Java tutorial
/* * Copyright (c) 2014, Connor Manning, connor.s.manning@gmail.com * * 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 gtp; 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.EncodingUtils; import java.util.Map; import java.util.HashMap; import java.util.EnumMap; import java.util.EnumSet; import java.util.Collections; import java.util.BitSet; public class TPoint implements org.apache.thrift.TBase<TPoint, TPoint._Fields>, java.io.Serializable, Cloneable, Comparable<TPoint> { private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct( "TPoint"); private static final org.apache.thrift.protocol.TField X_FIELD_DESC = new org.apache.thrift.protocol.TField("x", org.apache.thrift.protocol.TType.DOUBLE, (short) 1); private static final org.apache.thrift.protocol.TField Y_FIELD_DESC = new org.apache.thrift.protocol.TField("y", org.apache.thrift.protocol.TType.DOUBLE, (short) 2); private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>(); static { schemes.put(StandardScheme.class, new TPointStandardSchemeFactory()); schemes.put(TupleScheme.class, new TPointTupleSchemeFactory()); } public double x; // required public double y; // 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 { X((short) 1, "x"), Y((short) 2, "y"); 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: // X return X; case 2: // Y return Y; 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; } @Override public short getThriftFieldId() { return _thriftId; } @Override public String getFieldName() { return _fieldName; } } // isset id assignments private static final int __X_ISSET_ID = 0; private static final int __Y_ISSET_ID = 1; 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.X, new org.apache.thrift.meta_data.FieldMetaData("x", org.apache.thrift.TFieldRequirementType.DEFAULT, new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.DOUBLE))); tmpMap.put(_Fields.Y, new org.apache.thrift.meta_data.FieldMetaData("y", org.apache.thrift.TFieldRequirementType.DEFAULT, new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.DOUBLE))); metaDataMap = Collections.unmodifiableMap(tmpMap); org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(TPoint.class, metaDataMap); } public TPoint() { } public TPoint(double x, double y) { this(); this.x = x; setXIsSet(true); this.y = y; setYIsSet(true); } /** * Performs a deep copy on <i>other</i>. */ public TPoint(TPoint other) { __isset_bitfield = other.__isset_bitfield; this.x = other.x; this.y = other.y; } @Override public TPoint deepCopy() { return new TPoint(this); } @Override public void clear() { setXIsSet(false); this.x = 0.0; setYIsSet(false); this.y = 0.0; } public double getX() { return this.x; } public TPoint setX(double x) { this.x = x; setXIsSet(true); return this; } public void unsetX() { __isset_bitfield = EncodingUtils.clearBit(__isset_bitfield, __X_ISSET_ID); } /** Returns true if field x is set (has been assigned a value) and false otherwise */ public boolean isSetX() { return EncodingUtils.testBit(__isset_bitfield, __X_ISSET_ID); } public void setXIsSet(boolean value) { __isset_bitfield = EncodingUtils.setBit(__isset_bitfield, __X_ISSET_ID, value); } public double getY() { return this.y; } public TPoint setY(double y) { this.y = y; setYIsSet(true); return this; } public void unsetY() { __isset_bitfield = EncodingUtils.clearBit(__isset_bitfield, __Y_ISSET_ID); } /** Returns true if field y is set (has been assigned a value) and false otherwise */ public boolean isSetY() { return EncodingUtils.testBit(__isset_bitfield, __Y_ISSET_ID); } public void setYIsSet(boolean value) { __isset_bitfield = EncodingUtils.setBit(__isset_bitfield, __Y_ISSET_ID, value); } @Override public void setFieldValue(_Fields field, Object value) { switch (field) { case X: if (value == null) { unsetX(); } else { setX((Double) value); } break; case Y: if (value == null) { unsetY(); } else { setY((Double) value); } break; } } @Override public Object getFieldValue(_Fields field) { switch (field) { case X: return Double.valueOf(getX()); case Y: return Double.valueOf(getY()); } throw new IllegalStateException(); } /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */ @Override public boolean isSet(_Fields field) { if (field == null) { throw new IllegalArgumentException(); } switch (field) { case X: return isSetX(); case Y: return isSetY(); } throw new IllegalStateException(); } @Override public boolean equals(Object that) { if (that == null) return false; if (that instanceof TPoint) return this.equals((TPoint) that); return false; } public boolean equals(TPoint that) { if (that == null) return false; boolean this_present_x = true; boolean that_present_x = true; if (this_present_x || that_present_x) { if (!(this_present_x && that_present_x)) return false; if (this.x != that.x) return false; } boolean this_present_y = true; boolean that_present_y = true; if (this_present_y || that_present_y) { if (!(this_present_y && that_present_y)) return false; if (this.y != that.y) return false; } return true; } @Override public int hashCode() { return 0; } @Override public int compareTo(TPoint other) { if (!getClass().equals(other.getClass())) { return getClass().getName().compareTo(other.getClass().getName()); } int lastComparison = 0; lastComparison = Boolean.valueOf(isSetX()).compareTo(other.isSetX()); if (lastComparison != 0) { return lastComparison; } if (isSetX()) { lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.x, other.x); if (lastComparison != 0) { return lastComparison; } } lastComparison = Boolean.valueOf(isSetY()).compareTo(other.isSetY()); if (lastComparison != 0) { return lastComparison; } if (isSetY()) { lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.y, other.y); if (lastComparison != 0) { return lastComparison; } } return 0; } @Override public _Fields fieldForId(int fieldId) { return _Fields.findByThriftId(fieldId); } @Override public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException { schemes.get(iprot.getScheme()).getScheme().read(iprot, this); } @Override 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("TPoint("); boolean first = true; sb.append("x:"); sb.append(this.x); first = false; if (!first) sb.append(", "); sb.append("y:"); sb.append(this.y); first = false; sb.append(")"); return sb.toString(); } public void validate() throws org.apache.thrift.TException { // check for required fields // 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 TPointStandardSchemeFactory implements SchemeFactory { @Override public TPointStandardScheme getScheme() { return new TPointStandardScheme(); } } private static class TPointStandardScheme extends StandardScheme<TPoint> { @Override public void read(org.apache.thrift.protocol.TProtocol iprot, TPoint 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: // X if (schemeField.type == org.apache.thrift.protocol.TType.DOUBLE) { struct.x = iprot.readDouble(); struct.setXIsSet(true); } else { org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type); } break; case 2: // Y if (schemeField.type == org.apache.thrift.protocol.TType.DOUBLE) { struct.y = iprot.readDouble(); struct.setYIsSet(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(); } @Override public void write(org.apache.thrift.protocol.TProtocol oprot, TPoint struct) throws org.apache.thrift.TException { struct.validate(); oprot.writeStructBegin(STRUCT_DESC); oprot.writeFieldBegin(X_FIELD_DESC); oprot.writeDouble(struct.x); oprot.writeFieldEnd(); oprot.writeFieldBegin(Y_FIELD_DESC); oprot.writeDouble(struct.y); oprot.writeFieldEnd(); oprot.writeFieldStop(); oprot.writeStructEnd(); } } private static class TPointTupleSchemeFactory implements SchemeFactory { @Override public TPointTupleScheme getScheme() { return new TPointTupleScheme(); } } private static class TPointTupleScheme extends TupleScheme<TPoint> { @Override public void write(org.apache.thrift.protocol.TProtocol prot, TPoint struct) throws org.apache.thrift.TException { TTupleProtocol oprot = (TTupleProtocol) prot; BitSet optionals = new BitSet(); if (struct.isSetX()) { optionals.set(0); } if (struct.isSetY()) { optionals.set(1); } oprot.writeBitSet(optionals, 2); if (struct.isSetX()) { oprot.writeDouble(struct.x); } if (struct.isSetY()) { oprot.writeDouble(struct.y); } } @Override public void read(org.apache.thrift.protocol.TProtocol prot, TPoint struct) throws org.apache.thrift.TException { TTupleProtocol iprot = (TTupleProtocol) prot; BitSet incoming = iprot.readBitSet(2); if (incoming.get(0)) { struct.x = iprot.readDouble(); struct.setXIsSet(true); } if (incoming.get(1)) { struct.y = iprot.readDouble(); struct.setYIsSet(true); } } } }