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package com.avaje.ebeaninternal.server.query;

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

import com.avaje.ebeaninternal.server.deploy.BeanProperty;
import com.avaje.ebeaninternal.server.deploy.TableJoin;

/**
 * The select properties for a node in the SqlTree.
 */
public class SqlTreeProperties {

  private static final TableJoin[] EMPTY_TABLE_JOINS = new TableJoin[0];

  /**
   * True if this node of the tree should have read only entity beans.
   */
  private boolean readOnly;

  private TableJoin[] tableJoins = EMPTY_TABLE_JOINS;

  /**
   * The bean properties in order.
   */
  private final List propsList = new ArrayList();

  /**
   * Maintain a list of property names to detect embedded bean additions.
   */
  private final LinkedHashSet propNames = new LinkedHashSet();

  private boolean allProperties;

  public SqlTreeProperties() {
  }

  public boolean containsProperty(String propName) {
    return propNames.contains(propName);
  }

  public void add(BeanProperty[] props) {
    //noinspection ManualArrayToCollectionCopy
    for (int i = 0; i < props.length; i++) {
      propsList.add(props[i]);
    }
  }

  public void add(BeanProperty prop) {
    propsList.add(prop);
    propNames.add(prop.getName());
  }

  public BeanProperty[] getProps() {
    return propsList.toArray(new BeanProperty[propsList.size()]);
  }

  public boolean isPartialObject() {
    return !allProperties;
  }

  public boolean isReadOnly() {
    return readOnly;
  }

  public void setReadOnly(boolean readOnly) {
    this.readOnly = readOnly;
  }

  public TableJoin[] getTableJoins() {
    return tableJoins;
  }

  public void setTableJoins(TableJoin[] tableJoins) {
    this.tableJoins = tableJoins;
  }

  public void setAllProperties() {
    this.allProperties = true;
  }

}