name.remal.gradle_plugins.toolkit.ObjectUtils Maven / Gradle / Ivy
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Remal Gradle plugins: toolkit: toolkit
package name.remal.gradle_plugins.toolkit;
import static java.util.Collections.emptyList;
import static java.util.Collections.emptyMap;
import static java.util.Collections.emptySet;
import static java.util.concurrent.TimeUnit.MINUTES;
import static lombok.AccessLevel.PRIVATE;
import static name.remal.gradle_plugins.toolkit.reflection.MethodsInvoker.invokeMethod;
import groovy.lang.Closure;
import groovy.lang.GString;
import java.lang.reflect.Array;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import java.util.OptionalDouble;
import java.util.OptionalInt;
import java.util.OptionalLong;
import java.util.Set;
import java.util.concurrent.Callable;
import java.util.concurrent.CompletionStage;
import java.util.concurrent.Future;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.atomic.AtomicLong;
import java.util.concurrent.atomic.AtomicReference;
import java.util.function.BooleanSupplier;
import java.util.function.DoubleSupplier;
import java.util.function.IntSupplier;
import java.util.function.LongSupplier;
import java.util.function.Supplier;
import javax.annotation.Nullable;
import kotlin.Lazy;
import kotlin.jvm.functions.Function0;
import kotlin.reflect.KCallable;
import lombok.NoArgsConstructor;
import lombok.SneakyThrows;
import lombok.val;
import name.remal.gradle_plugins.toolkit.SneakyThrowUtils.SneakyThrowsBooleanSupplier;
import name.remal.gradle_plugins.toolkit.SneakyThrowUtils.SneakyThrowsCallable;
import name.remal.gradle_plugins.toolkit.SneakyThrowUtils.SneakyThrowsDoubleSupplier;
import name.remal.gradle_plugins.toolkit.SneakyThrowUtils.SneakyThrowsIntSupplier;
import name.remal.gradle_plugins.toolkit.SneakyThrowUtils.SneakyThrowsLongSupplier;
import name.remal.gradle_plugins.toolkit.SneakyThrowUtils.SneakyThrowsSupplier;
import org.gradle.api.provider.Provider;
import org.jetbrains.annotations.Contract;
@NoArgsConstructor(access = PRIVATE)
public abstract class ObjectUtils {
public static final byte DEFAULT_BYTE = new PrimitiveDefaultValues().defaultByte;
public static final short DEFAULT_SHORT = new PrimitiveDefaultValues().defaultShort;
public static final int DEFAULT_INT = new PrimitiveDefaultValues().defaultInt;
public static final long DEFAULT_LONG = new PrimitiveDefaultValues().defaultLong;
public static final float DEFAULT_FLOAT = new PrimitiveDefaultValues().defaultFloat;
public static final double DEFAULT_DOUBLE = new PrimitiveDefaultValues().defaultDouble;
public static final char DEFAULT_CHAR = new PrimitiveDefaultValues().defaultChar;
public static final boolean DEFAULT_BOOLEAN = new PrimitiveDefaultValues().defaultBoolean;
@SuppressWarnings("unused")
private static class PrimitiveDefaultValues {
private byte defaultByte;
private short defaultShort;
private int defaultInt;
private long defaultLong;
private float defaultFloat;
private double defaultDouble;
private char defaultChar;
private boolean defaultBoolean;
}
@Contract(value = "_->param1", pure = true)
public static T doNotInline(T object) {
return object;
}
@Nullable
@Contract("null->null")
@SneakyThrows
@SuppressWarnings("java:S3776")
public static Object unwrapProviders(@Nullable Object object) {
if (object == null) {
return null;
} else if (object instanceof Closure) {
val typedObject = (Closure) object;
if (typedObject.getMaximumNumberOfParameters() == 0 && isEmpty(typedObject.getParameterTypes())) {
return unwrapProviders(typedObject.call());
} else {
return object;
}
} else if (object instanceof GString) {
return object.toString();
} else if (object instanceof Optional) {
return unwrapProviders(((Optional) object).orElse(null));
} else if (object instanceof OptionalInt) {
val typedObject = (OptionalInt) object;
return typedObject.isPresent() ? typedObject.getAsInt() : null;
} else if (object instanceof OptionalLong) {
val typedObject = (OptionalLong) object;
return typedObject.isPresent() ? typedObject.getAsLong() : null;
} else if (object instanceof OptionalDouble) {
val typedObject = (OptionalDouble) object;
return typedObject.isPresent() ? typedObject.getAsDouble() : null;
} else if (object instanceof Callable) {
return unwrapProviders(((Callable) object).call());
} else if (object instanceof Supplier) {
return unwrapProviders(((Supplier) object).get());
} else if (object instanceof BooleanSupplier) {
return ((BooleanSupplier) object).getAsBoolean();
} else if (object instanceof IntSupplier) {
return ((IntSupplier) object).getAsInt();
} else if (object instanceof LongSupplier) {
return ((LongSupplier) object).getAsLong();
} else if (object instanceof DoubleSupplier) {
return ((DoubleSupplier) object).getAsDouble();
} else if (object instanceof SneakyThrowsCallable) {
return unwrapProviders(((SneakyThrowsCallable) object).call());
} else if (object instanceof SneakyThrowsSupplier) {
return unwrapProviders(((SneakyThrowsSupplier) object).get());
} else if (object instanceof SneakyThrowsBooleanSupplier) {
return ((SneakyThrowsBooleanSupplier) object).getAsBoolean();
} else if (object instanceof SneakyThrowsIntSupplier) {
return ((SneakyThrowsIntSupplier) object).getAsInt();
} else if (object instanceof SneakyThrowsLongSupplier) {
return ((SneakyThrowsLongSupplier) object).getAsLong();
} else if (object instanceof SneakyThrowsDoubleSupplier) {
return ((SneakyThrowsDoubleSupplier) object).getAsDouble();
} else if (object instanceof Future) {
return unwrapProviders(((Future) object).get(5, MINUTES));
} else if (object instanceof CompletionStage) {
return unwrapProviders(((CompletionStage) object).toCompletableFuture().get(5, MINUTES));
} else if (object instanceof AtomicBoolean) {
return ((AtomicBoolean) object).get();
} else if (object instanceof AtomicInteger) {
return ((AtomicInteger) object).get();
} else if (object instanceof AtomicLong) {
return ((AtomicLong) object).get();
} else if (object instanceof AtomicReference) {
return unwrapProviders(((AtomicReference) object).get());
} else if (object instanceof Lazy) {
return unwrapProviders(((Lazy) object).getValue());
} else if (object instanceof Function0) {
return unwrapProviders(((Function0) object).invoke());
} else if (object instanceof KCallable) {
val typedObject = (KCallable) object;
if (isEmpty(typedObject.getTypeParameters())) {
return unwrapProviders(typedObject.call());
} else {
return typedObject;
}
} else if (object instanceof Provider) {
return unwrapProviders(((Provider) object).getOrNull());
} else {
val dotClassName = '.' + object.getClass().getName();
if (dotClassName.endsWith(".com.google.common.base.Absent")) {
return null;
} else if (dotClassName.endsWith(".com.google.common.base.Present")) {
return unwrapProviders(invokeMethod(object, Object.class, "get"));
} else if (dotClassName.endsWith(".com.google.common.util.concurrent.AtomicDouble")) {
return invokeMethod(object, Object.class, "get");
} else {
return object;
}
}
}
@Contract(value = "null->true", pure = true)
@SuppressWarnings("java:S3776")
public static boolean isEmpty(@Nullable Object value) {
if (value == null) {
return true;
} else if (value instanceof CharSequence) {
return isEmpty((CharSequence) value);
} else if (value instanceof Collection) {
return isEmpty((Collection) value);
} else if (value instanceof Iterable) {
return isEmpty((Iterable) value);
} else if (value instanceof Map) {
return isEmpty((Map) value);
} else if (value instanceof Optional) {
return isEmpty((Optional) value);
} else if (value.getClass().isArray()) {
return Array.getLength(value) == 0;
} else {
return false;
}
}
@Contract(value = "null->true", pure = true)
public static boolean isEmpty(@Nullable CharSequence value) {
return value == null || value.length() == 0;
}
@Contract(value = "null->true", pure = true)
public static boolean isEmpty(@Nullable Collection value) {
return value == null || value.isEmpty();
}
@Contract(value = "null->true", pure = true)
public static boolean isEmpty(@Nullable Iterable value) {
return value == null || value.iterator().hasNext();
}
@Contract(value = "null->true", pure = true)
public static boolean isEmpty(@Nullable Map value) {
return value == null || value.isEmpty();
}
@Contract(value = "null->true", pure = true)
@SuppressWarnings({"OptionalUsedAsFieldOrParameterType", "NullableOptional", "java:S2789"})
public static boolean isEmpty(@Nullable Optional value) {
return value == null || !value.isPresent();
}
@Contract(value = "null->true", pure = true)
public static boolean isEmpty(@Nullable Object[] value) {
return value == null || value.length == 0;
}
@Contract(value = "null->true", pure = true)
public static boolean isEmpty(@Nullable byte[] value) {
return value == null || value.length == 0;
}
@Contract(value = "null->true", pure = true)
public static boolean isEmpty(@Nullable short[] value) {
return value == null || value.length == 0;
}
@Contract(value = "null->true", pure = true)
public static boolean isEmpty(@Nullable int[] value) {
return value == null || value.length == 0;
}
@Contract(value = "null->true", pure = true)
public static boolean isEmpty(@Nullable long[] value) {
return value == null || value.length == 0;
}
@Contract(value = "null->true", pure = true)
public static boolean isEmpty(@Nullable float[] value) {
return value == null || value.length == 0;
}
@Contract(value = "null->true", pure = true)
public static boolean isEmpty(@Nullable double[] value) {
return value == null || value.length == 0;
}
@Contract(value = "null->true", pure = true)
public static boolean isEmpty(@Nullable char[] value) {
return value == null || value.length == 0;
}
@Contract(value = "null->true", pure = true)
public static boolean isEmpty(@Nullable boolean[] value) {
return value == null || value.length == 0;
}
@Contract(value = "null->false", pure = true)
public static boolean isNotEmpty(@Nullable Object value) {
return !isEmpty(value);
}
@Contract(value = "null->false", pure = true)
public static boolean isNotEmpty(@Nullable CharSequence value) {
return !isEmpty(value);
}
@Contract(value = "null->false", pure = true)
public static boolean isNotEmpty(@Nullable Collection value) {
return !isEmpty(value);
}
@Contract(value = "null->false", pure = true)
public static boolean isNotEmpty(@Nullable Iterable value) {
return !isEmpty(value);
}
@Contract(value = "null->false", pure = true)
public static boolean isNotEmpty(@Nullable Map value) {
return !isEmpty(value);
}
@Contract(value = "null->false", pure = true)
@SuppressWarnings({"OptionalUsedAsFieldOrParameterType", "NullableOptional", "java:S2789"})
public static boolean isNotEmpty(@Nullable Optional value) {
return !isEmpty(value);
}
@Contract(value = "null->false", pure = true)
public static boolean isNotEmpty(@Nullable Object[] value) {
return !isEmpty(value);
}
@Contract(value = "null->false", pure = true)
public static boolean isNotEmpty(@Nullable byte[] value) {
return !isEmpty(value);
}
@Contract(value = "null->false", pure = true)
public static boolean isNotEmpty(@Nullable short[] value) {
return !isEmpty(value);
}
@Contract(value = "null->false", pure = true)
public static boolean isNotEmpty(@Nullable int[] value) {
return !isEmpty(value);
}
@Contract(value = "null->false", pure = true)
public static boolean isNotEmpty(@Nullable long[] value) {
return !isEmpty(value);
}
@Contract(value = "null->false", pure = true)
public static boolean isNotEmpty(@Nullable float[] value) {
return !isEmpty(value);
}
@Contract(value = "null->false", pure = true)
public static boolean isNotEmpty(@Nullable double[] value) {
return !isEmpty(value);
}
@Contract(value = "null->false", pure = true)
public static boolean isNotEmpty(@Nullable char[] value) {
return !isEmpty(value);
}
@Contract(value = "null->false", pure = true)
public static boolean isNotEmpty(@Nullable boolean[] value) {
return !isEmpty(value);
}
@Nullable
@Contract(pure = true)
public static T nullIfEmpty(@Nullable T value) {
return isEmpty(value) ? null : value;
}
@Nullable
@Contract(pure = true)
public static T nullIfEmpty(@Nullable T value) {
return isEmpty(value) ? null : value;
}
@Nullable
@Contract(pure = true)
public static > T nullIfEmpty(@Nullable T value) {
return isEmpty(value) ? null : value;
}
@Nullable
@Contract(pure = true)
public static > T nullIfEmpty(@Nullable T value) {
return isEmpty(value) ? null : value;
}
@Nullable
@Contract(pure = true)
public static > T nullIfEmpty(@Nullable T value) {
return isEmpty(value) ? null : value;
}
@Nullable
@Contract(pure = true)
@SuppressWarnings({"NullableOptional", "java:S2789", "java:S4968"})
public static > T nullIfEmpty(@Nullable T value) {
return isEmpty(value) ? null : value;
}
@Nullable
@Contract(pure = true)
public static Object[] nullIfEmpty(@Nullable Object[] value) {
return isEmpty(value) ? null : value;
}
@Nullable
@Contract(pure = true)
public static byte[] nullIfEmpty(@Nullable byte[] value) {
return isEmpty(value) ? null : value;
}
@Nullable
@Contract(pure = true)
public static short[] nullIfEmpty(@Nullable short[] value) {
return isEmpty(value) ? null : value;
}
@Nullable
@Contract(pure = true)
public static int[] nullIfEmpty(@Nullable int[] value) {
return isEmpty(value) ? null : value;
}
@Nullable
@Contract(pure = true)
public static long[] nullIfEmpty(@Nullable long[] value) {
return isEmpty(value) ? null : value;
}
@Nullable
@Contract(pure = true)
public static float[] nullIfEmpty(@Nullable float[] value) {
return isEmpty(value) ? null : value;
}
@Nullable
@Contract(pure = true)
public static double[] nullIfEmpty(@Nullable double[] value) {
return isEmpty(value) ? null : value;
}
@Nullable
@Contract(pure = true)
public static char[] nullIfEmpty(@Nullable char[] value) {
return isEmpty(value) ? null : value;
}
@Nullable
@Contract(pure = true)
public static boolean[] nullIfEmpty(@Nullable boolean[] value) {
return isEmpty(value) ? null : value;
}
@Contract(value = "!null,_->param1; null,_->param2", pure = true)
public static T defaultValue(@Nullable T value, T defaultValue) {
return value != null ? value : defaultValue;
}
@Contract(pure = true)
public static String defaultValue(@Nullable String value) {
return defaultValue(value, "");
}
@Contract(pure = true)
public static List defaultValue(@Nullable List value) {
return defaultValue(value, emptyList());
}
@Contract(pure = true)
public static Set defaultValue(@Nullable Set value) {
return defaultValue(value, emptySet());
}
@Contract(pure = true)
public static Map defaultValue(@Nullable Map value) {
return defaultValue(value, emptyMap());
}
@Contract(pure = true)
@SuppressWarnings({"OptionalUsedAsFieldOrParameterType", "NullableOptional", "java:S2789"})
public static Optional defaultValue(@Nullable Optional value) {
return defaultValue(value, Optional.empty());
}
@Contract(value = "!null,_->param1; null,_->param2", pure = true)
public static byte defaultValue(@Nullable Byte value, byte defaultValue) {
return value != null ? value : defaultValue;
}
@Contract(pure = true)
public static byte defaultValue(@Nullable Byte value) {
return defaultValue(value, DEFAULT_BYTE);
}
@Contract(value = "!null,_->param1; null,_->param2", pure = true)
public static short defaultValue(@Nullable Short value, short defaultValue) {
return value != null ? value : defaultValue;
}
@Contract(pure = true)
public static short defaultValue(@Nullable Short value) {
return defaultValue(value, DEFAULT_SHORT);
}
@Contract(value = "!null,_->param1; null,_->param2", pure = true)
public static int defaultValue(@Nullable Integer value, int defaultValue) {
return value != null ? value : defaultValue;
}
@Contract(pure = true)
public static int defaultValue(@Nullable Integer value) {
return defaultValue(value, DEFAULT_INT);
}
@Contract(value = "!null,_->param1; null,_->param2", pure = true)
public static long defaultValue(@Nullable Long value, long defaultValue) {
return value != null ? value : defaultValue;
}
@Contract(pure = true)
public static long defaultValue(@Nullable Long value) {
return defaultValue(value, DEFAULT_LONG);
}
@Contract(value = "!null,_->param1; null,_->param2", pure = true)
public static float defaultValue(@Nullable Float value, float defaultValue) {
return value != null ? value : defaultValue;
}
@Contract(pure = true)
public static float defaultValue(@Nullable Float value) {
return defaultValue(value, DEFAULT_FLOAT);
}
@Contract(value = "!null,_->param1; null,_->param2", pure = true)
public static double defaultValue(@Nullable Double value, double defaultValue) {
return value != null ? value : defaultValue;
}
@Contract(pure = true)
public static double defaultValue(@Nullable Double value) {
return defaultValue(value, DEFAULT_DOUBLE);
}
@Contract(value = "!null,_->param1; null,_->param2", pure = true)
public static char defaultValue(@Nullable Character value, char defaultValue) {
return value != null ? value : defaultValue;
}
@Contract(pure = true)
public static char defaultValue(@Nullable Character value) {
return defaultValue(value, DEFAULT_CHAR);
}
@Contract(value = "!null,_->param1; null,_->param2", pure = true)
public static boolean defaultValue(@Nullable Boolean value, boolean defaultValue) {
return value != null ? value : defaultValue;
}
@Contract(pure = true)
public static boolean defaultValue(@Nullable Boolean value) {
return defaultValue(value, DEFAULT_BOOLEAN);
}
@Contract(pure = true)
public static boolean defaultTrue(@Nullable Boolean value) {
return defaultValue(value, true);
}
@Contract(pure = true)
public static boolean defaultFalse(@Nullable Boolean value) {
return defaultValue(value, false);
}
}