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/*
* Copyright 2005-2025 the original author or authors.
*
* 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 org.openwms.common.location;
import jakarta.persistence.AttributeOverride;
import jakarta.persistence.CascadeType;
import jakarta.persistence.Column;
import jakarta.persistence.Convert;
import jakarta.persistence.Embedded;
import jakarta.persistence.Entity;
import jakarta.persistence.ForeignKey;
import jakarta.persistence.JoinColumn;
import jakarta.persistence.JoinTable;
import jakarta.persistence.ManyToOne;
import jakarta.persistence.OneToMany;
import jakarta.persistence.Table;
import jakarta.persistence.UniqueConstraint;
import jakarta.validation.constraints.NotNull;
import jakarta.validation.constraints.Size;
import org.openwms.common.account.Account;
import org.openwms.common.app.Default;
import org.springframework.util.Assert;
import java.io.Serializable;
import java.math.BigDecimal;
import java.time.LocalDateTime;
import java.util.Arrays;
import java.util.HashSet;
import java.util.List;
import java.util.Objects;
import java.util.Set;
import static java.lang.String.format;
import static org.openwms.common.location.StringListConverter.STRING_LIST_LENGTH;
/**
* A Location, represents a physical or virtual place in a warehouse. Could be something like a storage location in the stock or a conveyor
* location. Even error locations can be represented with the Location. Multiple Locations with same characteristics are grouped to a
* {@link LocationGroup}.
*
* @author Heiko Scherrer
* @GlossaryTerm
* @see org.openwms.common.location.LocationGroup
*/
@Entity
@Table(name = Location.TABLE, uniqueConstraints = {
@UniqueConstraint(name = "UC_LOC_ID", columnNames = {"C_AREA", "C_AISLE", "C_X", "C_Y", "C_Z"}),
@UniqueConstraint(name = "UC_LOC_PLC_CODE", columnNames = "C_PLC_CODE"),
@UniqueConstraint(name = "UC_LOC_ERP_CODE", columnNames = "C_ERP_CODE")
})
public class Location extends Target implements Serializable {
/** Table name. */
public static final String TABLE = "COM_LOCATION";
private static final String CREATION_OF_LOCATION_WITH_LOCATION_ID_NULL = "Creation of Location with locationId null";
/** Unique natural key. */
@Embedded
@NotNull
@AttributeOverride(name = "area", column = @Column(name = "C_AREA"))
@AttributeOverride(name = "aisle", column = @Column(name = "C_AISLE"))
@AttributeOverride(name = "x", column = @Column(name = "C_X"))
@AttributeOverride(name = "y", column = @Column(name = "C_Y"))
@AttributeOverride(name = "z", column = @Column(name = "C_Z"))
private LocationPK locationId;
/** The {@code Location} might be assigned to an {@link Account}. */
@ManyToOne
@JoinColumn(name = "C_ACCOUNT", referencedColumnName = "C_IDENTIFIER", foreignKey = @ForeignKey(name = "FK_LOC_ACC"))
private Account account;
/** PLC code of the {@code Location}. */
@Column(name = "C_PLC_CODE")
private String plcCode;
/** ERP code of the {@code Location}. */
@Column(name = "C_ERP_CODE", unique = true)
private String erpCode;
/** Description of the {@code Location}. */
@Column(name = "C_DESCRIPTION")
@Size(max = 255)
private String description;
/** Sort order index used by strategies for putaway, or picking. */
@Column(name = "C_SORT")
private Integer sortOrder;
/** Might be assigned to a particular zone in stock. */
@Column(name = "C_STOCK_ZONE")
private String stockZone;
/** A {@code Location} can be assigned to a particular labels. */
@Column(name="C_LABELS", length = STRING_LIST_LENGTH)
@Convert(converter = StringListConverter.class)
@Size(max = STRING_LIST_LENGTH)
private List labels;
/** Maximum number of {@code TransportUnit}s allowed on the {@code Location}. */
@Column(name = "C_NO_MAX_TRANSPORT_UNITS")
private int noMaxTransportUnits = DEF_MAX_TU;
/** Default value of {@link #noMaxTransportUnits}. */
public static final int DEF_MAX_TU = 1;
/** Maximum allowed weight on the {@code Location}. */
@Column(name = "C_MAXIMUM_WEIGHT")
private BigDecimal maximumWeight;
/**
* Date of last movement. When a {@code TransportUnit} is moving to or away from the {@code Location}, {@code lastMovement} is updated.
* This is useful to get the history of {@code TransportUnit}s as well as for inventory calculation.
*/
@Column(name = "C_LAST_MOVEMENT")
private LocalDateTime lastMovement;
/**
* Shall the {@code Location} be included in the calculation of {@code TransportUnit}s of the parent {@link LocationGroup}.
*
* - {@literal true} : {@code Location} is included in calculation of {@code TransportUnit}s.
* - {@literal false}: {@code Location} is not included in calculation of {@code TransportUnit}s.
*
*/
@Column(name = "C_LG_COUNTING_ACTIVE")
private Boolean locationGroupCountingActive = DEF_LG_COUNTING_ACTIVE;
/** Default value of {@link #locationGroupCountingActive}. */
public static final boolean DEF_LG_COUNTING_ACTIVE = false;
/**
* Signals the incoming state of the {@code Location}.
* {@code Location}s which are blocked for incoming movements do not accept {@code TransportUnit}s.
*
* - {@literal true} : {@code Location} is ready to pick up {@code TransportUnit}s.
* - {@literal false}: {@code Location} is locked, and cannot pick up {@code TransportUnit}s.
*
*/
@Column(name = "C_INCOMING_ACTIVE")
private boolean incomingActive = DEF_INCOMING_ACTIVE;
/** Default value of {@link #incomingActive}. */
public static final boolean DEF_INCOMING_ACTIVE = true;
/**
* Signals the outgoing state of the {@code Location}.
* {@code Location}s which are blocked for outgoing do not accept to move {@code TransportUnit}s away.
*
* - {@literal true} : {@code Location} is enabled for outgoing {@code TransportUnit}s.
* - {@literal false}: {@code Location} is locked, {@code TransportUnit}s can't leave the {@code Location}.
*
*/
@Column(name = "C_OUTGOING_ACTIVE")
private boolean outgoingActive = DEF_OUTGOING_ACTIVE;
/** Default value of {@link #outgoingActive}. */
public static final boolean DEF_OUTGOING_ACTIVE = true;
/**
* The PLC is able to change the state of a {@code Location}. This property stores the last state, received from the PLC.
*
* - 0 : No PLC error, everything okay
* - < 0: Not defined
* - > 0: Some defined error code
*
*/
@Column(name = "C_PLC_STATE")
private int plcState = DEF_PLC_STATE;
/** Default value of {@link #plcState}. */
public static final int DEF_PLC_STATE = 0;
/**
* Determines whether the {@code Location} is considered in the allocation procedure.
*
* - {@literal true} : The {@code Location} is considered in storage calculation by an allocation procedure.
* - {@literal false} : The {@code Location} is not considered in the allocation process.
*
*/
@Column(name = "C_CONSIDERED_IN_ALLOCATION")
private Boolean consideredInAllocation = DEF_CONSIDERED_IN_ALLOCATION;
/** Default value of {@link #consideredInAllocation}. */
public static final boolean DEF_CONSIDERED_IN_ALLOCATION = true;
/** The {@link LocationType} the {@code Location} belongs to. */
@ManyToOne
@JoinColumn(name = "C_LOCATION_TYPE", foreignKey = @ForeignKey(name = "FK_LOC_LT"))
private LocationType locationType;
/** Some group the {@code Location} belongs to. */
@Column(name = "C_GROUP")
private String group;
/** The {@code Location} may be classified, like 'hazardous'. */
@Column(name = "C_CLASSIFICATION")
@Size(max = 255)
private String classification;
/** The {@link LocationGroup} the {@code Location} belongs to. */
@ManyToOne
@JoinColumn(name = "C_LOCATION_GROUP", foreignKey = @ForeignKey(name = "FK_LOC_LG"))
private LocationGroup locationGroup;
/** Stored {@link Message}s on the {@code Location}. */
@OneToMany(cascade = {CascadeType.ALL})
@JoinTable(name = "COM_LOCATION_MESSAGE",
uniqueConstraints = @UniqueConstraint(name = "UC_LOCM_ID", columnNames = "C_MESSAGE_ID"),
joinColumns = @JoinColumn(name = "C_LOCATION_ID", foreignKey = @ForeignKey(name = "FK_LOCM_LOCPK")),
inverseJoinColumns = @JoinColumn(name = "C_MESSAGE_ID", foreignKey = @ForeignKey(name = "FK_LOCM_MSGPK"))
)
private Set messages = new HashSet<>();
/*~ ----------------------------- constructors ------------------- */
/**
* Create a new Location with the business key.
*
* @param locationId The unique natural key of the Location
*/
protected Location(LocationPK locationId) {
Assert.notNull(locationId, CREATION_OF_LOCATION_WITH_LOCATION_ID_NULL);
this.locationId = locationId;
}
/**
* Create a new Location.
*
* @param locationId The unique natural key of the Location
* @param locationGroup The LocationGroup the Location belongs to
*/
@Default
Location(LocationPK locationId, Account account, LocationGroup locationGroup, LocationType locationType, String erpCode,
String plcCode, Integer sortOrder, String stockZone) {
Assert.notNull(locationId, CREATION_OF_LOCATION_WITH_LOCATION_ID_NULL);
this.locationId = locationId;
this.account = account;
this.locationGroup = locationGroup;
this.locationType = locationType;
this.erpCode = erpCode;
this.plcCode = plcCode;
this.sortOrder = sortOrder;
this.stockZone = stockZone;
}
/** Dear JPA... */
protected Location() { }
/**
* Create a new Location with the business key.
*
* @param locationId The unique natural key of the Location
* @return The Location
*/
public static Location create(LocationPK locationId) {
return new Location(locationId);
}
/*~ ----------------------------- methods ------------------- */
/** Required for the Mapper. */
@Override
public void setPersistentKey(String pKey) {
super.setPersistentKey(pKey);
}
/**
* Check if the Location has a {@code locationId} set.
*
* @return {@literal true} if so
*/
public boolean hasLocationId() {
return locationId != null;
}
/**
* Return the {@link Account} this {@code Location} is assigned to.
*
* @return The Account
*/
public Account getAccount() {
return account;
}
/**
* Get the ERP Code of the Location.
*
* @return The ERP code
*/
public String getErpCode() {
return erpCode;
}
/**
* Get the PLC Code of the Location.
*
* @return The PLC code
*/
public String getPlcCode() {
return plcCode;
}
/**
* Add a new {@link Message} to this Location.
*
* @param message The {@link Message} to be added
* @return {@literal true} if the {@link Message} is new in the collection of messages, otherwise {@literal false}
*/
public boolean addMessage(Message message) {
Assert.notNull(message, "null passed to addMessage, this: " + this);
return this.messages.add(message);
}
/**
* Determine whether the Location is considered during allocation.
*
* @return {@literal true} when considered in allocation, otherwise {@literal false}
*/
public boolean isConsideredInAllocation() {
return this.consideredInAllocation;
}
/**
* Returns the description of the Location.
*
* @return The description text
*/
public String getDescription() {
return this.description;
}
/**
* Set the description text of the Location.
*
* @param description The description text
*/
public void setDescription(String description) {
this.description = description;
}
/**
* Get the sortOrder.
*
* @return A sequence number
*/
public Integer getSortOrder() {
return sortOrder;
}
/**
* Returns the stockZone.
*
* @return As string
*/
public String getStockZone() {
return stockZone;
}
/**
* Returns the list of Strings set as labels for the Location.
*
* @return A list of Strings or an empty list
*/
public List getLabels() {
return labels;
}
/**
* Set a list of labels to the Location.
*
* @param labels A comma-separated list of labels
*/
public void setLabels(List labels) {
this.labels = labels;
}
/**
* Determine whether incoming mode is activated and {@code TransportUnit}s can be put on this Location.
*
* @return {@literal true} when incoming mode is activated, otherwise {@literal false}
*/
public boolean isInfeedActive() {
return this.incomingActive;
}
/**
* Set the incoming mode of this Location.
*
* @param infeedActive {@literal true} means Infeed movements are possible, {@literal false} means Infeed movements are blocked
*/
public void setInfeed(boolean infeedActive) {
this.incomingActive = infeedActive;
}
/**
* Check whether infeed is blocked and moving {@code TransportUnit}s to here is forbidden.
*
* @return {@literal true} is blocked, otherwise {@literal false}
*/
public boolean isInfeedBlocked() {
return !this.incomingActive;
}
/**
* Return the date when the Location was updated the last time.
*
* @return Timestamp of the last update
*/
public LocalDateTime getLastMovement() {
return this.lastMovement;
}
/**
* Change the date when a TransportUnit was put or left the Location the last time.
*
* @param lastMovement The date of change.
*/
public void setLastMovement(LocalDateTime lastMovement) {
this.lastMovement = lastMovement;
}
/**
* Return the {@link LocationGroup} where the Location belongs to.
*
* @return The {@link LocationGroup} of the Location
*/
public LocationGroup getLocationGroup() {
return this.locationGroup;
}
/**
* Determine whether the Location is part of the parent {@link LocationGroup}s calculation procedure of {@code TransportUnit}s.
*
* @return {@literal true} if calculation is activated, otherwise {@literal false}
*/
public boolean isLocationGroupCountingActive() {
return this.locationGroupCountingActive;
}
/**
* Returns the locationId (natural key) of the Location.
*
* @return The locationId
*/
public LocationPK getLocationId() {
return this.locationId;
}
/**
* Returns the type of Location.
*
* @return The type
*/
public LocationType getLocationType() {
return this.locationType;
}
public void setLocationType(LocationType locationType) {
if (this.locationType != null && !this.locationType.equals(locationType)) {
throw new IllegalArgumentException(format("LocationType of Location [%s] is already defined and can't be changed", locationType));
}
this.locationType = locationType;
}
/**
* Returns the group the Location belongs to.
*
* @return The group as String
*/
public String getGroup() {
return group;
}
/**
* Returns the classification of the Location.
*
* @return As a String
*/
public String getClassification() {
return classification;
}
/**
* Set the classification.
*
* @param classification As an arbitrary String
*/
public void setClassification(String classification) {
this.classification = classification;
}
/**
* Return the maximum allowed weight on the Location.
*
* @return The maximum allowed weight
*/
public BigDecimal getMaximumWeight() {
return this.maximumWeight;
}
/**
* Returns an unmodifiable Set of {@link Message}s stored for the Location.
*
* @return An unmodifiable Set
*/
public Set getMessages() {
return new HashSet<>(messages);
}
/**
* Returns the maximum number of {@code TransportUnit}s allowed on the Location.
*
* @return The maximum number of {@code TransportUnit}s
*/
public int getNoMaxTransportUnits() {
return noMaxTransportUnits;
}
/**
* Determine whether outgoing mode is activated and {@code TransportUnit}s can leave this Location.
*
* @return {@literal true} when outgoing mode is activated, otherwise {@literal false}
*/
public boolean isOutfeedActive() {
return this.outgoingActive;
}
/**
* Check whether outfeed is blocked and moving {@code TransportUnit}s from here is forbidden.
*
* @return {@literal true} is blocked, otherwise {@literal false}
*/
public boolean isOutfeedBlocked() {
return !this.outgoingActive;
}
/**
* Set the outfeed mode of this Location.
*
* @param outfeedActive {@literal true} means Outfeed movements are possible, {@literal false} means Outfeed movements are blocked
*/
public void setOutfeed(boolean outfeedActive) {
this.outgoingActive = outfeedActive;
}
/**
* Return the current set plc state.
*
* @return the plc state
*/
public int getPlcState() {
return plcState;
}
/**
* Set the plc state.
*
* @param plcState the plc state
*/
public void setPlcState(int plcState) {
this.plcState = plcState;
}
/**
* Remove one or more {@link Message}s from this Location.
*
* @param msgs An array of {@link Message}s to be removed
* @return {@literal true} if the {@link Message}s were found and removed, otherwise {@literal false}
* @throws IllegalArgumentException when messages is {@literal null}
*/
public boolean removeMessages(Message... msgs) {
Assert.notNull(msgs, () -> "null passed to removeMessages, this: " + this);
return this.messages.removeAll(Arrays.asList(msgs));
}
/**
* Add this {@code Location} to the {@literal locationGroup}. When the argument is {@literal null} an existing {@link LocationGroup} is
* removed from the {@code Location}.
*
* @param locationGroup The {@link LocationGroup} to be assigned
*/
void setLocationGroup(LocationGroup locationGroup) {
Assert.notNull(locationGroup, () -> "Not allowed to call location#setLocationGroup with null argument, this: " + this);
if (this.locationGroup != null) {
this.locationGroup.removeLocation(this);
}
this.setLocationGroupCountingActive(locationGroup.isLocationGroupCountingActive());
this.locationGroup = locationGroup;
}
/**
* Define whether or not the Location shall be considered in counting {@code TransportUnit}s of the parent {@link LocationGroup}.
*
* @param locationGroupCountingActive {@literal true} if considered, otherwise {@literal false}
*/
public void setLocationGroupCountingActive(boolean locationGroupCountingActive) {
this.locationGroupCountingActive = locationGroupCountingActive;
}
/**
* Checks whether this {@code Location} belongs to a {@code LocationGroup}.
*
* @return {@literal true} if it belongs to a {@code LocationGroup}, otherwise {@literal false}
*/
public boolean belongsToLocationGroup() {
return locationGroup != null;
}
/**
* Checks whether this {@code Location} belongs NOT to a {@code LocationGroup}.
*
* @return {@literal true} if it does not belong to a {@code LocationGroup}, otherwise {@literal false}
*/
public boolean belongsNotToLocationGroup() {
return !belongsToLocationGroup();
}
/**
* Set the locationGroup to {@literal null}.
*/
void unsetLocationGroup() {
this.locationGroup = null;
}
/**
* {@inheritDoc}
*
* Only use the unique natural key for comparison.
*/
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
Location location = (Location) o;
return Objects.equals(locationId, location.locationId);
}
/**
* {@inheritDoc}
*
* Only use the unique natural key for hashCode calculation.
*/
@Override
public int hashCode() {
return Objects.hash(locationId);
}
/**
* Return the {@link LocationPK} as String.
*
* @return String locationId
* @see LocationPK#toString()
*/
@Override
public String toString() {
return locationId.toString();
}
public static final class LocationBuilder {
private final Location target;
private LocationBuilder(Location target) {
this.target = target;
}
public static LocationBuilder aLocation(Location target) {
return new LocationBuilder(target);
}
public LocationBuilder withAccount(Account account) {
this.target.account = account;
return this;
}
public LocationBuilder withPlcCode(String plcCode) {
this.target.plcCode = plcCode;
return this;
}
public LocationBuilder withErpCode(String erpCode) {
this.target.erpCode = erpCode;
return this;
}
public LocationBuilder withDescription(String description) {
this.target.description = description;
return this;
}
public LocationBuilder withSortOrder(Integer sortOrder) {
this.target.sortOrder = sortOrder;
return this;
}
public LocationBuilder withStockZone(String stockZone) {
this.target.stockZone = stockZone;
return this;
}
public LocationBuilder withLabels(List labels) {
this.target.labels = labels;
return this;
}
public LocationBuilder withNoMaxTransportUnits(int noMaxTransportUnits) {
this.target.noMaxTransportUnits = noMaxTransportUnits;
return this;
}
public LocationBuilder withMaximumWeight(BigDecimal maximumWeight) {
this.target.maximumWeight = maximumWeight;
return this;
}
public LocationBuilder withLastMovement(LocalDateTime lastMovement) {
this.target.lastMovement = lastMovement;
return this;
}
public LocationBuilder withLocationGroupCountingActive(boolean locationGroupCountingActive) {
this.target.locationGroupCountingActive = locationGroupCountingActive;
return this;
}
public LocationBuilder withIncomingActive(boolean incomingActive) {
this.target.incomingActive = incomingActive;
return this;
}
public LocationBuilder withOutgoingActive(boolean outgoingActive) {
this.target.outgoingActive = outgoingActive;
return this;
}
public LocationBuilder withPlcState(int plcState) {
this.target.plcState = plcState;
return this;
}
public LocationBuilder withConsideredInAllocation(boolean consideredInAllocation) {
this.target.consideredInAllocation = consideredInAllocation;
return this;
}
public LocationBuilder withLocationType(LocationType locationType) {
this.target.locationType = locationType;
return this;
}
public LocationBuilder withGroup(String group) {
this.target.group = group;
return this;
}
public LocationBuilder withClassification(String classification) {
this.target.classification = classification;
return this;
}
public LocationBuilder withLocationGroup(LocationGroup locationGroup) {
this.target.locationGroup = locationGroup;
return this;
}
public LocationBuilder withMessages(Set messages) {
this.target.messages = messages;
return this;
}
public Location build() {
return target;
}
}
}