Java tutorial
/** * Autogenerated by Thrift * * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING */ package org.apache.cassandra.thrift; /* * * 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. * */ import org.apache.commons.lang.builder.HashCodeBuilder; 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; /** * Note that the timestamp is only optional in case of counter deletion. */ public class Deletion implements org.apache.thrift.TBase<Deletion, Deletion._Fields>, java.io.Serializable, Cloneable { private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct( "Deletion"); private static final org.apache.thrift.protocol.TField TIMESTAMP_FIELD_DESC = new org.apache.thrift.protocol.TField( "timestamp", org.apache.thrift.protocol.TType.I64, (short) 1); private static final org.apache.thrift.protocol.TField SUPER_COLUMN_FIELD_DESC = new org.apache.thrift.protocol.TField( "super_column", org.apache.thrift.protocol.TType.STRING, (short) 2); private static final org.apache.thrift.protocol.TField PREDICATE_FIELD_DESC = new org.apache.thrift.protocol.TField( "predicate", org.apache.thrift.protocol.TType.STRUCT, (short) 3); public long timestamp; public ByteBuffer super_column; public SlicePredicate predicate; /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */ public enum _Fields implements org.apache.thrift.TFieldIdEnum { TIMESTAMP((short) 1, "timestamp"), SUPER_COLUMN((short) 2, "super_column"), PREDICATE((short) 3, "predicate"); 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: // TIMESTAMP return TIMESTAMP; case 2: // SUPER_COLUMN return SUPER_COLUMN; case 3: // PREDICATE return PREDICATE; 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 __TIMESTAMP_ISSET_ID = 0; private BitSet __isset_bit_vector = new BitSet(1); 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.TIMESTAMP, new org.apache.thrift.meta_data.FieldMetaData("timestamp", org.apache.thrift.TFieldRequirementType.OPTIONAL, new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64))); tmpMap.put(_Fields.SUPER_COLUMN, new org.apache.thrift.meta_data.FieldMetaData("super_column", org.apache.thrift.TFieldRequirementType.OPTIONAL, new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING, true))); tmpMap.put(_Fields.PREDICATE, new org.apache.thrift.meta_data.FieldMetaData("predicate", org.apache.thrift.TFieldRequirementType.OPTIONAL, new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT, SlicePredicate.class))); metaDataMap = Collections.unmodifiableMap(tmpMap); org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(Deletion.class, metaDataMap); } public Deletion() { } /** * Performs a deep copy on <i>other</i>. */ public Deletion(Deletion other) { __isset_bit_vector.clear(); __isset_bit_vector.or(other.__isset_bit_vector); this.timestamp = other.timestamp; if (other.isSetSuper_column()) { this.super_column = org.apache.thrift.TBaseHelper.copyBinary(other.super_column); ; } if (other.isSetPredicate()) { this.predicate = new SlicePredicate(other.predicate); } } public Deletion deepCopy() { return new Deletion(this); } @Override public void clear() { setTimestampIsSet(false); this.timestamp = 0; this.super_column = null; this.predicate = null; } public long getTimestamp() { return this.timestamp; } public Deletion setTimestamp(long timestamp) { this.timestamp = timestamp; setTimestampIsSet(true); return this; } public void unsetTimestamp() { __isset_bit_vector.clear(__TIMESTAMP_ISSET_ID); } /** Returns true if field timestamp is set (has been assigned a value) and false otherwise */ public boolean isSetTimestamp() { return __isset_bit_vector.get(__TIMESTAMP_ISSET_ID); } public void setTimestampIsSet(boolean value) { __isset_bit_vector.set(__TIMESTAMP_ISSET_ID, value); } public byte[] getSuper_column() { setSuper_column(org.apache.thrift.TBaseHelper.rightSize(super_column)); return super_column == null ? null : super_column.array(); } public ByteBuffer bufferForSuper_column() { return super_column; } public Deletion setSuper_column(byte[] super_column) { setSuper_column(super_column == null ? (ByteBuffer) null : ByteBuffer.wrap(super_column)); return this; } public Deletion setSuper_column(ByteBuffer super_column) { this.super_column = super_column; return this; } public void unsetSuper_column() { this.super_column = null; } /** Returns true if field super_column is set (has been assigned a value) and false otherwise */ public boolean isSetSuper_column() { return this.super_column != null; } public void setSuper_columnIsSet(boolean value) { if (!value) { this.super_column = null; } } public SlicePredicate getPredicate() { return this.predicate; } public Deletion setPredicate(SlicePredicate predicate) { this.predicate = predicate; return this; } public void unsetPredicate() { this.predicate = null; } /** Returns true if field predicate is set (has been assigned a value) and false otherwise */ public boolean isSetPredicate() { return this.predicate != null; } public void setPredicateIsSet(boolean value) { if (!value) { this.predicate = null; } } public void setFieldValue(_Fields field, Object value) { switch (field) { case TIMESTAMP: if (value == null) { unsetTimestamp(); } else { setTimestamp((Long) value); } break; case SUPER_COLUMN: if (value == null) { unsetSuper_column(); } else { setSuper_column((ByteBuffer) value); } break; case PREDICATE: if (value == null) { unsetPredicate(); } else { setPredicate((SlicePredicate) value); } break; } } public Object getFieldValue(_Fields field) { switch (field) { case TIMESTAMP: return new Long(getTimestamp()); case SUPER_COLUMN: return getSuper_column(); case PREDICATE: return getPredicate(); } 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 TIMESTAMP: return isSetTimestamp(); case SUPER_COLUMN: return isSetSuper_column(); case PREDICATE: return isSetPredicate(); } throw new IllegalStateException(); } @Override public boolean equals(Object that) { if (that == null) return false; if (that instanceof Deletion) return this.equals((Deletion) that); return false; } public boolean equals(Deletion that) { if (that == null) return false; boolean this_present_timestamp = true && this.isSetTimestamp(); boolean that_present_timestamp = true && that.isSetTimestamp(); if (this_present_timestamp || that_present_timestamp) { if (!(this_present_timestamp && that_present_timestamp)) return false; if (this.timestamp != that.timestamp) return false; } boolean this_present_super_column = true && this.isSetSuper_column(); boolean that_present_super_column = true && that.isSetSuper_column(); if (this_present_super_column || that_present_super_column) { if (!(this_present_super_column && that_present_super_column)) return false; if (!this.super_column.equals(that.super_column)) return false; } boolean this_present_predicate = true && this.isSetPredicate(); boolean that_present_predicate = true && that.isSetPredicate(); if (this_present_predicate || that_present_predicate) { if (!(this_present_predicate && that_present_predicate)) return false; if (!this.predicate.equals(that.predicate)) return false; } return true; } @Override public int hashCode() { HashCodeBuilder builder = new HashCodeBuilder(); boolean present_timestamp = true && (isSetTimestamp()); builder.append(present_timestamp); if (present_timestamp) builder.append(timestamp); boolean present_super_column = true && (isSetSuper_column()); builder.append(present_super_column); if (present_super_column) builder.append(super_column); boolean present_predicate = true && (isSetPredicate()); builder.append(present_predicate); if (present_predicate) builder.append(predicate); return builder.toHashCode(); } public int compareTo(Deletion other) { if (!getClass().equals(other.getClass())) { return getClass().getName().compareTo(other.getClass().getName()); } int lastComparison = 0; Deletion typedOther = (Deletion) other; lastComparison = Boolean.valueOf(isSetTimestamp()).compareTo(typedOther.isSetTimestamp()); if (lastComparison != 0) { return lastComparison; } if (isSetTimestamp()) { lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.timestamp, typedOther.timestamp); if (lastComparison != 0) { return lastComparison; } } lastComparison = Boolean.valueOf(isSetSuper_column()).compareTo(typedOther.isSetSuper_column()); if (lastComparison != 0) { return lastComparison; } if (isSetSuper_column()) { lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.super_column, typedOther.super_column); if (lastComparison != 0) { return lastComparison; } } lastComparison = Boolean.valueOf(isSetPredicate()).compareTo(typedOther.isSetPredicate()); if (lastComparison != 0) { return lastComparison; } if (isSetPredicate()) { lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.predicate, typedOther.predicate); 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 { org.apache.thrift.protocol.TField field; iprot.readStructBegin(); while (true) { field = iprot.readFieldBegin(); if (field.type == org.apache.thrift.protocol.TType.STOP) { break; } switch (field.id) { case 1: // TIMESTAMP if (field.type == org.apache.thrift.protocol.TType.I64) { this.timestamp = iprot.readI64(); setTimestampIsSet(true); } else { org.apache.thrift.protocol.TProtocolUtil.skip(iprot, field.type); } break; case 2: // SUPER_COLUMN if (field.type == org.apache.thrift.protocol.TType.STRING) { this.super_column = iprot.readBinary(); } else { org.apache.thrift.protocol.TProtocolUtil.skip(iprot, field.type); } break; case 3: // PREDICATE if (field.type == org.apache.thrift.protocol.TType.STRUCT) { this.predicate = new SlicePredicate(); this.predicate.read(iprot); } else { org.apache.thrift.protocol.TProtocolUtil.skip(iprot, field.type); } break; default: org.apache.thrift.protocol.TProtocolUtil.skip(iprot, field.type); } iprot.readFieldEnd(); } iprot.readStructEnd(); // check for required fields of primitive type, which can't be checked in the validate method validate(); } public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException { validate(); oprot.writeStructBegin(STRUCT_DESC); if (isSetTimestamp()) { oprot.writeFieldBegin(TIMESTAMP_FIELD_DESC); oprot.writeI64(this.timestamp); oprot.writeFieldEnd(); } if (this.super_column != null) { if (isSetSuper_column()) { oprot.writeFieldBegin(SUPER_COLUMN_FIELD_DESC); oprot.writeBinary(this.super_column); oprot.writeFieldEnd(); } } if (this.predicate != null) { if (isSetPredicate()) { oprot.writeFieldBegin(PREDICATE_FIELD_DESC); this.predicate.write(oprot); oprot.writeFieldEnd(); } } oprot.writeFieldStop(); oprot.writeStructEnd(); } @Override public String toString() { StringBuilder sb = new StringBuilder("Deletion("); boolean first = true; if (isSetTimestamp()) { sb.append("timestamp:"); sb.append(this.timestamp); first = false; } if (isSetSuper_column()) { if (!first) sb.append(", "); sb.append("super_column:"); if (this.super_column == null) { sb.append("null"); } else { org.apache.thrift.TBaseHelper.toString(this.super_column, sb); } first = false; } if (isSetPredicate()) { if (!first) sb.append(", "); sb.append("predicate:"); if (this.predicate == null) { sb.append("null"); } else { sb.append(this.predicate); } first = false; } sb.append(")"); return sb.toString(); } public void validate() throws org.apache.thrift.TException { // check for required fields } }