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    1   /**
    2    * Copyright (c) 2002-2011 "Neo Technology,"
    3    * Network Engine for Objects in Lund AB [http://neotechnology.com]
    4    *
    5    * This file is part of Neo4j.
    6    *
    7    * Neo4j is free software: you can redistribute it and/or modify
    8    * it under the terms of the GNU General Public License as published by
    9    * the Free Software Foundation, either version 3 of the License, or
    10   * (at your option) any later version.
    11   *
    12   * This program is distributed in the hope that it will be useful,
    13   * but WITHOUT ANY WARRANTY; without even the implied warranty of
    14   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    15   * GNU General Public License for more details.
    16   *
    17   * You should have received a copy of the GNU General Public License
    18   * along with this program.  If not, see <http://www.gnu.org/licenses/>.
    19   */
    20  package org.neo4j.server.webadmin.console;
    21
    22  import groovy.lang.Binding;
    23
    24  import org.codehaus.groovy.tools.shell.Groovysh;
    25  import org.codehaus.groovy.tools.shell.IO;
    26
    27  import com.tinkerpop.gremlin.Gremlin;
    28  import com.tinkerpop.gremlin.Imports;
    29  import com.tinkerpop.gremlin.console.NullResultHookClosure;
    30
    31  public class GremlinWebConsole
    32  {
    33      private static final Groovysh ERROR_STATE_PLACEHOLDER_FOR_ERRANT_GROOVY_SHELLS = null;
    34      private final Groovysh groovy;
    35
    36      public GremlinWebConsole( Binding bindings, IO io )
    37      {
    38          groovy = new Groovysh( bindings, io );
    39
    40          groovy.setResultHook( new NullResultHookClosure( groovy ) );
    41          for ( String imps : Imports.getImports() )
    42          {
    43              groovy.execute( "import " + imps );
    44          }
    45          groovy.setResultHook( new GremlinResultHook( groovy, io ) );
    46          Gremlin.load();
    47      }
    48
    49      protected GremlinWebConsole()
    50      {
    51          groovy = ERROR_STATE_PLACEHOLDER_FOR_ERRANT_GROOVY_SHELLS;
    52      }
    53
    54      public void execute( String script )
    55      {
    56          groovy.execute( script );
    57      }
    58  }