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; /** * A Mutation is either an insert (represented by filling column_or_supercolumn) or a deletion (represented by filling the deletion attribute). * @param column_or_supercolumn. An insert to a column or supercolumn (possibly counter column or supercolumn) * @param deletion. A deletion of a column or supercolumn */ public class Mutation implements org.apache.thrift.TBase<Mutation, Mutation._Fields>, java.io.Serializable, Cloneable { private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct( "Mutation"); private static final org.apache.thrift.protocol.TField COLUMN_OR_SUPERCOLUMN_FIELD_DESC = new org.apache.thrift.protocol.TField( "column_or_supercolumn", org.apache.thrift.protocol.TType.STRUCT, (short) 1); private static final org.apache.thrift.protocol.TField DELETION_FIELD_DESC = new org.apache.thrift.protocol.TField( "deletion", org.apache.thrift.protocol.TType.STRUCT, (short) 2); public ColumnOrSuperColumn column_or_supercolumn; public Deletion deletion; /** 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_OR_SUPERCOLUMN((short) 1, "column_or_supercolumn"), DELETION((short) 2, "deletion"); 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_OR_SUPERCOLUMN return COLUMN_OR_SUPERCOLUMN; case 2: // DELETION return DELETION; 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 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_OR_SUPERCOLUMN, new org.apache.thrift.meta_data.FieldMetaData("column_or_supercolumn", org.apache.thrift.TFieldRequirementType.OPTIONAL, new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT, ColumnOrSuperColumn.class))); tmpMap.put(_Fields.DELETION, new org.apache.thrift.meta_data.FieldMetaData("deletion", org.apache.thrift.TFieldRequirementType.OPTIONAL, new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT, Deletion.class))); metaDataMap = Collections.unmodifiableMap(tmpMap); org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(Mutation.class, metaDataMap); } public Mutation() { } /** * Performs a deep copy on <i>other</i>. */ public Mutation(Mutation other) { if (other.isSetColumn_or_supercolumn()) { this.column_or_supercolumn = new ColumnOrSuperColumn(other.column_or_supercolumn); } if (other.isSetDeletion()) { this.deletion = new Deletion(other.deletion); } } public Mutation deepCopy() { return new Mutation(this); } @Override public void clear() { this.column_or_supercolumn = null; this.deletion = null; } public ColumnOrSuperColumn getColumn_or_supercolumn() { return this.column_or_supercolumn; } public Mutation setColumn_or_supercolumn(ColumnOrSuperColumn column_or_supercolumn) { this.column_or_supercolumn = column_or_supercolumn; return this; } public void unsetColumn_or_supercolumn() { this.column_or_supercolumn = null; } /** Returns true if field column_or_supercolumn is set (has been assigned a value) and false otherwise */ public boolean isSetColumn_or_supercolumn() { return this.column_or_supercolumn != null; } public void setColumn_or_supercolumnIsSet(boolean value) { if (!value) { this.column_or_supercolumn = null; } } public Deletion getDeletion() { return this.deletion; } public Mutation setDeletion(Deletion deletion) { this.deletion = deletion; return this; } public void unsetDeletion() { this.deletion = null; } /** Returns true if field deletion is set (has been assigned a value) and false otherwise */ public boolean isSetDeletion() { return this.deletion != null; } public void setDeletionIsSet(boolean value) { if (!value) { this.deletion = null; } } public void setFieldValue(_Fields field, Object value) { switch (field) { case COLUMN_OR_SUPERCOLUMN: if (value == null) { unsetColumn_or_supercolumn(); } else { setColumn_or_supercolumn((ColumnOrSuperColumn) value); } break; case DELETION: if (value == null) { unsetDeletion(); } else { setDeletion((Deletion) value); } break; } } public Object getFieldValue(_Fields field) { switch (field) { case COLUMN_OR_SUPERCOLUMN: return getColumn_or_supercolumn(); case DELETION: return getDeletion(); } 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_OR_SUPERCOLUMN: return isSetColumn_or_supercolumn(); case DELETION: return isSetDeletion(); } throw new IllegalStateException(); } @Override public boolean equals(Object that) { if (that == null) return false; if (that instanceof Mutation) return this.equals((Mutation) that); return false; } public boolean equals(Mutation that) { if (that == null) return false; boolean this_present_column_or_supercolumn = true && this.isSetColumn_or_supercolumn(); boolean that_present_column_or_supercolumn = true && that.isSetColumn_or_supercolumn(); if (this_present_column_or_supercolumn || that_present_column_or_supercolumn) { if (!(this_present_column_or_supercolumn && that_present_column_or_supercolumn)) return false; if (!this.column_or_supercolumn.equals(that.column_or_supercolumn)) return false; } boolean this_present_deletion = true && this.isSetDeletion(); boolean that_present_deletion = true && that.isSetDeletion(); if (this_present_deletion || that_present_deletion) { if (!(this_present_deletion && that_present_deletion)) return false; if (!this.deletion.equals(that.deletion)) return false; } return true; } @Override public int hashCode() { HashCodeBuilder builder = new HashCodeBuilder(); boolean present_column_or_supercolumn = true && (isSetColumn_or_supercolumn()); builder.append(present_column_or_supercolumn); if (present_column_or_supercolumn) builder.append(column_or_supercolumn); boolean present_deletion = true && (isSetDeletion()); builder.append(present_deletion); if (present_deletion) builder.append(deletion); return builder.toHashCode(); } public int compareTo(Mutation other) { if (!getClass().equals(other.getClass())) { return getClass().getName().compareTo(other.getClass().getName()); } int lastComparison = 0; Mutation typedOther = (Mutation) other; lastComparison = Boolean.valueOf(isSetColumn_or_supercolumn()) .compareTo(typedOther.isSetColumn_or_supercolumn()); if (lastComparison != 0) { return lastComparison; } if (isSetColumn_or_supercolumn()) { lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.column_or_supercolumn, typedOther.column_or_supercolumn); if (lastComparison != 0) { return lastComparison; } } lastComparison = Boolean.valueOf(isSetDeletion()).compareTo(typedOther.isSetDeletion()); if (lastComparison != 0) { return lastComparison; } if (isSetDeletion()) { lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.deletion, typedOther.deletion); 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: // COLUMN_OR_SUPERCOLUMN if (field.type == org.apache.thrift.protocol.TType.STRUCT) { this.column_or_supercolumn = new ColumnOrSuperColumn(); this.column_or_supercolumn.read(iprot); } else { org.apache.thrift.protocol.TProtocolUtil.skip(iprot, field.type); } break; case 2: // DELETION if (field.type == org.apache.thrift.protocol.TType.STRUCT) { this.deletion = new Deletion(); this.deletion.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 (this.column_or_supercolumn != null) { if (isSetColumn_or_supercolumn()) { oprot.writeFieldBegin(COLUMN_OR_SUPERCOLUMN_FIELD_DESC); this.column_or_supercolumn.write(oprot); oprot.writeFieldEnd(); } } if (this.deletion != null) { if (isSetDeletion()) { oprot.writeFieldBegin(DELETION_FIELD_DESC); this.deletion.write(oprot); oprot.writeFieldEnd(); } } oprot.writeFieldStop(); oprot.writeStructEnd(); } @Override public String toString() { StringBuilder sb = new StringBuilder("Mutation("); boolean first = true; if (isSetColumn_or_supercolumn()) { sb.append("column_or_supercolumn:"); if (this.column_or_supercolumn == null) { sb.append("null"); } else { sb.append(this.column_or_supercolumn); } first = false; } if (isSetDeletion()) { if (!first) sb.append(", "); sb.append("deletion:"); if (this.deletion == null) { sb.append("null"); } else { sb.append(this.deletion); } first = false; } sb.append(")"); return sb.toString(); } public void validate() throws org.apache.thrift.TException { // check for required fields } }