/*
 * 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.
 */

#include <activemq/commands/XATransactionId.h>
#include <activemq/exceptions/ActiveMQException.h>
#include <activemq/state/CommandVisitor.h>
#include <cms/XAException.h>
#include <decaf/internal/util/StringUtils.h>
#include <decaf/lang/exceptions/NullPointerException.h>
#include <decaf/util/HashCode.h>

using namespace std;
using namespace activemq;
using namespace activemq::exceptions;
using namespace activemq::commands;
using namespace decaf::lang;
using namespace decaf::lang::exceptions;
using namespace decaf::internal::util;

/*
 *
 *  Command code for OpenWire format for XATransactionId
 *
 *  NOTE!: This file is auto generated - do not modify!
 *         if you need to make a change, please see the Java Classes in the
 *         activemq-cpp-openwire-generator module
 *
 */

////////////////////////////////////////////////////////////////////////////////
XATransactionId::XATransactionId() :
    TransactionId(), cms::Xid(), formatId(0), globalTransactionId(), branchQualifier() {

}

////////////////////////////////////////////////////////////////////////////////
XATransactionId::XATransactionId(const XATransactionId& other) :
    TransactionId(), cms::Xid(), formatId(0), globalTransactionId(), branchQualifier() {

    this->copyDataStructure(&other);
}

////////////////////////////////////////////////////////////////////////////////
XATransactionId::XATransactionId(const cms::Xid* xid) :
    TransactionId(), cms::Xid(), formatId(0), globalTransactionId(), branchQualifier() {

    if (xid == NULL) {
        return;
    }

    this->formatId = xid->getFormatId();
    this->branchQualifier.resize(cms::Xid::MAXBQUALSIZE);
    this->globalTransactionId.resize(cms::Xid::MAXGTRIDSIZE);

    int result = xid->getBranchQualifier(&this->branchQualifier[0], cms::Xid::MAXBQUALSIZE);

    if (result == -1) {
        throw cms::XAException("Invalid Xid Branch Qualifier is larger than MAXBQUALSIZE");
    } else {
        this->branchQualifier.resize( result );
    }

    result = xid->getGlobalTransactionId(&this->globalTransactionId[0], cms::Xid::MAXGTRIDSIZE);

    if (result == -1) {
        throw cms::XAException("Invalid Xid Global Transaction Id is larger than MAXGTRIDSIZE");
    } else {
        this->globalTransactionId.resize(result);
    }
}

////////////////////////////////////////////////////////////////////////////////
XATransactionId::~XATransactionId() {
}

////////////////////////////////////////////////////////////////////////////////
XATransactionId* XATransactionId::cloneDataStructure() const {
    std::auto_ptr<XATransactionId> xATransactionId(new XATransactionId());

    // Copy the data from the base class or classes
    xATransactionId->copyDataStructure(this);

    return xATransactionId.release();
}

////////////////////////////////////////////////////////////////////////////////
void XATransactionId::copyDataStructure(const DataStructure* src) {

    // Protect against invalid self assignment.
    if (this == src) {
        return;
    }

    const XATransactionId* srcPtr = dynamic_cast<const XATransactionId*>(src);

    if (srcPtr == NULL || src == NULL) {
        throw decaf::lang::exceptions::NullPointerException(
            __FILE__, __LINE__,
            "XATransactionId::copyDataStructure - src is NULL or invalid");
    }

    // Copy the data of the base class or classes
    TransactionId::copyDataStructure(src);

    this->setFormatId(srcPtr->getFormatId());
    this->setGlobalTransactionId(srcPtr->getGlobalTransactionId());
    this->setBranchQualifier(srcPtr->getBranchQualifier());
}

////////////////////////////////////////////////////////////////////////////////
unsigned char XATransactionId::getDataStructureType() const {
    return XATransactionId::ID_XATRANSACTIONID;
}

////////////////////////////////////////////////////////////////////////////////
std::string XATransactionId::toString() const {

    ostringstream stream;

    stream << "XATransactionId { ";
    stream << "FormatId = " << this->getFormatId();
    stream << ", ";
    stream << "GlobalTransactionId = ";
    if (this->getGlobalTransactionId().size() > 0) {
        stream << "[";
        for (size_t iglobalTransactionId = 0; iglobalTransactionId < this->getGlobalTransactionId().size(); ++iglobalTransactionId) {
            stream << this->getGlobalTransactionId()[iglobalTransactionId] << ",";
        }
        stream << "]";
    } else {
        stream << "NULL";
    }
    stream << ", ";
    stream << "BranchQualifier = ";
    if (this->getBranchQualifier().size() > 0) {
        stream << "[";
        for (size_t ibranchQualifier = 0; ibranchQualifier < this->getBranchQualifier().size(); ++ibranchQualifier) {
            stream << this->getBranchQualifier()[ibranchQualifier] << ",";
        }
        stream << "]";
    } else {
        stream << "NULL";
    }
    stream << " }";

    return stream.str();
}

////////////////////////////////////////////////////////////////////////////////
bool XATransactionId::equals(const DataStructure* value) const {

    if (this == value) {
        return true;
    }

    const XATransactionId* valuePtr = dynamic_cast<const XATransactionId*>(value);

    if (valuePtr == NULL || value == NULL) {
        return false;
    }

    if (this->getFormatId() != valuePtr->getFormatId()) {
        return false;
    }
    for (size_t iglobalTransactionId = 0; iglobalTransactionId < this->getGlobalTransactionId().size(); ++iglobalTransactionId) {
        if (this->getGlobalTransactionId()[iglobalTransactionId] != valuePtr->getGlobalTransactionId()[iglobalTransactionId]) {
            return false;
        }
    }
    for (size_t ibranchQualifier = 0; ibranchQualifier < this->getBranchQualifier().size(); ++ibranchQualifier) {
        if (this->getBranchQualifier()[ibranchQualifier] != valuePtr->getBranchQualifier()[ibranchQualifier]) {
            return false;
        }
    }
    if (!TransactionId::equals(value)) {
        return false;
    }
    return true;
}

////////////////////////////////////////////////////////////////////////////////
int XATransactionId::getFormatId() const {
    return formatId;
}

////////////////////////////////////////////////////////////////////////////////
void XATransactionId::setFormatId(int formatId) {
    this->formatId = formatId;
}

////////////////////////////////////////////////////////////////////////////////
const std::vector<unsigned char>& XATransactionId::getGlobalTransactionId() const {
    return globalTransactionId;
}

////////////////////////////////////////////////////////////////////////////////
std::vector<unsigned char>& XATransactionId::getGlobalTransactionId() {
    return globalTransactionId;
}

////////////////////////////////////////////////////////////////////////////////
void XATransactionId::setGlobalTransactionId(const std::vector<unsigned char>& globalTransactionId) {
    this->globalTransactionId = globalTransactionId;
}

////////////////////////////////////////////////////////////////////////////////
const std::vector<unsigned char>& XATransactionId::getBranchQualifier() const {
    return branchQualifier;
}

////////////////////////////////////////////////////////////////////////////////
std::vector<unsigned char>& XATransactionId::getBranchQualifier() {
    return branchQualifier;
}

////////////////////////////////////////////////////////////////////////////////
void XATransactionId::setBranchQualifier(const std::vector<unsigned char>& branchQualifier) {
    this->branchQualifier = branchQualifier;
}

////////////////////////////////////////////////////////////////////////////////
int XATransactionId::compareTo(const XATransactionId& value) const {

    if (this == &value) {
        return 0;
    }

    if (this->formatId > value.formatId) {
        return 1;
    } else if(this->formatId < value.formatId) {
        return -1;
    }

    if (this->globalTransactionId > value.globalTransactionId) {
        return 1;
    } else if(this->globalTransactionId < value.globalTransactionId) {
        return -1;
    }

    if (this->branchQualifier > value.branchQualifier) {
        return 1;
    } else if(this->branchQualifier < value.branchQualifier) {
        return -1;
    }

    return 0;
}

////////////////////////////////////////////////////////////////////////////////
bool XATransactionId::equals(const XATransactionId& value) const {
    return this->equals((const DataStructure*)&value);
}

////////////////////////////////////////////////////////////////////////////////
bool XATransactionId::operator==(const XATransactionId& value) const {
    return this->compareTo(value) == 0;
}

////////////////////////////////////////////////////////////////////////////////
bool XATransactionId::operator<(const XATransactionId& value) const {
    return this->compareTo(value) < 0;
}

////////////////////////////////////////////////////////////////////////////////
XATransactionId& XATransactionId::operator= (const XATransactionId& other) {
    this->copyDataStructure(&other);
    return *this;
}

////////////////////////////////////////////////////////////////////////////////
int XATransactionId::getHashCode() const {
    return decaf::util::HashCode<std::string>()(this->toString());
}

////////////////////////////////////////////////////////////////////////////////
cms::Xid* XATransactionId::clone() const {

    XATransactionId* theClone = new XATransactionId();

    theClone->formatId = this->formatId;
    theClone->globalTransactionId = this->globalTransactionId;
    theClone->branchQualifier = this->branchQualifier;

    return theClone;
}

////////////////////////////////////////////////////////////////////////////////
bool XATransactionId::equals(const cms::Xid* other) const {

    if ((void*)this == other) {
        return true;
    }

    if (other == NULL) {
        return false;
    }

    if (this->formatId != other->getFormatId()) {
        return false;
    }

    std::vector<unsigned char> otherBQual(Xid::MAXBQUALSIZE);

    other->getBranchQualifier(&otherBQual[0], Xid::MAXBQUALSIZE);

    if (this->branchQualifier != otherBQual) {
        return false;
    }

    std::vector<unsigned char> otherGTXID( Xid::MAXBQUALSIZE);

    other->getGlobalTransactionId( &otherGTXID[0], Xid::MAXGTRIDSIZE);

    if (this->globalTransactionId != otherGTXID) {
        return false;
    }

    return true;
}

////////////////////////////////////////////////////////////////////////////////
int XATransactionId::getBranchQualifier( unsigned char* buffer, int size ) const {

    if( size < 0 ) {
        throw cms::XAException("Error: Negative size value passed to getBranchQualifier()");
    }

    if( buffer == NULL ) {
        throw cms::XAException("Error: NULL buffer pointer passed to getBranchQualifier()");
    }

    if( size < (int)this->branchQualifier.size() ) {
        return -1;
    }

    if( this->branchQualifier.size() == 0 ) {
        return 0;
    }

    std::copy( this->branchQualifier.begin(), this->branchQualifier.end(), buffer );

    return (int)this->branchQualifier.size();
}

////////////////////////////////////////////////////////////////////////////////
int XATransactionId::getGlobalTransactionId( unsigned char* buffer, int size ) const {

    if( size < 0 ) {
        throw cms::XAException("Error: Negative size value passed to getGlobalTransactionId()");
    }

    if( buffer == NULL ) {
        throw cms::XAException("Error: NULL buffer pointer passed to getGlobalTransactionId()");
    }

    if( size < (int)this->globalTransactionId.size() ) {
        return -1;
    }

    if( this->globalTransactionId.size() == 0 ) {
        return 0;
    }

    std::copy( this->globalTransactionId.begin(), this->globalTransactionId.end(), buffer );

    return (int)this->globalTransactionId.size();
}