com.cinchapi.concourse.thrift.TObject Maven / Gradle / Ivy
/*
* Copyright (c) 2013-2018 Cinchapi Inc.
*
* 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.
*/
package com.cinchapi.concourse.thrift;
import java.nio.ByteBuffer;
import java.nio.charset.StandardCharsets;
import java.util.Arrays;
import java.util.Collections;
import java.util.Comparator;
import java.util.EnumMap;
import java.util.EnumSet;
import java.util.HashMap;
import java.util.Map;
import javax.annotation.Generated;
import javax.annotation.Nullable;
import org.apache.thrift.protocol.TTupleProtocol;
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.server.AbstractNonblockingServer.*;
import com.cinchapi.concourse.Link;
import com.cinchapi.concourse.Timestamp;
import com.cinchapi.concourse.annotate.DoNotInvoke;
import com.cinchapi.concourse.util.ByteBuffers;
import com.cinchapi.concourse.util.Convert;
import com.cinchapi.concourse.util.Numbers;
import com.google.common.base.Preconditions;
import com.google.common.primitives.Longs;
@SuppressWarnings({ "cast", "rawtypes", "serial", "unchecked", "unused" })
/**
* A lightweight wrapper for a typed Object that has been encoded
* as binary data.
*/
@Generated(value = "Autogenerated by Thrift Compiler (0.9.2)", date = "2015-2-22")
public class TObject implements
org.apache.thrift.TBase,
java.io.Serializable,
Cloneable,
Comparable {
/**
* A constant representing the largest possible TObject. This shouldn't be
* used in normal operations, but should only be used to indicate an
* infinite range.
*/
private static final TObject POSITIVE_INFINITY = Convert
.javaToThrift(Long.MAX_VALUE);
/**
* A constant representing the smallest possible TObject. This shouldn't be
* used in normal operations, but should only be used to indicate an
* infinite range.
*/
private static final TObject NEGATIVE_INFINITY = Convert
.javaToThrift(Long.MIN_VALUE);
/**
* Return a {@link Comparator} for {@link TObject} values.
*
* @return a {@link TObject} {@link Comparator}
*/
public static Comparator comparator() {
// TODO: This is based on the Value#Sorter defined in concourse-server.
// At some point, it will make sense to use this as a canonical base and
// implement the Value comparator using this one.
return (v1, v2) -> {
if((v1 == POSITIVE_INFINITY && v2 == POSITIVE_INFINITY)
|| (v1 == NEGATIVE_INFINITY && v2 == NEGATIVE_INFINITY)) {
return 0;
}
else if(v1 == POSITIVE_INFINITY) {
return 1;
}
else if(v2 == POSITIVE_INFINITY) {
return -1;
}
else if(v1 == NEGATIVE_INFINITY) {
return -1;
}
else if(v2 == NEGATIVE_INFINITY) {
return 1;
}
else {
Object o1 = Convert.thriftToJava(v1);
Object o2 = Convert.thriftToJava(v2);
if(o1 instanceof Number && o2 instanceof Number
&& ((!(o1 instanceof Link) && !(o2 instanceof Link))
|| (o1 instanceof Link
&& o2 instanceof Link))) {
return Numbers.compare((Number) o1, (Number) o2);
}
else if(o1 instanceof Number) {
return -1;
}
else if(o2 instanceof Number) {
return 1;
}
else if(o1 instanceof Timestamp && o2 instanceof Timestamp) {
return Longs.compare(((Timestamp) o1).getMicros(),
((Timestamp) o2).getMicros());
}
else {
// NOTE: Timestamp's #toString may change depending upon the
// configured formatter so we use the #toString for the
// internal micros for consistency.
String o1s = o1 instanceof Timestamp
? Long.toString(((Timestamp) o1).getMicros())
: o1.toString();
String o2s = o2 instanceof Timestamp
? Long.toString(((Timestamp) o2).getMicros())
: o2.toString();
return o1s.compareToIgnoreCase(o2s);
}
}
};
}
// isset id assignments
public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
/**
* Represents a null object that can be passed across the wire.
*/
public static final TObject NULL = new TObject(ByteBuffer.allocate(1),
Type.NULL);
private static final org.apache.thrift.protocol.TField DATA_FIELD_DESC = new org.apache.thrift.protocol.TField(
"data", org.apache.thrift.protocol.TType.STRING, (short) 1);
private static final Map, SchemeFactory> schemes = new HashMap, SchemeFactory>();
private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct(
"TObject");
private static final org.apache.thrift.protocol.TField TYPE_FIELD_DESC = new org.apache.thrift.protocol.TField(
"type", org.apache.thrift.protocol.TType.I32, (short) 2);
/**
* The byte for UTF-8 whitespace.
*/
private static byte WHITESPACE = " ".getBytes(StandardCharsets.UTF_8)[0];
static {
schemes.put(StandardScheme.class, new TObjectStandardSchemeFactory());
schemes.put(TupleScheme.class, new TObjectTupleSchemeFactory());
}
static {
Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(
_Fields.class);
tmpMap.put(_Fields.DATA,
new org.apache.thrift.meta_data.FieldMetaData("data",
org.apache.thrift.TFieldRequirementType.REQUIRED,
new org.apache.thrift.meta_data.FieldValueMetaData(
org.apache.thrift.protocol.TType.STRING,
true)));
tmpMap.put(_Fields.TYPE,
new org.apache.thrift.meta_data.FieldMetaData("type",
org.apache.thrift.TFieldRequirementType.REQUIRED,
new org.apache.thrift.meta_data.EnumMetaData(
org.apache.thrift.protocol.TType.ENUM,
Type.class)));
metaDataMap = Collections.unmodifiableMap(tmpMap);
org.apache.thrift.meta_data.FieldMetaData
.addStructMetaDataMap(TObject.class, metaDataMap);
}
public ByteBuffer data; // required
/**
*
* @see Type
*/
public Type type; // required
/**
* A cached reference to the Java representation for this TObject. This
* value is set in the {@link Convert#javaToThrift(Object)} method so that
* subsequent inverse conversions are more efficient.
*/
private Object java = null;
/**
* A cached reference to the server-side wrapper for this TObject that
* exists in order to prevent duplicate objects from being created during
* back-and-forth conversions. This value is set by the server whenever this
* object is first converted to the server-side representation.
*/
private Object serverWrapper = null;
public TObject() {
this.type = Type.STRING;
}
public TObject(ByteBuffer data, Type type) {
this.data = data;
this.type = type;
}
/**
* Performs a deep copy on other.
*/
public TObject(TObject other) {
if(other.isSetData()) {
this.data = org.apache.thrift.TBaseHelper.copyBinary(other.data);
}
if(other.isSetType()) {
this.type = other.type;
}
}
public ByteBuffer bufferForData() {
return ByteBuffers.asReadOnlyBuffer(data);
}
/**
* Cache the server value that wraps this TObject.
*
*
* WARNING: This method should not be called directly.
*
*
* @param serverValue the wrapper
* @return this, for chaining
*/
@DoNotInvoke
public TObject cacheServerWrapper(Object serverValue) {
this.serverWrapper = serverValue;
return this;
}
@Override
public void clear() {
this.data = null;
this.type = Type.STRING;
}
@Override
public int compareTo(TObject other) {
if(!getClass().equals(other.getClass())) {
return getClass().getName().compareTo(other.getClass().getName());
}
int lastComparison = 0;
lastComparison = Boolean.valueOf(isSetData())
.compareTo(other.isSetData());
if(lastComparison != 0) {
return lastComparison;
}
if(isSetData()) {
lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.data,
other.data);
if(lastComparison != 0) {
return lastComparison;
}
}
lastComparison = Boolean.valueOf(isSetType())
.compareTo(other.isSetType());
if(lastComparison != 0) {
return lastComparison;
}
if(isSetType()) {
lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.type,
other.type);
if(lastComparison != 0) {
return lastComparison;
}
}
return 0;
}
public TObject deepCopy() {
return new TObject(this);
}
@Override
public boolean equals(Object obj) {
if(obj instanceof TObject) {
TObject other = (TObject) obj;
return bufferForData().equals(other.bufferForData())
&& getInternalType() == other.getInternalType();
}
return false;
}
public _Fields fieldForId(int fieldId) {
return _Fields.findByThriftId(fieldId);
}
public byte[] getData() {
setData(org.apache.thrift.TBaseHelper.rightSize(data));
return data == null ? null : data.array();
}
public Object getFieldValue(_Fields field) {
switch (field) {
case DATA:
return getData();
case TYPE:
return getType();
}
throw new IllegalStateException();
}
/**
* Get the java representation, if it is already available. This method will
* not perform a conversion from Thrift to Java. If you want to be sure you
* can get the Java format for a TObject, use the
* {@link Convert#thriftToJava(TObject)} method.
*
* @return the java representation or {@code null}
*/
@Nullable
public Object getJavaFormat() {
return java;
}
/**
* Get the cache for the server value that wraps this TObject, if it is
* already available, otherwise return {@code null}.
*
*
* WARNING: This method should not be called directly.
*
*
* @return the cached copy of the server value or {@code null}
*/
@Nullable
@DoNotInvoke
public Object getServerWrapper() {
return serverWrapper;
}
/**
*
* @see Type
*/
public Type getType() {
return this.type;
}
@Override
public int hashCode() {
return Arrays.hashCode(
new int[] { data.hashCode(), getInternalType().ordinal() });
}
/**
* Return {@code true} of this {@link TObject} satisfies {@code operator} in
* relation to the {@code values}.
*
* @param operator
* @param values
* @return {@code true} if the comparison is valid
*/
public boolean is(Operator operator, TObject... values) {
TObject v1 = values[0];
switch (operator) {
case EQUALS:
return comparator().compare(this, v1) == 0;
case NOT_EQUALS:
return comparator().compare(this, v1) != 0;
case GREATER_THAN:
return comparator().compare(this, v1) > 0;
case GREATER_THAN_OR_EQUALS:
return comparator().compare(this, v1) >= 0;
case LESS_THAN:
return comparator().compare(this, v1) < 0;
case LESS_THAN_OR_EQUALS:
return comparator().compare(this, v1) <= 0;
case BETWEEN:
Preconditions.checkArgument(values.length > 1);
TObject v2 = values[1];
return comparator().compare(v1, this) <= 0
&& comparator().compare(v2, this) > 0;
case REGEX:
return Convert.thriftToJava(this).toString()
.matches(Convert.thriftToJava(v1).toString());
case NOT_REGEX:
return !Convert.thriftToJava(this).toString()
.matches(Convert.thriftToJava(v1).toString());
default:
throw new UnsupportedOperationException();
}
}
/**
* Check to see if this TObject represents a "blank" value (e.g. empty
* string, null, etc). This method is efficient because it only looks at the
* TObject's binary data as opposed to converting the object to a Java
* representation beforehand.
*
* @return {@code true} if this TObject is "blank"
*/
public boolean isBlank() {
if(this == NULL || type == Type.NULL) {
return true;
}
else if(data.capacity() == 0) {
return true;
}
else if(type == Type.STRING || type == Type.TAG) {
byte[] bytes = ByteBuffers.toByteArray(data);
for (int i = 0; i < bytes.length; ++i) {
if(bytes[i] != WHITESPACE) {
return false;
}
}
return true;
}
else {
return false;
}
}
/**
* 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 DATA:
return isSetData();
case TYPE:
return isSetType();
}
throw new IllegalStateException();
}
/**
* Returns true if field data is set (has been assigned a value) and false
* otherwise
*/
public boolean isSetData() {
return this.data != null;
}
/**
* Returns true if field type is set (has been assigned a value) and false
* otherwise
*/
public boolean isSetType() {
return this.type != null;
}
/**
* Return {@code true} if this TObject and {@code other} have the same
* {@code type} and are equal.
*
* @param other
* @return {@code true} if this matches {@code other}.
*/
public boolean matches(TObject other) {
return type == other.type && equals(other);
}
public void read(org.apache.thrift.protocol.TProtocol iprot)
throws org.apache.thrift.TException {
schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
}
public TObject setData(byte[] data) {
setData(data == null ? (ByteBuffer) null : ByteBuffer.wrap(data));
return this;
}
public TObject setData(ByteBuffer data) {
this.data = data;
return this;
}
public void setDataIsSet(boolean value) {
if(!value) {
this.data = null;
}
}
public void setFieldValue(_Fields field, Object value) {
switch (field) {
case DATA:
if(value == null) {
unsetData();
}
else {
setData((ByteBuffer) value);
}
break;
case TYPE:
if(value == null) {
unsetType();
}
else {
setType((Type) value);
}
break;
}
}
/**
* Set the java representation.
*
* @param java
* @return this, for chaining
*/
public TObject setJavaFormat(Object java) {
this.java = java;
return this;
}
/**
*
* @see Type
*/
public TObject setType(Type type) {
this.type = type;
return this;
}
public void setTypeIsSet(boolean value) {
if(!value) {
this.type = null;
}
}
@Override
public String toString() {
if(type == Type.NULL) {
return "null";
}
else {
return Convert.thriftToJava(this).toString();
}
}
public void unsetData() {
this.data = null;
}
public void unsetType() {
this.type = null;
}
public void validate() throws org.apache.thrift.TException {
// check for required fields
if(data == null) {
throw new org.apache.thrift.protocol.TProtocolException(
"Required field 'data' was not present! Struct: "
+ toString());
}
if(type == null) {
throw new org.apache.thrift.protocol.TProtocolException(
"Required field 'type' was not present! Struct: "
+ toString());
}
// check for sub-struct validity
}
public void write(org.apache.thrift.protocol.TProtocol oprot)
throws org.apache.thrift.TException {
schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
}
/**
* Return the {@link Type} that is used for internal operations.
*
* @return the internal type
*/
protected Type getInternalType() { // visible for testing
if(type == Type.TAG) {
return Type.STRING;
}
else {
return getType();
}
}
private void readObject(java.io.ObjectInputStream in)
throws java.io.IOException, ClassNotFoundException {
try {
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 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);
}
}
/**
* The set of fields this struct contains, along with convenience methods
* for finding and manipulating them.
*/
public enum _Fields implements org.apache.thrift.TFieldIdEnum {
DATA((short) 1, "data"),
/**
*
* @see Type
*/
TYPE((short) 2, "type");
/**
* Find the _Fields constant that matches name, or null if its not
* found.
*/
public static _Fields findByName(String name) {
return byName.get(name);
}
/**
* Find the _Fields constant that matches fieldId, or null if its not
* found.
*/
public static _Fields findByThriftId(int fieldId) {
switch (fieldId) {
case 1: // DATA
return DATA;
case 2: // TYPE
return TYPE;
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;
}
private static final Map byName = new HashMap();
static {
for (_Fields field : EnumSet.allOf(_Fields.class)) {
byName.put(field.getFieldName(), field);
}
}
private final String _fieldName;
private final short _thriftId;
_Fields(short thriftId, String fieldName) {
_thriftId = thriftId;
_fieldName = fieldName;
}
public String getFieldName() {
return _fieldName;
}
public short getThriftFieldId() {
return _thriftId;
}
}
private static class TObjectStandardScheme extends StandardScheme {
public void read(org.apache.thrift.protocol.TProtocol iprot,
TObject 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: // DATA
if(schemeField.type == org.apache.thrift.protocol.TType.STRING) {
struct.data = iprot.readBinary();
struct.setDataIsSet(true);
}
else {
org.apache.thrift.protocol.TProtocolUtil.skip(iprot,
schemeField.type);
}
break;
case 2: // TYPE
if(schemeField.type == org.apache.thrift.protocol.TType.I32) {
struct.type = Type.findByValue(iprot.readI32());
struct.setTypeIsSet(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,
TObject struct) throws org.apache.thrift.TException {
struct.validate();
oprot.writeStructBegin(STRUCT_DESC);
if(struct.data != null) {
oprot.writeFieldBegin(DATA_FIELD_DESC);
oprot.writeBinary(struct.data);
oprot.writeFieldEnd();
}
if(struct.type != null) {
oprot.writeFieldBegin(TYPE_FIELD_DESC);
oprot.writeI32(struct.type.getValue());
oprot.writeFieldEnd();
}
oprot.writeFieldStop();
oprot.writeStructEnd();
}
}
private static class TObjectStandardSchemeFactory implements SchemeFactory {
public TObjectStandardScheme getScheme() {
return new TObjectStandardScheme();
}
}
private static class TObjectTupleScheme extends TupleScheme {
@Override
public void read(org.apache.thrift.protocol.TProtocol prot,
TObject struct) throws org.apache.thrift.TException {
TTupleProtocol iprot = (TTupleProtocol) prot;
struct.data = iprot.readBinary();
struct.setDataIsSet(true);
struct.type = Type.findByValue(iprot.readI32());
struct.setTypeIsSet(true);
}
@Override
public void write(org.apache.thrift.protocol.TProtocol prot,
TObject struct) throws org.apache.thrift.TException {
TTupleProtocol oprot = (TTupleProtocol) prot;
oprot.writeBinary(struct.data);
oprot.writeI32(struct.type.getValue());
}
}
private static class TObjectTupleSchemeFactory implements SchemeFactory {
public TObjectTupleScheme getScheme() {
return new TObjectTupleScheme();
}
}
}
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