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; /** * Row returned from a CQL query */ public class CqlRow implements org.apache.thrift.TBase<CqlRow, CqlRow._Fields>, java.io.Serializable, Cloneable { private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct( "CqlRow"); private static final org.apache.thrift.protocol.TField KEY_FIELD_DESC = new org.apache.thrift.protocol.TField( "key", org.apache.thrift.protocol.TType.STRING, (short) 1); private static final org.apache.thrift.protocol.TField COLUMNS_FIELD_DESC = new org.apache.thrift.protocol.TField( "columns", org.apache.thrift.protocol.TType.LIST, (short) 2); public ByteBuffer key; public List<Column> columns; /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */ public enum _Fields implements org.apache.thrift.TFieldIdEnum { KEY((short) 1, "key"), COLUMNS((short) 2, "columns"); 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: // KEY return KEY; case 2: // COLUMNS return COLUMNS; 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.KEY, new org.apache.thrift.meta_data.FieldMetaData("key", org.apache.thrift.TFieldRequirementType.REQUIRED, new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING, true))); tmpMap.put(_Fields.COLUMNS, new org.apache.thrift.meta_data.FieldMetaData("columns", org.apache.thrift.TFieldRequirementType.REQUIRED, new org.apache.thrift.meta_data.ListMetaData(org.apache.thrift.protocol.TType.LIST, new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT, Column.class)))); metaDataMap = Collections.unmodifiableMap(tmpMap); org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(CqlRow.class, metaDataMap); } public CqlRow() { } public CqlRow(ByteBuffer key, List<Column> columns) { this(); this.key = key; this.columns = columns; } /** * Performs a deep copy on <i>other</i>. */ public CqlRow(CqlRow other) { if (other.isSetKey()) { this.key = org.apache.thrift.TBaseHelper.copyBinary(other.key); ; } if (other.isSetColumns()) { List<Column> __this__columns = new ArrayList<Column>(); for (Column other_element : other.columns) { __this__columns.add(new Column(other_element)); } this.columns = __this__columns; } } public CqlRow deepCopy() { return new CqlRow(this); } @Override public void clear() { this.key = null; this.columns = null; } public byte[] getKey() { setKey(org.apache.thrift.TBaseHelper.rightSize(key)); return key == null ? null : key.array(); } public ByteBuffer bufferForKey() { return key; } public CqlRow setKey(byte[] key) { setKey(key == null ? (ByteBuffer) null : ByteBuffer.wrap(key)); return this; } public CqlRow setKey(ByteBuffer key) { this.key = key; return this; } public void unsetKey() { this.key = null; } /** Returns true if field key is set (has been assigned a value) and false otherwise */ public boolean isSetKey() { return this.key != null; } public void setKeyIsSet(boolean value) { if (!value) { this.key = null; } } public int getColumnsSize() { return (this.columns == null) ? 0 : this.columns.size(); } public java.util.Iterator<Column> getColumnsIterator() { return (this.columns == null) ? null : this.columns.iterator(); } public void addToColumns(Column elem) { if (this.columns == null) { this.columns = new ArrayList<Column>(); } this.columns.add(elem); } public List<Column> getColumns() { return this.columns; } public CqlRow setColumns(List<Column> columns) { this.columns = columns; return this; } public void unsetColumns() { this.columns = null; } /** Returns true if field columns is set (has been assigned a value) and false otherwise */ public boolean isSetColumns() { return this.columns != null; } public void setColumnsIsSet(boolean value) { if (!value) { this.columns = null; } } public void setFieldValue(_Fields field, Object value) { switch (field) { case KEY: if (value == null) { unsetKey(); } else { setKey((ByteBuffer) value); } break; case COLUMNS: if (value == null) { unsetColumns(); } else { setColumns((List<Column>) value); } break; } } public Object getFieldValue(_Fields field) { switch (field) { case KEY: return getKey(); case COLUMNS: return getColumns(); } 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 KEY: return isSetKey(); case COLUMNS: return isSetColumns(); } throw new IllegalStateException(); } @Override public boolean equals(Object that) { if (that == null) return false; if (that instanceof CqlRow) return this.equals((CqlRow) that); return false; } public boolean equals(CqlRow that) { if (that == null) return false; boolean this_present_key = true && this.isSetKey(); boolean that_present_key = true && that.isSetKey(); if (this_present_key || that_present_key) { if (!(this_present_key && that_present_key)) return false; if (!this.key.equals(that.key)) return false; } boolean this_present_columns = true && this.isSetColumns(); boolean that_present_columns = true && that.isSetColumns(); if (this_present_columns || that_present_columns) { if (!(this_present_columns && that_present_columns)) return false; if (!this.columns.equals(that.columns)) return false; } return true; } @Override public int hashCode() { HashCodeBuilder builder = new HashCodeBuilder(); boolean present_key = true && (isSetKey()); builder.append(present_key); if (present_key) builder.append(key); boolean present_columns = true && (isSetColumns()); builder.append(present_columns); if (present_columns) builder.append(columns); return builder.toHashCode(); } public int compareTo(CqlRow other) { if (!getClass().equals(other.getClass())) { return getClass().getName().compareTo(other.getClass().getName()); } int lastComparison = 0; CqlRow typedOther = (CqlRow) other; lastComparison = Boolean.valueOf(isSetKey()).compareTo(typedOther.isSetKey()); if (lastComparison != 0) { return lastComparison; } if (isSetKey()) { lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.key, typedOther.key); if (lastComparison != 0) { return lastComparison; } } lastComparison = Boolean.valueOf(isSetColumns()).compareTo(typedOther.isSetColumns()); if (lastComparison != 0) { return lastComparison; } if (isSetColumns()) { lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.columns, typedOther.columns); 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: // KEY if (field.type == org.apache.thrift.protocol.TType.STRING) { this.key = iprot.readBinary(); } else { org.apache.thrift.protocol.TProtocolUtil.skip(iprot, field.type); } break; case 2: // COLUMNS if (field.type == org.apache.thrift.protocol.TType.LIST) { { org.apache.thrift.protocol.TList _list42 = iprot.readListBegin(); this.columns = new ArrayList<Column>(_list42.size); for (int _i43 = 0; _i43 < _list42.size; ++_i43) { Column _elem44; _elem44 = new Column(); _elem44.read(iprot); this.columns.add(_elem44); } iprot.readListEnd(); } } 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.key != null) { oprot.writeFieldBegin(KEY_FIELD_DESC); oprot.writeBinary(this.key); oprot.writeFieldEnd(); } if (this.columns != null) { oprot.writeFieldBegin(COLUMNS_FIELD_DESC); { oprot.writeListBegin(new org.apache.thrift.protocol.TList(org.apache.thrift.protocol.TType.STRUCT, this.columns.size())); for (Column _iter45 : this.columns) { _iter45.write(oprot); } oprot.writeListEnd(); } oprot.writeFieldEnd(); } oprot.writeFieldStop(); oprot.writeStructEnd(); } @Override public String toString() { StringBuilder sb = new StringBuilder("CqlRow("); boolean first = true; sb.append("key:"); if (this.key == null) { sb.append("null"); } else { org.apache.thrift.TBaseHelper.toString(this.key, sb); } first = false; if (!first) sb.append(", "); sb.append("columns:"); if (this.columns == null) { sb.append("null"); } else { sb.append(this.columns); } first = false; sb.append(")"); return sb.toString(); } public void validate() throws org.apache.thrift.TException { // check for required fields if (key == null) { throw new org.apache.thrift.protocol.TProtocolException( "Required field 'key' was not present! Struct: " + toString()); } if (columns == null) { throw new org.apache.thrift.protocol.TProtocolException( "Required field 'columns' was not present! Struct: " + toString()); } } }