372
   137
  {
wenzelm@65463
   138
    val session_bases =
wenzelm@65463
   139
      (Map.empty[String, Base] /: sessions.imports_topological_order)({
wenzelm@65463
   140
        case (session_bases, (session_name, info)) =>
wenzelm@65463
   141
          if (progress.stopped) throw Exn.Interrupt()
wenzelm@65251
   142
wenzelm@65463
   143
          try {
wenzelm@65496
   144
            val parent_base: Sessions.Base =
wenzelm@65463
   145
              info.parent match {
wenzelm@65475
   146
                case None => Base.bootstrap(global_theories)
wenzelm@65463
   147
                case Some(parent) => session_bases(parent)
wenzelm@65463
   148
              }
wenzelm@65496
   149
            val imports_base: Sessions.Base =
wenzelm@65496
   150
              parent_base.copy(known =
wenzelm@65496
   151
                Known.make(info.dir, parent_base :: info.imports.map(session_bases(_)), Nil))
wenzelm@65496
   152
wenzelm@65496
   153
            val resources = new Resources(imports_base,
wenzelm@65463
   154
              default_qualifier = info.theory_qualifier(session_name))
wenzelm@65251
   155
wenzelm@65463
   156
            if (verbose || list_files) {
wenzelm@65463
   157
              val groups =
wenzelm@65463
   158
                if (info.groups.isEmpty) ""
wenzelm@65463
   159
                else info.groups.mkString(" (", " ", ")")
wenzelm@65463
   160
              progress.echo("Session " + info.chapter + "/" + session_name + groups)
wenzelm@65463
   161
            }
wenzelm@65251
   162
wenzelm@65463
   163
            val thy_deps =
wenzelm@65463
   164
            {
wenzelm@65463
   165
              val root_theories =
wenzelm@65463
   166
                info.theories.flatMap({ case (_, thys) =>
wenzelm@65463
   167
                  thys.map(thy =>
wenzelm@65463
   168
                    (resources.import_name(session_name, info.dir.implode, thy), info.pos))
wenzelm@65463
   169
                })
wenzelm@65463
   170
              val thy_deps = resources.thy_info.dependencies(root_theories)
wenzelm@65251
   171
wenzelm@65463
   172
              thy_deps.errors match {
wenzelm@65463
   173
                case Nil => thy_deps
wenzelm@65463
   174
                case errs => error(cat_lines(errs))
wenzelm@65463
   175
              }
wenzelm@65251
   176
            }
wenzelm@65251
   177
wenzelm@65463
   178
            val syntax = thy_deps.syntax
wenzelm@65251
   179
wenzelm@65463
   180
            val theory_files = thy_deps.deps.map(dep => Path.explode(dep.name.node))
wenzelm@65463
   181
            val loaded_files =
wenzelm@65463
   182
              if (inlined_files) {
wenzelm@65463
   183
                val pure_files =
wenzelm@65463
   184
                  if (is_pure(session_name)) {
wenzelm@65463
   185
                    val roots = Thy_Header.ml_roots.map(p => info.dir + Path.explode(p._1))
wenzelm@65463
   186
                    val files =
wenzelm@65463
   187
                      roots.flatMap(root => resources.loaded_files(syntax, File.read(root))).
wenzelm@65463
   188
                        map(file => info.dir + Path.explode(file))
wenzelm@65463
   189
                    roots ::: files
wenzelm@65463
   190
                  }
wenzelm@65463
   191
                  else Nil
wenzelm@65463
   192
                pure_files ::: thy_deps.loaded_files
wenzelm@65463
   193
              }
wenzelm@65463
   194
              else Nil
wenzelm@65251
   195
wenzelm@65463
   196
            val all_files =
wenzelm@65463
   197
              (theory_files ::: loaded_files :::
wenzelm@65463
   198
                info.files.map(file => info.dir + file) :::
wenzelm@65463
   199
                info.document_files.map(file => info.dir + file._1 + file._2)).map(_.expand)
wenzelm@65463
   200
wenzelm@65463
   201
            if (list_files)
wenzelm@65463
   202
              progress.echo(cat_lines(all_files.map(_.implode).sorted.map("  " + _)))
wenzelm@65463
   203
wenzelm@65463
   204
            if (check_keywords.nonEmpty)
wenzelm@65463
   205
              Check_Keywords.check_keywords(progress, syntax.keywords, check_keywords, theory_files)
wenzelm@65251
   206
wenzelm@65463
   207
            val base =
wenzelm@65463
   208
              Base(global_theories = global_theories,
wenzelm@65463
   209
                loaded_theories = thy_deps.loaded_theories,
wenzelm@65496
   210
                known = Known.make(info.dir, List(imports_base), thy_deps.deps.map(_.name)),
wenzelm@65463
   211
                keywords = thy_deps.keywords,
wenzelm@65463
   212
                syntax = syntax,
wenzelm@65463
   213
                sources = all_files.map(p => (p, SHA1.digest(p.file))),
wenzelm@65496
   214
                session_graph = thy_deps.session_graph(info.parent getOrElse "", imports_base))
wenzelm@65251
   215
wenzelm@65463
   216
            session_bases + (session_name -> base)
wenzelm@65463
   217
          }
wenzelm@65463
   218
          catch {
wenzelm@65463
   219
            case ERROR(msg) =>
wenzelm@65463
   220
              cat_error(msg, "The error(s) above occurred in session " +
wenzelm@65463
   221
                quote(session_name) + Position.here(info.pos))
wenzelm@65463
   222
          }
wenzelm@65463
   223
      })
wenzelm@65251
   224
wenzelm@65496
   225
    Deps(session_bases,
wenzelm@65495
   226
      if (all_known) Known.make(Path.current, session_bases.toList.map(_._2), Nil)
wenzelm@65496
   227
      else Known.empty)
wenzelm@65372
   228
  }
wenzelm@65251
   229
wenzelm@65428
   230
  def session_base(
wenzelm@65428
   231
    options: Options,
wenzelm@65428
   232
    session: String,
wenzelm@65428
   233
    dirs: List[Path] = Nil,
wenzelm@65495
   234
    all_known: Boolean = false): Base =
wenzelm@65251
   235
  {
wenzelm@65415
   236
    val full_sessions = load(options, dirs = dirs)
wenzelm@65428
   237
    val global_theories = full_sessions.global_theories
wenzelm@65428
   238
    val selected_sessions = full_sessions.selection(Selection(sessions = List(session)))._2
wenzelm@65372
   239
wenzelm@65495
   240
    if (all_known) {
wenzelm@65463
   241
      val deps = Sessions.deps(
wenzelm@65495
   242
        full_sessions, global_theories = global_theories, all_known = all_known)
wenzelm@65495
   243
      deps(session).copy(known = deps.all_known)
wenzelm@65428
   244
    }
wenzelm@65428
   245
    else
wenzelm@65428
   246
      deps(selected_sessions, global_theories = global_theories)(session)
wenzelm@65251
   247
  }
wenzelm@65251
   248
wenzelm@65251
   249
wenzelm@65415
   250
  /* cumulative session info */
wenzelm@62631
   251
wenzelm@62631
   252
  sealed case class Info(
wenzelm@62631
   253
    chapter: String,
wenzelm@62631
   254
    select: Boolean,
wenzelm@62631
   255
    pos: Position.T,
wenzelm@62631
   256
    groups: List[String],
wenzelm@62631
   257
    dir: Path,
wenzelm@62631
   258
    parent: Option[String],
wenzelm@62631
   259
    description: String,
wenzelm@62631
   260
    options: Options,
wenzelm@65420
   261
    imports: List[String],
wenzelm@65392
   262
    theories: List[(Options, List[String])],
wenzelm@65374
   263
    global_theories: List[String],
wenzelm@62631
   264
    files: List[Path],
wenzelm@62631
   265
    document_files: List[(Path, Path)],
wenzelm@62631
   266
    meta_digest: SHA1.Digest)
wenzelm@62631
   267
  {
wenzelm@62631
   268
    def timeout: Time = Time.seconds(options.real("timeout") * options.real("timeout_scale"))
wenzelm@65456
   269
wenzelm@65457
   270
    def theory_qualifier(default_qualifier: String): String =
wenzelm@65456
   271
      options.string("theory_qualifier") match {
wenzelm@65457
   272
        case "" => default_qualifier
wenzelm@65457
   273
        case qualifier => qualifier
wenzelm@65456
   274
      }
wenzelm@62631
   275
  }
wenzelm@62631
   276
wenzelm@65419
   277
  object Selection
wenzelm@65419
   278
  {
wenzelm@65422
   279
    val empty: Selection = Selection()
wenzelm@65419
   280
  }
wenzelm@65419
   281
wenzelm@65419
   282
  sealed case class Selection(
wenzelm@65419
   283
    requirements: Boolean = false,
wenzelm@65419
   284
    all_sessions: Boolean = false,
wenzelm@65419
   285
    exclude_session_groups: List[String] = Nil,
wenzelm@65419
   286
    exclude_sessions: List[String] = Nil,
wenzelm@65419
   287
    session_groups: List[String] = Nil,
wenzelm@65419
   288
    sessions: List[String] = Nil)
wenzelm@65419
   289
  {
wenzelm@65422
   290
    def + (other: Selection): Selection =
wenzelm@65422
   291
      Selection(
wenzelm@65422
   292
        requirements = requirements || other.requirements,
wenzelm@65422
   293
        all_sessions = all_sessions || other.all_sessions,
wenzelm@65422
   294
        exclude_session_groups = exclude_session_groups ::: other.exclude_session_groups,
wenzelm@65422
   295
        exclude_sessions = exclude_sessions ::: other.exclude_sessions,
wenzelm@65422
   296
        session_groups = session_groups ::: other.session_groups,
wenzelm@65422
   297
        sessions = sessions ::: other.sessions)
wenzelm@65422
   298
wenzelm@65419
   299
    def apply(graph: Graph[String, Info]): (List[String], Graph[String, Info]) =
wenzelm@65419
   300
    {
wenzelm@65419
   301
      val bad_sessions =
wenzelm@65419
   302
        SortedSet((exclude_sessions ::: sessions).filterNot(graph.defined(_)): _*).toList
wenzelm@65419
   303
      if (bad_sessions.nonEmpty) error("Undefined session(s): " + commas_quote(bad_sessions))
wenzelm@65419
   304
wenzelm@65419
   305
      val excluded =
wenzelm@65419
   306
      {
wenzelm@65419
   307
        val exclude_group = exclude_session_groups.toSet
wenzelm@65419
   308
        val exclude_group_sessions =
wenzelm@65419
   309
          (for {
wenzelm@65419
   310
            (name, (info, _)) <- graph.iterator
wenzelm@65419
   311
            if graph.get_node(name).groups.exists(exclude_group)
wenzelm@65419
   312
          } yield name).toList
wenzelm@65419
   313
        graph.all_succs(exclude_group_sessions ::: exclude_sessions).toSet
wenzelm@65419
   314
      }
wenzelm@65419
   315
wenzelm@65419
   316
      val pre_selected =
wenzelm@65419
   317
      {
wenzelm@65419
   318
        if (all_sessions) graph.keys
wenzelm@65419
   319
        else {
wenzelm@65419
   320
          val select_group = session_groups.toSet
wenzelm@65419
   321
          val select = sessions.toSet
wenzelm@65419
   322
          (for {
wenzelm@65419
   323
            (name, (info, _)) <- graph.iterator
wenzelm@65419
   324
            if info.select || select(name) || graph.get_node(name).groups.exists(select_group)
wenzelm@65419
   325
          } yield name).toList
wenzelm@65419
   326
        }
wenzelm@65419
   327
      }.filterNot(excluded)
wenzelm@65419
   328
wenzelm@65419
   329
      val selected =
wenzelm@65419
   330
        if (requirements) (graph.all_preds(pre_selected).toSet -- pre_selected).toList
wenzelm@65419
   331
        else pre_selected
wenzelm@65419
   332
wenzelm@65419
   333
      (selected, graph.restrict(graph.all_preds(selected).toSet))
wenzelm@65419
   334
    }
wenzelm@65419
   335
  }
wenzelm@65419
   336
wenzelm@65415
   337
  def make(infos: Traversable[(String, Info)]): T =
wenzelm@62631
   338
  {
wenzelm@65420
   339
    def add_edges(graph: Graph[String, Info], kind: String, edges: Info => Traversable[String])
wenzelm@65420
   340
      : Graph[String, Info] =
wenzelm@65420
   341
    {
wenzelm@65420
   342
      def add_edge(pos: Position.T, name: String, g: Graph[String, Info], parent: String) =
wenzelm@65420
   343
      {
wenzelm@65420
   344
        if (!g.defined(parent))
wenzelm@65420
   345
          error("Bad " + kind + " session " + quote(parent) + " for " +
wenzelm@65420
   346
            quote(name) + Position.here(pos))
wenzelm@65420
   347
wenzelm@65420
   348
        try { g.add_edge_acyclic(parent, name) }
wenzelm@65420
   349
        catch {
wenzelm@65420
   350
          case exn: Graph.Cycles[_] =>
wenzelm@65420
   351
            error(cat_lines(exn.cycles.map(cycle =>
wenzelm@65420
   352
              "Cyclic session dependency of " +
wenzelm@65420
   353
                cycle.map(c => quote(c.toString)).mkString(" via "))) + Position.here(pos))
wenzelm@65420
   354
        }
wenzelm@65420
   355
      }
wenzelm@65420
   356
      (graph /: graph.iterator) {
wenzelm@65420
   357
        case (g, (name, (info, _))) => (g /: edges(info))(add_edge(info.pos, name, _, _))
wenzelm@65420
   358
      }
wenzelm@65420
   359
    }
wenzelm@65420
   360
wenzelm@65420
   361
    val graph0 =
wenzelm@65415
   362
      (Graph.string[Info] /: infos) {
wenzelm@65415
   363
        case (graph, (name, info)) =>
wenzelm@65415
   364
          if (graph.defined(name))
wenzelm@65415
   365
            error("Duplicate session " + quote(name) + Position.here(info.pos) +
wenzelm@65415
   366
              Position.here(graph.get_node(name).pos))
wenzelm@65415
   367
          else graph.new_node(name, info)
wenzelm@65415
   368
      }
wenzelm@65420
   369
    val graph1 = add_edges(graph0, "parent", _.parent)
wenzelm@65420
   370
    val graph2 = add_edges(graph1, "imports", _.imports)
wenzelm@62631
   371
wenzelm@65420
   372
    new T(graph1, graph2)
wenzelm@62631
   373
  }
wenzelm@62631
   374
wenzelm@65420
   375
  final class T private[Sessions](
wenzelm@65420
   376
      val build_graph: Graph[String, Info],
wenzelm@65420
   377
      val imports_graph: Graph[String, Info])
wenzelm@62631
   378
  {
wenzelm@65420
   379
    def apply(name: String): Info = imports_graph.get_node(name)
wenzelm@65420
   380
    def get(name: String): Option[Info] =
wenzelm@65420
   381
      if (imports_graph.defined(name)) Some(imports_graph.get_node(name)) else None
wenzelm@62631
   382
wenzelm@65457
   383
    def global_theories: Map[String, String] =
wenzelm@65490
   384
      (Thy_Header.bootstrap_global_theories.toMap /:
wenzelm@65424
   385
        (for {
wenzelm@65457
   386
          (session_name, (info, _)) <- imports_graph.iterator
wenzelm@65457
   387
          thy <- info.global_theories.iterator } yield (thy, session_name, info)))({
wenzelm@65457
   388
            case (global, (thy, session_name, info)) =>
wenzelm@65457
   389
              val qualifier = info.theory_qualifier(session_name)
wenzelm@65457
   390
              global.get(thy) match {
wenzelm@65457
   391
                case Some(qualifier1) if qualifier != qualifier1 =>
wenzelm@65457
   392
                  error("Duplicate global theory " + quote(thy) + Position.here(info.pos))
wenzelm@65457
   393
                case _ => global + (thy -> qualifier)
wenzelm@65457
   394
              }
wenzelm@65457
   395
          })
wenzelm@65372
   396
wenzelm@65419
   397
    def selection(select: Selection): (List[String], T) =
wenzelm@62631
   398
    {
wenzelm@65420
   399
      val (_, build_graph1) = select(build_graph)
wenzelm@65420
   400
      val (selected, imports_graph1) = select(imports_graph)
wenzelm@65420
   401
      (selected, new T(build_graph1, imports_graph1))
wenzelm@62631
   402
    }
wenzelm@62631
   403
wenzelm@65420
   404
    def build_ancestors(name: String): List[String] =
wenzelm@65420
   405
      build_graph.all_preds(List(name)).tail.reverse
wenzelm@65420
   406
wenzelm@65420
   407
    def build_descendants(names: List[String]): List[String] =
wenzelm@65420
   408
      build_graph.all_succs(names)
wenzelm@62631
   409
wenzelm@65420
   410
    def build_topological_order: List[(String, Info)] =
wenzelm@65420
   411
      build_graph.topological_order.map(name => (name, apply(name)))
wenzelm@62631
   412
wenzelm@65420
   413
    def imports_topological_order: List[(String, Info)] =
wenzelm@65420
   414
      imports_graph.topological_order.map(name => (name, apply(name)))
wenzelm@65420
   415
wenzelm@65420
   416
    override def toString: String =
wenzelm@65420
   417
      imports_graph.keys_iterator.mkString("Sessions.T(", ", ", ")")
wenzelm@62631
   418
  }
wenzelm@62631
   419
wenzelm@62631
   420
wenzelm@62631
   421
  /* parser */
wenzelm@62631
   422
wenzelm@62864
   423
  val ROOT = Path.explode("ROOT")
wenzelm@62864
   424
  val ROOTS = Path.explode("ROOTS")
wenzelm@62864
   425
wenzelm@62631
   426
  private val CHAPTER = "chapter"
wenzelm@62631
   427
  private val SESSION = "session"
wenzelm@62631
   428
  private val IN = "in"
wenzelm@62631
   429
  private val DESCRIPTION = "description"
wenzelm@62631
   430
  private val OPTIONS = "options"
wenzelm@65420
   431
  private val SESSIONS = "sessions"
wenzelm@62631
   432
  private val THEORIES = "theories"
wenzelm@65374
   433
  private val GLOBAL = "global"
wenzelm@62631
   434
  private val FILES = "files"
wenzelm@62631
   435
  private val DOCUMENT_FILES = "document_files"
wenzelm@62631
   436
wenzelm@62631
   437
  lazy val root_syntax =
wenzelm@65374
   438
    Outer_Syntax.init() + "(" + ")" + "+" + "," + "=" + "[" + "]" + GLOBAL + IN +
wenzelm@63443
   439
      (CHAPTER, Keyword.THY_DECL) +
wenzelm@63443
   440
      (SESSION, Keyword.THY_DECL) +
wenzelm@63443
   441
      (DESCRIPTION, Keyword.QUASI_COMMAND) +
wenzelm@63443
   442
      (OPTIONS, Keyword.QUASI_COMMAND) +
wenzelm@65420
   443
      (SESSIONS, Keyword.QUASI_COMMAND) +
wenzelm@63443
   444
      (THEORIES, Keyword.QUASI_COMMAND) +
wenzelm@63443
   445
      (FILES, Keyword.QUASI_COMMAND) +
wenzelm@63443
   446
      (DOCUMENT_FILES, Keyword.QUASI_COMMAND)
wenzelm@62631
   447
wenzelm@62968
   448
  private object Parser extends Parse.Parser with Options.Parser
wenzelm@62631
   449
  {
wenzelm@62631
   450
    private abstract class Entry
wenzelm@62631
   451
    private sealed case class Chapter(name: String) extends Entry
wenzelm@62631
   452
    private sealed case class Session_Entry(
wenzelm@62631
   453
      pos: Position.T,
wenzelm@62631
   454
      name: String,
wenzelm@62631
   455
      groups: List[String],
wenzelm@62631
   456
      path: String,
wenzelm@62631
   457
      parent: Option[String],
wenzelm@62631
   458
      description: String,
wenzelm@62631
   459
      options: List[Options.Spec],
wenzelm@65420
   460
      imports: List[String],
wenzelm@65374
   461
      theories: List[(List[Options.Spec], List[(String, Boolean)])],
wenzelm@62631
   462
      files: List[String],
wenzelm@62631
   463
      document_files: List[(String, String)]) extends Entry
wenzelm@62631
   464
wenzelm@62631
   465
    private val chapter: Parser[Chapter] =
wenzelm@62631
   466
    {
wenzelm@62631
   467
      val chapter_name = atom("chapter name", _.is_name)
wenzelm@62631
   468
wenzelm@62631
   469
      command(CHAPTER) ~! chapter_name ^^ { case _ ~ a => Chapter(a) }
wenzelm@62631
   470
    }
wenzelm@62631
   471
wenzelm@62631
   472
    private val session_entry: Parser[Session_Entry] =
wenzelm@62631
   473
    {
wenzelm@62631
   474
      val session_name = atom("session name", _.is_name)
wenzelm@62631
   475
wenzelm@62631
   476
      val option =
wenzelm@62968
   477
        option_name ~ opt($$$("=") ~! option_value ^^
wenzelm@62968
   478
          { case _ ~ x => x }) ^^ { case x ~ y => (x, y) }
wenzelm@62631
   479
      val options = $$$("[") ~> rep1sep(option, $$$(",")) <~ $$$("]")
wenzelm@62631
   480
wenzelm@65374
   481
      val global =
wenzelm@65374
   482
        ($$$("(") ~! $$$(GLOBAL) ~ $$$(")")) ^^ { case _ => true } | success(false)
wenzelm@65374
   483
wenzelm@65374
   484
      val theory_entry =
wenzelm@65374
   485
        theory_name ~ global ^^ { case x ~ y => (x, y) }
wenzelm@65374
   486
wenzelm@62631
   487
      val theories =
wenzelm@65374
   488
        $$$(THEORIES) ~!
wenzelm@65374
   489
          ((options | success(Nil)) ~ rep(theory_entry)) ^^
wenzelm@65374
   490
          { case _ ~ (x ~ y) => (x, y) }
wenzelm@62631
   491
wenzelm@62631
   492
      val document_files =
wenzelm@62631
   493
        $$$(DOCUMENT_FILES) ~!
wenzelm@62631
   494
          (($$$("(") ~! ($$$(IN) ~! (path ~ $$$(")"))) ^^
wenzelm@62631
   495
              { case _ ~ (_ ~ (x ~ _)) => x } | success("document")) ~
wenzelm@62631
   496
            rep1(path)) ^^ { case _ ~ (x ~ y) => y.map((x, _)) }
wenzelm@62631
   497
wenzelm@62631
   498
      command(SESSION) ~!
wenzelm@62631
   499
        (position(session_name) ~
wenzelm@62631
   500
          (($$$("(") ~! (rep1(name) <~ $$$(")")) ^^ { case _ ~ x => x }) | success(Nil)) ~
wenzelm@62631
   501
          (($$$(IN) ~! path ^^ { case _ ~ x => x }) | success(".")) ~
wenzelm@62631
   502
          ($$$("=") ~!
wenzelm@62631
   503
            (opt(session_name ~! $$$("+") ^^ { case x ~ _ => x }) ~
wenzelm@62631
   504
              (($$$(DESCRIPTION) ~! text ^^ { case _ ~ x => x }) | success("")) ~
wenzelm@62631
   505
              (($$$(OPTIONS) ~! options ^^ { case _ ~ x => x }) | success(Nil)) ~
wenzelm@65420
   506
              (($$$(SESSIONS) ~! rep(session_name)  ^^ { case _ ~ x => x }) | success(Nil)) ~
wenzelm@62631
   507
              rep1(theories) ~
wenzelm@62631
   508
              (($$$(FILES) ~! rep1(path) ^^ { case _ ~ x => x }) | success(Nil)) ~
wenzelm@62631
   509
              (rep(document_files) ^^ (x => x.flatten))))) ^^
wenzelm@65420
   510
        { case _ ~ ((a, pos) ~ b ~ c ~ (_ ~ (d ~ e ~ f ~ g ~ h ~ i ~ j))) =>
wenzelm@65420
   511
            Session_Entry(pos, a, b, c, d, e, f, g, h, i, j) }
wenzelm@62631
   512
    }
wenzelm@62631
   513
wenzelm@62631
   514
    def parse(options: Options, select: Boolean, dir: Path): List[(String, Info)] =
wenzelm@62631
   515
    {
wenzelm@62631
   516
      def make_info(entry_chapter: String, entry: Session_Entry): (String, Info) =
wenzelm@62631
   517
      {
wenzelm@62631
   518
        try {
wenzelm@62631
   519
          val name = entry.name
wenzelm@62631
   520
wenzelm@65445
   521
          if (name == "" || name == DRAFT) error("Bad session name")
wenzelm@65360
   522
          if (is_pure(name) && entry.parent.isDefined) error("Illegal parent session")
wenzelm@65360
   523
          if (!is_pure(name) && !entry.parent.isDefined) error("Missing parent session")
wenzelm@62631
   524
wenzelm@62631
   525
          val session_options = options ++ entry.options
wenzelm@62631
   526
wenzelm@62631
   527
          val theories =
wenzelm@65392
   528
            entry.theories.map({ case (opts, thys) => (session_options ++ opts, thys.map(_._1)) })
wenzelm@65374
   529
wenzelm@65374
   530
          val global_theories =
wenzelm@65374
   531
            for { (_, thys) <- entry.theories; (thy, global) <- thys if global }
wenzelm@65374
   532
            yield {
wenzelm@65374
   533
              val thy_name = Path.explode(thy).expand.base.implode
wenzelm@65374
   534
              if (Long_Name.is_qualified(thy_name))
wenzelm@65374
   535
                error("Bad qualified name for global theory " + quote(thy_name))
wenzelm@65374
   536
              else thy_name
wenzelm@65374
   537
            }
wenzelm@65374
   538
wenzelm@62631
   539
          val files = entry.files.map(Path.explode(_))
wenzelm@62631
   540
          val document_files =
wenzelm@62631
   541
            entry.document_files.map({ case (s1, s2) => (Path.explode(s1), Path.explode(s2)) })
wenzelm@62631
   542
wenzelm@62631
   543
          val meta_digest =
wenzelm@62631
   544
            SHA1.digest((entry_chapter, name, entry.parent, entry.options,
wenzelm@65420
   545
              entry.imports, entry.theories, entry.files, entry.document_files).toString)
wenzelm@62631
   546
wenzelm@62631
   547
          val info =
wenzelm@62631
   548
            Info(entry_chapter, select, entry.pos, entry.groups, dir + Path.explode(entry.path),
wenzelm@65420
   549
              entry.parent, entry.description, session_options, entry.imports, theories,
wenzelm@65420
   550
              global_theories, files, document_files, meta_digest)
wenzelm@62631
   551
wenzelm@62631
   552
          (name, info)
wenzelm@62631
   553
        }
wenzelm@62631
   554
        catch {
wenzelm@62631
   555
          case ERROR(msg) =>
wenzelm@62631
   556
            error(msg + "\nThe error(s) above occurred in session entry " +
wenzelm@62631
   557
              quote(entry.name) + Position.here(entry.pos))
wenzelm@62631
   558
        }
wenzelm@62631
   559
      }
wenzelm@62631
   560
wenzelm@62631
   561
      val root = dir + ROOT
wenzelm@62631
   562
      if (root.is_file) {
wenzelm@62631
   563
        val toks = Token.explode(root_syntax.keywords, File.read(root))
wenzelm@62631
   564
        val start = Token.Pos.file(root.implode)
wenzelm@62631
   565
wenzelm@62631
   566
        parse_all(rep(chapter | session_entry), Token.reader(toks, start)) match {
wenzelm@62631
   567
          case Success(result, _) =>
wenzelm@62631
   568
            var entry_chapter = "Unsorted"
wenzelm@62631
   569
            val infos = new mutable.ListBuffer[(String, Info)]
wenzelm@62631
   570
            result.foreach {
wenzelm@62631
   571
              case Chapter(name) => entry_chapter = name
wenzelm@62631
   572
              case entry: Session_Entry => infos += make_info(entry_chapter, entry)
wenzelm@62631
   573
            }
wenzelm@62631
   574
            infos.toList
wenzelm@62631
   575
          case bad => error(bad.toString)
wenzelm@62631
   576
        }
wenzelm@62631
   577
      }
wenzelm@62631
   578
      else Nil
wenzelm@62631
   579
    }
wenzelm@62631
   580
  }
wenzelm@62631
   581
wenzelm@62631
   582
wenzelm@62635
   583
  /* load sessions from certain directories */
wenzelm@62631
   584
wenzelm@62631
   585
  private def is_session_dir(dir: Path): Boolean =
wenzelm@62631
   586
    (dir + ROOT).is_file || (dir + ROOTS).is_file
wenzelm@62631
   587
wenzelm@62631
   588
  private def check_session_dir(dir: Path): Path =
wenzelm@65468
   589
    if (is_session_dir(dir)) File.pwd() + dir.expand
wenzelm@62631
   590
    else error("Bad session root directory: " + dir.toString)
wenzelm@62631
   591
wenzelm@65415
   592
  def load(options: Options, dirs: List[Path] = Nil, select_dirs: List[Path] = Nil): T =
wenzelm@62631
   593
  {
wenzelm@62635
   594
    def load_dir(select: Boolean, dir: Path): List[(String, Info)] =
wenzelm@62635
   595
      load_root(select, dir) ::: load_roots(select, dir)
wenzelm@62631
   596
wenzelm@62635
   597
    def load_root(select: Boolean, dir: Path): List[(String, Info)] =
wenzelm@62631
   598
      Parser.parse(options, select, dir)
wenzelm@62631
   599
wenzelm@62635
   600
    def load_roots(select: Boolean, dir: Path): List[(String, Info)] =
wenzelm@62631
   601
    {
wenzelm@62631
   602
      val roots = dir + ROOTS
wenzelm@62631
   603
      if (roots.is_file) {
wenzelm@62631
   604
        for {
wenzelm@62631
   605
          line <- split_lines(File.read(roots))
wenzelm@62631
   606
          if !(line == "" || line.startsWith("#"))
wenzelm@62631
   607
          dir1 =
wenzelm@62631
   608
            try { check_session_dir(dir + Path.explode(line)) }
wenzelm@62631
   609
            catch {
wenzelm@62631
   610
              case ERROR(msg) =>
wenzelm@62631
   611
                error(msg + "\nThe error(s) above occurred in session catalog " + roots.toString)
wenzelm@62631
   612
            }
wenzelm@62635
   613
          info <- load_dir(select, dir1)
wenzelm@62631
   614
        } yield info
wenzelm@62631
   615
      }
wenzelm@62631
   616
      else Nil
wenzelm@62631
   617
    }
wenzelm@62631
   618
wenzelm@62631
   619
    val default_dirs = Isabelle_System.components().filter(is_session_dir(_))
wenzelm@62631
   620
wenzelm@65415
   621
    make(
wenzelm@62631
   622
      for {
wenzelm@62631
   623
        (select, dir) <- (default_dirs ::: dirs).map((false, _)) ::: select_dirs.map((true, _))
wenzelm@65468
   624
        info <- load_dir(select, check_session_dir(dir))
wenzelm@62631
   625
      } yield info)
wenzelm@62631
   626
  }
wenzelm@62632
   627
wenzelm@62632
   628
wenzelm@62637
   629
wenzelm@62704
   630
  /** heap file with SHA1 digest **/
wenzelm@62704
   631
wenzelm@62704
   632
  private val sha1_prefix = "SHA1:"
wenzelm@62704
   633
wenzelm@62704
   634
  def read_heap_digest(heap: Path): Option[String] =
wenzelm@62704
   635
  {
wenzelm@62704
   636
    if (heap.is_file) {
wenzelm@62704
   637
      val file = FileChannel.open(heap.file.toPath, StandardOpenOption.READ)
wenzelm@62704
   638
      try {
wenzelm@62704
   639
        val len = file.size
wenzelm@62704
   640
        val n = sha1_prefix.length + SHA1.digest_length
wenzelm@62704
   641
        if (len >= n) {
wenzelm@62704
   642
          file.position(len - n)
wenzelm@62704
   643
wenzelm@62704
   644
          val buf = ByteBuffer.allocate(n)
wenzelm@62704
   645
          var i = 0
wenzelm@62704
   646
          var m = 0
wenzelm@62704
   647
          do {
wenzelm@62704
   648
            m = file.read(buf)
wenzelm@62704
   649
            if (m != -1) i += m
wenzelm@62704
   650
          }
wenzelm@62704
   651
          while (m != -1 && n > i)
wenzelm@62704
   652
wenzelm@62704
   653
          if (i == n) {
wenzelm@62704
   654
            val prefix = new String(buf.array(), 0, sha1_prefix.length, UTF8.charset)
wenzelm@62704
   655
            val s = new String(buf.array(), sha1_prefix.length, SHA1.digest_length, UTF8.charset)
wenzelm@62704
   656
            if (prefix == sha1_prefix) Some(s) else None
wenzelm@62704
   657
          }
wenzelm@62704
   658
          else None
wenzelm@62704
   659
        }
wenzelm@62704
   660
        else None
wenzelm@62704
   661
      }
wenzelm@62704
   662
      finally { file.close }
wenzelm@62704
   663
    }
wenzelm@62704
   664
    else None
wenzelm@62704
   665
  }
wenzelm@62704
   666
wenzelm@62704
   667
  def write_heap_digest(heap: Path): String =
wenzelm@62704
   668
    read_heap_digest(heap) match {
wenzelm@62704
   669
      case None =>
wenzelm@62704
   670
        val s = SHA1.digest(heap).rep
wenzelm@62704
   671
        File.append(heap, sha1_prefix + s)
wenzelm@62704
   672
        s
wenzelm@62704
   673
      case Some(s) => s
wenzelm@62704
   674
    }
wenzelm@62704
   675
wenzelm@62704
   676
wenzelm@62704
   677
wenzelm@62637
   678
  /** persistent store **/
wenzelm@62632
   679
wenzelm@65296
   680
  object Session_Info
wenzelm@65296
   681
  {
wenzelm@65326
   682
    val session_name = SQL.Column.string("session_name", primary_key = true)
wenzelm@65326
   683
wenzelm@65296
   684
    // Build_Log.Session_Info
wenzelm@65296
   685
    val session_timing = SQL.Column.bytes("session_timing")
wenzelm@65296
   686
    val command_timings = SQL.Column.bytes("command_timings")
wenzelm@65296
   687
    val ml_statistics = SQL.Column.bytes("ml_statistics")
wenzelm@65296
   688
    val task_statistics = SQL.Column.bytes("task_statistics")
wenzelm@65296
   689
    val build_log_columns =
wenzelm@65296
   690
      List(session_name, session_timing, command_timings, ml_statistics, task_statistics)
wenzelm@65296
   691
wenzelm@65296
   692
    // Build.Session_Info
wenzelm@65296
   693
    val sources = SQL.Column.string("sources")
wenzelm@65296
   694
    val input_heaps = SQL.Column.string("input_heaps")
wenzelm@65296
   695
    val output_heap = SQL.Column.string("output_heap")
wenzelm@65296
   696
    val return_code = SQL.Column.int("return_code")
wenzelm@65296
   697
    val build_columns = List(sources, input_heaps, output_heap, return_code)
wenzelm@65296
   698
wenzelm@65296
   699
    val table = SQL.Table("isabelle_session_info", build_log_columns ::: build_columns)
wenzelm@65320
   700
wenzelm@65320
   701
    def where_session_name(name: String): String =
wenzelm@65322
   702
      "WHERE " + session_name.sql_name + " = " + SQL.quote_string(name)
wenzelm@65320
   703
wenzelm@65320
   704
    def select_statement(db: SQL.Database, name: String, columns: List[SQL.Column])
wenzelm@65320
   705
        : PreparedStatement =
wenzelm@65320
   706
      db.select_statement(table, columns, where_session_name(name))
wenzelm@65320
   707
wenzelm@65320
   708
    def delete_statement(db: SQL.Database, name: String): PreparedStatement =
wenzelm@65320
   709
      db.delete_statement(table, where_session_name(name))
wenzelm@65296
   710
  }
wenzelm@65296
   711
wenzelm@62632
   712
  def store(system_mode: Boolean = false): Store = new Store(system_mode)
wenzelm@62632
   713
wenzelm@63996
   714
  class Store private[Sessions](system_mode: Boolean)
wenzelm@62632
   715
  {
wenzelm@65278
   716
    /* file names */
wenzelm@65278
   717
wenzelm@65281
   718
    def database(name: String): Path = Path.basic("log") + Path.basic(name).ext("db")
wenzelm@65278
   719
    def log(name: String): Path = Path.basic("log") + Path.basic(name)
wenzelm@65278
   720
    def log_gz(name: String): Path = log(name).ext("gz")
wenzelm@65278
   721
wenzelm@65278
   722
wenzelm@65286
   723
    /* SQL database content */
wenzelm@65283
   724
wenzelm@65283
   725
    val xml_cache: XML.Cache = new XML.Cache()
wenzelm@65283
   726
wenzelm@65283
   727
    def encode_properties(ps: Properties.T): Bytes =
wenzelm@65283
   728
      Bytes(YXML.string_of_body(XML.Encode.properties(ps)))
wenzelm@65283
   729
wenzelm@65283
   730
    def decode_properties(bs: Bytes): Properties.T =
wenzelm@65283
   731
      xml_cache.props(XML.Decode.properties(YXML.parse_body(bs.text)))
wenzelm@65283
   732
wenzelm@65283
   733
    def compress_properties(ps: List[Properties.T], options: XZ.Options = XZ.options()): Bytes =
wenzelm@65283
   734
    {
wenzelm@65283
   735
      if (ps.isEmpty) Bytes.empty
wenzelm@65283
   736
      else Bytes(YXML.string_of_body(XML.Encode.list(XML.Encode.properties)(ps))).compress(options)
wenzelm@65283
   737
    }
wenzelm@65283
   738
wenzelm@65283
   739
    def uncompress_properties(bs: Bytes): List[Properties.T] =
wenzelm@65283
   740
    {
wenzelm@65283
   741
      if (bs.isEmpty) Nil
wenzelm@65283
   742
      else
wenzelm@65283
   743
        XML.Decode.list(XML.Decode.properties)(YXML.parse_body(bs.uncompress().text)).
wenzelm@65283
   744
          map(xml_cache.props(_))
wenzelm@65283
   745
    }
wenzelm@65283
   746
wenzelm@65320
   747
    def read_bytes(db: SQL.Database, name: String, column: SQL.Column): Bytes =
wenzelm@65320
   748
      using(Session_Info.select_statement(db, name, List(column)))(stmt =>
wenzelm@65291
   749
      {
wenzelm@65291
   750
        val rs = stmt.executeQuery
wenzelm@65324
   751
        if (!rs.next) Bytes.empty else db.bytes(rs, column)
wenzelm@65291
   752
      })
wenzelm@65285
   753
wenzelm@65320
   754
    def read_properties(db: SQL.Database, name: String, column: SQL.Column): List[Properties.T] =
wenzelm@65320
   755
      uncompress_properties(read_bytes(db, name, column))
wenzelm@65286
   756
wenzelm@65283
   757
wenzelm@62637
   758
    /* output */
wenzelm@62632
   759
wenzelm@62632
   760
    val browser_info: Path =
wenzelm@62632
   761
      if (system_mode) Path.explode("~~/browser_info")
wenzelm@62632
   762
      else Path.explode("$ISABELLE_BROWSER_INFO")
wenzelm@62632
   763
wenzelm@62637
   764
    val output_dir: Path =
wenzelm@62637
   765
      if (system_mode) Path.explode("~~/heaps/$ML_IDENTIFIER")
wenzelm@62637
   766
      else Path.explode("$ISABELLE_OUTPUT")
wenzelm@62637
   767
wenzelm@65298
   768
    override def toString: String = "Store(output_dir = " + output_dir.expand + ")"
wenzelm@65298
   769
wenzelm@62637
   770
    def prepare_output() { Isabelle_System.mkdirs(output_dir + Path.basic("log")) }
wenzelm@62637
   771
wenzelm@62637
   772
wenzelm@62637
   773
    /* input */
wenzelm@62637
   774
wenzelm@62637
   775
    private val input_dirs =
wenzelm@62632
   776
      if (system_mode) List(output_dir)
wenzelm@62633
   777
      else {
wenzelm@62633
   778
        val ml_ident = Path.explode("$ML_IDENTIFIER").expand
wenzelm@62633
   779
        output_dir :: Path.split(Isabelle_System.getenv_strict("ISABELLE_PATH")).map(_ + ml_ident)
wenzelm@62633
   780
      }
wenzelm@62632
   781
wenzelm@65291
   782
    def find_database_heap(name: String): Option[(Path, Option[String])] =
wenzelm@65291
   783
      input_dirs.find(dir => (dir + database(name)).is_file).map(dir =>
wenzelm@65291
   784
        (dir + database(name), read_heap_digest(dir + Path.basic(name))))
wenzelm@62632
   785
wenzelm@65281
   786
    def find_database(name: String): Option[Path] =
wenzelm@65281
   787
      input_dirs.map(_ + database(name)).find(_.is_file)
wenzelm@65281
   788
wenzelm@62637
   789
    def heap(name: String): Path =
wenzelm@65288
   790
      input_dirs.map(_ + Path.basic(name)).find(_.is_file) getOrElse
wenzelm@62637
   791
        error("Unknown logic " + quote(name) + " -- no heap file found in:\n" +
wenzelm@62769
   792
          cat_lines(input_dirs.map(dir => "  " + dir.expand.implode)))
wenzelm@65287
   793
wenzelm@65287
   794
wenzelm@65296
   795
    /* session info */
wenzelm@65281
   796
wenzelm@65296
   797
    def write_session_info(
wenzelm@65318
   798
      db: SQL.Database,
wenzelm@65320
   799
      name: String,
wenzelm@65318
   800
      build_log: Build_Log.Session_Info,
wenzelm@65318
   801
      build: Build.Session_Info)
wenzelm@65281
   802
    {
wenzelm@65281
   803
      db.transaction {
wenzelm@65296
   804
        db.create_table(Session_Info.table)
wenzelm@65320
   805
        using(Session_Info.delete_statement(db, name))(_.execute)
wenzelm@65296
   806
        using(db.insert_statement(Session_Info.table))(stmt =>
wenzelm@65281
   807
        {
wenzelm@65320
   808
          db.set_string(stmt, 1, name)
wenzelm@65296
   809
          db.set_bytes(stmt, 2, encode_properties(build_log.session_timing))
wenzelm@65296
   810
          db.set_bytes(stmt, 3, compress_properties(build_log.command_timings))
wenzelm@65296
   811
          db.set_bytes(stmt, 4, compress_properties(build_log.ml_statistics))
wenzelm@65296
   812
          db.set_bytes(stmt, 5, compress_properties(build_log.task_statistics))
wenzelm@65284
   813
          db.set_string(stmt, 6, cat_lines(build.sources))
wenzelm@65284
   814
          db.set_string(stmt, 7, cat_lines(build.input_heaps))
wenzelm@65291
   815
          db.set_string(stmt, 8, build.output_heap getOrElse "")
wenzelm@65283
   816
          db.set_int(stmt, 9, build.return_code)
wenzelm@65281
   817
          stmt.execute()
wenzelm@65281
   818
        })
wenzelm@65281
   819
      }
wenzelm@65281
   820
    }
wenzelm@65281
   821
wenzelm@65320
   822
    def read_session_timing(db: SQL.Database, name: String): Properties.T =
wenzelm@65320
   823
      decode_properties(read_bytes(db, name, Session_Info.session_timing))
wenzelm@65286
   824
wenzelm@65320
   825
    def read_command_timings(db: SQL.Database, name: String): List[Properties.T] =
wenzelm@65320
   826
      read_properties(db, name, Session_Info.command_timings)
wenzelm@65286
   827
wenzelm@65320
   828
    def read_ml_statistics(db: SQL.Database, name: String): List[Properties.T] =
wenzelm@65320
   829
      read_properties(db, name, Session_Info.ml_statistics)
wenzelm@65286
   830
wenzelm@65320
   831
    def read_task_statistics(db: SQL.Database, name: String): List[Properties.T] =
wenzelm@65320
   832
      read_properties(db, name, Session_Info.task_statistics)
wenzelm@65286
   833
wenzelm@65320
   834
    def read_build_log(db: SQL.Database, name: String,
wenzelm@65291
   835
      command_timings: Boolean = false,
wenzelm@65291
   836
      ml_statistics: Boolean = false,
wenzelm@65291
   837
      task_statistics: Boolean = false): Build_Log.Session_Info =
wenzelm@65291
   838
    {
wenzelm@65291
   839
      Build_Log.Session_Info(
wenzelm@65320
   840
        session_timing = read_session_timing(db, name),
wenzelm@65320
   841
        command_timings = if (command_timings) read_command_timings(db, name) else Nil,
wenzelm@65320
   842
        ml_statistics = if (ml_statistics) read_ml_statistics(db, name) else Nil,
wenzelm@65320
   843
        task_statistics = if (task_statistics) read_task_statistics(db, name) else Nil)
wenzelm@65291
   844
    }
wenzelm@65285
   845
wenzelm@65320
   846
    def read_build(db: SQL.Database, name: String): Option[Build.Session_Info] =
wenzelm@65320
   847
      using(Session_Info.select_statement(db, name, Session_Info.build_columns))(stmt =>
wenzelm@65285
   848
      {
wenzelm@65285
   849
        val rs = stmt.executeQuery
wenzelm@65285
   850
        if (!rs.next) None
wenzelm@65285
   851
        else {
wenzelm@65285
   852
          Some(
wenzelm@65281
   853
            Build.Session_Info(
wenzelm@65324
   854
              split_lines(db.string(rs, Session_Info.sources)),
wenzelm@65324
   855
              split_lines(db.string(rs, Session_Info.input_heaps)),
wenzelm@65324
   856
              db.string(rs, Session_Info.output_heap) match { case "" => None case s => Some(s) },
wenzelm@65324
   857
              db.int(rs, Session_Info.return_code)))
wenzelm@65281
   858
        }
wenzelm@65281
   859
      })
wenzelm@65281
   860
  }
wenzelm@62631
   861
}