org.immutables.fixture.jdkonly.JdkMapsBuilder Maven / Gradle / Ivy
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package org.immutables.fixture.jdkonly;
import com.google.errorprone.annotations.CanIgnoreReturnValue;
import com.google.errorprone.annotations.Var;
import java.lang.annotation.RetentionPolicy;
import java.util.Collections;
import java.util.EnumMap;
import java.util.Iterator;
import java.util.LinkedHashMap;
import java.util.Map;
import java.util.NavigableMap;
import java.util.Objects;
import java.util.SortedMap;
import java.util.TreeMap;
import javax.annotation.CheckReturnValue;
import javax.annotation.Nullable;
import javax.annotation.ParametersAreNonnullByDefault;
import javax.annotation.concurrent.Immutable;
import javax.annotation.concurrent.NotThreadSafe;
import org.immutables.value.Generated;
/**
* Builds instances of type {@link JdkMaps JdkMaps}.
* Initialize attributes and then invoke the {@link #build()} method to create an
* immutable instance.
* {@code JdkMapsBuilder} is not thread-safe and generally should not be stored in a field or collection,
* but instead used immediately to create instances.
*/
@Generated(from = "JdkMaps", generator = "Immutables")
@SuppressWarnings({"all"})
@ParametersAreNonnullByDefault
@javax.annotation.processing.Generated("org.immutables.processor.ProxyProcessor")
@NotThreadSafe
public final class JdkMapsBuilder {
private Map just = new LinkedHashMap();
private Map ords = new LinkedHashMap();
private EnumMap pols = new EnumMap(RetentionPolicy.class);
private Map navs = new LinkedHashMap();
/**
* Creates a builder for {@link JdkMaps JdkMaps} instances.
*
* new JdkMapsBuilder()
* .putJust|putAllJust(long => int) // {@link JdkMaps#just() just} mappings
* .putOrds|putAllOrds(int => String) // {@link JdkMaps#ords() ords} mappings
* .putPols|putAllPols(annotation.RetentionPolicy => int) // {@link JdkMaps#pols() pols} mappings
* .putNavs|putAllNavs(String => int) // {@link JdkMaps#navs() navs} mappings
* .build();
*
*/
public JdkMapsBuilder() {
}
/**
* Fill a builder with attribute values from the provided {@code JdkMaps} instance.
* Regular attribute values will be replaced with those from the given instance.
* Absent optional values will not replace present values.
* Collection elements and entries will be added, not replaced.
* @param instance The instance from which to copy values
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final JdkMapsBuilder from(JdkMaps instance) {
Objects.requireNonNull(instance, "instance");
putAllJust(instance.just());
putAllOrds(instance.ords());
putAllPols(instance.pols());
putAllNavs(instance.navs());
return this;
}
/**
* Put one entry to the {@link JdkMaps#just() just} map.
* @param key The key in the just map
* @param value The associated value in the just map
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final JdkMapsBuilder putJust(long key, int value) {
this.just.put(
Objects.requireNonNull(key, "just key"),
Objects.requireNonNull(value, "just value"));
return this;
}
/**
* Put one entry to the {@link JdkMaps#just() just} map. Nulls are not permitted
* @param entry The key and value entry
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final JdkMapsBuilder putJust(Map.Entry entry) {
Long k = entry.getKey();
Integer v = entry.getValue();
this.just.put(
Objects.requireNonNull(k, "just key"),
Objects.requireNonNull(v, "just value"));
return this;
}
/**
* Sets or replaces all mappings from the specified map as entries for the {@link JdkMaps#just() just} map. Nulls are not permitted
* @param entries The entries that will be added to the just map
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final JdkMapsBuilder just(Map entries) {
this.just.clear();
return putAllJust(entries);
}
/**
* Put all mappings from the specified map as entries to {@link JdkMaps#just() just} map. Nulls are not permitted
* @param entries The entries that will be added to the just map
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final JdkMapsBuilder putAllJust(Map entries) {
for (Map.Entry e : entries.entrySet()) {
Long k = e.getKey();
Integer v = e.getValue();
this.just.put(
Objects.requireNonNull(k, "just key"),
Objects.requireNonNull(v, "just value"));
}
return this;
}
/**
* Put one entry to the {@link JdkMaps#ords() ords} map.
* @param key The key in the ords map
* @param value The associated value in the ords map
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final JdkMapsBuilder putOrds(int key, String value) {
this.ords.put(
Objects.requireNonNull(key, "ords key"),
Objects.requireNonNull(value, "ords value"));
return this;
}
/**
* Put one entry to the {@link JdkMaps#ords() ords} map. Nulls are not permitted
* @param entry The key and value entry
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final JdkMapsBuilder putOrds(Map.Entry entry) {
Integer k = entry.getKey();
String v = entry.getValue();
this.ords.put(
Objects.requireNonNull(k, "ords key"),
Objects.requireNonNull(v, "ords value"));
return this;
}
/**
* Sets or replaces all mappings from the specified map as entries for the {@link JdkMaps#ords() ords} map. Nulls are not permitted
* @param entries The entries that will be added to the ords map
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final JdkMapsBuilder ords(Map entries) {
this.ords.clear();
return putAllOrds(entries);
}
/**
* Put all mappings from the specified map as entries to {@link JdkMaps#ords() ords} map. Nulls are not permitted
* @param entries The entries that will be added to the ords map
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final JdkMapsBuilder putAllOrds(Map entries) {
for (Map.Entry e : entries.entrySet()) {
Integer k = e.getKey();
String v = e.getValue();
this.ords.put(
Objects.requireNonNull(k, "ords key"),
Objects.requireNonNull(v, "ords value"));
}
return this;
}
/**
* Put one entry to the {@link JdkMaps#pols() pols} map.
* @param key The key in the pols map
* @param value The associated value in the pols map
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final JdkMapsBuilder putPols(RetentionPolicy key, int value) {
this.pols.put(
Objects.requireNonNull(key, "pols key"),
Objects.requireNonNull(value, "pols value"));
return this;
}
/**
* Put one entry to the {@link JdkMaps#pols() pols} map. Nulls are not permitted
* @param entry The key and value entry
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final JdkMapsBuilder putPols(Map.Entry entry) {
RetentionPolicy k = entry.getKey();
Integer v = entry.getValue();
this.pols.put(
Objects.requireNonNull(k, "pols key"),
Objects.requireNonNull(v, "pols value"));
return this;
}
/**
* Sets or replaces all mappings from the specified map as entries for the {@link JdkMaps#pols() pols} map. Nulls are not permitted
* @param entries The entries that will be added to the pols map
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final JdkMapsBuilder pols(Map entries) {
this.pols.clear();
return putAllPols(entries);
}
/**
* Put all mappings from the specified map as entries to {@link JdkMaps#pols() pols} map. Nulls are not permitted
* @param entries The entries that will be added to the pols map
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final JdkMapsBuilder putAllPols(Map entries) {
for (Map.Entry e : entries.entrySet()) {
RetentionPolicy k = e.getKey();
Integer v = e.getValue();
this.pols.put(
Objects.requireNonNull(k, "pols key"),
Objects.requireNonNull(v, "pols value"));
}
return this;
}
/**
* Put one entry to the {@link JdkMaps#navs() navs} map.
* @param key The key in the navs map
* @param value The associated value in the navs map
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final JdkMapsBuilder putNavs(String key, int value) {
this.navs.put(
Objects.requireNonNull(key, "navs key"),
Objects.requireNonNull(value, "navs value"));
return this;
}
/**
* Put one entry to the {@link JdkMaps#navs() navs} map. Nulls are not permitted
* @param entry The key and value entry
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final JdkMapsBuilder putNavs(Map.Entry entry) {
String k = entry.getKey();
Integer v = entry.getValue();
this.navs.put(
Objects.requireNonNull(k, "navs key"),
Objects.requireNonNull(v, "navs value"));
return this;
}
/**
* Sets or replaces all mappings from the specified map as entries for the {@link JdkMaps#navs() navs} map. Nulls are not permitted
* @param entries The entries that will be added to the navs map
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final JdkMapsBuilder navs(Map entries) {
this.navs.clear();
return putAllNavs(entries);
}
/**
* Put all mappings from the specified map as entries to {@link JdkMaps#navs() navs} map. Nulls are not permitted
* @param entries The entries that will be added to the navs map
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final JdkMapsBuilder putAllNavs(Map entries) {
for (Map.Entry e : entries.entrySet()) {
String k = e.getKey();
Integer v = e.getValue();
this.navs.put(
Objects.requireNonNull(k, "navs key"),
Objects.requireNonNull(v, "navs value"));
}
return this;
}
/**
* Builds a new {@link JdkMaps JdkMaps}.
* @return An immutable instance of JdkMaps
* @throws java.lang.IllegalStateException if any required attributes are missing
*/
public JdkMaps build() {
return JdkMapsBuilder.ImmutableJdkMaps.validate(new JdkMapsBuilder.ImmutableJdkMaps(this));
}
/**
* Immutable implementation of {@link JdkMaps}.
*
* Use the builder to create immutable instances:
* {@code new JdkMapsBuilder()}.
* Use the static factory method to get the default singleton instance:
* {@code JdkMapsBuilder.ImmutableJdkMaps.of()}.
*/
@Generated(from = "JdkMaps", generator = "Immutables")
@Immutable
@CheckReturnValue
private static final class ImmutableJdkMaps implements JdkMaps {
private final Map just;
private final SortedMap ords;
private final Map pols;
private final NavigableMap navs;
private ImmutableJdkMaps() {
this.just = Collections.emptyMap();
this.ords = createUnmodifiableSortedMap(false, false, false, Collections.emptyMap());
this.pols = Collections.emptyMap();
this.navs = createUnmodifiableSortedMap(true, false, false, Collections.emptyMap());
}
private ImmutableJdkMaps(JdkMapsBuilder builder) {
this.just = createUnmodifiableMap(false, false, builder.just);
this.ords = createUnmodifiableSortedMap(false, false, false, builder.ords);
this.pols = createUnmodifiableEnumMap(false, false, builder.pols);
this.navs = createUnmodifiableSortedMap(true, false, false, builder.navs);
}
/**
* @return The value of the {@code just} attribute
*/
@Override
public Map just() {
return just;
}
/**
* @return The value of the {@code ords} attribute
*/
@Override
public SortedMap ords() {
return ords;
}
/**
* @return The value of the {@code pols} attribute
*/
@Override
public Map pols() {
return pols;
}
/**
* @return The value of the {@code navs} attribute
*/
@Override
public NavigableMap navs() {
return navs;
}
/**
* This instance is equal to all instances of {@code ImmutableJdkMaps} that have equal attribute values.
* @return {@code true} if {@code this} is equal to {@code another} instance
*/
@Override
public boolean equals(@Nullable Object another) {
if (this == another) return true;
return another instanceof JdkMapsBuilder.ImmutableJdkMaps
&& equalTo(0, (JdkMapsBuilder.ImmutableJdkMaps) another);
}
private boolean equalTo(int synthetic, JdkMapsBuilder.ImmutableJdkMaps another) {
return just.equals(another.just)
&& ords.equals(another.ords)
&& pols.equals(another.pols)
&& navs.equals(another.navs);
}
/**
* Computes a hash code from attributes: {@code just}, {@code ords}, {@code pols}, {@code navs}.
* @return hashCode value
*/
@Override
public int hashCode() {
@Var int h = 5381;
h += (h << 5) + just.hashCode();
h += (h << 5) + ords.hashCode();
h += (h << 5) + pols.hashCode();
h += (h << 5) + navs.hashCode();
return h;
}
/**
* Prints the immutable value {@code JdkMaps} with attribute values.
* @return A string representation of the value
*/
@Override
public String toString() {
return "JdkMaps{"
+ "just=" + just
+ ", ords=" + ords
+ ", pols=" + pols
+ ", navs=" + navs
+ "}";
}
private static final JdkMapsBuilder.ImmutableJdkMaps INSTANCE = validate(new JdkMapsBuilder.ImmutableJdkMaps());
/**
* Returns the default immutable singleton value of {@code JdkMaps}
* @return An immutable instance of JdkMaps
*/
public static JdkMaps of() {
return INSTANCE;
}
private static JdkMapsBuilder.ImmutableJdkMaps validate(JdkMapsBuilder.ImmutableJdkMaps instance) {
return INSTANCE != null && INSTANCE.equalTo(0, instance) ? INSTANCE : instance;
}
}
private static Map createUnmodifiableMap(boolean checkNulls, boolean skipNulls, Map map) {
switch (map.size()) {
case 0: return Collections.emptyMap();
case 1: {
Map.Entry e = map.entrySet().iterator().next();
K k = e.getKey();
V v = e.getValue();
if (checkNulls) {
Objects.requireNonNull(k, "key");
Objects.requireNonNull(v, "value");
}
if (skipNulls && (k == null || v == null)) {
return Collections.emptyMap();
}
return Collections.singletonMap(k, v);
}
default: {
Map linkedMap = new LinkedHashMap<>(map.size());
if (skipNulls || checkNulls) {
for (Map.Entry e : map.entrySet()) {
K k = e.getKey();
V v = e.getValue();
if (skipNulls) {
if (k == null || v == null) continue;
} else if (checkNulls) {
Objects.requireNonNull(k, "key");
Objects.requireNonNull(v, "value");
}
linkedMap.put(k, v);
}
} else {
linkedMap.putAll(map);
}
return Collections.unmodifiableMap(linkedMap);
}
}
}
private static , V> Map createUnmodifiableEnumMap(boolean checkNulls, boolean skipNulls, Map map) {
if (map.isEmpty()) return Collections.emptyMap();
EnumMap enumMap = new EnumMap<>(map);
if (checkNulls || skipNulls) {
Iterator it = map.values().iterator();
while(it.hasNext()) {
V v = it.next();
if (checkNulls) {
Objects.requireNonNull(v, "value");
} else if (skipNulls) {
if (v == null) it.remove();
}
}
}
return Collections.unmodifiableMap(enumMap);
}
private static , V> NavigableMap createUnmodifiableSortedMap(boolean reverse, boolean checkNulls, boolean skipNulls, Map map) {
TreeMap sortedMap = reverse
? new TreeMap(Collections.reverseOrder())
: new TreeMap();
if (checkNulls || skipNulls) {
for (Map.Entry e : map.entrySet()) {
K k = e.getKey();
V v = e.getValue();
if (skipNulls) {
if (k == null || v == null) continue;
} else if (checkNulls) {
Objects.requireNonNull(k, "key");
Objects.requireNonNull(v, "value");
}
sortedMap.put(k, v);
}
} else {
sortedMap.putAll(map);
}
return Collections.unmodifiableNavigableMap(sortedMap);
}
}