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/**
 * Autogenerated by Thrift Compiler (0.9.3)
 *
 * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
 *  @generated
 */
package org.apache.parquet.format;

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 org.apache.thrift.async.AsyncMethodCallback;
import org.apache.thrift.server.AbstractNonblockingServer.*;
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 javax.annotation.Generated;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

@SuppressWarnings({"cast", "rawtypes", "serial", "unchecked"})
@Generated(value = "Autogenerated by Thrift Compiler (0.9.3)", date = "2017-10-17")
public class PageLocation implements org.apache.thrift.TBase, java.io.Serializable, Cloneable, Comparable {
  private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("PageLocation");

  private static final org.apache.thrift.protocol.TField OFFSET_FIELD_DESC = new org.apache.thrift.protocol.TField("offset", org.apache.thrift.protocol.TType.I64, (short)1);
  private static final org.apache.thrift.protocol.TField COMPRESSED_PAGE_SIZE_FIELD_DESC = new org.apache.thrift.protocol.TField("compressed_page_size", org.apache.thrift.protocol.TType.I32, (short)2);
  private static final org.apache.thrift.protocol.TField FIRST_ROW_INDEX_FIELD_DESC = new org.apache.thrift.protocol.TField("first_row_index", org.apache.thrift.protocol.TType.I64, (short)3);

  private static final Map, SchemeFactory> schemes = new HashMap, SchemeFactory>();
  static {
    schemes.put(StandardScheme.class, new PageLocationStandardSchemeFactory());
    schemes.put(TupleScheme.class, new PageLocationTupleSchemeFactory());
  }

  /**
   * Offset of the page in the file *
   */
  public long offset; // required
  /**
   * Size of the page, including header. Sum of compressed_page_size and header
   * length
   */
  public int compressed_page_size; // required
  /**
   * Index within the RowGroup of the first row of the page; this means pages
   * change on record boundaries (r = 0).
   */
  public long first_row_index; // required

  /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
  public enum _Fields implements org.apache.thrift.TFieldIdEnum {
    /**
     * Offset of the page in the file *
     */
    OFFSET((short)1, "offset"),
    /**
     * Size of the page, including header. Sum of compressed_page_size and header
     * length
     */
    COMPRESSED_PAGE_SIZE((short)2, "compressed_page_size"),
    /**
     * Index within the RowGroup of the first row of the page; this means pages
     * change on record boundaries (r = 0).
     */
    FIRST_ROW_INDEX((short)3, "first_row_index");

    private static final Map byName = new HashMap();

    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: // OFFSET
          return OFFSET;
        case 2: // COMPRESSED_PAGE_SIZE
          return COMPRESSED_PAGE_SIZE;
        case 3: // FIRST_ROW_INDEX
          return FIRST_ROW_INDEX;
        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 __OFFSET_ISSET_ID = 0;
  private static final int __COMPRESSED_PAGE_SIZE_ISSET_ID = 1;
  private static final int __FIRST_ROW_INDEX_ISSET_ID = 2;
  private byte __isset_bitfield = 0;
  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.OFFSET, new org.apache.thrift.meta_data.FieldMetaData("offset", org.apache.thrift.TFieldRequirementType.REQUIRED, 
        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
    tmpMap.put(_Fields.COMPRESSED_PAGE_SIZE, new org.apache.thrift.meta_data.FieldMetaData("compressed_page_size", org.apache.thrift.TFieldRequirementType.REQUIRED, 
        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I32)));
    tmpMap.put(_Fields.FIRST_ROW_INDEX, new org.apache.thrift.meta_data.FieldMetaData("first_row_index", org.apache.thrift.TFieldRequirementType.REQUIRED, 
        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
    metaDataMap = Collections.unmodifiableMap(tmpMap);
    org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(PageLocation.class, metaDataMap);
  }

  public PageLocation() {
  }

  public PageLocation(
    long offset,
    int compressed_page_size,
    long first_row_index)
  {
    this();
    this.offset = offset;
    setOffsetIsSet(true);
    this.compressed_page_size = compressed_page_size;
    setCompressed_page_sizeIsSet(true);
    this.first_row_index = first_row_index;
    setFirst_row_indexIsSet(true);
  }

  /**
   * Performs a deep copy on other.
   */
  public PageLocation(PageLocation other) {
    __isset_bitfield = other.__isset_bitfield;
    this.offset = other.offset;
    this.compressed_page_size = other.compressed_page_size;
    this.first_row_index = other.first_row_index;
  }

  public PageLocation deepCopy() {
    return new PageLocation(this);
  }

  @Override
  public void clear() {
    setOffsetIsSet(false);
    this.offset = 0;
    setCompressed_page_sizeIsSet(false);
    this.compressed_page_size = 0;
    setFirst_row_indexIsSet(false);
    this.first_row_index = 0;
  }

  /**
   * Offset of the page in the file *
   */
  public long getOffset() {
    return this.offset;
  }

  /**
   * Offset of the page in the file *
   */
  public PageLocation setOffset(long offset) {
    this.offset = offset;
    setOffsetIsSet(true);
    return this;
  }

  public void unsetOffset() {
    __isset_bitfield = EncodingUtils.clearBit(__isset_bitfield, __OFFSET_ISSET_ID);
  }

  /** Returns true if field offset is set (has been assigned a value) and false otherwise */
  public boolean isSetOffset() {
    return EncodingUtils.testBit(__isset_bitfield, __OFFSET_ISSET_ID);
  }

  public void setOffsetIsSet(boolean value) {
    __isset_bitfield = EncodingUtils.setBit(__isset_bitfield, __OFFSET_ISSET_ID, value);
  }

  /**
   * Size of the page, including header. Sum of compressed_page_size and header
   * length
   */
  public int getCompressed_page_size() {
    return this.compressed_page_size;
  }

  /**
   * Size of the page, including header. Sum of compressed_page_size and header
   * length
   */
  public PageLocation setCompressed_page_size(int compressed_page_size) {
    this.compressed_page_size = compressed_page_size;
    setCompressed_page_sizeIsSet(true);
    return this;
  }

  public void unsetCompressed_page_size() {
    __isset_bitfield = EncodingUtils.clearBit(__isset_bitfield, __COMPRESSED_PAGE_SIZE_ISSET_ID);
  }

  /** Returns true if field compressed_page_size is set (has been assigned a value) and false otherwise */
  public boolean isSetCompressed_page_size() {
    return EncodingUtils.testBit(__isset_bitfield, __COMPRESSED_PAGE_SIZE_ISSET_ID);
  }

  public void setCompressed_page_sizeIsSet(boolean value) {
    __isset_bitfield = EncodingUtils.setBit(__isset_bitfield, __COMPRESSED_PAGE_SIZE_ISSET_ID, value);
  }

  /**
   * Index within the RowGroup of the first row of the page; this means pages
   * change on record boundaries (r = 0).
   */
  public long getFirst_row_index() {
    return this.first_row_index;
  }

  /**
   * Index within the RowGroup of the first row of the page; this means pages
   * change on record boundaries (r = 0).
   */
  public PageLocation setFirst_row_index(long first_row_index) {
    this.first_row_index = first_row_index;
    setFirst_row_indexIsSet(true);
    return this;
  }

  public void unsetFirst_row_index() {
    __isset_bitfield = EncodingUtils.clearBit(__isset_bitfield, __FIRST_ROW_INDEX_ISSET_ID);
  }

  /** Returns true if field first_row_index is set (has been assigned a value) and false otherwise */
  public boolean isSetFirst_row_index() {
    return EncodingUtils.testBit(__isset_bitfield, __FIRST_ROW_INDEX_ISSET_ID);
  }

  public void setFirst_row_indexIsSet(boolean value) {
    __isset_bitfield = EncodingUtils.setBit(__isset_bitfield, __FIRST_ROW_INDEX_ISSET_ID, value);
  }

  public void setFieldValue(_Fields field, Object value) {
    switch (field) {
    case OFFSET:
      if (value == null) {
        unsetOffset();
      } else {
        setOffset((Long)value);
      }
      break;

    case COMPRESSED_PAGE_SIZE:
      if (value == null) {
        unsetCompressed_page_size();
      } else {
        setCompressed_page_size((Integer)value);
      }
      break;

    case FIRST_ROW_INDEX:
      if (value == null) {
        unsetFirst_row_index();
      } else {
        setFirst_row_index((Long)value);
      }
      break;

    }
  }

  public Object getFieldValue(_Fields field) {
    switch (field) {
    case OFFSET:
      return getOffset();

    case COMPRESSED_PAGE_SIZE:
      return getCompressed_page_size();

    case FIRST_ROW_INDEX:
      return getFirst_row_index();

    }
    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 OFFSET:
      return isSetOffset();
    case COMPRESSED_PAGE_SIZE:
      return isSetCompressed_page_size();
    case FIRST_ROW_INDEX:
      return isSetFirst_row_index();
    }
    throw new IllegalStateException();
  }

  @Override
  public boolean equals(Object that) {
    if (that == null)
      return false;
    if (that instanceof PageLocation)
      return this.equals((PageLocation)that);
    return false;
  }

  public boolean equals(PageLocation that) {
    if (that == null)
      return false;

    boolean this_present_offset = true;
    boolean that_present_offset = true;
    if (this_present_offset || that_present_offset) {
      if (!(this_present_offset && that_present_offset))
        return false;
      if (this.offset != that.offset)
        return false;
    }

    boolean this_present_compressed_page_size = true;
    boolean that_present_compressed_page_size = true;
    if (this_present_compressed_page_size || that_present_compressed_page_size) {
      if (!(this_present_compressed_page_size && that_present_compressed_page_size))
        return false;
      if (this.compressed_page_size != that.compressed_page_size)
        return false;
    }

    boolean this_present_first_row_index = true;
    boolean that_present_first_row_index = true;
    if (this_present_first_row_index || that_present_first_row_index) {
      if (!(this_present_first_row_index && that_present_first_row_index))
        return false;
      if (this.first_row_index != that.first_row_index)
        return false;
    }

    return true;
  }

  @Override
  public int hashCode() {
    List list = new ArrayList();

    boolean present_offset = true;
    list.add(present_offset);
    if (present_offset)
      list.add(offset);

    boolean present_compressed_page_size = true;
    list.add(present_compressed_page_size);
    if (present_compressed_page_size)
      list.add(compressed_page_size);

    boolean present_first_row_index = true;
    list.add(present_first_row_index);
    if (present_first_row_index)
      list.add(first_row_index);

    return list.hashCode();
  }

  @Override
  public int compareTo(PageLocation other) {
    if (!getClass().equals(other.getClass())) {
      return getClass().getName().compareTo(other.getClass().getName());
    }

    int lastComparison = 0;

    lastComparison = Boolean.valueOf(isSetOffset()).compareTo(other.isSetOffset());
    if (lastComparison != 0) {
      return lastComparison;
    }
    if (isSetOffset()) {
      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.offset, other.offset);
      if (lastComparison != 0) {
        return lastComparison;
      }
    }
    lastComparison = Boolean.valueOf(isSetCompressed_page_size()).compareTo(other.isSetCompressed_page_size());
    if (lastComparison != 0) {
      return lastComparison;
    }
    if (isSetCompressed_page_size()) {
      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.compressed_page_size, other.compressed_page_size);
      if (lastComparison != 0) {
        return lastComparison;
      }
    }
    lastComparison = Boolean.valueOf(isSetFirst_row_index()).compareTo(other.isSetFirst_row_index());
    if (lastComparison != 0) {
      return lastComparison;
    }
    if (isSetFirst_row_index()) {
      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.first_row_index, other.first_row_index);
      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("PageLocation(");
    boolean first = true;

    sb.append("offset:");
    sb.append(this.offset);
    first = false;
    if (!first) sb.append(", ");
    sb.append("compressed_page_size:");
    sb.append(this.compressed_page_size);
    first = false;
    if (!first) sb.append(", ");
    sb.append("first_row_index:");
    sb.append(this.first_row_index);
    first = false;
    sb.append(")");
    return sb.toString();
  }

  public void validate() throws org.apache.thrift.TException {
    // check for required fields
    // alas, we cannot check 'offset' because it's a primitive and you chose the non-beans generator.
    // alas, we cannot check 'compressed_page_size' because it's a primitive and you chose the non-beans generator.
    // alas, we cannot check 'first_row_index' because it's a primitive and you chose the non-beans generator.
    // check for sub-struct validity
  }

  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 PageLocationStandardSchemeFactory implements SchemeFactory {
    public PageLocationStandardScheme getScheme() {
      return new PageLocationStandardScheme();
    }
  }

  private static class PageLocationStandardScheme extends StandardScheme {

    public void read(org.apache.thrift.protocol.TProtocol iprot, PageLocation 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: // OFFSET
            if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
              struct.offset = iprot.readI64();
              struct.setOffsetIsSet(true);
            } else { 
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
            }
            break;
          case 2: // COMPRESSED_PAGE_SIZE
            if (schemeField.type == org.apache.thrift.protocol.TType.I32) {
              struct.compressed_page_size = iprot.readI32();
              struct.setCompressed_page_sizeIsSet(true);
            } else { 
              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
            }
            break;
          case 3: // FIRST_ROW_INDEX
            if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
              struct.first_row_index = iprot.readI64();
              struct.setFirst_row_indexIsSet(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();

      // check for required fields of primitive type, which can't be checked in the validate method
      if (!struct.isSetOffset()) {
        throw new org.apache.thrift.protocol.TProtocolException("Required field 'offset' was not found in serialized data! Struct: " + toString());
      }
      if (!struct.isSetCompressed_page_size()) {
        throw new org.apache.thrift.protocol.TProtocolException("Required field 'compressed_page_size' was not found in serialized data! Struct: " + toString());
      }
      if (!struct.isSetFirst_row_index()) {
        throw new org.apache.thrift.protocol.TProtocolException("Required field 'first_row_index' was not found in serialized data! Struct: " + toString());
      }
      struct.validate();
    }

    public void write(org.apache.thrift.protocol.TProtocol oprot, PageLocation struct) throws org.apache.thrift.TException {
      struct.validate();

      oprot.writeStructBegin(STRUCT_DESC);
      oprot.writeFieldBegin(OFFSET_FIELD_DESC);
      oprot.writeI64(struct.offset);
      oprot.writeFieldEnd();
      oprot.writeFieldBegin(COMPRESSED_PAGE_SIZE_FIELD_DESC);
      oprot.writeI32(struct.compressed_page_size);
      oprot.writeFieldEnd();
      oprot.writeFieldBegin(FIRST_ROW_INDEX_FIELD_DESC);
      oprot.writeI64(struct.first_row_index);
      oprot.writeFieldEnd();
      oprot.writeFieldStop();
      oprot.writeStructEnd();
    }

  }

  private static class PageLocationTupleSchemeFactory implements SchemeFactory {
    public PageLocationTupleScheme getScheme() {
      return new PageLocationTupleScheme();
    }
  }

  private static class PageLocationTupleScheme extends TupleScheme {

    @Override
    public void write(org.apache.thrift.protocol.TProtocol prot, PageLocation struct) throws org.apache.thrift.TException {
      TTupleProtocol oprot = (TTupleProtocol) prot;
      oprot.writeI64(struct.offset);
      oprot.writeI32(struct.compressed_page_size);
      oprot.writeI64(struct.first_row_index);
    }

    @Override
    public void read(org.apache.thrift.protocol.TProtocol prot, PageLocation struct) throws org.apache.thrift.TException {
      TTupleProtocol iprot = (TTupleProtocol) prot;
      struct.offset = iprot.readI64();
      struct.setOffsetIsSet(true);
      struct.compressed_page_size = iprot.readI32();
      struct.setCompressed_page_sizeIsSet(true);
      struct.first_row_index = iprot.readI64();
      struct.setFirst_row_indexIsSet(true);
    }
  }

}

    

    

    

            

    

            



    
    






    
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