com.anaptecs.spring.base.TheReadOnlyPOJO Maven / Gradle / Ivy
/*
* anaptecs GmbH, Ricarda-Huch-Str. 71, 72760 Reutlingen, Germany
*
* Copyright 2004 - 2019. All rights reserved.
*/
package com.anaptecs.spring.base;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.Objects;
public class TheReadOnlyPOJO {
/**
* Constant for the name of attribute "dataUnit".
*/
public static final String DATAUNIT = "dataUnit";
/**
* Constant for the name of attribute "name".
*/
public static final String NAME = "name";
/**
* Constant for the name of attribute "ints".
*/
public static final String INTS = "ints";
/**
* Constant for the name of attribute "entities".
*/
public static final String ENTITIES = "entities";
private final DataUnit dataUnit;
private final String name;
private final int[] ints;
private final List entities;
/**
* Default constructor is only intended to be used for deserialization by tools like Jackson for JSON. For "normal"
* object creation builder should be used instead.
*/
protected TheReadOnlyPOJO( ) {
dataUnit = null;
name = null;
ints = null;
entities = new ArrayList();
}
/**
* Initialize object using the passed builder.
*
* @param pBuilder Builder that should be used to initialize this object. The parameter must not be null.
*/
protected TheReadOnlyPOJO( Builder pBuilder ) {
// Read attribute values from builder.
dataUnit = pBuilder.dataUnit;
name = pBuilder.name;
ints = pBuilder.ints;
if (pBuilder.entities != null) {
entities = pBuilder.entities;
}
else {
entities = new ArrayList();
}
}
/**
* Method returns a new builder.
*
* @return {@link Builder} New builder that can be used to create new TheReadOnlyPOJO objects.
*/
public static Builder builder( ) {
return new Builder();
}
/**
* Convenience method to create new instance of class TheReadOnlyPOJO.
*
*
* @param pName Value to which {@link #name} should be set.
*
* @return {@link com.anaptecs.spring.base.TheReadOnlyPOJO}
*/
public static TheReadOnlyPOJO of( String pName ) {
TheReadOnlyPOJO.Builder lBuilder = TheReadOnlyPOJO.builder();
lBuilder.setName(pName);
return lBuilder.build();
}
/**
* Class implements builder to create a new instance of class TheReadOnlyPOJO.
*/
public static class Builder {
private DataUnit dataUnit;
private String name;
private int[] ints;
private List entities;
/**
* Use {@link TheReadOnlyPOJO#builder()} instead of private constructor to create new builder.
*/
protected Builder( ) {
}
/**
* Use {@link TheReadOnlyPOJO#builder(TheReadOnlyPOJO)} instead of private constructor to create new builder.
*/
protected Builder( TheReadOnlyPOJO pObject ) {
if (pObject != null) {
// Read attribute values from passed object.
this.setDataUnit(pObject.dataUnit);
this.setName(pObject.name);
this.setInts(pObject.ints);
this.setEntities(pObject.entities);
}
}
/**
* Method sets association {@link #dataUnit}.
*
* @param pDataUnit Value to which {@link #dataUnit} should be set.
* @return {@link Builder} Instance of this builder to support chaining setters. Method never returns null.
*/
public Builder setDataUnit( DataUnit pDataUnit ) {
dataUnit = pDataUnit;
return this;
}
/**
* Method sets attribute {@link #name}.
*
* @param pName Value to which {@link #name} should be set.
* @return {@link Builder} Instance of this builder to support chaining setters. Method never returns null.
*/
public Builder setName( String pName ) {
// Assign value to attribute
name = pName;
return this;
}
/**
* Method sets attribute {@link #ints}.
*
* @param pInts Value to which {@link #ints} should be set.
* @return {@link Builder} Instance of this builder to support chaining setters. Method never returns null.
*/
public Builder setInts( int[] pInts ) {
// Assign value to attribute
if (pInts != null) {
ints = new int[pInts.length];
System.arraycopy(pInts, 0, ints, 0, pInts.length);
}
else {
ints = null;
}
return this;
}
/**
* Method sets association {@link #entities}.
*
* @param pEntities Collection to which {@link #entities} should be set.
* @return {@link Builder} Instance of this builder to support chaining setters. Method never returns null.
*/
public Builder setEntities( List pEntities ) {
entities = pEntities;
return this;
}
/**
* Method adds the passed objects to association {@link #entities}.
*
* @param pEntities Array of objects that should be added to {@link #entities}. The parameter may be null.
* @return {@link Builder} Instance of this builder to support chaining. Method never returns null.
*/
public Builder addToEntities( Entity... pEntities ) {
if (pEntities != null) {
if (entities == null) {
entities = new ArrayList();
}
entities.addAll(Arrays.asList(pEntities));
}
return this;
}
/**
* Method sets association {@link #entities}.
*
* @param pEntities Array with objects to which {@link #entities} should be set.
* @return {@link Builder} Instance of this builder to support chaining setters. Method never returns null.
*/
public Builder setEntities( Entity... pEntities ) {
// Copy the content of the passed array.
if (pEntities != null) {
entities = new ArrayList(Arrays.asList(pEntities));
}
else {
entities = null;
}
return this;
}
/**
* Method creates a new instance of class TheReadOnlyPOJO. The object will be initialized with the values of the
* builder.
*
* @return TheReadOnlyPOJO Created object. The method never returns null.
*/
public TheReadOnlyPOJO build( ) {
return new TheReadOnlyPOJO(this);
}
}
/**
* Method returns association {@link #dataUnit}.
*
* @return {@link DataUnit} Value to which {@link #dataUnit} is set.
*/
public DataUnit getDataUnit( ) {
return dataUnit;
}
/**
* Method returns attribute {@link #name}.
*
* @return {@link String} Value to which {@link #name} is set.
*/
public String getName( ) {
return name;
}
/**
* Method returns attribute {@link #ints}.
*
* @return int[] Value to which {@link #ints} is set.
*/
public int[] getInts( ) {
int[] lReturnValue;
if (ints != null) {
lReturnValue = new int[ints.length];
System.arraycopy(ints, 0, lReturnValue, 0, ints.length);
}
else {
lReturnValue = null;
}
return lReturnValue;
}
/**
* Method returns association {@link #entities}.
*
* @return {@link List} Value to which {@link #entities} is set. The method never returns null and the
* returned collection is unmodifiable.
*/
public List getEntities( ) {
// Return all Entity objects as unmodifiable collection.
return Collections.unmodifiableList(entities);
}
@Override
public int hashCode( ) {
final int lPrime = 31;
int lResult = 1;
lResult = lPrime * lResult + Objects.hashCode(dataUnit);
lResult = lPrime * lResult + Objects.hashCode(name);
lResult = lPrime * lResult + Arrays.hashCode(ints);
lResult = lPrime * lResult + Objects.hashCode(entities);
return lResult;
}
@Override
public boolean equals( Object pObject ) {
boolean lEquals;
if (this == pObject) {
lEquals = true;
}
else if (pObject == null) {
lEquals = false;
}
else if (this.getClass() != pObject.getClass()) {
lEquals = false;
}
else {
TheReadOnlyPOJO lOther = (TheReadOnlyPOJO) pObject;
lEquals = Objects.equals(dataUnit, lOther.dataUnit) && Objects.equals(name, lOther.name)
&& Arrays.equals(ints, lOther.ints) && Objects.equals(entities, lOther.entities);
}
return lEquals;
}
/**
* Method returns a StringBuilder that can be used to create a String representation of this object. The returned
* StringBuilder also takes care about attributes of super classes.
*
* @return {@link StringBuilder} StringBuilder representing this object. The method never returns null.
*/
public StringBuilder toStringBuilder( String pIndent ) {
StringBuilder lBuilder = new StringBuilder();
lBuilder.append(pIndent);
lBuilder.append(this.getClass().getName());
lBuilder.append(System.lineSeparator());
lBuilder.append(pIndent);
lBuilder.append("dataUnit: ");
lBuilder.append(dataUnit);
lBuilder.append(System.lineSeparator());
lBuilder.append(pIndent);
lBuilder.append("name: ");
lBuilder.append(name);
lBuilder.append(System.lineSeparator());
lBuilder.append(pIndent);
lBuilder.append("ints: ");
if (ints != null) {
lBuilder.append(Arrays.toString(ints));
}
else {
lBuilder.append(" null");
}
lBuilder.append(System.lineSeparator());
lBuilder.append(pIndent);
lBuilder.append("entities: ");
if (entities != null) {
lBuilder.append(entities.size());
lBuilder.append(" element(s)");
}
else {
lBuilder.append(" null");
}
lBuilder.append(System.lineSeparator());
if (entities != null) {
for (Entity lNext : entities) {
lBuilder.append(pIndent + " ");
lBuilder.append(lNext.toString());
lBuilder.append(System.lineSeparator());
}
}
return lBuilder;
}
/**
* Method creates a new String with the values of all attributes of this class. All references to other objects will
* be ignored.
*
* @return {@link String} String representation of this object. The method never returns null.
*/
@Override
public String toString( ) {
return this.toStringBuilder("").toString();
}
/**
* Method creates a new builder and initializes it with the data of this object.
*
* @return {@link Builder} New builder that can be used to create new TheReadOnlyPOJO objects. The method never
* returns null.
*/
public Builder toBuilder( ) {
return new Builder(this);
}
}