content: /**
   * Autogenerated by Thrift Compiler (0.9.0)
   *
   * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
   *  @generated
   */
  package org.apache.hive.service.cli.thrift;
  
  import org.apache.commons.lang.builder.HashCodeBuilder;
  import org.apache.thrift.scheme.IScheme;
  import org.apache.thrift.scheme.SchemeFactory;
  import org.apache.thrift.scheme.StandardScheme;
  
  import org.apache.thrift.scheme.TupleScheme;
  import org.apache.thrift.protocol.TTupleProtocol;
  import org.apache.thrift.protocol.TProtocolException;
  import org.apache.thrift.EncodingUtils;
  import org.apache.thrift.TException;
  import java.util.List;
  import java.util.ArrayList;
  import java.util.Map;
  import java.util.HashMap;
  import java.util.EnumMap;
  import java.util.Set;
  import java.util.HashSet;
  import java.util.EnumSet;
  import java.util.Collections;
  import java.util.BitSet;
  import java.nio.ByteBuffer;
  import java.util.Arrays;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  public class TColumnDesc implements org.apache.thrift.TBase<TColumnDesc, TColumnDesc._Fields>, java.io.Serializable, Cloneable {
    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("TColumnDesc");
  
    private static final org.apache.thrift.protocol.TField COLUMN_NAME_FIELD_DESC = new org.apache.thrift.protocol.TField("columnName", org.apache.thrift.protocol.TType.STRING, (short)1);
    private static final org.apache.thrift.protocol.TField TYPE_DESC_FIELD_DESC = new org.apache.thrift.protocol.TField("typeDesc", org.apache.thrift.protocol.TType.STRUCT, (short)2);
    private static final org.apache.thrift.protocol.TField POSITION_FIELD_DESC = new org.apache.thrift.protocol.TField("position", org.apache.thrift.protocol.TType.I32, (short)3);
    private static final org.apache.thrift.protocol.TField COMMENT_FIELD_DESC = new org.apache.thrift.protocol.TField("comment", org.apache.thrift.protocol.TType.STRING, (short)4);
  
    private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
    static {
      schemes.put(StandardScheme.class, new TColumnDescStandardSchemeFactory());
      schemes.put(TupleScheme.class, new TColumnDescTupleSchemeFactory());
    }
  
    private String columnName; // required
    private TTypeDesc typeDesc; // required
    private int position; // required
    private String comment; // optional
  
    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
      COLUMN_NAME((short)1, "columnName"),
      TYPE_DESC((short)2, "typeDesc"),
      POSITION((short)3, "position"),
      COMMENT((short)4, "comment");
  
      private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
  
      static {
        for (_Fields field : EnumSet.allOf(_Fields.class)) {
          byName.put(field.getFieldName(), field);
        }
      }
  
      /**
       * Find the _Fields constant that matches fieldId, or null if its not found.
       */
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 1: // COLUMN_NAME
            return COLUMN_NAME;
          case 2: // TYPE_DESC
            return TYPE_DESC;
          case 3: // POSITION
            return POSITION;
          case 4: // COMMENT
            return COMMENT;
          default:
            return null;
        }
      }
  
      /**
       * Find the _Fields constant that matches fieldId, throwing an exception
       * if it is not found.
       */
      public static _Fields findByThriftIdOrThrow(int fieldId) {
        _Fields fields = findByThriftId(fieldId);
        if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
        return fields;
      }
  
      /**
       * Find the _Fields constant that matches name, or null if its not found.
       */
      public static _Fields findByName(String name) {
        return byName.get(name);
      }
  
      private final short _thriftId;
      private final String _fieldName;
  
      _Fields(short thriftId, String fieldName) {
        _thriftId = thriftId;
        _fieldName = fieldName;
      }
  
      public short getThriftFieldId() {
        return _thriftId;
      }
  
      public String getFieldName() {
        return _fieldName;
      }
    }
  
    // isset id assignments
    private static final int __POSITION_ISSET_ID = 0;
    private byte __isset_bitfield = 0;
    private _Fields optionals[] = {_Fields.COMMENT};
    public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
    static {
      Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
      tmpMap.put(_Fields.COLUMN_NAME, new org.apache.thrift.meta_data.FieldMetaData("columnName", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
      tmpMap.put(_Fields.TYPE_DESC, new org.apache.thrift.meta_data.FieldMetaData("typeDesc", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT, TTypeDesc.class)));
      tmpMap.put(_Fields.POSITION, new org.apache.thrift.meta_data.FieldMetaData("position", org.apache.thrift.TFieldRequirementType.REQUIRED, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I32)));
      tmpMap.put(_Fields.COMMENT, new org.apache.thrift.meta_data.FieldMetaData("comment", org.apache.thrift.TFieldRequirementType.OPTIONAL, 
          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
      metaDataMap = Collections.unmodifiableMap(tmpMap);
      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(TColumnDesc.class, metaDataMap);
    }
  
    public TColumnDesc() {
    }
  
    public TColumnDesc(
      String columnName,
      TTypeDesc typeDesc,
      int position)
    {
      this();
      this.columnName = columnName;
      this.typeDesc = typeDesc;
      this.position = position;
      setPositionIsSet(true);
    }
  
    /**
     * Performs a deep copy on <i>other</i>.
     */
    public TColumnDesc(TColumnDesc other) {
      __isset_bitfield = other.__isset_bitfield;
      if (other.isSetColumnName()) {
        this.columnName = other.columnName;
      }
      if (other.isSetTypeDesc()) {
        this.typeDesc = new TTypeDesc(other.typeDesc);
      }
      this.position = other.position;
      if (other.isSetComment()) {
        this.comment = other.comment;
      }
    }
  
    public TColumnDesc deepCopy() {
      return new TColumnDesc(this);
    }
  
    @Override
    public void clear() {
      this.columnName = null;
      this.typeDesc = null;
      setPositionIsSet(false);
      this.position = 0;
      this.comment = null;
    }
  
    public String getColumnName() {
      return this.columnName;
    }
  
    public void setColumnName(String columnName) {
      this.columnName = columnName;
    }
  
    public void unsetColumnName() {
      this.columnName = null;
    }
  
    /** Returns true if field columnName is set (has been assigned a value) and false otherwise */
    public boolean isSetColumnName() {
      return this.columnName != null;
    }
  
    public void setColumnNameIsSet(boolean value) {
      if (!value) {
        this.columnName = null;
      }
    }
  
    public TTypeDesc getTypeDesc() {
      return this.typeDesc;
    }
  
    public void setTypeDesc(TTypeDesc typeDesc) {
      this.typeDesc = typeDesc;
    }
  
    public void unsetTypeDesc() {
      this.typeDesc = null;
    }
  
    /** Returns true if field typeDesc is set (has been assigned a value) and false otherwise */
    public boolean isSetTypeDesc() {
      return this.typeDesc != null;
    }
  
    public void setTypeDescIsSet(boolean value) {
      if (!value) {
        this.typeDesc = null;
      }
    }
  
    public int getPosition() {
      return this.position;
    }
  
    public void setPosition(int position) {
      this.position = position;
      setPositionIsSet(true);
    }
  
    public void unsetPosition() {
      __isset_bitfield = EncodingUtils.clearBit(__isset_bitfield, __POSITION_ISSET_ID);
    }
  
    /** Returns true if field position is set (has been assigned a value) and false otherwise */
    public boolean isSetPosition() {
      return EncodingUtils.testBit(__isset_bitfield, __POSITION_ISSET_ID);
    }
  
    public void setPositionIsSet(boolean value) {
      __isset_bitfield = EncodingUtils.setBit(__isset_bitfield, __POSITION_ISSET_ID, value);
    }
  
    public String getComment() {
      return this.comment;
    }
  
    public void setComment(String comment) {
      this.comment = comment;
    }
  
    public void unsetComment() {
      this.comment = null;
    }
  
    /** Returns true if field comment is set (has been assigned a value) and false otherwise */
    public boolean isSetComment() {
      return this.comment != null;
    }
  
    public void setCommentIsSet(boolean value) {
      if (!value) {
        this.comment = null;
      }
    }
  
    public void setFieldValue(_Fields field, Object value) {
      switch (field) {
      case COLUMN_NAME:
        if (value == null) {
          unsetColumnName();
        } else {
          setColumnName((String)value);
        }
        break;
  
      case TYPE_DESC:
        if (value == null) {
          unsetTypeDesc();
        } else {
          setTypeDesc((TTypeDesc)value);
        }
        break;
  
      case POSITION:
        if (value == null) {
          unsetPosition();
        } else {
          setPosition((Integer)value);
        }
        break;
  
      case COMMENT:
        if (value == null) {
          unsetComment();
        } else {
          setComment((String)value);
        }
        break;
  
      }
    }
  
    public Object getFieldValue(_Fields field) {
      switch (field) {
      case COLUMN_NAME:
        return getColumnName();
  
      case TYPE_DESC:
        return getTypeDesc();
  
      case POSITION:
        return Integer.valueOf(getPosition());
  
      case COMMENT:
        return getComment();
  
      }
      throw new IllegalStateException();
    }
  
    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
    public boolean isSet(_Fields field) {
      if (field == null) {
        throw new IllegalArgumentException();
      }
  
      switch (field) {
      case COLUMN_NAME:
        return isSetColumnName();
      case TYPE_DESC:
        return isSetTypeDesc();
      case POSITION:
        return isSetPosition();
      case COMMENT:
        return isSetComment();
      }
      throw new IllegalStateException();
    }
  
    @Override
    public boolean equals(Object that) {
      if (that == null)
        return false;
      if (that instanceof TColumnDesc)
        return this.equals((TColumnDesc)that);
      return false;
    }
  
    public boolean equals(TColumnDesc that) {
      if (that == null)
        return false;
  
      boolean this_present_columnName = true && this.isSetColumnName();
      boolean that_present_columnName = true && that.isSetColumnName();
      if (this_present_columnName || that_present_columnName) {
        if (!(this_present_columnName && that_present_columnName))
          return false;
        if (!this.columnName.equals(that.columnName))
          return false;
      }
  
      boolean this_present_typeDesc = true && this.isSetTypeDesc();
      boolean that_present_typeDesc = true && that.isSetTypeDesc();
      if (this_present_typeDesc || that_present_typeDesc) {
        if (!(this_present_typeDesc && that_present_typeDesc))
          return false;
        if (!this.typeDesc.equals(that.typeDesc))
          return false;
      }
  
      boolean this_present_position = true;
      boolean that_present_position = true;
      if (this_present_position || that_present_position) {
        if (!(this_present_position && that_present_position))
          return false;
        if (this.position != that.position)
          return false;
      }
  
      boolean this_present_comment = true && this.isSetComment();
      boolean that_present_comment = true && that.isSetComment();
      if (this_present_comment || that_present_comment) {
        if (!(this_present_comment && that_present_comment))
          return false;
        if (!this.comment.equals(that.comment))
          return false;
      }
  
      return true;
    }
  
    @Override
    public int hashCode() {
      HashCodeBuilder builder = new HashCodeBuilder();
  
      boolean present_columnName = true && (isSetColumnName());
      builder.append(present_columnName);
      if (present_columnName)
        builder.append(columnName);
  
      boolean present_typeDesc = true && (isSetTypeDesc());
      builder.append(present_typeDesc);
      if (present_typeDesc)
        builder.append(typeDesc);
  
      boolean present_position = true;
      builder.append(present_position);
      if (present_position)
        builder.append(position);
  
      boolean present_comment = true && (isSetComment());
      builder.append(present_comment);
      if (present_comment)
        builder.append(comment);
  
      return builder.toHashCode();
    }
  
    public int compareTo(TColumnDesc other) {
      if (!getClass().equals(other.getClass())) {
        return getClass().getName().compareTo(other.getClass().getName());
      }
  
      int lastComparison = 0;
      TColumnDesc typedOther = (TColumnDesc)other;
  
      lastComparison = Boolean.valueOf(isSetColumnName()).compareTo(typedOther.isSetColumnName());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetColumnName()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.columnName, typedOther.columnName);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = Boolean.valueOf(isSetTypeDesc()).compareTo(typedOther.isSetTypeDesc());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetTypeDesc()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.typeDesc, typedOther.typeDesc);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = Boolean.valueOf(isSetPosition()).compareTo(typedOther.isSetPosition());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetPosition()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.position, typedOther.position);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      lastComparison = Boolean.valueOf(isSetComment()).compareTo(typedOther.isSetComment());
      if (lastComparison != 0) {
        return lastComparison;
      }
      if (isSetComment()) {
        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.comment, typedOther.comment);
        if (lastComparison != 0) {
          return lastComparison;
        }
      }
      return 0;
    }
  
    public _Fields fieldForId(int fieldId) {
      return _Fields.findByThriftId(fieldId);
    }
  
    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
      schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
    }
  
    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
      schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
    }
  
    @Override
    public String toString() {
      StringBuilder sb = new StringBuilder("TColumnDesc(");
      boolean first = true;
  
      sb.append("columnName:");
      if (this.columnName == null) {
        sb.append("null");
      } else {
        sb.append(this.columnName);
      }
      first = false;
      if (!first) sb.append(", ");
      sb.append("typeDesc:");
      if (this.typeDesc == null) {
        sb.append("null");
      } else {
        sb.append(this.typeDesc);
      }
      first = false;
      if (!first) sb.append(", ");
      sb.append("position:");
      sb.append(this.position);
      first = false;
      if (isSetComment()) {
        if (!first) sb.append(", ");
        sb.append("comment:");
        if (this.comment == null) {
          sb.append("null");
        } else {
          sb.append(this.comment);
        }
        first = false;
      }
      sb.append(")");
      return sb.toString();
    }
  
    public void validate() throws org.apache.thrift.TException {
      // check for required fields
      if (!isSetColumnName()) {
        throw new org.apache.thrift.protocol.TProtocolException("Required field 'columnName' is unset! Struct:" + toString());
      }
  
      if (!isSetTypeDesc()) {
        throw new org.apache.thrift.protocol.TProtocolException("Required field 'typeDesc' is unset! Struct:" + toString());
      }
  
      if (!isSetPosition()) {
        throw new org.apache.thrift.protocol.TProtocolException("Required field 'position' is unset! Struct:" + toString());
      }
  
      // check for sub-struct validity
      if (typeDesc != null) {
        typeDesc.validate();
      }
    }
  
    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
      try {
        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }
  
    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
      try {
        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
        __isset_bitfield = 0;
        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
      } catch (org.apache.thrift.TException te) {
        throw new java.io.IOException(te);
      }
    }
  
    private static class TColumnDescStandardSchemeFactory implements SchemeFactory {
      public TColumnDescStandardScheme getScheme() {
        return new TColumnDescStandardScheme();
      }
    }
  
    private static class TColumnDescStandardScheme extends StandardScheme<TColumnDesc> {
  
      public void read(org.apache.thrift.protocol.TProtocol iprot, TColumnDesc struct) throws org.apache.thrift.TException {
        org.apache.thrift.protocol.TField schemeField;
        iprot.readStructBegin();
        while (true)
        {
          schemeField = iprot.readFieldBegin();
          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
            break;
          }
          switch (schemeField.id) {
            case 1: // COLUMN_NAME
              if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
                struct.columnName = iprot.readString();
                struct.setColumnNameIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 2: // TYPE_DESC
              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
                struct.typeDesc = new TTypeDesc();
                struct.typeDesc.read(iprot);
                struct.setTypeDescIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 3: // POSITION
              if (schemeField.type == org.apache.thrift.protocol.TType.I32) {
                struct.position = iprot.readI32();
                struct.setPositionIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            case 4: // COMMENT
              if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
                struct.comment = iprot.readString();
                struct.setCommentIsSet(true);
              } else { 
                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
              }
              break;
            default:
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
          }
          iprot.readFieldEnd();
        }
        iprot.readStructEnd();
        struct.validate();
      }
  
      public void write(org.apache.thrift.protocol.TProtocol oprot, TColumnDesc struct) throws org.apache.thrift.TException {
        struct.validate();
  
        oprot.writeStructBegin(STRUCT_DESC);
        if (struct.columnName != null) {
          oprot.writeFieldBegin(COLUMN_NAME_FIELD_DESC);
          oprot.writeString(struct.columnName);
          oprot.writeFieldEnd();
        }
        if (struct.typeDesc != null) {
          oprot.writeFieldBegin(TYPE_DESC_FIELD_DESC);
          struct.typeDesc.write(oprot);
          oprot.writeFieldEnd();
        }
        oprot.writeFieldBegin(POSITION_FIELD_DESC);
        oprot.writeI32(struct.position);
        oprot.writeFieldEnd();
        if (struct.comment != null) {
          if (struct.isSetComment()) {
            oprot.writeFieldBegin(COMMENT_FIELD_DESC);
            oprot.writeString(struct.comment);
            oprot.writeFieldEnd();
          }
        }
        oprot.writeFieldStop();
        oprot.writeStructEnd();
      }
  
    }
  
    private static class TColumnDescTupleSchemeFactory implements SchemeFactory {
      public TColumnDescTupleScheme getScheme() {
        return new TColumnDescTupleScheme();
      }
    }
  
    private static class TColumnDescTupleScheme extends TupleScheme<TColumnDesc> {
  
      @Override
      public void write(org.apache.thrift.protocol.TProtocol prot, TColumnDesc struct) throws org.apache.thrift.TException {
        TTupleProtocol oprot = (TTupleProtocol) prot;
        oprot.writeString(struct.columnName);
        struct.typeDesc.write(oprot);
        oprot.writeI32(struct.position);
        BitSet optionals = new BitSet();
        if (struct.isSetComment()) {
          optionals.set(0);
        }
        oprot.writeBitSet(optionals, 1);
        if (struct.isSetComment()) {
          oprot.writeString(struct.comment);
        }
      }
  
      @Override
      public void read(org.apache.thrift.protocol.TProtocol prot, TColumnDesc struct) throws org.apache.thrift.TException {
        TTupleProtocol iprot = (TTupleProtocol) prot;
        struct.columnName = iprot.readString();
        struct.setColumnNameIsSet(true);
        struct.typeDesc = new TTypeDesc();
        struct.typeDesc.read(iprot);
        struct.setTypeDescIsSet(true);
        struct.position = iprot.readI32();
        struct.setPositionIsSet(true);
        BitSet incoming = iprot.readBitSet(1);
        if (incoming.get(0)) {
          struct.comment = iprot.readString();
          struct.setCommentIsSet(true);
        }
      }
    }
  
  }
  
  