Java tutorial
/* Copyright (C) 2013-2014 Computer Sciences Corporation * * 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. */ /** * Autogenerated by Thrift Compiler (0.9.1) * * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING * @generated */ package com.cloudera.impala.extdatasource.thrift; 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 org.slf4j.Logger; import org.slf4j.LoggerFactory; public class TGetStatsResult implements org.apache.thrift.TBase<TGetStatsResult, TGetStatsResult._Fields>, java.io.Serializable, Cloneable, Comparable<TGetStatsResult> { private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct( "TGetStatsResult"); private static final org.apache.thrift.protocol.TField STATUS_FIELD_DESC = new org.apache.thrift.protocol.TField( "status", org.apache.thrift.protocol.TType.STRUCT, (short) 1); private static final org.apache.thrift.protocol.TField NUM_ROWS_ESTIMATE_FIELD_DESC = new org.apache.thrift.protocol.TField( "num_rows_estimate", org.apache.thrift.protocol.TType.I64, (short) 2); private static final org.apache.thrift.protocol.TField ACCEPTED_CONJUNCTS_FIELD_DESC = new org.apache.thrift.protocol.TField( "accepted_conjuncts", org.apache.thrift.protocol.TType.LIST, (short) 3); private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>(); static { schemes.put(StandardScheme.class, new TGetStatsResultStandardSchemeFactory()); schemes.put(TupleScheme.class, new TGetStatsResultTupleSchemeFactory()); } public com.cloudera.impala.thrift.TStatus status; // required public long num_rows_estimate; // optional public List<Integer> accepted_conjuncts; // 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 { STATUS((short) 1, "status"), NUM_ROWS_ESTIMATE((short) 2, "num_rows_estimate"), ACCEPTED_CONJUNCTS((short) 3, "accepted_conjuncts"); 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: // STATUS return STATUS; case 2: // NUM_ROWS_ESTIMATE return NUM_ROWS_ESTIMATE; case 3: // ACCEPTED_CONJUNCTS return ACCEPTED_CONJUNCTS; 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 __NUM_ROWS_ESTIMATE_ISSET_ID = 0; private byte __isset_bitfield = 0; private _Fields optionals[] = { _Fields.NUM_ROWS_ESTIMATE }; 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.STATUS, new org.apache.thrift.meta_data.FieldMetaData("status", org.apache.thrift.TFieldRequirementType.REQUIRED, new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT, com.cloudera.impala.thrift.TStatus.class))); tmpMap.put(_Fields.NUM_ROWS_ESTIMATE, new org.apache.thrift.meta_data.FieldMetaData("num_rows_estimate", org.apache.thrift.TFieldRequirementType.OPTIONAL, new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64))); tmpMap.put(_Fields.ACCEPTED_CONJUNCTS, new org.apache.thrift.meta_data.FieldMetaData("accepted_conjuncts", org.apache.thrift.TFieldRequirementType.DEFAULT, new org.apache.thrift.meta_data.ListMetaData(org.apache.thrift.protocol.TType.LIST, new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I32)))); metaDataMap = Collections.unmodifiableMap(tmpMap); org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(TGetStatsResult.class, metaDataMap); } public TGetStatsResult() { } public TGetStatsResult(com.cloudera.impala.thrift.TStatus status, List<Integer> accepted_conjuncts) { this(); this.status = status; this.accepted_conjuncts = accepted_conjuncts; } /** * Performs a deep copy on <i>other</i>. */ public TGetStatsResult(TGetStatsResult other) { __isset_bitfield = other.__isset_bitfield; if (other.isSetStatus()) { this.status = new com.cloudera.impala.thrift.TStatus(other.status); } this.num_rows_estimate = other.num_rows_estimate; if (other.isSetAccepted_conjuncts()) { List<Integer> __this__accepted_conjuncts = new ArrayList<Integer>(other.accepted_conjuncts); this.accepted_conjuncts = __this__accepted_conjuncts; } } public TGetStatsResult deepCopy() { return new TGetStatsResult(this); } @Override public void clear() { this.status = null; setNum_rows_estimateIsSet(false); this.num_rows_estimate = 0; this.accepted_conjuncts = null; } public com.cloudera.impala.thrift.TStatus getStatus() { return this.status; } public TGetStatsResult setStatus(com.cloudera.impala.thrift.TStatus status) { this.status = status; return this; } public void unsetStatus() { this.status = null; } /** Returns true if field status is set (has been assigned a value) and false otherwise */ public boolean isSetStatus() { return this.status != null; } public void setStatusIsSet(boolean value) { if (!value) { this.status = null; } } public long getNum_rows_estimate() { return this.num_rows_estimate; } public TGetStatsResult setNum_rows_estimate(long num_rows_estimate) { this.num_rows_estimate = num_rows_estimate; setNum_rows_estimateIsSet(true); return this; } public void unsetNum_rows_estimate() { __isset_bitfield = EncodingUtils.clearBit(__isset_bitfield, __NUM_ROWS_ESTIMATE_ISSET_ID); } /** Returns true if field num_rows_estimate is set (has been assigned a value) and false otherwise */ public boolean isSetNum_rows_estimate() { return EncodingUtils.testBit(__isset_bitfield, __NUM_ROWS_ESTIMATE_ISSET_ID); } public void setNum_rows_estimateIsSet(boolean value) { __isset_bitfield = EncodingUtils.setBit(__isset_bitfield, __NUM_ROWS_ESTIMATE_ISSET_ID, value); } public int getAccepted_conjunctsSize() { return (this.accepted_conjuncts == null) ? 0 : this.accepted_conjuncts.size(); } public java.util.Iterator<Integer> getAccepted_conjunctsIterator() { return (this.accepted_conjuncts == null) ? null : this.accepted_conjuncts.iterator(); } public void addToAccepted_conjuncts(int elem) { if (this.accepted_conjuncts == null) { this.accepted_conjuncts = new ArrayList<Integer>(); } this.accepted_conjuncts.add(elem); } public List<Integer> getAccepted_conjuncts() { return this.accepted_conjuncts; } public TGetStatsResult setAccepted_conjuncts(List<Integer> accepted_conjuncts) { this.accepted_conjuncts = accepted_conjuncts; return this; } public void unsetAccepted_conjuncts() { this.accepted_conjuncts = null; } /** Returns true if field accepted_conjuncts is set (has been assigned a value) and false otherwise */ public boolean isSetAccepted_conjuncts() { return this.accepted_conjuncts != null; } public void setAccepted_conjunctsIsSet(boolean value) { if (!value) { this.accepted_conjuncts = null; } } public void setFieldValue(_Fields field, Object value) { switch (field) { case STATUS: if (value == null) { unsetStatus(); } else { setStatus((com.cloudera.impala.thrift.TStatus) value); } break; case NUM_ROWS_ESTIMATE: if (value == null) { unsetNum_rows_estimate(); } else { setNum_rows_estimate((Long) value); } break; case ACCEPTED_CONJUNCTS: if (value == null) { unsetAccepted_conjuncts(); } else { setAccepted_conjuncts((List<Integer>) value); } break; } } public Object getFieldValue(_Fields field) { switch (field) { case STATUS: return getStatus(); case NUM_ROWS_ESTIMATE: return Long.valueOf(getNum_rows_estimate()); case ACCEPTED_CONJUNCTS: return getAccepted_conjuncts(); } 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 STATUS: return isSetStatus(); case NUM_ROWS_ESTIMATE: return isSetNum_rows_estimate(); case ACCEPTED_CONJUNCTS: return isSetAccepted_conjuncts(); } throw new IllegalStateException(); } @Override public boolean equals(Object that) { if (that == null) return false; if (that instanceof TGetStatsResult) return this.equals((TGetStatsResult) that); return false; } public boolean equals(TGetStatsResult that) { if (that == null) return false; boolean this_present_status = true && this.isSetStatus(); boolean that_present_status = true && that.isSetStatus(); if (this_present_status || that_present_status) { if (!(this_present_status && that_present_status)) return false; if (!this.status.equals(that.status)) return false; } boolean this_present_num_rows_estimate = true && this.isSetNum_rows_estimate(); boolean that_present_num_rows_estimate = true && that.isSetNum_rows_estimate(); if (this_present_num_rows_estimate || that_present_num_rows_estimate) { if (!(this_present_num_rows_estimate && that_present_num_rows_estimate)) return false; if (this.num_rows_estimate != that.num_rows_estimate) return false; } boolean this_present_accepted_conjuncts = true && this.isSetAccepted_conjuncts(); boolean that_present_accepted_conjuncts = true && that.isSetAccepted_conjuncts(); if (this_present_accepted_conjuncts || that_present_accepted_conjuncts) { if (!(this_present_accepted_conjuncts && that_present_accepted_conjuncts)) return false; if (!this.accepted_conjuncts.equals(that.accepted_conjuncts)) return false; } return true; } @Override public int hashCode() { return 0; } @Override public int compareTo(TGetStatsResult other) { if (!getClass().equals(other.getClass())) { return getClass().getName().compareTo(other.getClass().getName()); } int lastComparison = 0; lastComparison = Boolean.valueOf(isSetStatus()).compareTo(other.isSetStatus()); if (lastComparison != 0) { return lastComparison; } if (isSetStatus()) { lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.status, other.status); if (lastComparison != 0) { return lastComparison; } } lastComparison = Boolean.valueOf(isSetNum_rows_estimate()).compareTo(other.isSetNum_rows_estimate()); if (lastComparison != 0) { return lastComparison; } if (isSetNum_rows_estimate()) { lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.num_rows_estimate, other.num_rows_estimate); if (lastComparison != 0) { return lastComparison; } } lastComparison = Boolean.valueOf(isSetAccepted_conjuncts()).compareTo(other.isSetAccepted_conjuncts()); if (lastComparison != 0) { return lastComparison; } if (isSetAccepted_conjuncts()) { lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.accepted_conjuncts, other.accepted_conjuncts); 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("TGetStatsResult("); boolean first = true; sb.append("status:"); if (this.status == null) { sb.append("null"); } else { sb.append(this.status); } first = false; if (isSetNum_rows_estimate()) { if (!first) sb.append(", "); sb.append("num_rows_estimate:"); sb.append(this.num_rows_estimate); first = false; } if (!first) sb.append(", "); sb.append("accepted_conjuncts:"); if (this.accepted_conjuncts == null) { sb.append("null"); } else { sb.append(this.accepted_conjuncts); } first = false; sb.append(")"); return sb.toString(); } public void validate() throws org.apache.thrift.TException { // check for required fields if (status == null) { throw new org.apache.thrift.protocol.TProtocolException( "Required field 'status' was not present! Struct: " + toString()); } // check for sub-struct validity if (status != null) { status.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 TGetStatsResultStandardSchemeFactory implements SchemeFactory { public TGetStatsResultStandardScheme getScheme() { return new TGetStatsResultStandardScheme(); } } private static class TGetStatsResultStandardScheme extends StandardScheme<TGetStatsResult> { public void read(org.apache.thrift.protocol.TProtocol iprot, TGetStatsResult 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: // STATUS if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) { struct.status = new com.cloudera.impala.thrift.TStatus(); struct.status.read(iprot); struct.setStatusIsSet(true); } else { org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type); } break; case 2: // NUM_ROWS_ESTIMATE if (schemeField.type == org.apache.thrift.protocol.TType.I64) { struct.num_rows_estimate = iprot.readI64(); struct.setNum_rows_estimateIsSet(true); } else { org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type); } break; case 3: // ACCEPTED_CONJUNCTS if (schemeField.type == org.apache.thrift.protocol.TType.LIST) { { org.apache.thrift.protocol.TList _list40 = iprot.readListBegin(); struct.accepted_conjuncts = new ArrayList<Integer>(_list40.size); for (int _i41 = 0; _i41 < _list40.size; ++_i41) { int _elem42; _elem42 = iprot.readI32(); struct.accepted_conjuncts.add(_elem42); } iprot.readListEnd(); } struct.setAccepted_conjunctsIsSet(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 struct.validate(); } public void write(org.apache.thrift.protocol.TProtocol oprot, TGetStatsResult struct) throws org.apache.thrift.TException { struct.validate(); oprot.writeStructBegin(STRUCT_DESC); if (struct.status != null) { oprot.writeFieldBegin(STATUS_FIELD_DESC); struct.status.write(oprot); oprot.writeFieldEnd(); } if (struct.isSetNum_rows_estimate()) { oprot.writeFieldBegin(NUM_ROWS_ESTIMATE_FIELD_DESC); oprot.writeI64(struct.num_rows_estimate); oprot.writeFieldEnd(); } if (struct.accepted_conjuncts != null) { oprot.writeFieldBegin(ACCEPTED_CONJUNCTS_FIELD_DESC); { oprot.writeListBegin(new org.apache.thrift.protocol.TList(org.apache.thrift.protocol.TType.I32, struct.accepted_conjuncts.size())); for (int _iter43 : struct.accepted_conjuncts) { oprot.writeI32(_iter43); } oprot.writeListEnd(); } oprot.writeFieldEnd(); } oprot.writeFieldStop(); oprot.writeStructEnd(); } } private static class TGetStatsResultTupleSchemeFactory implements SchemeFactory { public TGetStatsResultTupleScheme getScheme() { return new TGetStatsResultTupleScheme(); } } private static class TGetStatsResultTupleScheme extends TupleScheme<TGetStatsResult> { @Override public void write(org.apache.thrift.protocol.TProtocol prot, TGetStatsResult struct) throws org.apache.thrift.TException { TTupleProtocol oprot = (TTupleProtocol) prot; struct.status.write(oprot); BitSet optionals = new BitSet(); if (struct.isSetNum_rows_estimate()) { optionals.set(0); } if (struct.isSetAccepted_conjuncts()) { optionals.set(1); } oprot.writeBitSet(optionals, 2); if (struct.isSetNum_rows_estimate()) { oprot.writeI64(struct.num_rows_estimate); } if (struct.isSetAccepted_conjuncts()) { { oprot.writeI32(struct.accepted_conjuncts.size()); for (int _iter44 : struct.accepted_conjuncts) { oprot.writeI32(_iter44); } } } } @Override public void read(org.apache.thrift.protocol.TProtocol prot, TGetStatsResult struct) throws org.apache.thrift.TException { TTupleProtocol iprot = (TTupleProtocol) prot; struct.status = new com.cloudera.impala.thrift.TStatus(); struct.status.read(iprot); struct.setStatusIsSet(true); BitSet incoming = iprot.readBitSet(2); if (incoming.get(0)) { struct.num_rows_estimate = iprot.readI64(); struct.setNum_rows_estimateIsSet(true); } if (incoming.get(1)) { { org.apache.thrift.protocol.TList _list45 = new org.apache.thrift.protocol.TList( org.apache.thrift.protocol.TType.I32, iprot.readI32()); struct.accepted_conjuncts = new ArrayList<Integer>(_list45.size); for (int _i46 = 0; _i46 < _list45.size; ++_i46) { int _elem47; _elem47 = iprot.readI32(); struct.accepted_conjuncts.add(_elem47); } } struct.setAccepted_conjunctsIsSet(true); } } } }