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io.vertx.up.unity.To Maven / Gradle / Ivy
package io.vertx.up.unity;
import io.reactivex.Observable;
import io.vertx.core.Future;
import io.vertx.core.json.JsonArray;
import io.vertx.core.json.JsonObject;
import io.vertx.up.atom.Mirror;
import io.vertx.up.commune.Envelop;
import io.vertx.up.exception.WebException;
import io.vertx.up.exception.web._500InternalServerException;
import io.vertx.up.fn.Fn;
import io.vertx.up.util.Ut;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
import java.util.function.Function;
import java.util.function.Supplier;
@SuppressWarnings("all")
class To {
static Future toFuture(final T entity) {
return Fn.getNull(Future.succeededFuture(),
() -> Fn.getSemi(entity instanceof Throwable, null,
() -> Future.failedFuture((Throwable) entity),
() -> Future.succeededFuture(entity)),
entity);
}
static JsonObject toFilters(final String[] columns, final Supplier... suppliers) {
final JsonObject filters = new JsonObject();
final int size = Math.min(columns.length, suppliers.length);
for (int idx = 0; idx < size; idx++) {
final String column = columns[idx];
final Supplier supplier = suppliers[idx];
if (!Ut.isNil(column) && Objects.nonNull(supplier)) {
filters.put(column, supplier.get());
}
}
return filters;
}
static JsonObject toJson(
final T entity,
final String pojo) {
return Fn.getNull(new JsonObject(),
() -> Fn.getSemi(Ut.isNil(pojo), null,
() -> Ut.serializeJson(entity),
() -> Mirror.create(To.class)
.mount(pojo)
.connect(Ut.serializeJson(entity))
.to().result()),
entity);
}
static JsonObject toJson(
final T entity,
final Function convert
) {
return Fn.getSemi(null == convert, null,
() -> toJson(entity, ""),
() -> convert.apply(toJson(entity, "")));
}
static JsonArray toArray(
final List list,
final Function convert
) {
final JsonArray array = new JsonArray();
Observable.fromIterable(list)
.filter(Objects::nonNull)
.map(item -> toJson(item, convert))
.subscribe(array::add);
return array;
}
static JsonArray toArray(
final List list,
final String pojo
) {
final JsonArray array = new JsonArray();
Observable.fromIterable(list)
.filter(Objects::nonNull)
.map(item -> toJson(item, pojo))
.subscribe(array::add);
return array;
}
@SuppressWarnings("all")
static Envelop toEnvelop(
final T entity
) {
return Fn.getNull(Envelop.ok(),
() -> Fn.getSemi(entity instanceof WebException, null,
() -> Envelop.failure((WebException) entity),
() -> {
if (Envelop.class == entity.getClass()) {
return (Envelop) entity;
} else {
return Envelop.success(entity);
}
}),
entity);
}
static Function>> toFutureList(final Function>... functions) {
final List> futures = new ArrayList<>();
return (entity) -> {
Observable.fromArray(functions)
.map(function -> function.apply(entity))
.subscribe(futures::add).dispose();
return futures;
};
}
static Envelop toEnvelop(
final T entity,
final WebException error
) {
return Fn.getNull(Envelop.failure(error),
() -> Envelop.success(entity), entity);
}
static WebException toError(
final Class clazz,
final Object... args
) {
if (null == clazz || null == args) {
// Fix Cast WebException error.
return new _500InternalServerException(To.class, "clazz arg is null");
} else {
return Ut.instance(clazz, args);
}
}
@SuppressWarnings("all")
static WebException toError(
final Class clazz,
final Throwable error
) {
return Fn.getSemi(error instanceof WebException, null,
() -> (WebException) error,
() -> new _500InternalServerException(clazz, error.getMessage()));
}
static Envelop toEnvelop(
final Class clazz,
final Object... args
) {
return Envelop.failure(toError(clazz, args));
}
static JsonObject toUnique(
final JsonArray array,
final String pojo
) {
return Fn.getSemi(null == array || array.isEmpty(), null,
() -> toJson(null, pojo),
() -> toJson(array.getValue(0), pojo));
}
static JsonObject toToggle(final Object... args) {
final JsonObject params = new JsonObject();
for (int idx = 0; idx < args.length; idx++) {
final String idxStr = String.valueOf(idx);
params.put(idxStr, args[idx]);
}
return params;
}
}
