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    • io.fixprotocol.orchestra.model.quickfix.GroupInstanceScope Maven / Gradle / Ivy

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    /*
 * Copyright 2017-2020 FIX Protocol Ltd
 *
 * 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 io.fixprotocol.orchestra.model.quickfix;

import java.util.List;
import io.fixprotocol._2020.orchestra.repository.FieldRefType;
import io.fixprotocol._2020.orchestra.repository.GroupRefType;
import io.fixprotocol._2020.orchestra.repository.GroupType;
import io.fixprotocol.orchestra.dsl.antlr.Evaluator;
import io.fixprotocol.orchestra.model.FixNode;
import io.fixprotocol.orchestra.model.FixValue;
import io.fixprotocol.orchestra.model.ModelException;
import io.fixprotocol.orchestra.model.PathStep;
import io.fixprotocol.orchestra.model.Scope;
import io.fixprotocol.orchestra.model.SymbolResolver;
import quickfix.Group;

/**
 * Symbol Scope for an instance of a repeating group
 * 
 * @author Don Mendelson
 *
 */
class GroupInstanceScope extends AbstractMessageScope implements Scope {

  private final GroupType groupType;
  private Scope parent;

  public GroupInstanceScope(Group group, GroupType groupType, RepositoryAccessor repository,
      SymbolResolver symbolResolver, Evaluator evaluator) {
    super(group, repository, symbolResolver, evaluator);
    this.groupType = groupType;
  }

  /*
   * (non-Javadoc)
   *
   * @see
   * io.fixprotocol.orchestra.dsl.antlr.Scope#assign(io.fixprotocol.orchestra.dsl.antlr.PathStep,
   * io.fixprotocol.orchestra.dsl.antlr.FixValue)
   */
  @Override
  public FixValue assign(PathStep pathStep, FixValue fixValue) throws ModelException {
    final List members = groupType.getComponentRefOrGroupRefOrFieldRef();
    for (final Object member : members) {
      if (member instanceof FieldRefType) {
        final FieldRefType fieldRefType = (FieldRefType) member;
        final String fieldName = getRepository().getFieldName(fieldRefType.getId().intValue(),
            fieldRefType.getScenario());
        if (fieldName.equals(pathStep.getName())) {
          assignField(fieldRefType, fixValue);
          return fixValue;
        }
      }
    }
    return null;
  }

  /*
   * (non-Javadoc)
   * 
   * @see java.lang.AutoCloseable#close()
   */
  @Override
  public void close() throws Exception {
    if (parent != null) {
      parent.remove(new PathStep(groupType.getName()));
    }
  }

  /*
   * (non-Javadoc)
   *
   * @see io.fixprotocol.orchestra.dsl.antlr.FixNode#getName()
   */
  @Override
  public String getName() {
    return groupType.getName();
  }

  /*
   * (non-Javadoc)
   *
   * @see io.fixprotocol.orchestra.dsl.antlr.Scope#nest(io.fixprotocol.orchestra.dsl.antlr.PathStep,
   * io.fixprotocol.orchestra.dsl.antlr.Scope)
   */
  @Override
  public Scope nest(PathStep arg0, Scope arg1) {
    throw new UnsupportedOperationException("Message structure is immutable");
  }

  /*
   * (non-Javadoc)
   * 
   * @see
   * io.fixprotocol.orchestra.dsl.antlr.Scope#remove(io.fixprotocol.orchestra.dsl.antlr.PathStep)
   */
  @Override
  public FixNode remove(PathStep arg0) {
    throw new UnsupportedOperationException("Message structure is immutable");
  }

  /*
   * (non-Javadoc)
   *
   * @see
   * io.fixprotocol.orchestra.dsl.antlr.Scope#resolve(io.fixprotocol.orchestra.dsl.antlr.PathStep)
   */
  @Override
  public FixNode resolve(PathStep pathStep) {
    String unqualified = pathStep.getName();
    final int index = unqualified.indexOf('.');
    if (index > 0) {
      unqualified = pathStep.getName().substring(index + 1);
    }

    final List members = groupType.getComponentRefOrGroupRefOrFieldRef();
    for (final Object member : members) {
      if (member instanceof FieldRefType) {
        final FieldRefType fieldRefType = (FieldRefType) member;
        final String fieldName = getRepository().getFieldName(fieldRefType.getId().intValue(),
            fieldRefType.getScenario());
        if (fieldName.equals(unqualified)) {
          return resolveField(fieldRefType);
        }
      } else if (member instanceof GroupRefType) {
        final GroupRefType groupRefType = (GroupRefType) member;
        final GroupType group = getRepository().getGroup(groupRefType);
        if (group.getName().equals(unqualified)) {
          return resolveGroup(pathStep, groupRefType);
        }
      }
    }
    return null;
  }

  /*
   * (non-Javadoc)
   * 
   * @see
   * io.fixprotocol.orchestra.dsl.antlr.Scope#setParent(io.fixprotocol.orchestra.dsl.antlr.Scope)
   */
  @Override
  public void setParent(Scope parent) {
    this.parent = parent;
  }


}
    
    
    
    

    




    
    
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