Package org.apache.sling.query.selector.parser

Source Code of org.apache.sling.query.selector.parser.SelectorSegment

/*-
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements.  See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership.  The ASF licenses this file
* to you 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 org.apache.sling.query.selector.parser;

import java.util.ArrayList;
import java.util.List;

import org.apache.commons.lang.builder.EqualsBuilder;
import org.apache.commons.lang.builder.HashCodeBuilder;

public class SelectorSegment {
  private final String type;

  private final String name;

  private final List<Attribute> attributes;

  private final List<Modifier> modifiers;

  private final char hierarchyOperator;

  public SelectorSegment(ParserContext context, boolean firstSegment) {
    this.type = context.getType();
    this.name = context.getName();
    this.attributes = new ArrayList<Attribute>(context.getAttributes());
    this.modifiers = new ArrayList<Modifier>(context.getModifiers());
    if (firstSegment) {
      hierarchyOperator = 0;
    } else {
      hierarchyOperator = context.getHierarchyOperator();
    }
  }

  SelectorSegment(String type, String name, List<Attribute> attributes,
      List<Modifier> modifiers, char hierarchyOperator) {
    this.type = type;
    this.name = name;
    this.attributes = attributes;
    this.modifiers = modifiers;
    this.hierarchyOperator = hierarchyOperator;
  }

  public String getType() {
    return type;
  }

  public String getName() {
    return name;
  }

  public List<Attribute> getAttributes() {
    return attributes;
  }

  public char getHierarchyOperator() {
    return hierarchyOperator;
  }

  public List<Modifier> getModifiers() {
    return modifiers;
  }

  @Override
  public boolean equals(Object obj) {
    if (obj == null) {
      return false;
    }
    if (obj == this) {
      return true;
    }
    if (obj.getClass() != getClass()) {
      return false;
    }
    SelectorSegment rhs = (SelectorSegment) obj;
    return new EqualsBuilder().append(type, rhs.type).append(attributes, rhs.attributes)
        .append(modifiers, rhs.modifiers).append(hierarchyOperator, rhs.hierarchyOperator).isEquals();
  }

  @Override
  public int hashCode() {
    return new HashCodeBuilder().append(type).append(attributes).append(modifiers)
        .append(hierarchyOperator).toHashCode();
  }

  @Override
  public String toString() {
    return String.format("SelectorSegment[%s,%s,%s,%s]", type, attributes, modifiers,
        hierarchyOperator);
  }
}
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