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    1   /*
    2    * Licensed to the Apache Software Foundation (ASF) under one or more
    3    * contributor license agreements.  See the NOTICE file distributed with
    4    * this work for additional information regarding copyright ownership.
    5    * The ASF licenses this file to You under the Apache License, Version 2.0
    6    * (the "License"); you may not use this file except in compliance with
    7    * the License.  You may obtain a copy of the License at
    8    *
    9    *     http://www.apache.org/licenses/LICENSE-2.0
    10   *
    11   * Unless required by applicable law or agreed to in writing, software
    12   * distributed under the License is distributed on an "AS IS" BASIS,
    13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    14   * See the License for the specific language governing permissions and
    15   * limitations under the License.
    16   */
    17  package org.apache.commons.scxml.env.jexl;
    18
    19  import java.util.Map;
    20
    21  import org.apache.commons.scxml.Builtin;
    22  import org.apache.commons.scxml.Context;
    23  import org.apache.commons.scxml.env.SimpleContext;
    24
    25  /***
    26   * JEXL Context implementation for Commons SCXML.
    27   *
    28   */
    29  public class JexlContext extends SimpleContext
    30      implements org.apache.commons.jexl.JexlContext {
    31
    32      /*** Serial version UID. */
    33      private static final long serialVersionUID = 1L;
    34
    35      /***
    36       * Constructor.
    37       */
    38      public JexlContext() {
    39          super();
    40          getVars().put("_builtin", new Builtin());
    41      }
    42
    43      /***
    44       * Constructor with initial vars.
    45       *
    46       * @param initialVars The initial set of variables.
    47       */
    48      public JexlContext(final Map initialVars) {
    49          super(initialVars);
    50          getVars().put("_builtin", new Builtin());
    51      }
    52
    53      /***
    54       * Constructor with parent context.
    55       *
    56       * @param parent The parent context.
    57       */
    58      public JexlContext(final Context parent) {
    59          super(parent);
    60          getVars().put("_builtin", new Builtin());
    61      }
    62
    63      /***
    64       * Set the variables map.
    65       *
    66       * @param vars The new variables map.
    67       *
    68       * @see org.apache.commons.jexl.JexlContext#setVars(Map)
    69       * @see org.apache.commons.scxml.env.SimpleContext#setVars(Map)
    70       */
    71      public void setVars(final Map vars) {
    72          super.setVars(vars);
    73          getVars().put("_builtin", new Builtin());
    74      }
    75
    76      /***
    77       * Get the variables map.
    78       *
    79       * @return Map The variables map.
    80       *
    81       * @see org.apache.commons.jexl.JexlContext#getVars()
    82       * @see org.apache.commons.scxml.env.SimpleContext#getVars()
    83       */
    84      public Map getVars() {
    85          return super.getVars();
    86      }
    87
    88      /***
    89       * Clear this Context.
    90       *
    91       * @see org.apache.commons.scxml.Context#reset()
    92       */
    93      public void reset() {
    94          super.reset();
    95          getVars().put("_builtin", new Builtin());
    96      }
    97
    98  }
    99