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de.mhus.lib.adb.query.AQuery Maven / Gradle / Ivy
/**
* Copyright (C) 2020 Mike Hummel ([email protected] )
*
* 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 de.mhus.lib.adb.query;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import de.mhus.lib.basics.consts.Identifier;
import de.mhus.lib.core.parser.AttributeMap;
import de.mhus.lib.core.pojo.MPojo;
/**
* AQuery class.
*
* @author mikehummel
* @version $Id: $Id
* @param
*/
public class AQuery extends APrint {
private LinkedList operations;
private Class type;
private ACreateContext context;
private int unique = 0;
private AttributeMap map;
/**
* Constructor for AQuery.
*
* @param type a {@link java.lang.Class} object.
* @param operations a {@link de.mhus.lib.adb.query.AOperation} object.
*/
public AQuery(Class type, AOperation... operations) {
this.type = type;
this.operations = new LinkedList<>();
for (AOperation o : operations) this.operations.add(o);
}
/**
* @param mask Masquerading Base Type
* @param type Real Type querying for
* @param operations Initial operations
*/
public AQuery(Class mask, Class type, AOperation... operations) {
// mask is never used, it's only for the template type definition
this.type = type;
this.operations = new LinkedList<>();
for (AOperation o : operations) this.operations.add(o);
}
/**
* Getter for the field type.
*
* @return a {@link java.lang.Class} object.
*/
public Class getType() {
return type;
}
/**
* getAttributes.
*
* @return a {@link java.util.Map} object.
*/
public Map getAttributes() {
if (map == null) {
map = new AttributeMap();
getAttributes(this, map);
}
return map;
}
/** {@inheritDoc} */
@Override
public void getAttributes(AQuery query, AttributeMap map) {
for (AOperation operation : operations) operation.getAttributes(query, map);
}
/**
* eq.
*
* @param left a {@link de.mhus.lib.adb.query.AAttribute} object.
* @param right a {@link de.mhus.lib.adb.query.AAttribute} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery eq(AAttribute left, AAttribute right) {
operations.add(Db.eq(left, right));
return this;
}
/**
* eq.
*
* @param attr a {@link java.lang.String} object.
* @param value a {@link java.lang.Object} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery eq(String attr, Object value) {
operations.add(Db.eq(Db.attr(attr), Db.value(type, attr, value)));
return this;
}
/**
* eq.
*
* @param getter a {@link java.util.function.Function} object.
* @param value a {@link java.lang.Object} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
* @since 3.3.0
*/
public AQuery eq(Identifier getter, Object value) {
String name = MPojo.toAttributeName(getter);
operations.add(Db.eq(Db.attr(name), Db.value(type, name, value)));
return this;
}
/**
* ne.
*
* @param left a {@link de.mhus.lib.adb.query.AAttribute} object.
* @param right a {@link de.mhus.lib.adb.query.AAttribute} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery ne(AAttribute left, AAttribute right) {
operations.add(Db.ne(left, right));
return this;
}
/**
* ne.
*
* @param left a {@link java.lang.String} object.
* @param right a {@link java.lang.Object} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery ne(String left, Object right) {
operations.add(Db.ne(Db.attr(left), Db.value(type, left, right)));
return this;
}
/**
* ne.
*
* @param getter a {@link java.util.function.Function} object.
* @param value a {@link java.lang.Object} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
* @since 3.3.0
*/
public AQuery ne(Identifier getter, Object value) {
String name = MPojo.toAttributeName(getter);
operations.add(Db.ne(Db.attr(name), Db.value(getter.getClazz(), name, value)));
return this;
}
/**
* lt.
*
* @param left a {@link de.mhus.lib.adb.query.AAttribute} object.
* @param right a {@link de.mhus.lib.adb.query.AAttribute} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery lt(AAttribute left, AAttribute right) {
operations.add(Db.lt(left, right));
return this;
}
/**
* lt.
*
* @param left a {@link java.lang.String} object.
* @param right a {@link java.lang.Object} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery lt(String left, Object right) {
operations.add(Db.lt(Db.attr(left), Db.value(type, left, right)));
return this;
}
/**
* lt.
*
* @param getter a {@link java.util.function.Function} object.
* @param value a {@link java.lang.Object} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
* @since 3.3.0
*/
public AQuery lt(Identifier getter, Object value) {
String name = MPojo.toAttributeName(getter);
operations.add(Db.lt(Db.attr(name), Db.value(getter.getClazz(), name, value)));
return this;
}
/**
* le.
*
* @param left a {@link de.mhus.lib.adb.query.AAttribute} object.
* @param right a {@link de.mhus.lib.adb.query.AAttribute} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery le(AAttribute left, AAttribute right) {
operations.add(Db.le(left, right));
return this;
}
/**
* le.
*
* @param left a {@link java.lang.String} object.
* @param right a {@link java.lang.Object} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery le(String left, Object right) {
operations.add(Db.le(Db.attr(left), Db.value(type, left, right)));
return this;
}
/**
* le.
*
* @param getter a {@link java.util.function.Function} object.
* @param value a {@link java.lang.Object} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
* @since 3.3.0
*/
public AQuery le(Identifier getter, Object value) {
String name = MPojo.toAttributeName(getter);
operations.add(Db.le(Db.attr(name), Db.value(getter.getClazz(), name, value)));
return this;
}
/**
* gt.
*
* @param left a {@link de.mhus.lib.adb.query.AAttribute} object.
* @param right a {@link de.mhus.lib.adb.query.AAttribute} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery gt(AAttribute left, AAttribute right) {
operations.add(Db.gt(left, right));
return this;
}
/**
* gt.
*
* @param left a {@link java.lang.String} object.
* @param right a {@link java.lang.Object} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery gt(String left, Object right) {
operations.add(Db.gt(Db.attr(left), Db.value(type, left, right)));
return this;
}
/**
* gt.
*
* @param getter a {@link java.util.function.Function} object.
* @param value a {@link java.lang.Object} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
* @since 3.3.0
*/
public AQuery gt(Identifier getter, Object value) {
String name = MPojo.toAttributeName(getter);
operations.add(Db.gt(Db.attr(name), Db.value(getter.getClazz(), name, value)));
return this;
}
/**
* ge.
*
* @param left a {@link de.mhus.lib.adb.query.AAttribute} object.
* @param right a {@link de.mhus.lib.adb.query.AAttribute} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery ge(AAttribute left, AAttribute right) {
operations.add(Db.ge(left, right));
return this;
}
/**
* ge.
*
* @param left a {@link java.lang.String} object.
* @param right a {@link java.lang.Object} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery ge(String left, Object right) {
operations.add(Db.ge(Db.attr(left), Db.value(type, left, right)));
return this;
}
/**
* ge.
*
* @param getter a {@link java.util.function.Function} object.
* @param value a {@link java.lang.Object} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
* @since 3.3.0
*/
public AQuery ge(Identifier getter, Object value) {
String name = MPojo.toAttributeName(getter);
operations.add(Db.ge(Db.attr(name), Db.value(getter.getClazz(), name, value)));
return this;
}
/**
* el.
*
* @param left a {@link de.mhus.lib.adb.query.AAttribute} object.
* @param right a {@link de.mhus.lib.adb.query.AAttribute} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery el(AAttribute left, AAttribute right) {
operations.add(Db.el(left, right));
return this;
}
/**
* el.
*
* @param getter a {@link java.util.function.Function} object.
* @param value a {@link java.lang.Object} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
* @since 3.3.0
*/
public AQuery el(Identifier getter, Object value) {
String name = MPojo.toAttributeName(getter);
operations.add(Db.el(Db.attr(name), Db.value(type, name, value)));
return this;
}
/**
* eg.
*
* @param left a {@link de.mhus.lib.adb.query.AAttribute} object.
* @param right a {@link de.mhus.lib.adb.query.AAttribute} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery eg(AAttribute left, AAttribute right) {
operations.add(Db.eg(left, right));
return this;
}
/**
* eg.
*
* @param getter a {@link java.util.function.Function} object.
* @param value a {@link java.lang.Object} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
* @since 3.3.0
*/
public AQuery eg(Identifier getter, Object value) {
String name = MPojo.toAttributeName(getter);
operations.add(Db.eg(Db.attr(name), Db.value(getter.getClazz(), name, value)));
return this;
}
/**
* like.
*
* @param left a {@link java.lang.String} object.
* @param right a {@link java.lang.String} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery like(String left, String right) {
operations.add(Db.like(Db.attr(left), Db.value(type, left, right)));
return this;
}
/**
* like.
*
* @param left a {@link de.mhus.lib.adb.query.AAttribute} object.
* @param right a {@link de.mhus.lib.adb.query.AAttribute} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery like(AAttribute left, AAttribute right) {
operations.add(Db.like(left, right));
return this;
}
/**
* like.
*
* @param getter a {@link java.util.function.Function} object.
* @param value a {@link java.lang.Object} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
* @since 3.3.0
*/
public AQuery like(Identifier getter, Object value) {
String name = MPojo.toAttributeName(getter);
operations.add(Db.like(Db.attr(name), Db.value(getter.getClazz(), name, value)));
return this;
}
/**
* and.
*
* @param parts a {@link de.mhus.lib.adb.query.APart} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery and(APart... parts) {
operations.add(Db.and(parts));
return this;
}
/**
* or.
*
* @param parts a {@link de.mhus.lib.adb.query.APart} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery or(APart... parts) {
operations.add(Db.or(parts));
return this;
}
/**
* order.
*
* @param order a {@link de.mhus.lib.adb.query.AOrder} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery order(AOrder order) {
operations.add(order);
return this;
}
/**
* asc.
*
* @param attr a {@link java.lang.String} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery asc(String attr) {
operations.add(new AOrder(type, attr, true));
return this;
}
/**
* asc.
*
* @param getter a {@link java.util.function.Function} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
* @since 3.3.0
*/
public AQuery asc(Identifier getter) {
return asc(MPojo.toAttributeName(getter));
}
/**
* desc.
*
* @param attr a {@link java.lang.String} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery desc(String attr) {
operations.add(new AOrder(type, attr, false));
return this;
}
/**
* desc.
*
* @param getter a {@link java.util.function.Function} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
* @since 3.3.0
*/
public AQuery desc(Identifier getter) {
return desc(MPojo.toAttributeName(getter));
}
/**
* literal.
*
* @param parts a {@link de.mhus.lib.adb.query.APart} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery literal(APart... parts) {
operations.add(Db.literal(parts));
return this;
}
/**
* literal.
*
* @param literal a {@link de.mhus.lib.adb.query.ALiteral} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery literal(ALiteral literal) {
operations.add(Db.literal(literal));
return this;
}
/**
* not.
*
* @param part a {@link de.mhus.lib.adb.query.APart} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery not(APart part) {
operations.add(Db.not(part));
return this;
}
/**
* in.
*
* @param left
* @param right
* @return the query
*/
public AQuery in(Identifier left, Object... right) {
operations.add(Db.in(left, right));
return this;
}
/**
* in.
*
* @param left a {@link de.mhus.lib.adb.query.AAttribute} object.
* @param right a {@link de.mhus.lib.adb.query.AAttribute} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery in(AAttribute left, AAttribute... right) {
operations.add(Db.in(left, new AList(right)));
return this;
}
/**
* in.
*
* @param left a {@link java.util.function.Function} object.
* @param right a {@link de.mhus.lib.adb.query.AAttribute} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery in(Identifier left, AAttribute... right) {
operations.add(Db.in(Db.attr(MPojo.toAttributeName(left)), new AList(right)));
return this;
}
/**
* Append a sub query compare element.
*
* @param left Name of the Attribute in the base query (WHERE [left] IN (...) )
* @param projection Name of the attribute in the sub query (select [projection] FROM)
* @param subQuery The subquery itself
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery in(AAttribute left, AAttribute projection, AQuery subQuery) {
operations.add(Db.in(left, projection, subQuery));
return this;
}
/**
* in.
*
* @param left a {@link java.lang.String} object.
* @param projection a {@link java.lang.String} object.
* @param subQuery a {@link de.mhus.lib.adb.query.AQuery} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery in(String left, String projection, AQuery subQuery) {
operations.add(Db.in(Db.attr(left), Db.attr(projection), subQuery));
return this;
}
/**
* in.
*
* @param left a {@link java.lang.String} object.
* @param projection a {@link java.lang.String} object.
* @param subQuery a {@link de.mhus.lib.adb.query.AQuery} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery in(Identifier left, Identifier projection, AQuery subQuery) {
operations.add(
Db.in(
Db.attr(MPojo.toAttributeName(left)),
Db.attr(MPojo.toAttributeName(projection)),
subQuery));
return this;
}
/**
* limit.
*
* @param limit a int.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery limit(int limit) {
operations.add(Db.limit(limit));
return this;
}
/**
* isNull.
*
* @param attr a {@link de.mhus.lib.adb.query.AAttribute} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery isNull(AAttribute attr) {
operations.add(Db.isNull(attr));
return this;
}
/**
* isNull.
*
* @param getter a {@link java.util.function.Function} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
* @since 3.3.0
*/
public AQuery isNull(Identifier getter) {
operations.add(Db.isNull(Db.attr(MPojo.toAttributeName(getter))));
return this;
}
/**
* isNotNull.
*
* @param attr a {@link de.mhus.lib.adb.query.AAttribute} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery isNotNull(AAttribute attr) {
operations.add(Db.isNotNull(attr));
return this;
}
/**
* isNotNull.
*
* @param getter a {@link java.util.function.Function} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
* @since 3.3.0
*/
public AQuery isNotNull(Identifier getter) {
operations.add(Db.isNotNull(Db.attr(MPojo.toAttributeName(getter))));
return this;
}
/**
* isNull.
*
* @param attr a {@link java.lang.String} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery isNull(String attr) {
operations.add(Db.isNull(Db.attr(attr)));
return this;
}
/**
* isNotNull.
*
* @param attr a {@link java.lang.String} object.
* @return a {@link de.mhus.lib.adb.query.AQuery} object.
*/
public AQuery isNotNull(String attr) {
operations.add(Db.isNotNull(Db.attr(attr)));
return this;
}
public ACreateContext getContext() {
return context;
}
public void setContext(ACreateContext context) {
this.context = context;
}
public List getOperations() {
return operations;
}
public void append(APart part) {
operations.add(part);
}
public synchronized int nextUnique() {
return ++unique;
}
public void doFinal() {
getAttributes();
}
public boolean isFinal() {
return map != null;
}
// @SuppressWarnings("unchecked")
// private synchronized void initRecorder() {
// if (recorder == null)
// recorder = (Recorder) RecordingObject.create(type);
// }
}
